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Service Manual 111

Troubleshooting Guide

General Information

■

Error Indicator (Indoor)

• The function is to self-diagnosis air conditioner and express the troubles if there is any trouble.
• Error mark is displayed on display window of indoor units and wired-remote controller, and LED of outdoor unit

control board.

• If more than two troubles occur simultaneously, lower number of error code is first displayed.
• After error occurs, if error is released, error LED is also released simultaneously.

■

Indoor Error

1 digit

10 digit

Case of error

Contents

Error

code

Open / Short

Outlet pipe sensor

06

Different operation mode

Different operation mode

07

Communication Poorly

Float switch Open

Communication Poorly

Open / Short

Open / Short

Air sensor (open/short)

01

Inlet pipe sensor

02

Communication(Indoor

↔

Wired R/Control)

03

Drain pump/ Float switch

04

Communication(Indoor

↔

Outdoor)

05

Off

Off

Off

Off

Off

Off

Off

Indoor

Status

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Содержание L8UC100BFA0

Страница 1: ...HA0 LMNC242BHA0 LMNC302BGA0 LMNC362BGA0 LMNC482BEG0 Art Cool Deluxe Type LMNH122DU 0 LMNH182D3 0 LMNH242D3 0 LMNC122DU 0 LMNC182D3 0 LMNC242D3 0 LMNH122TEA0 LMNH122TEC0 LMNH182TEA0 LMNH182TEC0 LMNH242TFA0 LMNH242TFC0 LMNH302TFA0 LMNH302TFC0 LMNH362TDA0 LMNH362TDC0 LMNH482TDA0 LMNH482TDC0 LMNC122TEA0 LMNC122TEC0 LMNC182TEA0 LMNC182TEC0 LMNC242TFA0 LMNC242TFC0 LMNC302TFA0 LMNC302TFC0 LMNC362TDA0 LMN...

Страница 2: ...rant Charge 47 Piping Connection Size 50 Test Running 51 Operation 56 Function of control 56 Function of Indoor Unit 61 Function of Outdoor Unit 64 Remote Control Operation 65 Control Devices and Function 73 Simple Central Control 73 Term of Each part and Function 73 Electrical wiring 74 Deluxe Central Control 80 Disassembly of the parts Indoor unit 86 Indoor unit 86 Schematic Diagram 89 Electroni...

Страница 3: ... Mounted T Ceiling Cassette B Ceiling Concealed Duct D Art Cool Deluxe Function A Basic L Nano Plasma Auto Clean Wall Mounted C Plasma Ceiling Cassette G Low Static Motor Art Cool Deluxe Type Front Panel Color B Blue D Wood M Metal R Mirror W White R22 MPS Variable Multi System Outdoor Unit And No of Connectable Indoor Units Ex L2U Connectable max 2 Indoor Units L8U Connectable max 8 Indoor Units ...

Страница 4: ...C 3721A10105D 8435002992961 COOLING PLASMA PT HDA 3721A10106A 8435002994057 HEATING TD family look PT HDC 3721A10106B 8435002994064 HEATING PLASMA PT CDA 3721A10106C 8435002994071 COOLING PT CDC 3721A10106D 8435002994088 COOLING PLASMA Category CHASSIS PANEL NAME PANEL P NO SERIAL NO Remark 1 2 3 4 5 6 P T H E A Basic A B Plasma Filter C D Elevation Grille E Elevation Grille Plasma Filter F TE TB ...

Страница 5: ... BH BG BE Low Static BT BT1 BY Chasiss Wall Mounted General Mirror Category Type Ceiling Cassette Art Cool 4Way Ceiling Concealed Duct High Static Model Name Cooling Only Heating Pump Rated Capacity Cooling kW Btu h Heating kW Btu h Number of Indoor Units Multi Piping Type to be Connected Distributor Type Indoor Units Btu h Connectable Capacity Btu h Power Supply L8UC100BFA0 L8UH100BFA0 29 2 10000...

