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10.10 KPI

10.10.1 System description

An example of the system is shown below. Make sure the system has been checked by a HITACHI distributor.

Exchange mode

The air returning from the indoor part passes through the
total heat exchanger unit and is expelled outdoors.

The outdoor air is supplied through the total heat exchanger.

Ventilation bypass mode

The air from indoors is expelled without heat exchange.

Automatic selection mode

(Factory-set). The operating mode is selected automatically according to the temperature conditions (outdoor, indoor and
set).

10.10.2 Structure and part names

KPI–552H2E

Nº

Part

Damper

Air conductor connection

Fans

Electrical box

Service door

Filters

Heat exchanger

Electrical box.

KPI-3002H2E

Nº

Part

Heat exchanger

Unit hangers

Electrical box

Filters

Air conductor connection

Filters

Fans

10 Servicing

350

SMGB0063 rev. 1 - 10/2010

Содержание Econofresh

Страница 1: ...INDOOR UNITS SYSTEM FREE SERIES Complementary Systems FSN2 M E Service Manual RCI RCIM RCD RPC RPI RPIM RPK RPF RPFI KPI Econofresh ...

Страница 2: ......

Страница 3: ... information 1 Unit installation 2 Piping work and refrigerant charge 3 Electrical wiring 4 Control system 5 Optional functions 6 Test run 7 Troubleshooting 8 Spare parts 9 Servicing 10 Electrical checks of the main parts 11 Maintenance notes 12 ...

Страница 4: ...Index ii SMGB0063 rev 1 10 2010 ...

Страница 5: ...ion 24 2 2 3 Accessories supplied with the air panel 28 2 2 4 Air panel installation 28 2 3 RCD 2 way cassette 30 2 3 1 Accessories supplied with the unit 30 2 3 2 Unit installation 30 2 3 3 Accessories supplied with the air panel 34 2 3 4 Air panel installation 34 2 4 RPC Ceiling 38 2 4 1 Accessories supplied with the unit 38 2 4 2 Unit installation 38 2 4 3 Suspension bracket installation 38 2 4...

Страница 6: ... sizes 79 3 2 2 Pipe connection 80 3 2 3 Insulation of multikits and or branches 80 3 3 General instructions on the installation of gas refrigerant pipes 81 3 4 Copper gas refrigerant pipe 82 3 4 1 Three principles on work with refrigerant pipes 82 3 4 2 General information on copper refrigeration pipes 83 3 4 3 Diameters of the copper refrigeration pipes 83 3 4 4 Preparing and cutting copper refr...

Страница 7: ...IP switches and RSW switches 138 4 3 Wiring diagrams for the KPI indoor units and complementary systems 142 4 3 1 Wiring diagrams for indoor units 142 4 3 2 Wiring diagrams for complementary systems 155 5 Control system 159 5 1 Device control system 160 5 1 1 Printed circuit boards for RCI M indoor units 161 5 1 2 Printed circuit boards for RCD indoor units 163 5 1 3 Printed circuit board for RPC ...

Страница 8: ...checking fan motors in indoor units 234 8 4 Inspection of other components 238 9 Spare parts 239 9 1 RCD 1 0 3 0 FSN2 240 9 2 RCD 4 0 5 0 FSN2 242 9 3 RPC 4 0 6 0 FSN2E 244 9 4 RPI 0 8 1 5 FSNE 246 9 5 RPI 8 0 10 0 FSN2E 248 9 6 RPIM 0 8 1 5 FSNE DU 250 9 7 RPK 1 0 1 5 FSN2E 252 9 8 RPK 1 0 1 5 FSN H 2M 254 9 9 RPK 2 0 FSN2E 256 9 10 RPK 2 5 4 0 FSN2E 258 9 11 RPF 1 0 2 5 FSN2E 260 9 12 RPFI 1 0 2...

Страница 9: ...rcuit board PCB 289 10 3 6 Removal of the float switch 290 10 3 7 Removal of the drain mechanism 290 10 3 8 Removal of the drain pan 291 10 3 9 Removal of the thermistors from the liquid and gas pipes 292 10 3 10 Removal of the electronic expansion valve coil 292 10 3 11 Removal of the automatic louver motor 293 10 4 RPI Ducted indoor unit 295 10 4 1 Removal of the electrical box 295 10 4 2 Remova...

Страница 10: ...moval of the printed circuit board PCB 332 10 8 9 Removal of the heat exchanger 337 10 8 10 Removal of the AS motor 339 10 8 11 Removal of the drain pan 340 10 8 12 Removal of the fan motor 341 10 8 13 Removal of the electronic expansion valve 344 10 9 RPF I 1 0 2 5 346 10 9 1 Removal of the air inlet grille 346 10 9 2 Removal of the air filter 346 10 9 3 Removal of the air outlet grille 347 10 9 ...

Страница 11: ...62 11 3 2 RCD indoor units 363 11 3 3 RPC indoor units 363 12 Maintenance notes 365 12 1 Regular equipment maintenance 366 12 1 1 Regular equipment maintenance 366 12 1 2 Indoor heat exchanger cleaning 384 12 1 3 Collection of refrigerant to replace the indoor unit 394 Index ix SMGB0063 rev 1 10 2010 ...

Страница 12: ...Index x SMGB0063 rev 1 10 2010 ...

Страница 13: ...ly units 3 1 2 Safety 4 1 2 1 Symbols used 4 1 3 Product guide 5 1 3 1 Classification of indoor unit models 5 1 3 2 KPI energy heat recovery unit classification 5 1 3 3 Product guide indoor units 6 1 3 4 Product guide complementary systems 9 1 3 5 Accessory code list 10 1 General information 1 SMGB0063 rev 1 10 2010 1 ...

Страница 14: ...g the life of the product HITACHI makes every effort to offer correct up to date documentation Despite this printing errors cannot be controlled by HITACHI and are not its responsibility As a result some of the images or data used to illustrate this document may not refer to specific models No claims will be accepted based on the data illustrations and descriptions included in this manual No type ...

Страница 15: ... units uses environment friendly R410A gas refrigerant and applies RoHS and Green Dot standards throughout the production and installation process to reflect HITACHI s awareness of environmental respect and commitment 1 General information 3 SMGB0063 rev 1 10 2010 1 ...

Страница 16: ...taking these instructions into account could lead to serious very serious or even fatal injuries to you and others in the proximities of the unit In the texts following the danger symbol you can also find information on safe procedures during unit installation CAUTION The text following this symbol contains information and instructions relating directly to your safety and physical wellbeing Not ta...

Страница 17: ...0 FS SYSTEM FREE N R410A refrigerant 2 series E Made in Europe M Made in Malaysia Made in Japan XXX X X FSN 2 X 1 3 2 KPI energy heat recovery unit classification KPI energy heat recovery unit Position separating hyphen fixed Capacity m3 h 250 500 800 1000 1500 2000 3000 E energy recovery H heat recovery 2 series E Made in Europe KPI XXXX X 2 E 1 General information 5 SMGB0063 rev 1 10 2010 1 ...

Страница 18: ...31 RCI 2 5FSN2E 7E400004 RCD 2 5FSN2 60278032 RCI 3 0FSN2E 7E400005 RCD 3 0FSN2 60278033 RCI 4 0FSN2E 7E400007 RCD 4 0FSN2 60278034 RCI 5 0FSN2E 7E400008 RCD 5 0FSN2 60278035 RCI 6 0FSN2E 7E400009 Panels RCI RCIM RCD Panel Panel Panel P N23NA 70531000 P N23WAM 60197160 P N23DNA 60297211 P N46DNA 60297212 NOTE Check the exact classification for each unit model type power and series in Classificatio...

Страница 19: ...30002 RPIM 1 5FSN2E DU 7E431002 RPC 2 0FSN2E 7E440003 RPI 2 0FSN2E 7E420003 RPC 2 5FSN2E 7E440004 RPI 2 5FSN2E 7E420004 RPC 3 0FSN2E 7E440005 RPI 3 0FSN2E 7E420005 RPC 4 0FSN2E 7E440007 RPI 4 0FSN2E 7E420007 RPC 5 0FSN2E 7E440008 RPI 5 0FSN2E 7E420008 RPC 6 0FSN2E 7E440009 RPI 6 0FSN2E 7E420009 RPI 8 0FSN2E 7E420010 RPI 10 0FSN2E 7E420011 NOTE Check the exact classification for each unit model typ...

Страница 20: ...RPFI 1 5FSN2E 7E460002 RPK 1 5FSNH2M 60277962 RPK 2 0FSN2M 60277943 RPF 2 0FSN2E 7E450003 RPFI 2 0FSN2E 7E460003 RPK 2 5FSN2M 60277944 RPF 2 5FSN2E 7E450004 RPFI 2 5FSN2E 7E460004 RPK 3 0FSN2M 60277945 RPK 4 0FSN2M 60277946 EV 1 5N 1 60291612 1 For RPK 1 0FSNH2M and RPK 1 5FSNH2M models only NOTE Check the exact classification for each unit model type power and series in Classification of indoor u...

Страница 21: ... KPI 802E2E 70601002 KPI 802H2E 70601102 KPI 1002E2E 70601003 KPI 1002H2E 70601103 KPI 1502E2E 70601004 KPI 1502H2E 70601104 KPI 2002E2E 70601005 KPI 2002H2E 70601105 KPI 3002H2E 70601107 Econofresh kit Complementary systems Econofresh Unit Code EF 5NE 7E774148 NOTE The EF 5NE unit can only be installed in combination with the RPI 5 0FSN2E ducted indoor unit 1 General information 9 SMGB0063 rev 1 ...

Страница 22: ... Deodorising filter 60199794 PDF 23C3 Duct connecting flange 60199795 PDF 46C3 Duct connecting flange 60199796 OACI 232 Outdoor air inlet kit 60199797 PD 75 Outdoor air inlet kit 60199798 PI 23LS5 3 way outlet parts 60199799 TKCI 232 T shaped duct connection kit 60199801 TE 03N Branch pipe UTOPIA pipe kit 70800007 TE 04N Branch pipe UTOPIA pipe kit 70800008 TE 56N Branch pipe UTOPIA pipe kit 70800...

Страница 23: ... pipe multikit 70525002 E 202XN2 Branch pipe multikit 70525003 E 242XN2 Branch pipe multikit 70525004 E 322XN2 Branch pipe multikit 70525005 MH 84AN Distributor SET FREE 70522007 MH 108AN Distributor SET FREE 70522008 ER 500 Energy economiser for KPI 70550001 ER 800 70550002 ER 1000 70550003 ER 1500 70550004 ER 2000 70550005 SLT 30 200 L600 Noise damper 70550200 SLT 30 250 L600 70550201 SLT 30 300...

Страница 24: ...1 General information 12 SMGB0063 rev 1 10 2010 ...

Страница 25: ...ion 39 2 5 RPI M Ducted indoor unit 0 8 6 0 FSN2E DU 42 2 5 1 Accessories supplied with the unit 42 2 5 2 Unit installation 42 2 5 3 Air duct connection 45 2 5 4 Maintenance of the suction air filter 46 2 5 5 Change in the air suction direction 46 2 6 RPI Ducted indoor unit 8 10 FSN2E 47 2 6 1 Accessories supplied with the unit 47 2 6 2 Unit installation 47 2 6 3 Air duct connection 49 2 6 4 Maint...

Страница 26: ...tion 63 2 10 Econofresh Kit 66 2 10 1 Accessories supplied with the unit 66 2 10 2 Unit installation 66 2 10 3 Maintenance 67 2 11 Optional accessories 68 2 11 1 Outdoor air inlet 68 2 11 2 Filters 73 2 Unit installation 14 SMGB0063 rev 1 10 2010 ...

Страница 27: ...l RCI 1 0 6 0 P N23WA 2 1 2 Unit installation Initial checks Check that there is enough space between the false ceiling and the ceiling of the room to house the unit Its height must be less than the measured distance Consult the corresponding chapter of the Technical Catalogue for information on the unit measurements Before starting installation plan the direction of the pipes and wiring required ...

Страница 28: ...ere the air panel is to be installed is completely horizontal Check that the drain hose can be installed maintaining the necessary down slope Installation Cut the area of the unit in the false ceiling and reinforce the opening made Install the M10 3 8 suspension bolts depending on the type of surface Concrete beams 2 Unit installation 16 SMGB0063 rev 1 10 2010 ...

Страница 29: ...n mind the position of the side for pipe connection before lifting the indoor unit Where a false ceiling is already installed install and prepare the pipes and cables on the indoor unit before lifting it CAUTION Before lifting the unit prepare any necessary means ladders scaffolding elevator platform etc and check that the current safety regulations in the place where the installation is taking pl...

Страница 30: ...at the condensate discharge system in the indoor unit works correctly To do so check the level of the drain pan using a spirit level Adjusting the space between the indoor unit and the opening in the false ceiling Adjust the indoor unit to the correct position using the template for the installation For panelled ceilings 2 Unit installation 18 SMGB0063 rev 1 10 2010 ...

Страница 31: ...th the air panel Check that the following accessories are supplied with the unit NOTE Please contact your HITACHI distributor if any of the accessories has not been supplied with the unit Accessory Appearance Quantity Purpose Long bolt M6 x 50 4 For panel fixing 2 1 4 Air panel installation CAUTION Take care while the air panel is unpacked and protect it by placing it on insulating or soft materia...

Страница 32: ...AUTION Do not allow the grille to swing freely or the securing mechanism will break Air panel installation Remove the hood from the 4 corners Press the securing tabs in the direction of the arrow following the order a b and c and lift the corner of the cover Then move it in direction d press the L type hook and remove the cover Pull the U shaped hook in 2 positions located on the side of the indoo...

Страница 33: ...e 4 Sealing gasket 5 Long screw 6 Fixing plate air panel side 7 Panel 8 False ceiling Check that there are no gaps in the touching surface between the indoor unit and the air panel Gaps may cause air leaks or condensation Secure the corner covers after fitting the air panel a Attach the tab at the rear of the corner cover to the panel pin 2 Unit installation 21 SMGB0063 rev 1 10 2010 2 ...

Страница 34: ...he height of the indoor unit if gaps are seen around it Use long bolts and nuts for readjustment as indicated below Once the air panel is installed the final height of the indoor unit can be adjusted using a wrench through the corner cover Excessively adjusting the height leads to condensation leaks from the drain pan CAUTION Do not move the air louver by hand The drive mechanism may be damaged 2 ...

Страница 35: ...sitions have been removed remove it Electrical connection of the air panel CAUTION Switch off the power supply to the unit before coupling the connectors otherwise the automatic louver will not work The following connector is used with the air panel see from the lower surface of the air panel without the air inlet grille Couple the connectors as indicated in the figure view of the electrical box f...

Страница 36: ...rain pipe insulation Clamp 6 To attach the gas refrigerant pipe insulation 2 2 2 Unit installation Initial checks Check that there is enough space between the false ceiling and the ceiling of the room to house the unit Its height must be less than the measured distance Consult the corresponding chapter of the Technical Catalogue for information on the unit measurements Before starting installation...

Страница 37: ...it inspection and maintenance access Check that the drain hose can be installed maintaining the necessary down slope Check that the ceiling surface where the air panel is to be installed is completely horizontal Installation Cut the area of the unit in the false ceiling and reinforce the opening made Install the M10 3 8 suspension bolts depending on the type of surface 2 Unit installation 25 SMGB0...

Страница 38: ...arting on one side Check that the nuts and washers are correctly secured with the suspension bracket retainers and fit the brackets onto their nuts and washers on the other side Fit the washers with the insulation facing downwards as shown in the figure Bear in mind the position of the side for pipe connection before lifting the indoor unit 2 Unit installation 26 SMGB0063 rev 1 10 2010 ...

Страница 39: ...xercising pressure on the drain pan Fit the nuts flat washers and spring washers supplied 4 of each to secure the indoor unit Check that the condensate discharge system in the indoor unit works correctly To do so check the level of the drain pan using a spirit level Adjusting the space between the indoor unit and the opening in the false ceiling Adjust the indoor unit to the correct position using...

Страница 40: ...as not to scratch the sealant insulation Location of the suspension brackets Make sure the suspension brackets on the indoor unit are approximately 90 mm in height above the false ceiling Remove the air inlet grille from the air panel Nº Part 1 Take up the grille keeping it inclined 2 45 correct 3 Air inlet grille 4 Air filter 5 Wrong 6 Air panel 7 Ceiling Open the air inlet grille until it is at ...

Страница 41: ... panel to the long screw 2 position so that it can be temporarily fitted and adjusted Nº Part 1 Electric control box 2 Refrigerant pipe connections 3 Indoor unit 4 Securing plate 5 Air panel 6 Long screw 4 7 Indication PIPE SIDE Fit the air panel in the attachment position using the screws supplied M6 x 50 First secure the screws in positions A and B and then the rest Check that there are no gaps ...

Страница 42: ... Clamp 8 To attach the gas refrigerant pipe insulation Applicable air panel Indoor unit Applicable air panel RCIM 1 0 3 0 P N23DNA RCIM 4 0 5 0 P N26DNA 2 3 2 Unit installation Initial checks Check that there is enough space between the false ceiling and the ceiling of the room to house the unit Its height must be less than the measured distance Consult the corresponding chapter of the Technical C...

Страница 43: ...it inspection and maintenance access Check that the ceiling surface where the air panel is to be installed is completely horizontal Check that the drain hose can be installed maintaining the necessary down slope Installation Cut the area of the unit in the false ceiling and reinforce the opening made Install the M10 3 8 suspension bolts depending on the type of surface 2 Unit installation 31 SMGB0...

Страница 44: ...arting on one side Check that the nuts and washers are correctly secured with the suspension bracket retainers and fit the brackets onto their nuts and washers on the other side Fit the washers with the insulation facing downwards as shown in the figure Bear in mind the position of the side for pipe connection before lifting the indoor unit 2 Unit installation 32 SMGB0063 rev 1 10 2010 ...

Страница 45: ...he unit Lift the unit carefully without exercising pressure on the drain pan Fit the nuts flat washers and spring washers supplied 4 of each to secure the indoor unit Check that the condensate discharge system in the indoor unit works correctly To do so check the level of the drain pan using a spirit level or a clear flexible pipe full of water The side of the unit on which the drain hose is locat...