Страница 6: ...nstallation Be sure not to do Be sure to follow the instruction Do not use a defective or under rated circuit breaker Use this appliance on a dedicated circuit There is risk of fire or electric shock For electrical work contact the dealer seller a qualified electrician or an Authorized Service Center Do not disassemble or repair the product There is risk of fire or electric shock Always ground the...

Страница 7: ...electric shock explosion or injury Do not install the product on a defective installation stand It may cause injury accident or damage to the product Be sure the installation area does not deteriorate with age If the base collapses the air condi tioner could fall with it causing property damage product failure and personal injury Do not let the air conditioner run for a long time when the humidity...

Страница 8: ...witches on or off There is risk of explosion or fire If strange sounds or small or smoke comes from product Turn the breaker off or discon nect the power supply cable There is risk of electric shock or fire Stop operation and close the window in storm or hurricane If possible remove the prod uct from the window before the hurricane arrives There is risk of property damage failure of product or ele...

Страница 9: ...r electric shock Turn the main power off when cleaning or maintaining the product There is risk of electric shock When the product is not be used for a long time dis connect the power supply plug or turn off the breaker There is risk of product damage or failure or unintend ed operation Take care to ensure that nobody could step on or fall onto the outdoor unit This could result in personal injury...

Страница 10: ...may cause a problem for your neighbors Don t use people to lift and transport the product use fork lift Avoid personal injury Do not install the product where it will be exposed to sea wind salt spray directly It may cause corrosion on the product Corrosion particularly on the condenser and evaporator fins could cause product malfunction or inefficient operation Do not expose the skin directly to ...

Страница 11: ...the water drained from the product It is not sanitary and could cause serious health issues Use a firm stool or ladder when cleaning or maintaining the product Be careful and avoid personal injury Replace the all batteries in the remote control with new ones of the same type Do not mix old and new batteries or dif ferent types of batteries There is risk of fire or explosion Do not recharge or disa...

Страница 12: ...12 Multi type Air Conditioner Dimensions Dimensions Indoor Unit 1 Split Type Indoor Installation plate Tubing hole cover H D W W mm 900 1 080 H mm 285 314 D mm 156 172 SR 12K ST 18K 24K MODEL DIM ...

Страница 13: ...Service Manual 13 Dimensions 2 Art Cool Deluxe Type MODEL DIM Unit W mm 1030 1170 H mm 290 315 D mm 153 173 SU 12K S3 18K 24K Installation plate D H W ...

Страница 14: ... Conditioner Dimensions W H D H BH BG BE BT BT1 BY W D MODEL DIM W mm 708 1060 1260 880 1180 1230 H mm 230 230 230 260 298 370 D mm 357 357 357 450 450 760 BT 12K BT1 18K BY 24K BH 18K 24K BG 30K 36K BE 48K 3 Duct Type ...

Страница 15: ... size 570 Unit size 450 Hanging bolt 75 75 600 Ceiling opening 600 Ceiling opening 521 Hanging bolt 39 5 39 5 4 CST Type TE 12K 18K unit mm Number Name Descripition 1 Liquid pipe connection ø6 35 flare 2 Gas pipe connection 12k ø12 7 18k ø12 7 flare 3 Drain pipe connection 4 Power supply connection 5 Air discharge grill 6 Air suction grill Dimensions ...

Страница 16: ... 1 3 2 5 6 Unit mm 744 Unit size 744 Unit size 658 Hanging bolt 66 66 790 Ceiling opening 790 Ceiling opening 572 Hanging bolt 109 109 30 unit mm Number Name Descripition 1 Liquid pipe connection ø6 35 flare 2 Gas pipe connection 24k 30K ø15 88 flare 3 Drain pipe connection 4 Power supply connection 5 Air discharge grill 6 Air suction grill ...

Страница 17: ... bolt 101 5 101 5 875 Ceiling opening 875 Ceiling opening 785 Hanging bolt 45 45 4 5 6 1 3 2 unit mm Number Name Descripition 1 Liquid pipe connection ø6 35 flare 36K ø9 52 flare 48K 2 Gas pipe connection ø15 88 flare 36K ø19 05 flare 48K 3 Drain pipe connection 4 Power supply connection 5 Air discharge grill 6 Air suction grill Dimensions 6 CST Type TD 36K 48K ...

Страница 18: ...r 1 L8UH100BFA0 L8UC100BFA0 L 7 H L6 W L1 L8 D D L2 L3 L4 unit mm W mm 1280 H mm 1520 D mm 730 L1 mm 1444 L2 mm 700 L3 mm 690 L4 mm 900 L5 mm 10 L6 mm 670 L7 mm 48 L8 mm 28 Model Dim L8UH100BFA0 L8UC100BFA0 Dimensions Outdoor Unit ...

Страница 19: ... 39 36 45 41 39 Thermistor Thermistor Thermistor 0 197 5 0 0 276 7 0 0 276 7 0 20 20 20 2R 12C 2R 13C 2R 13C 1 4 2 2 2 9 35 4 11 2 6 1 900 285 156 42 9 12 4 6 8 1090 314 172 42 9 12 4 6 8 1090 314 172 9 19 8 12 26 5 12 26 5 1 4 6 35 1 4 6 35 1 4 6 35 1 2 12 7 1 2 12 7 5 8 15 88 20 20 20 38 4 14 6 9 2 976 372 233 45 9 15 3 10 0 1165 388 255 45 9 15 3 10 0 1165 388 255 338 714 340 720 264 536 270 54...

Страница 20: ... 1 2 26 4 670 30 670 26 4 1 2 26 4 670 30 670 33 5 1 2 33 5 850 30 850 19 41 9 19 41 9 24 52 9 3 6 6 3 6 6 3 6 6 1 4 6 35 1 4 6 35 1 4 6 35 1 2 12 7 1 2 12 7 5 8 15 88 1 26 32 1 26 32 1 26 32 25 2 13 0 25 2 640 330 640 25 2 13 0 25 2 640 330 640 32 6 14 4 32 6 828 365 828 29 5 3 1 29 5 750 80 750 29 5 3 1 29 5 750 80 750 36 8 3 5 36 8 935 90 935 189 378 189 378 189 378 189 378 84 168 Nominal Cooli...

Страница 21: ...n Dehumidification Rate l h Dimensions W H D Body inch mm Panel inch mm Net Weight Body kg lbs Panel kg lbs Piping Connection Liquid inch mm Gas inch mm Drain hose ID Ø mm Packing Dimension W H D Body inch mm Panel inch mm Stuffing Quantity With Without S Parts 20 40ft Front Panel Color Position Ceiling Concealed Duct High Static LMNH C 182BHA0 LMNH C 242BHA0 LMNH C 302BGA0 LMNH C 362BGA0 LMNH482B...

Страница 22: ... mm Net Weight kg lbs Power Supply Cable No mm2 Interunit Cable No mm2 Total Piping m Max Interunit Total Main Piping m Piping Length Total Branch Piping m For One Room m Max Installation Indoor Unit Outdoor Unit m Height Difference Indoor Unit Indoor Unit m Packing Dimension inch mm Stuffing Quantity With Without S Parts 20 40ft 3024 25200 3024 25200 3517 29307 3517 29307 12000 100000 12000 10000...

Страница 23: ...43 252 16 6 8 0 11 8 422 202 300 16 6 8 0 11 8 422 202 300 16 6 8 0 11 8 422 202 300 5 0 4 9 4 8 4 0 75 Includes earth 4 0 75 Includes earth 4 0 75 Includes earth 4 0 75 Includes earth 4 0 75 Includes earth 4 0 75 Includes earth 3 8 9 52 3 8 9 52 3 8 9 52 3 4 19 05 3 4 19 05 3 4 19 05 1 4 6 35 4 1 4 6 35 3 1 4 6 35 2 1 2 12 7 4 1 2 12 7 3 1 2 12 7 2 Unusable Both Liquid and Gas pipes 4 4 4 8 8 8 1...