Страница 46: ... following accessories are supplied with the unit NOTE Please contact your HITACHI distributor if any of the accessories has not been supplied with the unit Accessory Appearance Quantity Purpose Long bolt M6 x 50 4 For panel fixing Long bolt M6 x 30 2 For panel fixing only for air panel P N46DNA 2 3 4 Air panel installation CAUTION Take care while the air panel is unpacked and protect it by placin...

Страница 47: ... 1 Take up the grille keeping it inclined 2 Approx 40 correct 3 Air inlet grille 4 Air filter 5 Wrong 6 Air panel 7 Ceiling Open the air inlet grille until it is at an angle of approximately 40 in relation to the air panel surface Lift the grille while keeping it tilted CAUTION Do not allow the grille to swing freely or the securing mechanism will break 2 Unit installation 35 SMGB0063 rev 1 10 201...

Страница 48: ...ceiling surface or in the event of air leaks on the touching surface readjust the installation height of the indoor unit Check that there are no gaps in the touching surface between the indoor unit and the air panel Gaps may cause air leaks or condensation Considerations following air panel installation CAUTION Do not move the air louver by hand The drive mechanism may be damaged Electrical connec...

Страница 49: ...Couple the connectors as indicated in the figure view of the electrical box from above 2 Unit installation 37 SMGB0063 rev 1 10 2010 2 ...

Страница 50: ...lt the corresponding chapter of the Technical Catalogue for information on the unit measurements Before starting installation plan the direction of the pipes and wiring required Also bear in mind that there must be enough space around the unit for installation and maintenance Check that the ceiling surface where the unit is to be installed is completely horizontal Check that the drain hose can be ...

Страница 51: ...cking product to the bolts and nuts to prevent them from loosening Otherwise abnormal noise may be caused by mechanical vibrations and the indoor unit may become loose 2 4 4 Indoor unit installation CAUTION To avoid damage to the resin side covers remove them before lifting or moving the indoor unit Thread the nuts and fit the washers on all the bolts Fit the securing bolts onto the nut and washer...

Страница 52: ...ere a false ceiling is already installed install and prepare the pipes and cables on the indoor unit before lifting it Cut the area of the unit in the false ceiling and reinforce the opening made CAUTION Before lifting the unit prepare any necessary means ladders scaffolding elevator platform etc and check that the current safety regulations in the place where the installation is taking place are ...

Страница 53: ...door unit works correctly To do so check the level of the drain pan using a spirit level or a clear flexible pipe full of water The rear of the unit where the drain hose is located must be around 3 mm lower than the front side Secure the drain hose with the clamp and adhesive supplied 2 Unit installation 41 SMGB0063 rev 1 10 2010 2 ...

Страница 54: ...tity Purpose Wire clamp 1 For the drain hose connection 2 5 2 Unit installation Initial checks Check that there is enough space around the unit Consult the corresponding chapter of the Technical Manual for information on the unit measurements RPI Ducted indoor unit 0 8 1 5 FSN2E 1 Rear 2 Unit inspection and maintenance access 3 Front side RPI Ducted indoor unit 2 0 6 0 FSN2E 1 Rear 2 Unit inspecti...

Страница 55: ...t there must be enough space around the unit for installation and maintenance Check that the ceiling surface where the unit is to be installed is completely horizontal Check that the drain hose can be installed maintaining the necessary down slope Installation Install the M10 3 8 suspension bolts depending on the type of surface Concrete beams Steel beams 2 Unit installation 43 SMGB0063 rev 1 10 2...

Страница 56: ... connection before lifting the indoor unit CAUTION Before lifting the unit prepare any necessary means ladders scaffolding elevator platform etc and check that the current safety regulations in the place where the installation is taking place are met Check that the lifting work can be carried out without the risk of injuries to you or others in the surrounding area Request the assistance of anothe...

Страница 57: ...unit with a sheet of plastic to protect it during installation work 2 5 3 Air duct connection NOTE Use field supplied flexible ducts to avoid abnormal acoustic vibrations RPI units are supplied with a standard air filter on the suction side This filter is supplied for cases where no suction duct is applied or when the duct is very short Secure the flexible air duct to the outsides of the hoses sup...

Страница 58: ...models the position of the air inlet and therefore its direction can be modified by changing the position of the rear cover as shown in the illustrations 1 Initial position of the air inlet factory supplied 2 Remove the front and rear covers and the electrical box from the unit 3 Switch the position of the front and rear covers Change the position of the electrical box on the unit as indicated in ...

Страница 59: ...cted indoor unit 8 0 10 0 FSN2E 1 Rear 2 Unit inspection and maintenance access 3 Front side Check that there is enough space around the unit Consult the corresponding chapter of the Technical Catalogue for information on the unit measurements Before starting installation plan the direction of the pipes and wiring required Also bear in mind that there must be enough space around the unit for insta...

Страница 60: ...er nut and washer CAUTION Before lifting the unit prepare any necessary means ladders scaffolding elevator platform etc and check that the current safety regulations in the place where the installation is taking place are met Check that the lifting work can be carried out without the risk of injuries to you or others in the surrounding area Request the assistance of another person to lift the unit...

Страница 61: ...tion work 2 6 3 Air duct connection NOTE Use field supplied flexible ducts to avoid abnormal acoustic vibrations RPI units are supplied with a standard air filter on the suction side This filter is supplied for cases where no suction duct is applied or when the duct is very short Secure the flexible air duct to the outsides of the hoses supplied with the unit Bear in mind the following instruction...

Страница 62: ...dle with connector 1 Cable for the PC ART system Connector 2 Nut 1 1 For pipe installation 2 7 2 Unit installation Initial checks Check that there is enough space around the unit Consult the corresponding chapter of the Technical Manual for information on the unit measurements Before starting installation plan the direction of the pipes and wiring required Also bear in mind that there must be enou...

Страница 63: ...be a flat surface with enough space to fully house the unit The weight of the unit must be evenly distributed over the surface RPK 1 0 1 5 FSN H 2M RPK 2 0FSN2M RPK 2 5 4 0 FSN2E Check that the mounting bracket is installed so that the drain pipe side is slightly lower around 3 mm than the other side for easier condensate discharge NOTE The drain hose connection can be made on the right or the lef...

Страница 64: ...current safety regulations in the place where the installation is taking place are met Check that the lifting work can be carried out without the risk of injuries to you or others in the surrounding area Request the assistance of another person to lift the unit Lift the unit carefully Hang the indoor unit on the mounting bracket keeping it vertical Secure the bottom cover and the mounting bracket ...

Страница 65: ...nt panel making sure the air outlet does not touch the outlet grille Then lift the panel slightly to release the combined parts three from the top of the front panel CAUTION Do not knock the front panel while removing it as this could break the panel casing Removal of the front panel RPK 2 0FSN2M only Remove the right side cover to connect the gas refrigerant pipes and wiring and to check the drai...

Страница 66: ... of the front panel only RPK 2 5 4 0 FSN2M Remove the right side cover to connect the gas refrigerant pipes and wiring and to check the drainage water flow CAUTION Completely cover the front panel with a sheet of plastic to protect it during installation work Remove the three bushings and the screws Pull slowly on the bottom of the front panel making sure the air outlet does not touch the outlet g...

Страница 67: ...e are several spacer stops inside the front panel 2 7 3 Mounting bracket dimensions RPK 1 0 1 5 FSN H 2M unit suspension bracket 1 Outer contour of the unit 2 Hole for gas pipes and connections depending on the pipe outlet direction The RPK 1 0 1 5 FSN H 2M models with the expansion valve on the outside of the unit may cause gas refrigerant circulation noise Install the pipe outlet from the rear r...

Страница 68: ...2 Hole for gas pipes and connections depending on the pipe outlet direction RPK 2 0 4 0 FSN2M unit suspension bracket 1 Outer contour of the unit 2 Hole for gas pipes and connections depending on the pipe outlet direction 2 Unit installation 56 SMGB0063 rev 1 10 2010 ...

Страница 69: ... Philips head screw 2 For PC ART 2 8 2 Unit installation Initial checks Check that there is enough space around the unit Consult the corresponding chapter of the Technical Catalogue for information on the unit measurements RPF Floor type 1 0 2 5 FSN2E RPFI Floor concealed type 1 0 2 5 FSN2E 1 Vertical air outlet 1 Horizontal air outlet Before starting installation plan the direction of the pipes a...

Страница 70: ...mm B mm RPF RPFI RPF RPFI RPF I 1 5FSN2E 630 620 1479 1359 RPF I 2 0FSN2E 1729 1609 RPF I 2 5FSN2E Check that the drain hose can be installed maintaining the necessary down slope Installation CAUTION The place where the indoor unit is to be installed must be a flat surface with enough space to fully house the unit The weight of the unit must be evenly distributed over the surface Handle and positi...

Страница 71: ... of the unit using field supplied bolts and screws NOTE RPFI units remove the electrical wiring box when fitting the installation bolts RPF units carry out the above operation after removing the front and side covers of the unit RPFI unit install the optional air outlet grille as indicated in the figure NOTE Condensation may be accumulated if the unit is installed in a very damp place Install a po...

Страница 72: ...ion 1 Lift air outlet A 2 Turn the air outlet on itself until it is opposite its initial position 3 Tilt the air outlet so that the nozzle is facing forwards 4 Refit air outlet A 2 8 4 RPF Optional PC ART remote control location It is possible to install the PC ART remote control below the plastic cover as shown in the figure 2 Unit installation 60 SMGB0063 rev 1 10 2010 ...

Страница 73: ...Appearance Quantity Purpose Duct adapter 4 For duct connection Set screw M4 x 8 24 Adapter gasket 4 For hose connection Anti vibration rubber nut washer and spring washer 4 4 4 8 For unit installation 2 9 2 Unit installation Initial checks KPI 252 802 E H 2E energy heat recovery unit 1 Unit inspection and maintenance access KPI 1002 2002 E H energy heat recovery unit 1 Unit inspection and maintena...

Страница 74: ...ecting the outdoor and indoor temperature points and the conditions of humidity cross the saturation curve in the psychrometric chart Raising the temperature at point A outdoor air to point A gives improved conditions in which the line connecting the outdoor and indoor temperature points and the conditions of humidity do not cross the saturation curve In this case the total heat exchanger can be u...

Страница 75: ...rm etc and check that the current safety regulations in the place where the installation is taking place are met Check that the lifting work can be carried out without the risk of injuries to you or others in the surrounding area Request the assistance of another person to lift the unit Lift the unit carefully Check that the condensate discharge system in the unit works correctly To do so check th...

Страница 76: ... the ducts from the ceiling so that the weight does not rest on the unit Cover the two outdoor ducts with suitable heat insulation material to prevent the formation of condensation Secure the flexible air duct to the outsides of the hoses supplied with the unit Do not install ducts along complex layouts or sharp bends The volume of air may be reduced leading to abnormal circulation noises Particul...

Страница 77: ...Example of installation Example of installation 2 Unit installation 65 SMGB0063 rev 1 10 2010 2 ...

Страница 78: ...it installation and operation manual before installing the Econofresh kit 1 Air flow direction Before starting installation plan the direction of the pipes and wiring required Also bear in mind that there must be enough space around the unit for installation and maintenance Check that the ceiling surface where the unit is to be installed is completely horizontal Installation Avoid obstacles that c...

Страница 79: ...ion D washer E lock nut Apply a thread locking product to the bolts and nuts to prevent them from loosening Otherwise abnormal noise may be caused by mechanical vibrations and the indoor unit may become loose Apply protective paint to the bolts and nuts to prevent rusting CAUTION Completely cover the unit with a sheet of plastic to protect it during installation work 2 10 3 Maintenance Clean the h...

Страница 80: ...ample of electrical control NOTE The total height of the unit is increased by around 80 mm when the outdoor air inlet duct OACI 232 is installed Take this measurement into account when installing the unit Use a cable with a three terminal connector PCC 1A for the CN7 connector on the indoor PCB The maximum amount of incoming outdoor air is 20 of the air flow rate of the indoor unit If the amount o...

Страница 81: ...ting materials only NOTE The parts shown in the above figure will be field supplied Install an inspection panel 6 below the duct fan so that maintenance operations can be carried out on the air filter and the damper Always use a damper and adjust the amount of air where a fan with a supply volume higher than the outdoor air inlet volume limit is used The outdoor air inlet duct resistance is indica...

Страница 82: ...air inlet kit optional or the filter box optional RCI unit with T duct connection The diameter of the T has increased Ø90 The outdoor air inlet duct resistance increases as indicated in the following figure when using the T duct connection Use it as a guide for fan selection 1 installation of the junction box on one side 2 installation of the junction box on both sides 2 Unit installation 70 SMGB0...

Страница 83: ...h pipe are indicated in the following figure There are six knockout holes Cut the insulation material on the outer surface in a circle and line up the notches at the four corners Use a screwdriver or similar and remove Prepare the square connection duct field supplied or use a flexible duct with a diameter of 150 or 200 mm Duct connection dimensions Model Units a b c d PDF 23C3 RCI 1 5 2 5 FSN2E 1...

Страница 84: ...idents 2 Use ducts with non combustible insulating materials 3 Fit enough heat insulation to the duct to avoid condensation 4 Follow the regulations in force regarding this matter in the place of installation or use the dimensions indicated in the figure below if there are no applicable regulations Measurement Wall and pillar material Combustible materials Non combustible materials A 100 mm 50 mm ...

Страница 85: ...y 85 mm Therefore pay attention to the installation space Bear in mind that the size before compression is 10 mm but the size is reduced after compression to 5mm Nº Part 1 Suction grille 2 Air filter 3 Long lasting air filter 4 Filter box 5 Ceiling 6 Air panel optional 7 Suction grille Model a mm RCI 1 0 2 5 FSN2E 248 RCI 3 0 6 0 FSN2E 298 2 Unit installation 73 SMGB0063 rev 1 10 2010 2 ...

Страница 86: ...gravimetric method Air flow rate m3 min 37 0 Initial pressure loss Pa mmAq 17 7 1 8 Final pressure loss Pa mmAq 44 1 4 5 Filter Frame Packaging colour White Brown Working life 4 years with maintenance every 1250 hours Cleaning Available Weight kg 0 7 Performance Avoids the multiplication of bacteria and mould Filter material Modified acrylic fibre 1 containing inorganic anti bacterial substance Su...

Страница 87: ... 3 3 4 Working life 3 years with maintenance every 3 6 months Reuse Available dried by sunlight 1 Cleaning Available washed with water 2 Weight kg 0 9 1 0 Dimensions a mm 0 9 1 0 Performance Absorbs smoke body odour etc Restrictions of use Washing with detergents is forbidden 1 This is the standard working life of the filter and its duration may vary depending on the conditions of use Clean the fi...

Страница 88: ...2 Unit installation 76 SMGB0063 rev 1 10 2010 ...

Страница 89: ...ed connection mounting 87 3 4 8 Refrigerant gas pipe insulation 87 3 4 9 Refrigerant pipe suspension 88 3 5 Refrigerant and drain hose installation 89 3 5 1 RCI 4 way cassette 1 0 6 0 FSN2E 89 3 5 2 RCIM 4 way cassette compact 1 0 2 0 FSN2 90 3 5 3 RCD 2 way cassette 1 0 5 0 FSN2 92 3 5 4 RPC Ceiling type 2 0 6 0 FSN2E 93 3 5 5 RPI Ducted indoor unit 0 8 1 5 FSN2E 98 3 5 6 RPI Ducted indoor unit 2...

Страница 90: ...power of the outdoor unit If larger diameter gas refrigerant pipes are used the circuit lubrication oil tends to separate from the gas carrying it The compressor will be seriously damaged due to a lack of lubrication If smaller diameter gas refrigerant pipes are used the gas or liquid refrigerant will have serious difficulties in circulating System performance will be affected The compressor will ...

Страница 91: ... 1 2 0 80 Roll Ø15 88 5 8 1 00 Roll Ø19 05 3 4 1 00 Pipe Ø22 20 7 8 1 00 Pipe Ø25 40 1 1 00 Pipe Ø28 60 1 1 8 1 00 Pipe Always use clean copper pipes with no signs of knocks or cracks Make sure there is no dust or dampness on the inside Before you install the pipes clean the inside with oxygen free nitrogen gas to eliminate any remains of dust or other substances CAUTION Do not use hand saws circu...

Страница 92: ...rial supplied C secure the insulation using the flange supplied or using suitable adhesive tape D Installation refrigerant gas pipe E installation insulation field supplied F brazing G flare the pipe after inserting the flare nut H indoor unit insulation I indoor unit NOTE Where polyethylene foam insulation is used a 10 mm thick layer should be used for the liquid pipe and between 15 and 20 mm for...

Страница 93: ...e UTOPIA or SET FREE systems especially when the outdoor unit is situated at a different height than the indoor units System performance depends on the distance between the outdoor and indoor unit This aspect must be taken into account for the installation of the gas refrigerant pipe The outdoor units are factory charged with sufficient gas refrigerant for a standard installation of certain charac...

Страница 94: ...es 2 Protect and insulate the ends of the pipes Wash Vacuum dry 2 Cleaning Absence of dust on the inside of the piping Dust or other elements entering the ends of the pipes Film of rust formed during brazing without nitrogen injection Insufficient nitrogen wash after brazing Expansion valve capillary tube and filter clogging Oil oxidation Compressor fault Compressor fault insufficient cooling or h...

Страница 95: ...1 1 8 1 00 Pipe 3 4 4 Preparing and cutting copper refrigeration pipes Preparation Clean the area where the copper refrigeration pipe preparation work is to be carried out It must particularly be free of waste soil wood or metal shavings and in general any substance that could enter the ends of the pipe during handling The copper pipe must be clean and have no remains of adhesive cement dust or ot...

Страница 96: ...ON Ensure the pipe cutter rollers remain perfectly seated on the copper pipe Remove any internal burrs arising from the pipe cutter using a pipe reamer CAUTION While making the cut slant the pipe downwards to prevent burrs or shavings from falling inside the pipe Do not use hand saws circular saws abrasive grinders or other tools that generate shavings Strictly follow national or local regulations...

Страница 97: ...low is not altered and no circulation noise is generated during operation NOTE Bends in gas refrigerant pipes reduce system performance due to changes in the flow of gas and liquid refrigerant circulation Do not use any other tool to bend pipes as the pipe may be excessively bent or crushed and its inner diameter reduced CAUTION Never bend pipes with radii of less than 90 3 4 6 Brazing copper refr...

Страница 98: ... Before you start brazing install a dry nitrogen gas injection system inside the pipes to prevent the copper from being exposed to the air while it is subjected to high temperatures CAUTION Do not braze on gas refrigerant pipes without a dry nitrogen gas injection system Otherwise a layer of rust will form that may become detached when the refrigeration system is started causing filter or compress...

Страница 99: ...f year and the installation The difference in temperature with the ambient air is extremely large and causes two significant phenomena to be taken into account Cold irradiation along the entire pipe Condensation of the humidity in the surrounding air Actually cold irradiation is the temperature gain experienced by the gas as when it circulates under pressure and at such low temperatures along the ...

Страница 100: ...e tape 3 4 9 Refrigerant pipe suspension Only suspend the refrigerant pipes at specific points of the building Whenever possible avoid suspending them from parts subject to structural movement e g places close to expansion joints or outer walls etc Prevent the refrigerant pipes from touching weak parts of the building such as walls non structural partition walls ceilings etc Otherwise operating no...

Страница 101: ...ssible from all directions above left or right Models 1 Gas pipe mm inches 2 Liquid pipe mm inches RCI 1 0 1 5 FSN2E Ø12 70 1 2 Ø6 35 1 4 RCI 2 0FSN2E Ø15 88 5 8 RCI 2 5 6 0 FSN2E Ø9 53 3 8 Drain pipe installation The correct position for the drain hose connection A is shown below A Prepare a polyvinyl chloride PVC pipe with an outer diameter of 32 mm 2 1 1 2 3 Piping work and refrigerant charge 8...

Страница 102: ...se connection as this could damage it Do not use bent or twisted drain pipes as these will cause water leaks Then insulate the drain hose appropriately 3 5 2 RCIM 4 way cassette compact 1 0 2 0 FSN2 Gas refrigerant pipe installation The correct position for the gas refrigerant pipe connection is shown below The pipe connection must be accessible from all directions above left or right Models 1 Gas...

Страница 103: ...and the drain hose Do not apply too much force when making the drain hose connection as this could damage it Do not use bent or twisted drain pipes as these will cause water leaks Then insulate the drain hose appropriately Drain pipe connection a 650 Clamp accessory Do not use adhesive a 325 Bracket 4 1 25 1 1 100 c 50 Drain pipe accessory Drainage pipe connection Drainage pipe accessory Use PVC a...

Страница 104: ...Prepare a polyvinyl chloride PVC pipe with an outer diameter of 32 mm Secure the pipe with the clamp and adhesive supplied The drain hose must have a gradient of 1 1 100 to 4 1 25 CAUTION Do not apply adhesive between the drain hose connection and the drain hose Do not apply too much force when making the drain hose connection as this could damage it Do not use bent or twisted drain pipes as these...

Страница 105: ...t hole Unit installation see on page 30 Models 1 Gas pipe mm inches 2 Liquid pipe mm inches RPC 2 0FSN2E Ø15 88 5 8 Ø6 35 1 4 RPC 2 5 6 0 FSN2E Ø9 53 3 8 The piping must be installed from the bottom of the unit 1 Remove the air inlet grille and slide the buttons on the grille backwards 2 Push and slide the air inlet grille backwards and open it Gas pipe Liquid pipe Drainage pipe Gas pipe Liquid pi...

Страница 106: ...om the required part of the unit to install the gas refrigerant pipes Top Rear side Press Unit Open Air inlet grille 50 155 Open the die cut panel Liquid pipe Gas pipe 3 Piping work and refrigerant charge 94 SMGB0063 rev 1 10 2010 ...

Страница 107: ...e Drain pipe installation NOTE The normal direction for connecting the drain hose is on the right side when the unit is seen from the outlet grille side The connection can be made from the left side if there are construction elements of the building around it A B Sealing plate Sealing plate M4 screw Refrigerant piping Sealing with insulation Sec A Rear side connection 1 Knockout hole M4 screws Sea...

Страница 108: ...mp B Connection on the left hand side 1 Remove the plug from the drain hose by cutting the securing clip 2 Remove the insulating material 3 Remove the drain plug and insert the pipe into the wire clamp 4 Insert the drain plug into the right hand boss using a screwdriver 5 Seal the connection using waterproof chloride sealing material and secure with the pin Clamp B Drain pipe Clamp A Insulation Dr...

Страница 109: ...the drain pipe to the connection part using the clamp supplied CAUTION Do not apply too much force when making the drain hose connection as this could damage it Do not use bent or twisted drain pipes as these will cause water leaks Insulate the drain pipe and suspend it individually as indicated in the figure CAUTION Do not apply adhesive between the drain hose connection and the drain hose Do not...

Страница 110: ... inches RPI Ø12 7 1 2 Ø6 35 1 4 NOTE When installing the pipes leave enough space for maintenance work in the electrical box of the unit Dimensions of the flare and thickness of the copper pipe Nominal diameter Thickness mm Measurement A 0 0 4 mm mm inches Ø6 35 1 4 0 80 9 1 Ø9 53 3 8 0 80 13 2 Ø12 70 1 2 0 80 16 6 Ø15 88 5 8 1 00 19 7 3 Piping work and refrigerant charge 98 SMGB0063 rev 1 10 2010...

Страница 111: ...est point immediately before the raised section of the installation Then insulate the drain hose appropriately only for RPI 2 0 6 0 FSN2E Connect a trap to the drain hose at the angle indicated as indicated in the figure for RPI 8 0 10 0 FSN2E NOTE If the relative humidity of the inlet air or the ambient air exceeds 80 in the place where the unit is installed fit an auxiliary drain pan field suppl...

Страница 112: ... RPI 2 0FSN2E Ø15 88 5 8 Ø6 35 1 4 RPI 2 5 3 0 FSN2E Ø9 53 3 8 RPI 4 0 6 0 FSN2E RPI 8 0FSN2E Ø19 05 5 8 RPI 10 0FSN2E Ø22 20 7 8 NOTE When installing the pipes leave enough space for maintenance work in the electrical box of the unit Dimensions of the flare and thickness of the copper pipe Nominal diameter Thickness mm Measurement A 0 0 4 mm mm inches Ø6 35 1 4 0 80 9 1 Ø9 53 3 8 0 80 13 2 Ø12 70...

Страница 113: ... polyvinyl chloride PVC pipe with an outer diameter of 32 mm 25 mm for RPI 8 0 10 0 FSN2E Secure the pipe with the clamp and adhesive supplied only for RPI 8 0 10 0 FSN2E The drain hose must have a gradient of 1 1 100 to 4 1 25 The drain hose cannot be installed on an upwards line not even on one section of the installation In this case the condensate water accumulates at the lowest point immediat...

Страница 114: ... DU Gas refrigerant pipe installation The pipe connections are inside the unit Access the gas refrigerant pipe connection by removing the fan cover on the unit The correct position for the gas refrigerant pipe connection is shown below Insulating material field supplied 4 1 25 1 1 100 PVC pipe field supplied Clamp factory supplied Insulating material factory supplied Indoor unit Auxiliary drain pa...

Страница 115: ... 8 0 80 13 2 Ø12 70 1 2 0 80 16 6 Ø15 88 5 8 1 00 19 7 Dimensions of the flare nuts for flared connections Nominal diameter Measurement B mm mm inches Ø6 35 1 4 17 Ø9 53 3 8 22 Ø12 70 1 2 26 Ø15 88 5 8 29 Drain pipe installation The correct position for the drain hose connection is shown below Drain pipe NOTE Do not install gas refrigerant pipes at the access to the electrical box and the drain ho...

Страница 116: ...ing water leaks 4 Insulate the drain hose around the wire clamp to avoid condensation 5 Insert the drain pipe into the drain hose and secure it using the wire clamp B Connect a trap to the drain hose at the angle indicated as indicated in the figure NOTE If the relative humidity of the inlet air or the ambient air exceeds 80 in the place where the unit is installed fit an auxiliary drain pan field...

Страница 117: ...nd rear side Right side Cut the corner using a plastic knife and completely remove any sharp edges as indicated in the figure Left side Cut the corner using a plastic knife and completely remove any sharp edges as indicated in the figure d Unit contour Pipes for rear section Gas pipe Insulation Connection of pipes on left side Pipes on right side a c b Remove flare fitting h Unit contour Pipes for...

Страница 118: ...mensions of the flare nuts for flared connections Nominal diameter Measurement B mm mm inches Ø6 35 1 4 17 Ø9 53 3 8 22 Ø12 70 1 2 26 Ø15 88 5 8 29 Drain pipe installation NOTE The normal direction for connecting the drain hose is on the right side when the unit is seen from the outlet grille side The connection can be made from the left side or from the rear if there are construction elements of ...

Страница 119: ...er accumulates at the lowest point immediately before the raised section of the installation Use vinyl chloride adhesive to connect the drain hose After inserting the pipe fully secure it using the clamp supplied Check the correct working order of the drainage system 3 5 9 RPF I Floor type 1 0 2 5 FSN2E Gas refrigerant pipe installation The correct position for the gas refrigerant pipe connection ...

Страница 120: ...nsions of the flare nuts for flared connections Nominal diameter Measurement B mm mm inches Ø6 35 1 4 17 Ø9 53 3 8 22 Ø12 70 1 2 26 Ø15 88 5 8 29 Drain pipe installation The correct position for the drain hose connection is shown below Prepare a polyvinyl chloride PVC pipe with an outer diameter of 18 5 mm Secure the pipe with the adhesive supplied Insulate the drain hose after connecting the pipe...

Страница 121: ... relating to the gas refrigerant charge in the installation consult the Technical Catalogue and Service Manual corresponding to the outdoor units of the UTOPIA or SET FREE systems 3 Piping work and refrigerant charge 109 SMGB0063 rev 1 10 2010 3 ...

Страница 122: ...nnect all the indoor units of the rooms in which you wish to have air conditioning 2 Calculate the volume V m3 of each room 3 Calculate the refrigerant concentration C kg m3 of the room in accordance with the following formula R V C R total quantity of refrigerant charged kg V volume of the room m3 C gas refrigerant concentration 0 44 kg m3 for R410A gas 3 7 3 Countermeasures in the event of refri...

Страница 123: ...l connection of RPK units 128 4 1 9 Electrical connection of RPF I units 131 4 1 10 Electrical connection of KPI units 133 4 1 11 Network system connection CS NET WEB 134 4 1 12 Connection between units H LINK and H LINK II 135 4 2 Setting of DIP switches and RSW switches 136 4 2 1 Location of DIP switches and RSW switches 137 4 2 2 Functions of the DIP switches and RSW switches 138 4 3 Wiring dia...

Страница 124: ...or and outdoor units Connect the shielding to the earthing screw in the indoor unit electrical box If the power cables are connected in series use the maximum current value and select the cables according to the following tables For indoor units Model Power supply Max current A Power supply cable size Transmission cable size EN60 335 1 EN60 335 1 All indoor units 1 phase 230 V 50 Hz 5 0 75 mm2 0 7...

Страница 125: ...he unit Its length the cable diameter and their protection sleeve or jacket must be appropriate for the unit For further information always consider the current regulations in the country where the unit is to be installed CAUTION Risk of fire cables must never touch the gas refrigerant pipes printed circuit boards PCB sharp edges or electrical components inside the unit to avoid damaging them Loos...

Страница 126: ...licable 3 Tighten the screws on terminals L1 and N or L1 and L2 as applicable 4 Check that the cables are correctly secured Follow the steps below to connect the communication cables between the outdoor and indoor unit to the terminal strip TB1 1 Where necessary loosen the screws on terminals 1 and 2 on the terminal strip TB1 2 Connect the communication cables to terminals 1 and 2 3 Tighten the sc...

Страница 127: ...ontrol wiring for group operations with remote control only 4 Remote control wiring Firmly secure the cables using a tie inside the electrical box Cover the cables and the hole using a sealant to protect them from condensation and insects Test runs CAUTION Be careful during the test runs as some of the safety functions remain disabled the units operate for two hours without switching off via the t...

Страница 128: ...p edges or electrical components inside the unit to avoid damaging them Loose connection terminals may lead to cable and terminal overheating The unit may operate incorrectly leading to a risk of fire Check that the cables are firmly secured to the connection terminals Electrical connection Check that the power supply for the RCIM indoor unit is 240 V If not replace connectors CN27 and CN28 of the...

Страница 129: ... 2 Connect the communication cables to terminals 1 and 2 3 Tighten the screw on terminals 1 and 2 4 Check that the cables are correctly secured Follow the steps below to connect the earth wire to the earth connection in the electrical box 1 Where necessary loosen the screw on the earthing connection in the electrical box 2 Connect the shielded part of the power supply earth wire and the signal wir...

Страница 130: ...e power supply switches 3 Check that the fans on the indoor and outdoor units are at a standstill before starting work NOTE The electrical power for the unit must involve a specific power line with an exclusive power control switch and residual current breaker installed in line with local or national safety regulations Check that the electrical power line has enough capacity to supply the unit Its...

Страница 131: ...terminal strip TB2 1 Where necessary loosen the screws on terminals 1 and 2 on the terminal strip TB2 2 Connect the communication cables to terminals 1 and 2 3 Tighten the screw on terminals 1 and 2 4 Check that the cables are correctly secured Nº Part 1 Connector for the swing louver motor 2 Fan motor connector 3 Terminal strip TB2 4 Terminal strip TB1 5 Wiring 6 Power wiring Follow the steps bel...

Страница 132: ... fire cables must never touch the gas refrigerant pipes printed circuit boards PCB sharp edges or electrical components inside the unit to avoid damaging them Loose connection terminals may lead to cable and terminal overheating The unit may operate incorrectly leading to a risk of fire Check that the cables are firmly secured to the connection terminals Electrical connection Check that the power ...

Страница 133: ...e and the signal wiring earth wire to the earth connection 3 Tighten the screw on the earthing connection in the electrical box 4 Check that the shielded part of the earthing cables are correctly secured Nº Part 1 Electrical box 2 Tie 3 Die cut wiring hole 4 Grille 5 Remote control wiring optional 6 Communication wiring 7 Power wiring Test runs CAUTION Be careful during the test runs as some of th...

Страница 134: ... never touch the gas refrigerant pipes printed circuit boards PCB sharp edges or electrical components inside the unit to avoid damaging them Loose connection terminals may lead to cable and terminal overheating The unit may operate incorrectly leading to a risk of fire Check that the cables are firmly secured to the connection terminals Electrical connection Check that the power supply for the RP...

Страница 135: ...crews on terminals 1 and 2 on the terminal strip TB 2 Connect the communication cables to terminals 1 and 2 3 Tighten the screw on terminals 1 and 2 4 Check that the cables are correctly secured Follow the steps below to connect the earth wire to the earth connection in the electrical box 1 Where necessary loosen the screw on the earthing connection in the electrical box 2 Connect the shielded par...

Страница 136: ...I 2 0 6 0 FSN2E Terminal board connections Nº Part PCB1 Printed circuit board TF Transformer TB Terminal strip RPI 8 0 10 0 FSN2E Terminal board connections 4 Electrical wiring 124 SMGB0063 rev 1 10 2010 ...

Страница 137: ...he indoor and outdoor units are at a standstill before starting work NOTE The electrical power for the unit must involve a specific power line with an exclusive power control switch and residual current breaker installed in line with local or national safety regulations Check that the electrical power line has enough capacity to supply the unit Its length the cable diameter and their protection sl...

Страница 138: ... connect the power cables to the terminal strip TB 1 Where necessary loosen the screws on terminals L1 and N on the terminal strip TB 2 Connect the power cables to terminals L1 and N 3 Tighten the screws on terminals L1 and N 4 Check that the cables are correctly secured Follow the steps below to connect the communication cables between the outdoor and indoor unit to the terminal strip TB 1 Where ...

Страница 139: ...st runs as some of the safety functions remain disabled the units operate for two hours without switching off via the thermostat The three minute compressor protection is not enabled during the test Secure the rubber bushes to the panel using adhesive when the outdoor unit ducts are not used The compressor remains at a standstill during forced stoppage 4 Electrical wiring 127 SMGB0063 rev 1 10 201...

Страница 140: ... transformers in the electrical box NOTE To prevent the screws from falling from the terminal box do not remove them completely hold onto the terminal and check that the screw is secure through the hole in the terminal Use the following screws for the terminal box M4 screw for the power supply M3 5 screw for the operating line Follow the steps below depending on the type of communication to connec...

Страница 141: ...y loosen the screw on the earthing connection in the electrical box 2 Connect the shielded part of the power supply earth wire and the signal wiring earth wire to the earth connection 3 Tighten the screw on the earthing connection in the electrical box 4 Check that the shielded part of the earthing cables are correctly secured Connection with remote control RPK 1 0 1 5 FSN H 2M terminal board conn...

Страница 142: ... Nº Part 1 Terminal strip TB1 2 Terminal strip TB2 3 Cable secured with the tie 4 Earthing screw Test runs CAUTION Be careful during the test runs as some of the safety functions remain disabled the units operate for two hours without switching off via the thermostat The three minute compressor protection is not enabled during the test Secure the rubber bushes to the panel using adhesive when the ...

Страница 143: ...k of fire cables must never touch the gas refrigerant pipes printed circuit boards PCB sharp edges or electrical components inside the unit to avoid damaging them Loose connection terminals may lead to cable and terminal overheating The unit may operate incorrectly leading to a risk of fire Check that the cables are firmly secured to the connection terminals Electrical connection Check that the po...

Страница 144: ...he screws on the communication terminals in the electrical box 2 Connect the communication cables to communication terminals 1 and 2 in the electrical box 3 Tighten the screws on the communication terminals in the electrical box 4 Check that the communication cables are correctly secured Follow the steps below to connect the earth wire to the earth terminal in the electrical box 1 Where necessary ...