Страница 24: ... the door way Ensure the spaces indicated by arrows from the wall ceiling fence or other obstacles 2 Art Cool Deluxe Type Indoor unit Do not have any heat or steam near the unit Select a place where there are no obstacles in front of the unit Make sure that condensation drainage can be conveniently routed away Do not install near a doorway Ensure that the space around the left and right of the uni...

Страница 25: ...nd solid enough to protect it from the vibration 1 Mount the installation plate on the wall with four Type A screws If mounting the unit on the concrete wall consid er using anchor bolts Always mount the Installation plate horizontally by aligning the marking off line by means of the thread and a level 2 Drill the piping hole with 70mm dia holecore drill Line according to the arrows marked on lowe...

Страница 26: ...the hole through the wall for piping connections must be done safely 2 Art Coll Deluxe Type Indoor Unit Installation Plate Type A screw Installation plate Ø70mm Left rear piping Right rear piping C D B A Ø70mm Left rear piping Right rear piping B A D C Right rear piping B A D C Installation plate SU SZ S3 Installation plate Drill the piping hole with a ø70mm hole core drill Drill the piping hole a...

Страница 27: ... kitchens consid erable amount of oil steam and flour adhere to the fan the fin of the heat exchanger resulting in heat exchange reduction spraying dispersing of water drops etc In these cases take the following actions Make sure that the ventilation fan for smoke collect ing hood on a cooking table has sufficient capacity so that it draws oily steam which should not flow into the suction of the a...

Страница 28: ...eled and that can support the weight of the unit A place where the unit can withstand its vibration A place where service can be easily performed Case 1 POSITION OF SUSPENSION BOLT Case 2 POSITION OF CONSOLE BOLT Unit mm Drainage hole M10 Nut M10 SP washer M10 washer X 4 X 4 Local supply X 4 M10 Nut M10 SP washer M10 washer X 4 X 4 Local supply X 4 A B C D 1 3 mm F H G E 12K 708 678 434 51 537 455...

Страница 29: ...e removed from the indoor unit as some gas is charged to prevent the inside of the pipe from rusting Fit the copper pipe end into the Bar of flare tool about 0 0 5mm higher See illustration Flare the pipe ends 4 Tape the flaring portion to protect it from the dust or damages 90 Slanted Pipe cutter Rough Reamer Pipe Point down A Bar Copper pipe Clamp handle Red arrow mark Cone Bar Yoke Handle Incli...

Страница 30: ...e furniture or floors Foamed polyethylene or equivalent is recommended 4 Indoor unit installation Hook the indoor unit onto the upper portion of the installation plate Engage the two hooks of the rear top of the indoor unit with the upper edge of the installation plate Ensure that the hooks are properly seated on the installation plate by moving it left and right Press the lower left and right sid...

Страница 31: ... 2 Insert the piping drain hose and the connecting cable into the piping hole 3 Insert the connecting cable into the indoor unit Don t connect the cable to the indoor unit Make a small loop with the cable for easy connec tion later 4 Tape the drain hose and the connecting cable Connecting cable 5 Indoor unit installation Hang the indoor unit from the hooks at the top of the installation plate Inse...

Страница 32: ...gs and the drain hose across the back of the chassis 9 Set the pipings and the drain hose to the back of the chassis with the tubing holder Hook the edge of tubing holder to tap on chassis and push the bottom of tubing holder to be engaged at the bottom of chassis 10 Indoor unit installation Remove the spacer Ensure that the hooks are properly seated on the installation plate by moving it left and...

Страница 33: ...t by hand Tighten the flare nut with a wrench When extending the drain hose at the indoor unit install the drain pipe 4 Wrap the insulation material around the connecting portion Overlap the connection pipe insulation material and the indoor unit pipe insulation material Bind them together with vinyl tape so that there is no gap Wrap the area which accommodates the rear piping housing section with...