Страница 145: ...er bushing in the wiring connection knockout hole Follow the steps below to connect the remote control cable or the optional extension wire 1 Pass the cable through the knockout hole in the cabinet 2 Connect the cable to the terminals on the printed circuit board PCB located inside the electrical box 3 Tighten the screw on terminals A and B in the electrical box 4 Check that the cables are correct...

Страница 146: ...hing off via the thermostat The three minute compressor protection is not enabled during the test Secure the rubber bushes to the panel using adhesive when the outdoor unit ducts are not used The compressor remains at a standstill during forced stoppage 4 1 11 Network system connection CS NET WEB 4 Electrical wiring 134 SMGB0063 rev 1 10 2010 ...

Страница 147: ...ions of the system as shown in the following figure There are 26 systems with FSN2E indoor units NOTE H LINK is able to manage up to 160 indoor units When PSC 5S and CSNET WEB 2 0 only compatible with H LINK are used remember that only 16 indoor units and 16 outdoor units can be managed 4 Electrical wiring 135 SMGB0063 rev 1 10 2010 4 ...

Страница 148: ...valid 2 To set the position of the RSW rotary switches insert a screwdriver into the groove of the RSW NOTE The DIP and RSW switches of each indoor and outdoor unit must be set although they do not all have to be set Read the following sections carefully for information on which ones must be set 4 Electrical wiring 136 SMGB0063 rev 1 10 2010 ...

Страница 149: ...P switches and RSW rotary switches RCI M 1 0 6 0 FSN2 E units RCD 1 0 3 0 FSN2 units RPC 2 0 6 0 FSN2E units RPF I 1 0 2 5 FSN2E units RPI M 0 8 6 0 FSN2E DU units RPI 8 0 10 0 FSN2E units RPK 1 0 1 5 FSN H 2M units 4 Electrical wiring 137 SMGB0063 rev 1 10 2010 4 ...

Страница 150: ...switches DSW2 switch optional functions setting only for RPK FSN H 2M CAUTION Do not set the DSW2 switch as it is factory set prior to delivery RPK 1 0 1 5 FSN H 2M Factory setting Setting for unit no RPK 2 0 4 0 FSN H 2M Factory setting Setting for unit no PCB1 PCB2 4 Electrical wiring 138 SMGB0063 rev 1 10 2010 ...

Страница 151: ...ype of indoor unit CAUTION Do not set the DSW4 switch as it is factory set prior to delivery DSW5 switch RSW2 rotary switch refrigerant cycle number setting This is used to set the refrigerant cycle number NOTE The factory setting of DSW5 switches is OFF The rotary switches are set by inserting a screwdriver of the appropriate size into the centre groove Setting position DSW5 Setting position RSW2...

Страница 152: ... terminals 1 and 2 the fuse on PCB1 M is deactivated Should this occur correct the TB1 wiring and activate contact 1 Except RPK 1 0 4 0 FSN H 2M units RPK 1 5FSN H 2M units only DSW8 switch not used RCI M units only Factory setting Factory setting KPI fan units with energy recovery NOTE DSW2 DSW4 and DSW6 switches have no function Econofresh kit Functions of Econofresh mode Enthalpy sensor this is...

Страница 153: ...DSW6 RPI 5 0FSN 1 E Factory setting RPI 5HP Econofresh kit DSW4 RPI 5 0FSN2E Factory setting RPI 5HP Econofresh kit 4 Electrical wiring 141 SMGB0063 rev 1 10 2010 4 ...

Страница 154: ...iring diagrams for the KPI indoor units and complementary systems 4 3 1 Wiring diagrams for indoor units Wiring diagrams for the RCI 1 0 6 0 FSN2E indoor units 4 Electrical wiring 142 SMGB0063 rev 1 10 2010 ...

Страница 155: ... Wiring diagrams for the RCIM 1 0 2 0 FSN2 indoor units 4 Electrical wiring 143 SMGB0063 rev 1 10 2010 4 ...

Страница 156: ... Wiring diagrams for the RCD 1 0 5 0 FSN2 indoor units 4 Electrical wiring 144 SMGB0063 rev 1 10 2010 ...

Страница 157: ... Wiring diagrams for the RPC 2 0 6 0 FSN2E indoor units 4 Electrical wiring 145 SMGB0063 rev 1 10 2010 4 ...

Страница 158: ... Wiring diagrams for the RPI 0 8 1 5 FSN2E indoor units 4 Electrical wiring 146 SMGB0063 rev 1 10 2010 ...

Страница 159: ... Wiring diagrams for the RPI 2 0 6 0 FSN2E indoor units 4 Electrical wiring 147 SMGB0063 rev 1 10 2010 4 ...

Страница 160: ... Wiring diagrams for the RPI 8 0 10 0 FSN2E indoor units 4 Electrical wiring 148 SMGB0063 rev 1 10 2010 ...

Страница 161: ... Wiring diagrams for the RPIM 0 8 1 5 FSN2E DU indoor units 4 Electrical wiring 149 SMGB0063 rev 1 10 2010 4 ...

Страница 162: ... Wiring diagrams for the RPK 1 0 1 5 FSN2M indoor units 4 Electrical wiring 150 SMGB0063 rev 1 10 2010 ...

Страница 163: ... Wiring diagrams for the RPK 1 0 1 5 FSNH2M indoor units 4 Electrical wiring 151 SMGB0063 rev 1 10 2010 4 ...

Страница 164: ... Wiring diagram for the RPK 2 0FSN2M indoor unit 4 Electrical wiring 152 SMGB0063 rev 1 10 2010 ...

Страница 165: ... Wiring diagrams for the RPK 2 5 4 0 FSN2M indoor units 4 Electrical wiring 153 SMGB0063 rev 1 10 2010 4 ...

Страница 166: ... Wiring diagrams for the RPF I 1 0 2 5 FSN2E indoor units 4 Electrical wiring 154 SMGB0063 rev 1 10 2010 ...

Страница 167: ...4 3 2 Wiring diagrams for complementary systems KPI 252 802 E H 2E energy heat recovery unit 4 Electrical wiring 155 SMGB0063 rev 1 10 2010 4 ...

Страница 168: ... KPI 1002 2002 E H 2E energy heat recovery unit 4 Electrical wiring 156 SMGB0063 rev 1 10 2010 ...

Страница 169: ... KPI 3002H2E heat recovery unit 4 Electrical wiring 157 SMGB0063 rev 1 10 2010 4 ...

Страница 170: ...4 Electrical wiring 158 SMGB0063 rev 1 10 2010 ...

Страница 171: ...board for RPK FSN H 2M units 169 5 1 6 Printed circuit board for KPI complementary systems 172 5 2 Safety protection and control 175 5 3 Standard control functions 176 5 3 1 Freeze protection during the cooling or dehumidification process 176 5 3 2 Indoor electronic expansion valve control 177 5 3 3 Activation of the control with protection device 178 5 3 4 Automatic cooling heating operation cont...

Страница 172: ...ference in temperature of the I U gas pipe Tg the temperature of the I U liquid piping Tl Degree of opening specified at the start of normal control Then controlled to optimise the temperature of the I U liquid pipe Tl Specified degrees of opening controlled by the temperature at the top of the compressor Td Outdoor fan The fan speed operates to control the stabilisation of the O U liquid pipe tem...

Страница 173: ...agnetic compressor contactor CH Crankcase heater CT1 Current transformer PSH High pressure switch RVR 4 way valve SVA B F Solenoid valve PSC Control pressure switch EHW Electric heater MCU Microcomputer 5 1 1 Printed circuit boards for RCI M indoor units CAUTION Turn off the power supply before setting the DIP switches If not the settings will not be valid 5 Control system 161 SMGB0063 rev 1 10 20...

Страница 174: ...ot affected The indoor unit PCB operates with five types of DIP switches and two rotary switches The position is as follows LED indicator LED1 Red This LED indicates the transmission status between the indoor unit and the remote control LED3 Yellow This LED indicates the transmission status between the indoor unit and the outdoor unit LED4 Red PCB power supply 5 Control system 162 SMGB0063 rev 1 1...

Страница 175: ... Optional input functions CN4 Not used CN7 Optional output functions CN8 Optional output functions CN11 Expansion valve control CN14 Float switch CN17 Swing louver motor 4 CN19 PCB2 connection CN25 Not used CN201 CN202 PCB1 connection EFS1 PCB2 fuse EFR1 PCB2 fuse EF3 PCB1 fuse EF2 PCB1 fuse Switch indication DSW3 Capacity code DSW4 Unit model code DSW5 RSW2 Refrigerant cycle number DSW7 Fuse re e...

Страница 176: ...ot affected The indoor unit PCB operates with five types of DIP switches and two rotary switches The position is as follows LED indicator LED1 Red This LED indicates the transmission status between the indoor unit and the remote control LED3 Yellow This LED indicates the transmission status between the indoor unit and the outdoor unit LED4 Red PCB power supply 5 Control system 164 SMGB0063 rev 1 1...

Страница 177: ...17 3 V pins 3 4 20 8 V CN2 Outdoor unit H LINK II control circuit CN3 Optional input functions CN4 Not used CN7 Optional output functions CN8 Optional output functions CN11 Expansion valve control CN14 Float switch CN17 Swing louver motor 4 CN201 PCB1 connection EFS1 PCB2 fuse EFR1 PCB2 fuse EF1 PCB1 fuse EF4 PCB1 fuse Switch indication DSW3 Capacity code DSW4 Unit model code DSW5 RSW2 Refrigerant...

Страница 178: ... transmission or after selection If the mark is not displayed this indicates that the position of the pin is not affected The indoor unit PCB operates with four types of DIP switches a slide switch and a rotary switch The position is as follows LED indicator LED1 Red This LED indicates the transmission status between the indoor unit and the remote control LED3 Yellow This LED indicates the transmi...

Страница 179: ... CN2 Outdoor unit H LINK control circuit CN3 Optional input functions only 2 CN7 Optional output functions only 2 CN8 Optional output functions no 1 no 2 only 1 CN11 Expansion valve control CN12 Remote control jumper connection for several units CN13 SW remote control CN14 Float switch RPI CN17 Swing louver motor Switch indication DSW3 Capacity code DSW4 Unit model code DSW5 RSW2 Refrigerant cycle...

Страница 180: ...cted The indoor unit PCB operates with four types of DIP switches a slide switch and a rotary switch The position is as follows LED indicator LED1 Red This LED indicates the transmission status between the indoor unit and the remote control LED3 Yellow This LED indicates the transmission status between the indoor unit and the outdoor unit LED4 Green PCB power supply 5 Control system 168 SMGB0063 r...

Страница 181: ... 1 no 2 only 1 CN11 Expansion valve control CN14 Float switch RPI CN17 Swing louver motor Switch indication DSW3 Capacity code DSW4 Unit model code DSW5 RSW2 Refrigerant cycle number DSW7 Fuse recovery and remote control selector DWS6 RSW1 Indoor unit number settings DWS8 Not used 5 1 5 Printed circuit board for RPK FSN H 2M units CAUTION Turn off the power supply before setting the DIP switches I...

Страница 182: ...This LED indicates the transmission status between the indoor unit and the outdoor unit LED4 Red PCB power supply Connector indication THM1 Air inlet THM2 Air outlet THM3 Freeze protection THM5 Gas pipe CN2 Outdoor unit H LINK control circuit CN3 Optional input functions CN7 Optional output functions CN13 SW remote control CN14 Expansion valve control CN17 Swing louver motor CN25 Connection of the...

Страница 183: ...01 Changeover switch for emergency operation DSW6 RSW1 Indoor unit setting DSW5 RSW2 Refrigerant cycle number DSW2 Optional functions DSW3 Capacity code DSW7 Fuse re establishing 5 Control system 171 SMGB0063 rev 1 10 2010 5 ...

Страница 184: ...s pipe CN2 Outdoor unit H LINK control circuit CN3 Optional input functions CN5 PCB3 connection CN7 Optional output functions CN13 SW remote control CN14 Expansion valve control CN17 Swing louver motor CN10 Connection of the PCB3 wireless receiver part CN550 Fan motor Switch indication PSW301 PSW302 Changeover switch for emergency operation DSW6 RSW1 Indoor unit setting DSW5 RSW2 Refrigerant cycle...

Страница 185: ...t Connector indication PCN1 220 V transformer PCN5 PCB1 relay PCN7 Power supply 1 R 2 S 3 N 4 E THM1 Air inlet THM2 Air outlet EF1 Fuse EF2 Fuse EFS1 Fuse EFR1 Fuse CN1 Transformer pins 1 2 17 3 V pins 3 4 20 8 V CN2 Outdoor unit H LINK control circuit CN3 Optional input functions only 2 CN4 Optional input functions CN7 Optional output functions only 2 CN8 Optional output functions no 1 no 2 only ...

Страница 186: ...SW3 Capacity code DSW5 Refrigerant cycle number DSW6 Unit model code DSW7 Fuse recovery and remote control selector RSW Indoor unit number settings SW1 Switch PC ART or PC P2HTE 5 Control system 174 SMGB0063 rev 1 10 2010 ...

Страница 187: ... in the fan motor winding This stops the fan motor when the winding temperature exceeds the set value Setting control and safety devices for indoor units Model RCI M RCD RPC RPIM RPI RPK RPF I Remarks For the evaporator fan motor Internal thermostat Switch off C 145 5 130 5 135 5 135 5 140 5 130 5 130 5 Automatic reset non adjustable one per motor Switch on C 90 15 83 15 90 15 90 15 90 15 83 15 83...

Страница 188: ...5 3 Standard control functions 5 3 1 Freeze protection during the cooling or dehumidification process 5 Control system 176 SMGB0063 rev 1 10 2010 ...

Страница 189: ...ooling operation 1 Superheat temperature setting required a Heat exchanger SH 3 HP SH 0 C 4 HP SH 4 C b Heat exchanger SH Tg TL Tg Indoor gas pipe temperature TL Indoor liquid pipe temperature SH Superheat 2 Simulated PI control for the electronic expansion valve the opening of this valve is controlled so that the SH temperature of the heat exchanger can reach the set temperature Heating operation...

Страница 190: ...5 3 3 Activation of the control with protection device 5 Control system 178 SMGB0063 rev 1 10 2010 ...

Страница 191: ...e air outlet When CMC is enabled in cooling operation PSC is enabled and Tc is greater than Tc1 4 C operations with forced thermostat disabling are started Tc Outdoor pipe temperature Tc1 Outdoor pipe temperature when the PSC is enabled PSC enabled 3 60 MPa However if this occurs more than 6 times during operations thermostat stoppage is not forced The cause of the stoppage will be 13 5 Control sy...

Страница 192: ...5 Control system 180 SMGB0063 rev 1 10 2010 ...

Страница 193: ...nal output signals 192 6 2 Complementary systems 194 6 2 1 Econofresh Kit 194 6 3 Remote controls 196 6 3 1 Optional remote control functions 196 6 3 2 List of optional remote control functions 198 6 3 3 Description of the optional remote control functions 205 6 3 4 Optional functions for PC ARH remote controls 219 6 3 5 Optional functions on wireless remote controls 221 6 Optional functions 181 S...

Страница 194: ...or CN8 has one port which are used to configure three output options of the eight available in the system NOTE The output signal connection is a mere example The system has the following input and output ports Indication Port setting on the indoor unit PCB Remarks Outlet Inlet i1 CN3 1 2 Contact i2 CN3 2 3 Contact Outlet o1 CN7 1 2 12 Vdc o2 CN7 1 3 12 Vdc o3 CN8 1 2 12 Vdc The system has the foll...

Страница 195: ...iring installation Keep the CN3 connector cables as short as possible Try not to pull on the cable along the power line The cables should be laid separately at a distance of over 30 cm Cable crossing is feasible Where the cable along the power line is pulled insert the cables through a metal pipe earth one end of the pipe and install a safety device such as an earth leakage breaker or smoke detect...

Страница 196: ...Optional input signals NOTE If an input signal is set the on screen display on the remote control automatically changes to the following 6 Optional functions 184 SMGB0063 rev 1 10 2010 ...

Страница 197: ...t NOTE It can reduce problems caused by indoor air stratification CN3 03 Function 1 remote on off of the unit by contact This signal controls the starting and stopping of the system from a remote location NOTE It is extremely practical in hotels and offices to control the indoor units from the building management system CN3 04 Function 2 unit on by pulse This signal controls the starting of the sy...

Страница 198: ... commands from the remote control after a forced stoppage This signal stops the indoor unit and cancels the commands from the remote control while it is enabled CN3 07 Cooling or heating mode setting This function controls operating mode changes from a remote location CN3 08 Up down input signal for grille not available Not available CN3 Optional output signals NOTE If an input signal is set the o...

Страница 199: ...otect and indicate any faults in the unit NOTE It is extremely useful for rooms in which air conditioning must remain on at all times CN8 CN7 for RPK units 03 Function 1 remote on off of the unit by contact This signal controls the status of the compressor NOTE It is extremely useful for controlling the thermostat switched off on indoor units CN8 CN7 for RPK units 04 Function 2 unit on by pulse It...

Страница 200: ...control to change to the optional setting mode Indoor unit selection a In SERVICE 02 mode the indication changes as shown in the figure 1 Indication 02 enabled 2 Indication of the indoor unit on which the optional function is to be set displayed in the time indication segments for the timer setting and the ADDS indication is displayed below 3 Indication of the refrigerant cycle number of the outdo...

Страница 201: ...e press TEMP or TEMP to select the indoor unit on which the optional function is to be set Connectors CN3 CN7 and CN8 are factory set with the following optional functions Connector no Connector terminal Function Factory settings Inlet CN3 1 2 03 Function 1 Remote unit On Off 2 3 06 Cancellation of commands from the remote control after a forced stoppage Outlet CN7 1 2 01 Operation signal 1 3 02 A...

Страница 202: ...hever is transmitted last Function 2 remote switching on of the unit pulse signal input On screen display 04 This is an optional remote on off signal that uses the pulse signal Connect the wiring and use the materials as indicated in Available ports see on page 194 Function 2 remote switching off of the unit pulse signal input On screen display 05 This is an optional remote off signal that uses th...