Страница 34: ... Check the side cover assembly exactly Fix power cord in the bottom groove of cover side left 2 Assemble connecting lead wire with controller and first fix the upper part of panel front then match the lower part of panel front 3 Drive two screws Panel Front Connector ...

Страница 35: ...terial so that dripping from sweating condensation will not damage furniture or floors Foamed polyethylene or equivalent is recommended 4 Indoor unit installation Hook the indoor unit onto the upper portion of the installation plate Engage the two hooks of the rear top of the indoor unit with the upper edge of the instal lation plate Ensure that the hooks are properly seat ed on the installation p...

Страница 36: ...Connecting cable 5 Indoor unit installation Hang the indoor unit from the hooks at the top of the installation plate Insert the spacer etc between the indoor unit and the installation plate and separate the bottom of the indoor unit from the wall 6 Connecting the pipings to the indoor unit and the drain hose to drain pipe Align the center of the pipes and sufficiently tighten the flare nut by hand...

Страница 37: ...e suspension bolts on the ceil ing Mount the suspension bolts to the set anchor firmly Secure the installation plates onto the suspension bolts adjust level roughly using nuts washers and spring washers 1 Set anchor Old building New building 2 Plate washer 3 Spring washer 4 Nut 5 Suspension bolts Local supply Set anchor Plate washer M10 Spring washer M10 Nut W3 8 or M10 Suspension bolt W3 8 or M10...

Страница 38: ...5 39 5 Unit mm 840 Unit size 840 Unit size 672 Hanging bolt 101 5 101 5 875 Ceiling opening 875 Ceiling opening 785 Hanging bolt 45 45 TE TF TD The dimensions of cardboard for installing are the same as those of the ceiling opening dimensions Select and mark the position for fixing bolts and piping hole Decide the position for fixing bolts slightly tilted to the drain direction after considering t...

Страница 39: ...he nut and bolt to prevent the unit from falling off CAUTION NOTE Avoid the following installation location 1 Such places as restaurants and kitchen where considerable amount of oil steam and flour is generated These may cause heat exchange efficiency reduction or water drops drain pump mal function In these cases take the following actions Make sure that ventilation fan is enough to cover all nox...

Страница 40: ...nsor is in the indoor unit the remote controller should be installed in such places away from direct sunlight and high humidity Installation of the remote controller Select places that are not splashed with water Select control position after receiving customer approval The room temperature sensor is built in the indoor unit This remote controller equipped with liquid crystal display If this posit...

Страница 41: ...t Be sure that both batteries are new Re attach the cover Slide it back into position REMOTE CONTROL PREPARATION OPTIONAL HOW TO MOUNT ONTO A WALL Do not use rechargeable batteries such batteries differ from standard dry cells in shape dimensions and per formance Romove the batteries from the remote controller if the air conditioner is not going to be used for some long time HOW TO INSERT BATTERIE...

Страница 42: ...ate 7 Confirm that the cable thickness is as specified in the power sources specification Particularly note the relation between cable length and thickness 8 Never fail to equip a leakage breaker where it is wet or moist 9 The following troubles would be caused by voltage drop down Vibration of a magnetic switch damage on the contact point there of fuse breaking disturbance to the normal function ...

Страница 43: ...ndoor and outdoor unit should be complied with the following specifications Rubber insulation type H07RN F approved by HAR or SAA NORMAL CROSS SECTIONAL AREA 0 75mm2 NORMAL CROSS SECTIONAL AREA 3 5mm2 Air Conditioner Main power source Circuit Breaker Use a circuit breaker or time delay fuse CAUTION If a power plug is not to be used provide a circuit breaker between power source and the unit as sho...

Страница 44: ...door unit without any leakage ø8 5mm GN YL 20mm ø7 5mm GN YL 20mm The power cord connected to the outdoor unit should be complied with the following specifica tions Rubber insulation type H05RN F approved by HAR or SAA The connecting cable connected to the indoor and outdoor unit should be complied with the following specifications Rubber insulation type H07RN F approved by HAR or SAA NORMAL CROSS...

Страница 45: ...with downward inclination 1 50 to 1 100 Prevent any upward flow or reverse flow in any part 5mm or thicker formed thermal insulator shall always be provided for the drain pipe 1 Install declination of the indoor unit is very important for the drain of the duct type air conditioner 2 Minimum thickness of the insulation for the connecting pipe shall be 5mm The unit must be horizontal or declined to ...

Страница 46: ...r conditioner uses a drain pump to drain water Use the following procedure to test the drain pump operation Connect the main drain pipe to the exterior and leave it provisionally until the test comes to an end Feed water to the flexible drain hose and check the piping for leakage Be sure to check the drain pump for normal operating and noise when electrical wiring is finished When the test is comp...

Страница 47: ...Max piping length each indoor unit Model Outdoor Unit Max total piping length A B 50m 30m Outdoor Unit Indoor Unit Installation of the outdoor unit in an upper position A B CASE 1 Direct Piping 1 L8UC H100BFA0 The maximun allowable level and piping length Maximum Length of Pipe and Extra Charge of Refrigerant Charge ...

Страница 48: ... L5 L6 Total main piping length 50m 50m Total branch piping length 60m L1 L2 L3 60m L4 L5 L6 Each branch piping length 15m L1 L2 L3 L4 L5 L6 Total system piping length 100m 50 60 110m 50 60 A B BD Unit L1 L2 L3 B A Outdoor Unit BD Unit BD Unit 30m Indoor Unit Installation of the outdoor unit in a lower position CASE 2 Distributor Piping ...

Страница 49: ...h x 20g m 18k 36k Branch pipe length rated length x 30g m Rated length Main pipe 5m Branch pipe 7 5m Total main pipe B 30m Each branch pipe d e 10m Additional Charge 30 5 m x 60g m 10 5 mx30g m x 2 1800g Additional Charge of Circuit 1 Additional Charge of Circuit 2 Circuit 2 Indoor Unit Capacity Pipe Size Rated Max Additional Btu h Gas Liquid Length Length Refrigerant 48k 3 4 19 05mm 3 8 9 52mm 7 ...

Страница 50: ... the riser piping flowing back into the compressor when stopped and causing liquid compression phenomenon or cases of deterioration of oil return it will be necessary to pro vide a trap at an appropriate place in the riser gas pip ing Capacity is based on standard length and maximum allowance length is on the basis of reliability Oil trap should be installed every 5 7 meters In case more then 5m C...

Страница 51: ...out fail Test run will be cancelled 18 minutes later auto matically The forced operation is started by pressing button for 2 seconds Cassette Type The test run is started by pressing button for 5 sec onds Cassette Type The test run is started by pressing timer cancel button five times continuously Room type To cancel the test run press any button 3 Settlement of outdoor unit Anchor the outdoor uni...

Страница 52: ...elow for both ceiling suspended installation and wall mounted installation This unit does not require drain treatment as it uses internal foam treatment as low pressure piping insulation Service direction is the side B and C The piping for the indoor unit may be led around in direction A The inclination of side B must be within 5 C degrees forward or back or to the sides 298 250 Ø9 52 flare Ø6 35 ...

Страница 53: ...l a hexagon nut and a flat washer locally procured to the hanging bolt as shown in the figure in the left and ift the main unit to hang on the hanger metal 4 After checking with a level that the unit is level tighten the hexagon nut The tilt of the unit should be within 5 in front back and left right Procedure 1 Fix the fumished hanger metal with two screws 3 locations in total 2 After checking wi...

Страница 54: ...on 1 Overlap the connection pipe insulation material and the indoor unit pipe insulation material Bind them together with vinyl tape so that there is no gap 2 Wrap the area which accommodates the rear piping housing section with vinyl tape Close up a socket out of use with a brass cap 1 Align the center of the piping and sufficiently tighten the brass cap by hand 2 Tighten the brass cap with a wre...