Страница 203: ... outside the unit The operating mode is controlled by the field supplied switch or by the remote control whichever is used last Connect the wiring and use the materials as indicated in Available ports see on page 194 A time chart with the uses of the functions is shown below NOTE The collection of signals during the first 10 seconds after connecting the power supply is not available due to compone...

Страница 204: ...smitted Alarm signal On screen display 02 This optional signal is used to pick up the activation of safety devices The signal is normally displayed on the remote control This function is not available under abnormal transmission conditions Connect the wiring and use the materials as indicated in Available ports see on page 194 NOTE The auxiliary relay contact X2 closes when an operation signal is ...

Страница 205: ...ion signal is enabled regardless of whether the thermostat signal is enabled or disabled Thermostat enabled signal during the heating process On screen display 06 This optional signal is used to pick up the thermostat enabled signal for the compressor operating during the heating process and to control a circulation pump or humidifier Connect the wiring and use the materials as indicated in Availa...

Страница 206: ...e outlet damper mixing the outdoor air and the return air of the Econofresh kit This function is based on the air quality parameters that provide precise control of the air quality Connect the cables as indicated in point Available ports see on page 194 Only CN3 contacts 1 and 2 can be connected The signal has the following control logic Connector Contact number X1 Damper valve CN3 1 2 ON OFF Enab...

Страница 207: ...stat Remote control thermistor Remote thermistor Wireless remote control Outdoor cooling mode Enthalpy sensor CO2 sensor Room thermostat Remote control thermistor C8 O O O Remote thermistor Wireless remote control O O O Outdoor cooling mode E1 O O Enthalpy sensor E2 O O CO2 sensor E4 O O Not available Available O 6 Optional functions 195 SMGB0063 rev 1 10 2010 6 ...

Страница 208: ... the RN indication is displayed below 4 The temperature setting display disappears b In the previous step a press TEMP or TEMP on the remote control to select the indoor unit on which the optional function is to be set NOTE The indoor unit can be selected from the indoor units connected to the remote control If the direction and refrigerant cycle number indication is AA the settings of all the ind...

Страница 209: ...the optional function settings and return to normal mode Selection of another indoor unit In optional function setting mode press TEMP or TEMP on the remote control to select the indoor unit on which the optional function is to be set 6 Optional functions 197 SMGB0063 rev 1 10 2010 6 ...

Страница 210: ... used to modify the period during which the remote control indicates that the air filter must be replaced 01 100 hours 02 1200 hours 03 2500 hours 04 Not indicated b5 Operation mode interlock X 00 Not available Once the unit operating mode has been selected this function prevents it from being modified from the remote control 01 Available b6 Set temperature interlock X 00 Not available Once the te...

Страница 211: ... conditions 00 C2 Not used permane nt Not used C3 Not used O 00 Not used 01 Used as setting for conditions 00 C4 Not used O 00 Not used 01 Used as setting for conditions 00 C5 Static pressure selection O 00 Not available This function is used to increase the fan speed on the indoor ducted units 01 High speed 12 02 High speed 22 C6 Fan speed increase O 00 Not available This function is used to incr...

Страница 212: ...ot used CA Not used permane nt Not used Cb Forced stoppage logic selection X 00 Forced stoppage inlet contact A This function determines the operating logic for the forced stoppage contacts 01 Forced stoppage inlet contact B CC Not used X 00 Not used 01 Used as setting for conditions 00 Cd Not used O 00 Not used 01 Used as setting for conditions 00 CE Not used O 00 Not used 01 Used as setting for ...

Страница 213: ...r temperature by decreasing the fan speed apart from the settings on the remote control 01 Available d6 Room temperature control for energy saving O 00 Not available This function saves energy when the outdoor temperature is lower than the air conditioning charge 01 Available d7 Not used O 00 07 Not used Used as setting for conditions 00 E1 Econofresh Outdoor cooling mode O KPI This function is us...

Страница 214: ...unit in heating mode O 00 Not available This function reduces the unit fan speed to prevent cold draughts 01 Available E9 Not used O 00 Not used 01 Used as setting for conditions 00 EA Not used O 00 Not used 01 Used as setting for conditions 00 Eb Fan operating control after stoppage of the indoor unit in cooling mode O 00 Not available This function reduces the unit fan speed to reduce the spread...

Страница 215: ...00 30 minutes factory setting This function is used to set the automatic release time with the temperature setting 01 15 minutes 02 60 minutes 03 90 minutes F5 Automatic cooling temperature release X 19 19 C This function is used to set automatic temperature release for the FAN COOL DRY functions 20 20 C 21 24 21 24 C 25 25 C factory setting 26 28 26 28 C 29 29 C 30 30 C F6 Automatic heating tempe...

Страница 216: ...AN COOL DRY functions 01 Lower limit 1 C 02 Lower limit 2 C 03 08 Lower limit 03 08 C 09 Lower limit 9 C 10 Lower limit 10 C Fd Upper heating temperature setting limit X 00 Standard This function is used to define an upper temperature setting limit for the HEAT function 01 Lower limit 1 C 02 Lower limit 2 C 03 08 Lower limit 03 08 C 09 Lower limit 9 C 10 Lower limit 10 C FE Not used 00 Not availab...

Страница 217: ...gh ceilings cannot be set above two positions 6 3 3 Description of the optional remote control functions b1 Elimination of the heating temperature offset This function is useful when the thermistor is removed from the suction area of the indoor unit and installed somewhere else It is used when the temperature setting displayed on the remote control and the inlet air temperature of the indoor unit ...

Страница 218: ...inimum of 3 minutes remains available Settings Condition setting 00 Not available 01 Available b4 Pre determined filter cleaning period change This function is used to modify the period during which the remote control indicates that the air filter must be replaced The filter cleaning period can be changed depending on the condition of the filter as shown in the table below NOTE The remaining numbe...

Страница 219: ...n exclusive cooling model or when the function to set operations as an exclusive cooling unit is enabled Settings Condition setting 00 Not available 01 Available b9 Fan speed interlock Once the fan speed on the unit has been selected this function prevents it from being modified from the remote control NOTE When this function is enabled the fan speed cannot be changed using the remote control Sett...

Страница 220: ...or RCD units This function is used to increase the fan speed when the thermostat reaches the set temperature in heating with function NOTE The fan speed does not increase when the thermostat is switched off with the function setting C5 Settings Condition setting 00 Not available 01 Available C7 Cancellation of the forced compressor operation for at least three minutes This function is used when b3...

Страница 221: ...ng the average value of the air inlet thermistor and the remote control thermistor C9 Not used CA Not used Cb Forced stoppage logic selection This function determines the operating logic for the forced stoppage contacts The setting conditions and contact logic are shown in the following table Setting condition Setting Contact Contact logic Activation contact Open Closed 00 Contact A Normally open ...

Страница 222: ...f an electrical fault lasting for a maximum of 2 seconds The compressor unit restarts after three minutes plus the maximum 2 seconds of the fault CAUTION When this function is used without anyone controlling the unit set the system monitoring mode to avoid risks Settings Condition setting 00 Not available 01 Available d4 Cooling air temperature drop prevention This function is useful when the ther...

Страница 223: ...tting condition and ventilation mode are shown below Setting condition Setting Ventilation mode Contents 00 Automatic ventilation Effective ventilation mode selection ventilation with total heat exchanger or ventilation bypass to save energy by detecting the difference in temperature between indoors and outdoors 01 Ventilation with heat exchanger Heat is exchanged continuously when the heat exchan...

Страница 224: ...ful to set the gas sensor input The setting condition and delay time are shown below Setting Gas sensor Contents 00 Standard The gas sensor input is not available 02 CO2 sensor The gas sensor input is available E5 Not used Settings Condition setting 00 Not available 01 Used as setting for conditions 00 E6 Fan operating time after stoppage of the indoor unit in cooling mode This prevents condensati...

Страница 225: ... e g it is rinsed with drainage water Setting condition Fan operation with the thermostat switched off 00 Fan at set speed 01 Low 02 Slow Ed Not used EE Automatic fan speed control This function is useful to economise the operating time and limit the operating of the unit by automatically controlling the fan speed when the room temperature is close to the set temperature The following table shows ...

Страница 226: ...ng for 1 5 hours F2 Main and secondary remote control setting This function is useful when configuring two remote controls for the same installation one in main mode and the other in secondary mode Setting Contents 00 Master The remote control is configured as main 01 Slave The remote control is configured as secondary F3 Automatic temperature setting reset However the temperature configuration do...

Страница 227: ...C automatically F4 Automatic release time This function is used to set the automatic release time with the temperature setting Setting Condition setting 00 30 minutes factory setting 01 15 minutes 02 60 minutes 03 90 minutes F5 Automatic cooling temperature release This function is used to set automatic temperature release for the FAN COOL DRY functions Setting Condition setting 19 19 C 20 20 C 21...

Страница 228: ...low Setting Contents 00 Not available 01 Available factory setting FA Fan speed selection interlock This function is used to prevent changes to the fan speed The setting condition is shown below Setting Contents 00 Not available 01 Available Fb Automatic louver interlock This function is used to prevent changes to automatic louver operations The setting condition is shown below Setting condition C...

Страница 229: ...it 1 C 02 Lower limit 2 C 03 08 Lower limit 03 08 C 09 Lower limit 9 C 10 Lower limit 10 C An example is shown in the following figure FE Not used Setting Contents 00 Not available 01 Used as setting for conditions 00 02 FF ON OFF timer function interlock This function is used to lock timer activation Setting condition Contents 00 Not available 01 Available factory setting H1 Maintenance alarms Th...

Страница 230: ...set by the central control FAN mode 02 Unlimited operating mode H4 Operation modes for the ventilation unit with energy heat recovery This function is only available for the ventilation unit with energy heat recovery Setting condition Contents 00 Air conditioning only 01 Ventilation only 02 Air conditioning ventilation H5 Central control available after forced stoppage This function allows for cen...

Страница 231: ...ttons at the same time for over 3 seconds until the image displayed on the screen changes 2 Press TEMP to change the setting elements and press TEMP to change the setting options See the table below for the setting elements and options 3 To complete the optional setting mode press the MODE and FAN SPEED buttons at the same time 6 Optional functions 219 SMGB0063 rev 1 10 2010 6 ...

Страница 232: ...01 Hide H3 Operating mode change restriction 00 Operating mode change disabled hide operating mode factory setting 01 Operating mode set by the central control unit FAN mode 02 Unlimited operation H4 Ventilation exchange total heat exchanger only 00 Air conditioning only 01 Ventilation only 02 Air conditioning Ventilation H5 Central control available after forced stoppage 00 Disabled 01 Enabled 1 ...

Страница 233: ...ng Available Indoor unit identification Only available for PC ALHD 11 13 PC RLH8 9 11 13 1 Switch off all power supplies before setting the DIP switches 2 To set the DIP switches remove the two set screws and open the cover PC ALH PC ALHD PC ALHZ PC ALHC Secondary receiver setting To enable this setting enable terminal 1 on the DIP switch 6 Optional functions 221 SMGB0063 rev 1 10 2010 6 ...

Страница 234: ...6 Optional functions 222 SMGB0063 rev 1 10 2010 ...

Страница 235: ...the test run 224 7 1 1 Check points 224 7 1 2 Check procedure 224 7 2 Test procedure using the remote control 226 7 3 Test procedure using the wireless remote control 228 7 4 Test run check list 230 7 Test run 223 SMGB0063 rev 1 10 2010 7 ...

Страница 236: ...oor unit stop valves are fully open If so start the system 3 Check that the power supply switch has been on for over 12 hours to heat up the compressor oil 7 1 2 Check procedure Check 1 The gas and liquid line stop valves are fully open 2 That there are no refrigerant leaks NOTE Flare nuts may sometimes loosen due to vibrations during transportation 3 Refrigerant piping and wiring form part of the...

Страница 237: ...ion a Indoor DB27 C and below 14 Use shielded cables for the installation to avoid electrical noise This must be less than 1000 m in length and meet with national and local regulations 15 Disconnect the KPI unit if it is connected to the indoor unit control Otherwise the unit will not carry out the test run 7 Test run 225 SMGB0063 rev 1 10 2010 7 ...

Страница 238: ...re incorrect or loose a The connection between the remote control and the unit is correct b Remote control cable connection points c Remote control cable connector contact d Adjustment of the screws on each terminal board The number on the connected unit counter is incorrect The unit number setting is incorrect The control cable connection between each indoor unit is incorrect when a remote contro...

Страница 239: ... flickering display is different to that indicated above The unit does not start The unit starts and then stops The thermistor connection or that of other connectors is incorrect The trip switch is triggered Use the alarm code table in the service manual to check this service personnel are responsible for this check The on off LED flickers once every sec And the unit number 00 the alarm code dd an...

Страница 240: ... once the installation work is complete 1 Fit the batteries in the remote control 2 Switch on the power supply to the indoor and outdoor units 3 The yellow LED on the indoor unit receiver flickers While the LED is flickering the indoor unit will not operate because it is starting up Select the TEST RUN mode 1 Press the SET and OFF TIME buttons at the same time for more than 3 seconds The indicatio...

Страница 241: ...up for a moment Check that the device has received the commands and that the selected mode is correct In test run mode the red LED lights up and the green TIMERLED flickers NOTE In the case of the RPK model the TIMER LED is off If the yellow LED does not light up the remote control commands may not have reached the receiver Send the commands again 7 Test run 229 SMGB0063 rev 1 10 2010 7 ...

Страница 242: ...e temperature Te _____ C 6 Check the pressure Discharge pressure Pd _____kg cm2G Suction pressure Ps kg cm2G 7 Check the voltage Rated voltage _____V Service voltage L1 L2 _____V L1 L3 _____V L2 L3 _____V Initial voltage _____V Phase imbalance 1 V Vm 8 Check the compressor inlet operating current Inlet _____kW Suction pressure _____kW 9 Is the refrigerant charge OK __________ 10 Do the operating c...

Страница 243: ...ck of the indoor unit PCB for RPK only 232 8 2 Electronic expansion valve check procedure 233 8 3 Procedure for checking fan motors in indoor units 234 8 4 Inspection of other components 238 8 Troubleshooting 231 SMGB0063 rev 1 10 2010 8 ...

Страница 244: ...test 5 On completion of the self check switch off the power supply and restart the DIP switch Self check procedures RPK FN H 2M Check point Mode status Confirmation method Start the expansion valve and the automatic louver The expansion valve fully open fully closed Louver stopped horizontally Analogue test If the air inlet temperature thermistors the air discharge temperature thermistors and the ...

Страница 245: ...cess Failure of the temperature to rise indicates a fault Locked slightly open The following conditions indicate a fault Where the freeze protection thermistor temperature is lower than the intake air temperature Where the unit being inspected stops and other units continue operating in cooling mode Locked fully open 8 Troubleshooting 233 SMGB0063 rev 1 10 2010 8 ...

Страница 246: ...0FSN2E RCI 6 0FSN2E 108 W DC motor RCIM 1 0FSN2 RCIM 1 5FSN2 RCIM 2 0FSN2 52 W DC motor RCD 1 0FSN2 RCD 1 5FSN2 RCD 2 0FSN2 35 W BLK1 3RED RED3 5WHT 159 00 92 00 to 20 C RCD 2 5FSN2 RCD 3 0FSN2 55 W BLK1 3RED RED3 5WHT 70 90 81 70 to 20 C RCD 4 0FSN2 35 W x 2 BLK1 3RED RED3 5WHT 159 00 92 00 to 20 C RCD 5 0FSN2 55 W x 2 BLK1 3RED RED3 5WHT 70 90 81 70 to 20 C RPC 2 0FSN2E RPC 2 5FSN2E RPC 3 0FSN2E...

Страница 247: ...2E RPI 1 0FSN2E 88 W BLK1 2RED RED2 3BLU BLU3 4GRY GRY4 5YEL RED2 6WHT 23 60 23 50 23 40 23 50 38 40 to 20 C RPI 1 5FSN2E 85 W BLK1 2RED RED2 3BLU BLU3 4GRY GRY4 5YEL RED2 6WHT 23 60 23 50 23 40 23 50 38 40 to 20 C RPI 2 0FSN2E RPI 2 5FSN2E 101 W 132 W BLK1 2RED RED2 3BLU BLU3 4GRY GRY4 5YEL RED2 6WHT 75 60 12 80 12 70 25 10 181 00 to 20 C 8 Troubleshooting 235 SMGB0063 rev 1 10 2010 8 ...

Страница 248: ...C RPI 6 0FSN2E 385 W BLK1 2RED RED2 3BLU BLU3 4GRY GRY4 5YEL RED2 6WHT 10 40 4 70 9 02 4 80 24 60 to 20 C RPI 8 10FSN2E 1065 W BLK1 2RED RED2 3BLU BLU3 4GRY GRY4 5YEL RED2 6WHT 5 00 0 75 0 75 0 75 9 20 to 20 C RPIM 0 8FSN2E DU RPIM 1 0FSN2E DU RPIM 1 5FSN2E DU 68 W BLK1 2RED RED2 3BLU BLU3 4GRY RED2 6WHT 214 40 29 90 30 60 61 30 to 20 C RPK 1 0F2N H 2M RPK 1 5F2N H 2M RPK 2 0F2N2M 20 W DC motor RP...

Страница 249: ...F I 1 5FSN2E 28 W BLK1 2RED RED2 3WHT WHT3 4BLU BLU4 5ORN ORN5 6YEL 231 70 198 70 136 20 71 20 202 40 to 20 C RPF I 2 0FSN2E RPF I 2 5FSN2E 45 W BLK1 2RED RED2 3WHT WHT3 4BLU BLU4 5ORN ORN5 6YEL 97 90 138 10 61 60 35 20 61 00 to 20 C 8 Troubleshooting 237 SMGB0063 rev 1 10 2010 8 ...

Страница 250: ...nents Component name Unit model Model code Resistance Drain motor RCI 1 0 6 0 FSN2E RCIM 1 0 2 0 FSN2E RPI 2 0 6 0 FSN2E ADP 1403 139 00 a 21 C RCD 1 0 5 0 FSN2E KJV 1004 347 00 to 20 C 8 Troubleshooting 238 SMGB0063 rev 1 10 2010 ...

Страница 251: ...N2E 244 9 4 RPI 0 8 1 5 FSNE 246 9 5 RPI 8 0 10 0 FSN2E 248 9 6 RPIM 0 8 1 5 FSNE DU 250 9 7 RPK 1 0 1 5 FSN2E 252 9 8 RPK 1 0 1 5 FSN H 2M 254 9 9 RPK 2 0 FSN2E 256 9 10 RPK 2 5 4 0 FSN2E 258 9 11 RPF 1 0 2 5 FSN2E 260 9 12 RPFI 1 0 2 5 FSN2E 262 9 Spare parts 239 SMGB0063 rev 1 10 2010 9 ...

Страница 252: ...9 1 RCD 1 0 3 0 FSN2 9 Spare parts 240 SMGB0063 rev 1 10 2010 ...

Страница 253: ... gas U21 Expansion valve U31 Air filter For air panel P N23DWA U34 Air grille For air panel P N23DWA with air filter U36 Fan U41 Heat exchanger U65 Plastic material U71A Motor 35W fan U71B Motor For the discharge drain mechanism U71C Motor For the P N23DWA motor rotation assembly U82 Transformer U85A Printed circuit board Main PCB U85B Printed circuit board Noise protection U85C Printed circuit bo...

Страница 254: ...9 2 RCD 4 0 5 0 FSN2 9 Spare parts 242 SMGB0063 rev 1 10 2010 ...

Страница 255: ...s U21 Expansion valve U31 Air filter For air panel P N23DWA U34 Air grille For air panel P N23DWA with air filter U36 Fan U41 Heat exchanger U65 Plastic material U71A Motor 355W fan U71B Motor 55W on other side U71B Motor for the discharge drain mechanism U71C Motor For the P N23DWA motor rotation assembly U82 Transformer U85A Printed circuit board Main PCB U85B Printed circuit board Noise protect...

Страница 256: ...9 3 RPC 4 0 6 0 FSN2E 9 Spare parts 244 SMGB0063 rev 1 10 2010 ...

Страница 257: ...1 Air filter U33 Bearing U34A Air inlet grille Inlet air U34B Grille assembly A Outlet air U34B Grille assembly B Outlet air U34B Grille assembly C Outlet air U37 Fan frame U41 Heat exchanger Assembly U64 Heat exchanger Assembly U64 Boss U65A Spacer U65B Push spacer U65C Grille knob U65D Grille support U71A Fan motor U71B AS motor U82 Transformer U85 Printed circuit board U98A Left cover Left part...

Страница 258: ...9 4 RPI 0 8 1 5 FSNE 9 Spare parts 246 SMGB0063 rev 1 10 2010 ...

Страница 259: ... For the gas pipe U15C Thermistor For the air inlet U15D Thermistor For the air outlet U21 Expansion valve U31 Filter U36 Runner U37 Fan frame U41 Heat exchanger Assembly U65A Spacer For the fixed PCB U65B Push spacer For the fixed PCB U71A Drain pump Discharge mechanism U71B Fan motor U82 Transformer U85 Printed circuit board PI073 main PCB U87 Float sensor U97 Drain pan Assembly 9 Spare parts 24...

Страница 260: ...9 5 RPI 8 0 10 0 FSN2E 9 Spare parts 248 SMGB0063 rev 1 10 2010 ...

Страница 261: ...or THM1 thermistor for air inlet U15D Thermistor THM2 thermistor for air outlet U20 Fuse holder U21 Expansion valve U31 Filter U36 Runner U37A Fan casing Runner R Fan casing runner right U37B Fan casing Runner L Fan casing runner left U41 Heat exchanger Assembly U65A Spacer For the fixed PCB U71A Fan motor assembly Stay base motor casing runners U71B Fan motor U82 Transformer U85A Printed circuit ...

Страница 262: ...9 6 RPIM 0 8 1 5 FSNE DU 9 Spare parts 250 SMGB0063 rev 1 10 2010 ...

Страница 263: ...istor THM1 thermistor for air inlet U15D Thermistor THM2 thermistor for air outlet U21 Expansion valve U31 Filter U36 Fan casing Runner Fan casing runner U37 Fan casing Runner Fan casing runner U41 Heat exchanger Assembly U65A Spacer For the fixed PCB U65B push spacer For the fixed PCB U71A Fan motor U71B Drain pump Kit DU M1E optional U82 Transformer U85 Printed circuit board PI073 main PCB U87 F...

Страница 264: ...9 7 RPK 1 0 1 5 FSN2E 9 Spare parts 252 SMGB0063 rev 1 10 2010 ...

Страница 265: ...nst liquid freezing U15D Thermistor THM5 thermistor for gas U21 Expansion valve U31A Right air filter For right part U31B Left air filter For left part U33 Bearing U36 Fan U41 Heat exchanger U71A Fan motor Expansion valve U71B AS motor 20W fan U71C Motor U85A Printed circuit board Power U85B Printed circuit board Control U85C Printed circuit board Receiver U85D Printed circuit board Service 9 Spar...

Страница 266: ...9 8 RPK 1 0 1 5 FSN H 2M U15B U71B U31A U33 U36 U15A U85D U85B U85A U04 U85C U71C U98 U41 U15C U97 U48 EV 1 5N Expansion Valve Kit U21 U71A U34 U15D U31B 9 Spare parts 254 SMGB0063 rev 1 10 2010 ...

Страница 267: ...alve U31A Air filter Left side U31B Air filter Right side U33 Bearing U34 Louver U36 Fan U41 Heat exchanger Assembly U48 Electrical box U71A Motor Expansion valve U71B Motor Fan U71C Motor U85A Printed circuit board Power U85B Printed circuit board Control U85C Printed circuit board Receiver U85D Printed circuit board Service U97 Drain pan Assembly U98 Front cover Assembly 9 Spare parts 255 SMGB00...

Страница 268: ...9 9 RPK 2 0 FSN2E 9 Spare parts 256 SMGB0063 rev 1 10 2010 ...

Страница 269: ...r protection against liquid freezing U15D Thermistor THM5 thermistor for gas U21 Expansion valve U31A Right air filter For right part U31B Left air filter For left part U33 Bearing U36 Fan U41 Heat exchanger U71A Fan motor 30W U71B AS motor For auto swing louver U85A Printed circuit board U85B Printed circuit board For wireless reception U85C Printed circuit board LED display 9 Spare parts 257 SMG...

Страница 270: ...9 10 RPK 2 5 4 0 FSN2E 9 Spare parts 258 SMGB0063 rev 1 10 2010 ...

Страница 271: ...or protection against liquid freezing U15D Thermistor THM5 thermistor for gas U21 Expansion valve U31A Right air filter For right part U31B Left air filter For left part U33 Bearing U36 Fan U41 Heat exchanger U71A Fan motor 30W U71B AS motor For auto swing louver U85A Printed circuit board U85B Printed circuit board For wireless reception U85C Printed circuit board LED display 9 Spare parts 259 SM...

Страница 272: ...9 11 RPF 1 0 2 5 FSN2E 9 Spare parts 260 SMGB0063 rev 1 10 2010 ...

Страница 273: ...rotection against liquid freezing U15D Thermistor THM5 thermistor for gas U21 Expansion valve U31A Right air filter For right part U31B Left air filter For left part U33 Bearing U36 Fan U41 Heat exchanger U71A Fan motor Expansion valve U71B AS motor 30W fan U71C Motor U85A Printed circuit board U85B Printed circuit board For wireless receiver U85C Printed circuit board LED display 9 Spare parts 26...

Страница 274: ...9 12 RPFI 1 0 2 5 FSN2E 9 Spare parts 262 SMGB0063 rev 1 10 2010 ...

Страница 275: ...istor THM5 thermistor for gas pipe U15C Thermistor THM3 thermistor for liquid piping U15D Thermistor THM2 thermistor for air outlet U21 Expansion valve U31 Air filter U36 Runner U37 Fan frame U41 Heat exchanger Assembly U65A Spacer Attached to the PCB U65B Push spacer Attached to the PCB U71 Fan motor U82 Transformer U85 Printed circuit board U98A Rear cover Assembly U98B Front cover Assembly 9 Sp...

Страница 276: ...9 Spare parts 264 SMGB0063 rev 1 10 2010 ...

Страница 277: ...n 280 10 2 7 Removal of the printed circuit board PCB 280 10 2 8 Removal of the drain pan 281 10 2 9 Removal of the drain mechanism 281 10 2 10 Removal of the float switch 283 10 2 11 Removal of the thermistors from the liquid and gas pipes 283 10 2 12 Removal of the electronic expansion valve coil 284 10 2 13 Removal of the automatic louver motor 286 10 3 RCD 2 way cassette 287 10 3 1 Removal of ...

Страница 278: ... the fan motor 317 10 7 5 Removal of the fan shaft support 318 10 7 6 Removal of the coupling 319 10 7 7 Removal of the automatic louver motor 319 10 7 8 Removal of the thermistors from the liquid and gas pipes 319 10 7 9 Removal of the printed circuit board PCB 320 10 8 RPK FSN2M Wall mounted 322 10 8 1 Removal of the air filter 322 10 8 2 Removal of the front panel 323 10 8 3 Removal of the righ...

Страница 279: ... thermistors from the liquid and gas piping 349 10 10 KPI 350 10 10 1 System description 350 10 10 2 Structure and part names 350 10 10 3 Standard connection system and central station 351 10 10 4 Controlled network system 352 10 10 5 Filter maintenance 352 10 10 6 Cleaning energy recovery ventilation unit elements 355 10 10 7 Energy recovery ventilation unit fan connectors and units 357 10 Servic...

Страница 280: ...ove the filter from the grille by holding onto the lower part of the grille and the filter and detaching the blocked part 10 1 2 Removal of the air inlet grille Nº Part 1 Fan 2 Air inlet grille 3 Long lasting filter 4 Chain 5 Hooks Lift the grille approximately 30 and release the securing chain Remove the grille by sliding it upwards and forwards NOTE If the chain is released and the grille angle ...

Страница 281: ...al box cover Nº Part 1 Screws 2 Electrical box cover The electrical box can be removed by opening the air inlet grille Remove the two set screws from the electrical box cover and remove it 10 Servicing 269 SMGB0063 rev 1 10 2010 10 ...

Страница 282: ... inlet grille from the optional air panel Remove the four panels from the corners as shown in the figure Insert a screwdriver or a coin into the three grooves in the corner and release the attachment from each corner Remove the four screws from the optional air panel and secure to the drain pan hinge as shown in the figure Then remove the optional air panel from the unit Nº Part 1 Panel corner 2 3...

Страница 283: ... the PCB 2 Loosen the screw from the wire clamp and remove 3 Remove the three set screws from the electrical box and remove carefully 10 1 6 Bellmouth removal Remove the three screws securing the fan duct to the drain pan and remove it Remove the duct by removing the nut and washer securing it Disconnect the earth wire from the fan motor only for 4 5 and 6 HP Remove the fan motor connector Remove ...

Страница 284: ...cover see on page 269 Separate all of the wiring connectors on the printed circuit boards PCB Remove the PCB by pressing carefully on the support tabs with long tipped pliers as shown in the figure CAUTION Do not touch the electrical components of the PCB Do not apply force to the PCB as this could damage it Pay special attention to the position of the connectors on the PCB An incorrect position d...

Страница 285: ...the drainage hole is not blocked CAUTION Do not use a knife or similar to remove the rubber plug as this could damage it Remove the drain pan after removing the four set screws 10 1 9 Removal of the drain mechanism Nº Part 1 Securing plate 2 Screws 3 Location of the pipe flange 4 Drain hose 5 Drain mechanism Remove the drain pan as indicated in chapter Removal of the drain pan see on page 273 Remo...

Страница 286: ... securing plate 2 Thermistor Remove the optional air panel in line with the instructions given in chapter Removal of the optional air panel see on page 270 Remove the fan duct in line with the instructions given in chapter Bellmouth removal see on page 271 Remove the drain pan as indicated in chapter Removal of the drain pan see on page 273 Remove the butyl sheet covering the thermistor Remove the...

Страница 287: ...t anti clockwise NOTE Do not hold onto the motor when loosening the nut with a wrench The base of the transmission part could become loose and break Loosen the nut several turns to release the transmission part from the bolt Prepare the new transmission part spare part with the position of the transmission wheel transmission bolt already adjusted NOTE Pay attention to removal while replacing and p...

Страница 288: ...ectronic expansion valve coil does not touch another pipe or the side plate of the electrical box Once replaced fit the electronic expansion valve in the reverse manner as indicated for the removal process Position the butyl sheet attaching it correctly to the valve NOTE Check that the cables do not touch the fan duct after installation is complete 10 1 13 Removal of the automatic louver motor Nº ...

Страница 289: ... grille approximately 45 and release the securing chain Remove the grille by sliding it upwards and forwards NOTE If the chain is released and the grille angle is at 90 the grille cannot be removed Furthermore the plastic supports could break If the louvers are to be moved for example for cleaning purposes select automatic swing mode to move the four louvers to the same position 10 2 3 Removal of ...

Страница 290: ...overs from the optional air panel by sliding them in the direction indicated by the arrow c Loosen the two screws securing the air panel to the indoor unit Then remove the other two screws remove the screw located next to the PIPE SIDE indication and the one located on the opposite side Detach the hinge from the two position hooks turning the panel in the direction indicated by the arrow and remov...

Страница 291: ...as indicated in chapters Removal of the air filter see on page 277 and Removal of the air inlet grille see on page 277 Remove the electrical box as follows 1 Remove the electrical box cover 2 Disconnect the thermistors THM2 the drainage motor connector PCN6 the float switch connector CN14 the automatic louver connector CN17 and the fan motor connector PCN203 CN201 from the PCB 3 Remove the three s...

Страница 292: ...lectrical box cover as indicated in chapter Removal of the electrical box see on page 279 Separate all of the wiring connectors on the printed circuit boards PCB Carefully remove the securing supports from the control PCB six from the power supply PCB four and from the noise filter PCB four by pressing carefully on the support tabs with long tipped pliers as shown in the figure CAUTION Do not touc...

Страница 293: ...e the support Empty the pan of water by removing the rubber plug CAUTION The plug is sealed with silicone but can be easily removed by pulling on the bottom of it Do not use a knife or similar to remove the rubber plug as this could damage it Do not remove or damage the lower plug insulation when refitting Check that the drainage hole is not blocked Remove the drain pan after removing the four set...

Страница 294: ...ve the earthing wiring screw Hold the drain mechanism and remove the screw from the mechanism securing plate Remove the mechanism with the securing plate NOTE When installing fit the drain hose as far as possible in the pump 10 Servicing 282 SMGB0063 rev 1 10 2010 ...

Страница 295: ...he drain pan and screw into place The torque value of the resin nut is 0 3 0 4 Nm If the torque value is higher the nut will be damaged 10 2 11 Removal of the thermistors from the liquid and gas pipes Remove the optional air panel in line with the instructions given in chapter Removal of the optional air panel see on page 278 Remove the fan duct in line with the instructions given in chapter Remov...

Страница 296: ...pter Removal of the optional air panel see on page 278 Remove the fan duct and the fan as indicated in chapter Removal of the fan duct and the fan see on page 280 Remove the drain pan as indicated in chapter Removal of the drain pan see on page 281 Remove the electronic expansion valve butyl sheet Secure the body of the valve using an appropriate wrench and loosen the nut with another wrench turni...

Страница 297: ...cant force to the motor such as rotational torque or bending load while holding it with your hand and tightening the nut The direction of the eccentric part of the motor is fitted in the same way as the expansion valve Although the motor is facing away from the piping connections on the valve body modification of this direction does not affect the valve open close function Therefore it is not nece...

Страница 298: ...onnector from the AS motor Remove the screw securing the louver and one set screw on the AS motor Remove the AS motor pulling carefully with the louver and then sliding it out After removing the AS motor refit the louver adjusting the stop position as indicated in the figure cut D on the shaft of the AS motor must coincide with cut D on the louver 10 Servicing 286 SMGB0063 rev 1 10 2010 ...

Страница 299: ...g and pulling it forwards from the chain to release it 10 3 2 Removal of the electrical box Open the air inlet grille Loosen the screw securing the electrical box panel and remove it 10 3 3 Removal of the optional air panel Open the air inlet grille Remove the electrical box panel Remove the connector CN17 of the automatic louver on the indoor unit PCB Remove the air inlet grille from the optional...

Страница 300: ...ch cable in the electrical box Remove the two set screws from the electrical box and turn around 90 downwards the electrical box is attached by the hinge NOTE Do not remove the set screw from the hinge 4 and 5 HP models remove the screw from the securing plate and remove Remove the two screws securing the bellmouth to the drain pan securing plates and remove it 10 Servicing 288 SMGB0063 rev 1 10 2...

Страница 301: ...l of the optional air panel see on page 287 Remove the electrical box as indicated in chapter Removal of the electrical box see on page 287 Remove the printed circuit board PCB by pressing carefully on the support tabs with long tipped pliers as shown in the figure Remove the three set screws from the AC chopper CAUTION Do not touch the electrical components of the PCB Do not apply force to the PC...

Страница 302: ...remove it NOTE The torque value of the resin nut is 0 3 0 4 Nm If the torque value is higher the nut will be damaged 10 3 7 Removal of the drain mechanism Remove the air inlet grille as indicated in chapter Removal of the long lasting filter and the air inlet grille see on page 287 Remove the bellmouth in line with the instructions given in chapter Removal of the fan duct and the fan see on page 2...

Страница 303: ...silicone but can be easily removed by pulling on the bottom of it Do not use a knife or similar to remove the rubber plug as this could damage it Do not remove or damage the lower plug insulation when refitting Check that the drainage hole is not blocked RCD 1 0 3 0 FSN2 remove the two screws securing the reinforcement plate to the drain pan securing plate RCD 4 0 5 0 FSN2 remove the two screws se...

Страница 304: ... hold onto the motor when loosening the nut with a wrench The base of the transmission part could become loose and break Remove the optional air panel in line with the instructions given in chapter Removal of the optional air panel see on page 287 Remove the fan duct and the fan as indicated in chapter Removal of the fan duct and the fan see on page 288 Remove the drain pan as indicated in chapter...