Страница 55: ...connect the connection wires of indoor outdoor units to terminal board numbers 1 2 and 3 Always fix each ground wire separately with a ground screw See the figure below After completing the wiring fix the outer coating of wires securely with wire clamps The wire clamp on indoor unit side is furnished Follow the procedure below to install Refer to the circuit diagram on the control cover inside out...

Страница 56: ...ardless of the setting Soft Dry Operation Mode When the dehumidification operation input by the remote control is received the intake air temperature is detected and the setting temp is automatically set according to the intake air temperature 26 C Intake Air Temp 25 C 24 C Intake Intake Air Temp 26 C Intake Air Temp 1 C 18 C Intake Intake Air Temp 24 C Intake Air Temp 0 5 C Intake Air Temp 18 C 1...

Страница 57: ...or fan is operated for 15 seconds Then an operation mode is selected according to the intake air temp at that moment as follows 24 C Inatake Air Temp Fuzzy Operation for Cooling 21 C Inatake Air Temp 24 C Fuzzy Operation for Dehumidification Inatake Air Temp 21 C Fuzzy Operation for Heating If any of the operation modes among cooling dehumidification heating mode operations is carried out for 10 s...

Страница 58: ... selected by Fuzzy rule when the intake air temp is 3 C or more above the setting temp the compressor is turned off When below the setting temp the compressor is turned on Compressor ON Temp Setting Temp Compressor OFF Temp Setting Temp 3 C At the beginning of Fuzzy mode operation the setting temperature is automatically selected according to the intake air temp at that time 20 C Intake Air Temp I...

Страница 59: ...Swing Mode By the Chaos Swing key input the upper lower vane automatically operates with the Chaos Swing or they are fixed to the desired direction While in Chaos Swing mode the angles of cooling and heating cycle operations are different Chaos Natural Wind Mode When the Chaos Natural Wind mode is selected and then operated the high medium or low speed of the air flow mode is operated for 2 15 sec...

Страница 60: ...t When the slide switch position is switched from the forced operation position to the Auto Restarting position or the remote control position the forced operation is canceled and the appliance stops operating In the forced operation mode the indoor fan is operated at low speed for around 15 sec and then the opera tion condition is set according to the intake air temperature as follows 24 C Intake...

Страница 61: ...cally switched from high to low speed The louver can be set at the desired position or swing up and down automatically Model base Split Type Indoor Unit Operation ON OFF by Remote controller Sensing the Room Temperature Room temperature control Starting Current Control Time Delay Safety Control Indoor Fan Speed Control Operation indication Lamps LED Soft Dry Operation Mode Both the indoor and outd...

Страница 62: ...eekly Program Cooling model only Heating model only Low Med High Cooling Operation Mode Heating Operation Mode Auto Operation Mode Soft Dry Operation Mode Fan Operation Mode Phase Control Setting HI MED LO Program Holiday SET CLR Min Hour Week Timer Cancel Timer Cancel Timer High 39 C LOW 11 C Fan Operates without cooling heating Cooling Heating Down to 18 C Up to 30 C Down to 16 C Up to 30 C ...

Страница 63: ...r Weekly Program Cooling model only Heating model only Low Med High Cooling Operation Mode Heating Operation Mode Auto Operation Mode Soft Dry Operation Mode Fan Operation Mode HI JET AUTO MED LO Program Holiday SET CLR Min Hour Week Timer Cancel Timer Cancel High 39 C LOW 11 C Fan Operates without cooling heating Cooling Heating Down to 18 C Up to 30 C Down to 16 C Up to 30 C ...

Страница 64: ...t oil Defrost Function After 35 min heating operation check the defrost condition and if outdoor pipe temp is below 6 C and released from deice operation in case outdoor pipe temp is over 15 C or 7 min cooing mode To deice outdoor heat exchanger in low temp condtion convert operating mode from heating to cooling in this case indoor and outdoor fan is off Oil Return System In heating operation ever...