Страница 305: ...the direction of rotation after replacement as shown in the figure However check that the motor direction for the electronic expansion valve coil does not touch another pipe or the side plate of the electrical box Once replaced fit the electronic expansion valve in the reverse manner as indicated for the removal process Position the butyl sheet attaching it correctly to the valve NOTE Check that t...

Страница 306: ...g the motor by hand in the direction of the arrow NOTE The stops can be removed by pulling them The motor can be separated by removing the connector at the same time Remove the screw securing the handle and cut the plastic tie securing the motor cable Remove the two screws securing the motor and remove it 10 Servicing 294 SMGB0063 rev 1 10 2010 ...

Страница 307: ...rvice procedures for the RPI 0 8 1 5 FSN2E model The service procedures for the RPI 2 0 6 0 FSN2E models are the same Remove the electrical box cover to access the electrical components Nº Part 1 Electrical box cover 2 Electrical box Remove the set screws and remove the electrical box from the unit 10 Servicing 295 SMGB0063 rev 1 10 2010 10 ...

Страница 308: ...NOTE The electrical box is fitted with a hinge Nº Part 1 Set screw 2 Terminal board 3 Transformer 4 PCB 10 Servicing 296 SMGB0063 rev 1 10 2010 ...

Страница 309: ...ermistor is located on the outlet side of the unit Nº Part 1 Location of the air inlet thermistor NOTE To disconnect and remove the appropriate thermistor previously see the chapter corresponding to the wiring diagrams in this Manual Remove the screws securing the rear cover of the unit Disconnect and remove the thermistor 10 Servicing 297 SMGB0063 rev 1 10 2010 10 ...

Страница 310: ...priate thermistor previously see the chapter corresponding to the wiring diagrams in this Manual Cover the thermistors with cork tape or pipe insulation depending on the location Both materials are factory supplied Replace them if damaged during maintenance work Remove the electrical box cover Remove the service cover The liquid and gas pipe thermistors are secured to the copper piping by a specia...

Страница 311: ...cover as indicated in chapter Removal of the inlet and outlet air thermistors see on page 297 Remove the tape located in the centre of the casing Press the locks and remove half of the fan casing Remove the fixture support screws and carefully remove the motor together with the fans Loosen the screws securing the fans to the motor shaft NOTE If the fan casing is to be fully removed remove the scre...

Страница 312: ...ove the drain pump support screws and remove it Nº Part 1 Bolts 2 Drain pump 3 Service cover NOTE Prior to installing the new pump 1 Remove the electrical box from the unit to connect it to the printed circuit board PCB in line with the instructions given in chapter Removal of the electrical box see on page 295 2 Seal the drain hose gaskets correctly 10 Servicing 300 SMGB0063 rev 1 10 2010 ...

Страница 313: ...the screws securing the float switch to the support Loosen the resin nut securing the float switch and remove it NOTE The torque value of the resin nut is 0 3 0 4 Nm If the torque value is higher the nut will be damaged Nº Part 1 Float switch 10 4 7 Removal of the air filter Nº Part 1 Air filter fixture bar Remove the air filter fixture support screws and remove the air filter Pull the air filter ...

Страница 314: ...Nº Part 1 Air filter 2 Screws 3 Air filter fixture bar 10 Servicing 302 SMGB0063 rev 1 10 2010 ...

Страница 315: ...upport B CAUTION Handle the support carefully to avoid damaging the electrical components 10 5 3 Removal of the inlet and outlet air thermistors Inlet air thermistor Remove the air filter Removal of the air filter see on page 308 NOTE The inlet air thermistor A is located on the left hand side of the air inlet to the unit Remove the electrical box cover Removal of the electrical box cover see on p...

Страница 316: ...m the unit Remove the electrical box cover Removal of the electrical box cover see on page 303 Disconnect and remove the thermistor NOTE To disconnect and remove the appropriate thermistor previously see the chapter corresponding to the wiring diagrams in this Manual Nº Part 1 Tie 2 Cable clamp 3 Thermistor 10 Servicing 304 SMGB0063 rev 1 10 2010 ...

Страница 317: ...s in this Manual Black connector liquid thermistor Yellow connector gas thermistor Remove the gas A and liquid B thermistor insulation cover Remove the special clamp holding the thermistor to the copper piping and remove it NOTE When fitting the thermistors remember that they must be secured correctly by the special clamp and completely covered by the previously removed insulation 10 5 5 Removal o...

Страница 318: ...remove the fan motor previously see the chapter corresponding to the wiring diagrams in this Manual Remove the drain pan Removal of the drain pan see on page 305 Remove the wiring A from the electrical box and release it from the support B Remove the screws C on both sides of the fan CAUTION Make sure the fan can be removed correctly without the risk of injuring anyone in the surrounding area The ...

Страница 319: ...een 10 5 7 Removal of the float switch Remove all screws A from the lower cover of the unit and separate it Remove the drain pan Removal of the drain pan see on page 305 NOTE To disconnect and remove the float switch previously see the chapter corresponding to the wiring diagrams in this Manual Loosen the resin nut securing the float switch A and remove it If the switch support is to be removed re...

Страница 320: ...10 5 8 Removal of the air filter Remove the four set screws from the support fixture 1 of the air filter 2 and separate both parts 10 Servicing 308 SMGB0063 rev 1 10 2010 ...

Страница 321: ...val of the electrical box Nº Part 1 Location of the electrical box cover Remove the electrical box cover to access the electrical components Nº Part 1 Set screws 2 Terminal board 3 Transformer 4 PCB 10 Servicing 309 SMGB0063 rev 1 10 2010 10 ...

Страница 322: ...Remove the set screws and remove the electrical box from the unit NOTE The electrical box is fitted with a hinge Nº Part 1 Electrical box 10 Servicing 310 SMGB0063 rev 1 10 2010 ...

Страница 323: ...To disconnect and remove the appropriate thermistor previously see the chapter corresponding to the wiring diagrams in this Manual Nº Part 1 Location of the air inlet thermistor 2 Rear cover Remove the screws securing the rear cover of the unit Disconnect and remove the thermistor 10 Servicing 311 SMGB0063 rev 1 10 2010 10 ...

Страница 324: ...isconnect and remove the appropriate thermistor previously see the chapter corresponding to the wiring diagrams in this Manual Cover the thermistors with cork tape or pipe insulation depending on the location Both materials are factory supplied Replace them if damaged during maintenance work Remove the electrical box cover Remove the service cover The liquid and gas pipe thermistors are secured to...

Страница 325: ...he rear cover as indicated in chapter Removal of the inlet and outlet air thermistors see on page 297 Remove the tape located in the centre of the casing Press the locks and remove half of the fan casing Remove the fixture support screws and carefully remove the motor together with the fans Loosen the screws securing the fans to the motor shaft 10 Servicing 313 SMGB0063 rev 1 10 2010 10 ...

Страница 326: ...rt 1 Float switch position NOTE To disconnect and remove the float switch previously see the chapter corresponding to the wiring diagrams in this Manual Remove the necessary covers to access the float switch Loosen the screws securing the float switch to the support NOTE The torque value of the resin nut is 0 3 0 4 Nm If the torque value is higher the nut will be damaged 10 Servicing 314 SMGB0063 ...

Страница 327: ... remove it 10 6 6 Removal of the air filter Nº Part 1 Air filter fixture bar Remove the air filter fixture support screws and remove the air filter Nº Part 1 Air filter 2 Screws 3 Air filter fixture bar Pull the air filter downwards 10 Servicing 315 SMGB0063 rev 1 10 2010 10 ...

Страница 328: ...on the grille backwards Open the air inlet grille downwards Lift the button and remove the filter 10 7 2 Removal of the side panel Pull the side panel forwards Release the hook from the lower part of the panel Lift the side panel 10 Servicing 316 SMGB0063 rev 1 10 2010 ...

Страница 329: ...t shaft crank on the air louver Remove the four set screws from the louver and remove it NOTE The louver includes the linkage brackets 10 7 4 Removal of the fan motor Open the air inlet grille as indicated in chapter Removal of the air filter see on page 316 Remove the air inlet clip Separate the indoor fan motor connector 10 Servicing 317 SMGB0063 rev 1 10 2010 10 ...

Страница 330: ...h Remove the securing flange and remove the fan motor by sliding it backwards CAUTION Hold onto the motor to prevent it from falling 10 7 5 Removal of the fan shaft support Remove the side panel in line with the instructions given in chapter Removal of the side panel see on page 316 Loosen the two bolts securing the support and the shaft using a hexagonal wrench Remove the four M8 set screws from ...

Страница 331: ...l see on page 316 Remove the bolts M4 from the AS motor assembly and remove the right shaft of the discharge air grille CAUTION Be particularly careful not to damage the AS motor Remove the two bolts securing the automatic louver motor and remove the AS motor assembly securing plate Remove the bolt securing the automatic louver motor shaft and the AS pinion NOTE Torque value of the two screws secu...

Страница 332: ...pipe 10 7 9 Removal of the printed circuit board PCB Open the air inlet panel as indicated in chapter Removal of the air filter see on page 316 Separate the connector from the fan motor wiring Remove the screws securing the box and attach to the lower frame CAUTION Hold onto the electrical box to prevent it from falling Remove the panel 10 Servicing 320 SMGB0063 rev 1 10 2010 ...

Страница 333: ... long tipped pliers CAUTION Do not touch the electrical components of the PCB Do not apply force to the PCB as this could damage it Pay special attention to the position of the connectors on the PCB An incorrect position during installation may damage the PCB Nº Part 1 Extended support part 2 PCB 10 Servicing 321 SMGB0063 rev 1 10 2010 10 ...

Страница 334: ...remote control Change the position of the louver by pressing The same symbol is shown on the liquid crystal display NOTE Where several units are controlled by the same remote control press the TEMP button and then to specify the direction in which the louver is to be opened Press the TIMER button Ensure the louver remains horizontal NOTE By pressing when the louver is in the closed position it wil...

Страница 335: ...heck the drainage water flow CAUTION Completely cover the front panel with a sheet of plastic to protect it during installation work Press on the PUSH marks on both ends of the front panel and open the suction grille by pulling it forwards Remove the screw from the centre of the front panel Then close the panel Remove the three bushings from the lower part of the air outlet and remove the three sc...

Страница 336: ...ews at the bottom of the air outlet and cover with the bushings NOTE There are three spacer stops inside the front panel Gaps between the front panel and the unit casing may lead to air or condensate leaks Removal of the front panel RPK 2 0FSN2M only Remove the right side cover to connect the gas refrigerant pipes and wiring and to check the drainage water flow CAUTION Completely cover the front p...

Страница 337: ... 4 0 FSN2M Remove the right side cover to connect the gas refrigerant pipes and wiring and to check the drainage water flow CAUTION Completely cover the front panel with a sheet of plastic to protect it during installation work Remove the three bushings and the screws Pull slowly on the bottom of the front panel making sure the air outlet does not touch the outlet grille Then lift the panel slight...

Страница 338: ... panel and the unit casing may lead to air or condensate leaks 10 8 3 Removal of the right cover only RPK 2 5 4 0 FSN2M Remove the screw securing the right cover Open the lock on the lower left hand side of the right cover Pull gently on the right cover and release the lock 10 Servicing 326 SMGB0063 rev 1 10 2010 ...

Страница 339: ... 8 4 Removal of the suction air grille only RPK 2 5 4 0 FSN2M Remove the front panel as indicated in Section Removal of the front panel see on page 323 Remove the screw from the left cover Release the latches A and B on the left cover 10 Servicing 327 SMGB0063 rev 1 10 2010 10 ...

Страница 340: ...the electrical box panel as indicated in chapter Remove the electrical box panel see on page 329 Remove the screws from the AS motor assembly Remove the AS motor horizontally CAUTION The AS motor separates from the louver shaft Be particularly careful not to damage the AS motor Remove the louvers To refit the AS motor insert the motor shaft into the D shaped hole in the louver and then follow the ...

Страница 341: ... connection between the indoor and outdoor unit Remove the conductor wires of the valve the fan motor the liquid and gas piping thermistors the AS motor X2 and the remote control from the connectors Also remove the earthing wires X2 from the heat exchanger Remove the discharge air thermistor from the support secured to the air outlet and suction air vertical louver Pull the electrical box forwards...

Страница 342: ...E Remove the right hand cover instead of the front panel on RPK 2 5 4 0 FSN2M models Remove the electrical box panel as indicated in section Remove the electrical box panel see on page 329 Remove the butyl sheet protecting the liquid pipe thermistor and remove the support Remove the butyl sheet protecting the gas pipe thermistor cutting the plastic tie and the rest of the tapes Then remove the the...

Страница 343: ...side hook on the air outlet Remove the tie securing the inlet air thermistor to the right hand side of the electrical box Removal of the inlet and outlet air thermistors on RPK 2 5 4 0 FSN2M Remove the outlet air thermistor Remove the plastic tie securing the discharge thermistor and remove the thermistor from the frame 10 Servicing 331 SMGB0063 rev 1 10 2010 10 ...

Страница 344: ...Set screw for the earthing wire 3 Set screw for the receiver 4 Receiver PCB 5 Receiver cover fixture 6 Operating PCB 7 Connector for the operating PCB 8 Connector for the receiver part Remove the electrical box as indicated in section Remove the electrical box panel see on page 329 Remove the connector from the control PCB NOTE The expansion valve connector cannot be removed 10 Servicing 332 SMGB0...

Страница 345: ...emove the electrical box NOTE Use a screwdriver for easier removal Nº Part 1 Power supply printed circuit board 2 Release sheet Remove the power supply PCB and disconnect the electrical box After replacing the power supply PCB re insert it following the removal procedure in reverse order When the heat release sheet is released on inserting the PCB fit the end of the areas covered in silicone and t...

Страница 346: ...which the PCB is attached Lift base 1 and remove the remaining connectors First remove the heat exchanger earthing cable and remove the two aforementioned connectors and a hook from base 2 of the PCB Lift base 2 and remove the remaining connectors After replacing the PCB insert the connectors back into the PCB following the procedure in reverse order Be careful not to catch any wire between the co...

Страница 347: ...rew from the terminal board cover and remove it Removal two screws from the electrical box cover and remove it After replacing the PCB fit the main PCB To connect the main PCB first insert it into the groove in the rear spacers Nº Part 1 Electrical box fixture 2 Electrical box fixture screw 3 Terminal board fixture plate 4 Terminal board fixture screw Remove the 2 screws from the electrical box fi...

Страница 348: ...ove the thermistor from the main PCB for outlet and inlet liquid external transmission remote control power supply external I O automatic louver screen PCB fan motor receiver PCB and expansion valve connector Detach the three front spacers from the main PCB and remove the PCB from the electrical box 10 Servicing 336 SMGB0063 rev 1 10 2010 ...

Страница 349: ...ul not to catch any wire between the components or with incorrect or barely visible connections 10 8 9 Removal of the heat exchanger Remove the front panel as indicated in Section Removal of the front panel see on page 323 NOTE Remove the right hand cover instead of the front panel on RPK 2 5 4 0 FSN2M models Remove the electrical box as indicated in section Remove the electrical box panel see on ...

Страница 350: ...e rear heat exchanger piping out from the square hole by pulling the top of the exchanger forwards and removing the exchanger To fit the heat exchanger carry out the removal procedure in reverse order NOTE After fitting the heat exchanger make sure the hooks and screws on the left and right sides are correctly connected RPK 1 0 2 0 FSN H 2M RPK 1 0 2 0 FSN H 2M RPK 1 0 2 0 FSN H 2M RPK 2 5 4 0 FSN...

Страница 351: ...on page 323 Remove the electrical box as indicated in section Remove the electrical box panel see on page 329 Remove the screws securing the AS motor Remove the AS motor sideways to remove it from the louver shaft To fit the AS motor insert the motor shaft into the D shaped grooves in the louver following the removal procedure in reverse order 10 Servicing 339 SMGB0063 rev 1 10 2010 10 ...

Страница 352: ...tead of the front panel on RPK 2 5 4 0 FSN2M models Remove the electrical box as indicated in section Remove the electrical box panel see on page 329 NOTE This is not necessary on RPK 2 5 4 0 FSN2M models Remove the drain pan from the unit by releasing the hooks on the left side of the pan and releasing the hook C while pulling the right side of the air panel forwards NOTE Remove the screws securi...

Страница 353: ...r only RPK 1 0 2 0 FSN H 2M Remove the heat exchanger as indicated in section Removal of the heat exchanger see on page 337 Remove the support securing plate by pushing the button on both sides of the plate towards the inside and releasing the hooks Remove the supports securing the fan motor To remove the motor support loosen the screw securing the motor shaft and the fan 10 Servicing 341 SMGB0063...

Страница 354: ...th components in reverse order Secure the fan in position with a gap of 8 mm between the left end support side and the partition plate Secure the fan motor with the conductor wire outlet in the position shown in the figure Removal of the fan motor only RPK 2 5 4 0 FSN2M Remove the right hand cover Remove the screw from the left cover 10 Servicing 342 SMGB0063 rev 1 10 2010 ...

Страница 355: ... cover Remove the four screws from the suction air grille Lift the suction air grille slightly Lift the suction grille slightly to remove it by releasing the hooks Remove the suction grille 10 Servicing 343 SMGB0063 rev 1 10 2010 10 ...

Страница 356: ...renches Secure the body of the valve with one wrench and loosen the nut with the other turning it anti clockwise until the transmission part is released and can be removed NOTE Do not hold onto the motor when loosening the nut with a wrench The base of the transmission part could become loose and break Prepare the new transmission part with the position of the transmission wheel already adjusted N...

Страница 357: ...open close function Therefore it is not necessary to adjust the direction of the motor if the motor position moves in the direction of rotation after replacement as shown in the figure However check that the motor direction for the electronic expansion valve coil does not touch another pipe or the side plate of the electrical box Once replaced fit the electronic expansion valve in the reverse mann...

Страница 358: ... in the direction indicated by the arrow The grille can be opened at a 30 angle Remove the air inlet grille from the hinges 10 9 2 Removal of the air filter RPF 1 0 2 5 FSN2E The air filter is located inside the air inlet grille Remove the air inlet grilles as indicated in section Removal of the air inlet grille see on page 346 Remove the filter by pulling the filter button 10 Servicing 346 SMGB00...

Страница 359: ...et screws and remove the front panel 10 9 5 Removal of the fan motor Remove the air inlet grille as indicated in chapter Removal of the air inlet grille see on page 346 Remove the air filter as indicated in section Removal of the air filter see on page 346 Remove the four set screws from the fan motor assembly plate and remove it Disconnect the wiring from the fan motor connector Remove the wiring...

Страница 360: ...ront panel see on page 347 Remove the side panel removing the 3 set screws and pulling the panel downwards Remove the panel from the electrical box after removing the four set screws Remove the 2 set screws from the electrical box and release the attachment from the top of the box Turn the electrical box at a 90 angle Press the four attachment points of the PCB using long tipped pliers and placing...

Страница 361: ...n chapter Removal of the air filter see on page 346 Remove the front panel in line with the instructions given in chapter Removal of the front panel see on page 347 Remove the motor in line with the instructions given in chapter Removal of the fan motor see on page 347 10 9 9 Removal of the printed circuit board PCB Remove the front panel in line with the instructions given in chapter Removal of t...

Страница 362: ...ss mode The air from indoors is expelled without heat exchange Automatic selection mode Factory set The operating mode is selected automatically according to the temperature conditions outdoor indoor and set 10 10 2 Structure and part names KPI 552H2E Nº Part 1 Damper 2 Air conductor connection 3 Fans 4 Electrical box 5 Service door 6 Filters 7 Heat exchanger 8 Electrical box KPI 3002H2E Nº Part 1...

Страница 363: ...UN STOP A C O O X X O O O O Total heat exchanger X O O X X FAN SPEED A C O O X X X 1 1 O O Total heat exchanger X O O X VENTI MOD ventilation mode Automatic O X O O X 2 X O X Total heat exchanger Ventilation bypass Pre cooling Pre heating O X X 2 X O X Air volume increase O X O O X 2 X O X Filter signal O O O O X X O O NOTE O available X not available not used 1 the PSC 5S station cannot change th...

Страница 364: ...VENTI MODE Automatic X 1 X X 1 O X O X 1 X X 1 O X O X 1 O Total heat exchanger Ventilation bypass Pre cooling Pre heating X 1 X O X X 1 X X Air volume increase X 1 X X 1 O X O X 1 X X 1 O X O X 1 O Filter signal X X X O O O X X X O O O X O NOTE O available X not available not used 1 remote control settings table Set the number of all indoor units respectively and in series using RSW1 and DSW5 ind...

Страница 365: ...an once a year KPI 552H2E Pull the hinges back Open and remove the service cover Remove the air filters located at the bottom left and bottom right close to the heat exchanger unit Use a vacuum cleaner to suck up any dust Dissolve a little neutral soap in cold or warm water to clean the dirt Place the filters in the soapy water to clean them Allow the filters to dry Fit the filter Close the servic...

Страница 366: ...al soap The filters can be dried on a flat surface They can also be cleaned using compressed air applying it in the opposite direction to the filter air flow KPI 3002H2E Open the filter access door Remove the filters Use a vacuum cleaner to suck up any dust Dissolve a little neutral soap in cold or warm water to clean the dirt Place the filters in the soapy water to clean them Allow the filters to...

Страница 367: ...s could damage the exposed parts of the heat exchanger KPI 552H2E Hold onto the handle Remove the two total heat exchanger elements from the main unit Use a vacuum cleaner to suck up any dust and dirt from the exposed surfaces of the total exchanger elements Fit a nozzle with a brush to a vacuum cleaner to carry out this task Clean the elements by brushing the exposed surfaces gently Fit the eleme...

Страница 368: ...crews Pull downwards to remove the heat exchanger element CAUTION Be careful when handling and removing the heat exchanger It is a heavy object and could fall out of its box Clean the exchanger using steam 10 Servicing 356 SMGB0063 rev 1 10 2010 ...

Страница 369: ...y recovery ventilation unit fan connectors and units KPI 552H2E Remove the screws from the fan cover using an Allen key Remove the bolts securing the motors to remove them 10 Servicing 357 SMGB0063 rev 1 10 2010 10 ...

Страница 370: ...rt 1 Thermistor connectors 2 Fan connectors Remove the four bolts securing the electrical box and access the connector as shown in the figure to replace the fan motors 10 Servicing 358 SMGB0063 rev 1 10 2010 ...

Страница 371: ...11 1 Thermistor 360 11 2 Electronic expansion valve 361 11 3 Automatic louver mechanism 362 11 3 1 RCI M indoor units 362 11 3 2 RCD indoor units 363 11 3 3 RPC indoor units 363 11 Electrical checks of the main parts 359 SMGB0063 rev 1 10 2010 11 ...

Страница 372: ... connected to the PCB inlet and if not connect them Use a multimeter to check that the thermistor resistances are between 240 Ω and 840 kΩ Otherwise replace any defective thermistors 11 Electrical checks of the main parts 360 SMGB0063 rev 1 10 2010 ...

Страница 373: ...e width between pulses is greater than 3 mm on activating phase 2 4 Check that the valve flow is reversible 5 When the valve is fully open and in heating process check that the temperature of the liquid in the piping increases If not this indicates a fault 6 When the valve is slightly open or fully open check that the temperature of the freeze protection thermistor is higher than the suction tempe...

Страница 374: ...l air panel Remove the automatic louver cover and motor Check for dust dirt damp and cracks on the parts Check the joints and meshing between the parts Number Part name 1 Motor 2 Louver 3 Bushing 4 Stop Check that the motor connectors are correctly connected to the power supply Check that the motor has a power supply of 12 V Start the panels Press LOUVER to start the louver movement Check the mesh...

Страница 375: ...separated by the motor securing plate 2 Crank and arms 3 Arms and shafts 4 Shafts and louver shaft 5 Bushings and louver Check that the motor connectors are correctly connected to the power supply Check that the motor has a power supply of Start the panels Press to start the louver movement Check the meshing of the louver parts and that the louver movement is correct Fit the automatic louver cover...

Страница 376: ...and pinion 2 Pinion and gear 3 Gear and louver shaft 4 Bushings and louver Check that the motor connectors are correctly connected to the power supply Check that the motor has a power supply of Start the panels Press to start the louver movement Check the meshing of the louver parts and that the louver movement is correct Fit the automatic louver cover and motor Fit the optional air panel 11 Elect...

Страница 377: ... Regular equipment maintenance 366 12 1 1 Regular equipment maintenance 366 12 1 2 Indoor heat exchanger cleaning 384 12 1 3 Collection of refrigerant to replace the indoor unit 394 12 Maintenance notes 365 SMGB0063 rev 1 10 2010 12 ...

Страница 378: ...ning water tank Approx 18 litres Nozzle Brush Non metal with a brush length of 25 to 35 mm Bucket Capacity 2 to 5 litres Philips screwdriver 1 Tweezers 1 Adjustable wrench 1 Megohmmeter Measured voltage of up to 500 V Gun Applying cleaning water Rope 4 ropes measuring 1 m Vinyl sheeting Thickness of 0 5 mm Gloves Water pan pipe Select a pipe in line with the installation requirements 12 Maintenanc...

Страница 379: ...h a 0 3 mm access panel 1 Bracket A Stainless steel 8 Sheeting A Vinyl chloride sheeting 1 mm in thickness with support B and magnet 1 Sheeting B Vinyl chloride sheeting 1 mm in thickness with support B and magnet 1 Sheeting C Vinyl chloride sheeting 1 mm in thickness with support B and magnet 1 Sheeting D Vinyl chloride sheeting 1 mm in thickness with support B and magnet 1 Motor panel Vinyl chlo...

Страница 380: ...ore starting maintenance work and fit the appropriate safety locks and warnings Wait 5 minutes after turning off the power supply switches Place a vinyl sheet on the floor to protect the furniture and other items from the cleaning water Remove the following components 1 Optional air panel 2 Electrical box 3 Bellmouth and fan 4 Drain pan 5 Float switch Cleaning the indoor unit Place a vinyl sheet a...

Страница 381: ...ets with adhesive tape Use a brush to clean any dust from the interior surface of the heat exchanger To do so brush downwards and collect all of the dust in a bucket or cardboard box Follow the steps below to hang the cleaning water manifold from the indoor unit 12 Maintenance notes 369 SMGB0063 rev 1 10 2010 12 ...

Страница 382: ...the unit Connect a pipe to the boss and place the end inside a bucket Pour approximately 15 litres of cleaning product into a supply tank Insert the nozzle of the gun into the hole in the cleaning water manifold Set the water pump pressure to between 2 5 and 5 kg cm2 to protect the fins Start the water pump and clean the heat exchanger of any dust CAUTION Dry all drops of water from the indoor uni...

Страница 383: ... 1 MΩ on applying 500 V Remove the vinyl sheets Fit the bellmouth and fan Fit the optional air panel Fit the electrical box Fit the drain pan NOTE The cleaning product is neutral However after it has been used the cleaning water may no longer be neutral Collect all cleaning water and apply the neutralisation treatment once you have disposed of it 12 Maintenance notes 371 SMGB0063 rev 1 10 2010 12 ...

Страница 384: ... Drain pan 2 Float switch 3 Drain mechanism Cleaning the indoor unit Clean the drain pan you have just removed Use a brush to clean any dust from the interior surface of the heat exchanger and from the fins on the inlet side To do so brush downwards and collect all of the dust in a bucket or cardboard box Place a vinyl sheet around the heat exchanger to prevent the cleaning water from splashing th...

Страница 385: ...ng water over the heat exchanger fins CAUTION If you are using a cleaning product wash the heat exchanger fully with clean water Work and checks after cleaning CAUTION Start the following jobs once the water stops dripping 1 Fit the fan unit and the drain pan 2 Measure the drainage pump insulation using a megohmmeter check that the insulation is over a 1 MΩ on applying 500 V 3 Connect the wiring 4...

Страница 386: ...sh with clean water 1 Insert the nozzle of the gun into the hole in the cleaning water manifold 2 Set the water pump pressure to between 2 5 and 5 kg cm2 to protect the fins 3 Start the water pump and wash the fins with clean water 4 Spray cleaning water over the heat exchanger fins CAUTION If you are using a cleaning product wash the heat exchanger fully with clean water Work and checks after cle...

Страница 387: ...ing water Remove the front panel Disconnect the drain piping Remove the front partition and the drain pan Cover the rear of the heat exchanger with a vinyl sheet Fit the front partition and the drain pan Cleaning the indoor unit Lift the drain pipe and place the end in a bucket Use a brush to clean any dust from the interior surface of the heat exchanger To do so brush downwards and collect all of...

Страница 388: ...d indoor unit type DANGER Wear gloves to avoid injuries when handling components Work prior to cleaning Turn off the power supply switches before starting maintenance work and fit the appropriate safety locks and warnings Wait 5 minutes after turning off the power supply switches Place a vinyl sheet on the floor to protect the furniture and other items from the cleaning water Remove the following ...

Страница 389: ...ilter d Discharge air grille e Side panel NOTE The cleaning product is neutral However after it has been used the cleaning water may no longer be neutral 7 Collect the cleaning water and apply the neutralisation treatment once you have disposed of it KPI Fan units with energy recovery Filter maintenance Preliminary procedures Turn off all power supply switches before starting maintenance work Wait...

Страница 390: ...ress the RESET switch on the remote control CAUTION Never wash filters in hot water Do not scrub the filters Do not expose the filters to flames NOTE R15 and R19 type filters can only be washed to a certain point R17 R50 and R20 filters can be washed thoroughly R series filters can be washed in warm water 30 40 C with neutral soap The filters can be dried on a flat surface They can also be cleaned...

Страница 391: ... any dust Dissolve a little neutral soap in cold or warm water to clean the dirt Place the filters in the soapy water to clean them Allow the filters to dry Fit the filter Close the service cover Press the RESET switch on the remote control 12 Maintenance notes 379 SMGB0063 rev 1 10 2010 12 ...

Страница 392: ...ce work and fit the appropriate safety locks and warnings Wait 5 minutes after turning off the power supply switches Loosen and remove the 4 bolts securing the electrical box to access the fan motor connectors Disconnect the fan connectors and thermistors Loosen and remove the 4 bolts located on the fan cover to open it 12 Maintenance notes 380 SMGB0063 rev 1 10 2010 ...

Страница 393: ...eat exchanger components For KPI 252 2002 E2E systems Removal and cleaning of heat exchanger components NOTE Clean the components at least every two years to avoid a drop in the air flow and the heat exchanger efficiency Turn off the power supply switches before starting maintenance work and fit the appropriate safety locks and warnings Wait 5 minutes after turning off the power supply switches Pu...

Страница 394: ...he service cover and the hinges 4 Connect the power switches 5 Press the RESET button on the remote control For KPI 3002 H2E systems Removal and cleaning of heat exchanger components NOTE Clean the components at least every two years to avoid a drop in the air flow and the heat exchanger efficiency Switch off the power supply switches before starting maintenance work Wait 5 minutes after turning o...

Страница 395: ...h kit DANGER Wear gloves to avoid injuries when handling components CAUTION Clean the air filter more than once a year Clean the heat exchanger unit once or more every two years Turn off the power supply switches before starting maintenance work and fit the appropriate safety locks and warnings Wait 5 minutes after turning off the power supply switches Clean the exchanger and or air filter CAUTION...

Страница 396: ...3 Nozzle 4 Brush non metal If the heat exchanger is very blocked with dust clean with a brush The brush must be 25 to 35 mm in length 5 Water pan pipe Select a pipe in line with the installation requirements 6 Bucket 2 to 5 litres 7 Philips screwdriver 1 8 Tweezers 1 9 Adjustable wrench 1 10 Megohmmeter It should withstand 500V 11 Cleaning product Use a neutral cleaning product 12 Pressurised wate...

Страница 397: ...cess panel 1 2 Bracket A Stainless steel 8 3 Sheeting A Vinyl chloride sheeting 1 mm in thickness with support B and magnet 1 4 Sheeting B Vinyl chloride sheeting 1 mm in thickness with support B and magnet 1 5 Sheeting C Vinyl chloride sheeting 1 mm in thickness with support B and magnet 1 6 Sheeting D Vinyl chloride sheeting 1 mm in thickness with support B and magnet 1 7 Motor panel Vinyl chlor...

Страница 398: ...80 Remove the drain pan as indicated in sections Removal of the drain pan see on page 273 and Removal of the drain pan see on page 281 Also carry out the following tasks 1 Remove the drain pan after emptying it of water 2 Empty the drain pan of water by removing the rubber plug Make sure the water flows easily through the hole by inserting a pencil into it 3 Once the drain pan has been removed che...

Страница 399: ...a bucket or a cardboard box Hang the cleaning water manifold from the indoor unit Tie the rope to the suspension bolts of the indoor unit and drop downwards Insert the support bars into the holes in the water manifold Tie the rope to the support bar of the water manifold and hang the manifold Connect a pipe to the boss and place the end inside the pipe Pour approximately 15 litres of cleaning prod...

Страница 400: ...nd remove all remains of water 1 After cleaning fit the drain pan by lowering the rope 2 Dry the remains of any water on the indoor unit 3 Check the insulation of the drain pump using a megohmmeter Check that the insulation is above 1 MΩ when 500V are applied 4 Connect the wiring 5 Perform the neutralisation treatment after cleaning Cleaning the built in 2 way indoor unit RCD Preliminary procedure...

Страница 401: ...e drainage mechanism as indicated in section Removal of the drain mechanism see on page 290 Cleaning the indoor unit Clean the dust from the inner surface of the heat exchanger by brushing it downwards Collect all of the dust in a bucket or a cardboard box NOTE Wear gloves to avoid injuries caused by the heat exchanger fins Place a vinyl sheet around the heat exchanger to prevent the cleaning wate...

Страница 402: ...Remove each part as indicated in the Wall type section Remove the front panel as indicated in section Removal of the front panel see on page 323 Remove the electrical box after opening the corresponding panel and then disconnect the connectors located between the indoor and outdoor units and other connectors as indicated in section Remove the electrical box panel see on page 329 Remove the drain p...

Страница 403: ...zle of the pressurised water gun into the hole in the cleaning water manifold Start the water pump and clean the heat exchanger of any dust After cleaning spray and remove all remains of water NOTE 1 Set the pressure of the water pump so as not to damage the funs 2 Any cleaning water left behind will rust the fins Set the pump pressure to between 2 5 and 5 kg cm3 to protect the fins Dry the remain...

Страница 404: ...pipe from the piping Cover the rear of the heat exchanger with a sheet of vinyl after removing the front partition and the drain pan After covering the rear refit the front partition and the drain pan Lift the drain pipe and place the end in a bucket Cleaning of the ceiling type indoor unit RPC Preliminary procedure Place a vinyl sheet on the floor to protect the furniture from the cleaning water ...

Страница 405: ...ce a vinyl sheet around the electrical components except the drain pan to protect them from splashed cleaning water Secure the motor panel using adhesive tape Clean the dust from the inner surface of the heat exchanger by brushing it downwards Collect all of the dust in a bucket or a cardboard box Hang the cleaning water manifold from the indoor unit Insert the nozzle of the pressurised water gun ...

Страница 406: ...and liquid stop valve 2 Switch the power supply ON 3 Enable pin 1 of DSW1 on the outdoor unit PCB for cooling operation Close the liquid stop valve and collect the refrigerant 4 Carry out the following procedures immediately when the side pressure drops and the gas stop valve indicates 0 01 MPa NOTE Prevent the pressure from dropping below 0 01 MPa If the pressure is less the compressor may be fau...

Страница 407: ......

Страница 408: ...ditioning products are manufactured according to ISO 9001 of JQA Japan for its Quality Management accordance with the standard ISO 14001 of JACO Japan for its Environmental Management accordance with the standard Hitachi air conditioning products are manufactured according to ISO 9001 of Malaysia for its Quality Management accordance with the standard ISO 14001 of Malaysia for its Environmental Ma...

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