Страница 65: ...ing Speed cooling heating operates super high fan speed CHAOS SWING BUTTON Used to stop or start louver movement and set the desired up down airflow direction ON OFF TIMER BUTTONS Used to set the time of starting and stopping operation TIME SETTING BUTTONS Used to adjust the time TIMER SET CANCEL BUTTON Used to set the timer when the desired time is obtained and to cancel the Timer operation SLEEP...

Страница 66: ...esired time is obtained Week Button Used to set a day of the week Program Button Used to set the weekly timer Holiday Button Used to set a holiday of the week Time Set Button Used to set the time of the day and change the time in the weekly timer Function Set and Clear Button Used to set and clear the weekly timer Room Temperature Checking Button Used to check the room temperature Reset Button Use...

Страница 67: ...obtained FAN Operation Button Used to circulate room air without cooling or heating Fan Speed Jet Cool Button 4 way Used to set the desired fan speed or select Jet cool mode Operation Mode Selection Button Used to select the operation mode Auto Operation Mode Cooling Operation Mode Soft Dry Operation Mode Heating Operation Mode except cooling model Auto Swing Button Used to swing up and down Room ...

Страница 68: ...controlled by lower temperature between the temperature of main body and of remote controller sensor 3 Move the slide switch to set position 4 Close the rear cover and check if it works normally TH R14H SW TH REMO MAIN 2TH OP7 R18H R17H OP6 LO STAND SW HIGH HI R03S C070 R04S R02S R01S OP3 OP2 OP1 R19H R11H R13H R12H OP5R16H OP4 R15H CO1H REMO Room Temp sensor 2TH MAIN Position 2 Position 1 Positio...

Страница 69: ... SPEED Program set SUB FUNCTION SET TEMP Room Temp HI MED LO Heater Defrost Filter Preheat Out door Time Timer On Set no Time Off 01 03 05 07 09 11 13 15 17 19 21 23 Indoor Unit 1 Terminal Local Supply Block Terminal Local Supply Block Terminal Local Supply Block Main PCB 1 Main PCB 2 Main PCB 16 Wired Remote Controller Slide Switch OP7 Remote Controller PCB Indoor Unit 2 Main PCB Indoor Unit 16 C...

Страница 70: ...P setting Fan speed is varied according to the state of dampers by micom 2 Position F H Maximum E S P setting Fan speed doesn t vary according to the opening Closing of dampers 3 Position V L Minimum E S P setting Fan speed is varied according to the state of dampers by micom Maximum 8mmAq Minimum 0mmAq 3 Move the slide switch to set position 4 Close the rear cover and check if it works normally T...

Страница 71: ...efrost Filter Humidify Out door Set no Time emp 01 03 05 07 09 11 13 15 17 19 21 23 FAN SPEED HI 2 Timer 1 2 3 5 4 Timer Push the On Off button The unit will start Push the Timer and Wind button simultaneously for more then 3 seconds Push the Up of Down button for E S P adjustment And adjust the number which you want In this example the number is 225 Refer to the table 1 on the next page Shift the...

Страница 72: ... mmAq BH Setting Value 0 2 4 6 8 10 Ca Btu h Step Hi Med Lo 16 5 CMM 185 175 165 155 140 18K 14 5 CMM 200 190 180 175 160 13 CMM 215 200 195 185 175 18 CMM 120 115 115 100 1 24K 16 5 CMM 145 140 140 130 120 14 CMM 165 160 155 155 145 Chassis Static Pressure mmAq BG Setting Value 0 2 4 6 8 10 Ca Btu h Step Hi Med Lo 26 5 CMM 95 95 90 90 85 30K 23 CMM 120 120 120 120 115 20 CMM 145 140 140 140 140 3...

Страница 73: ...ing with red color TOTAL Off button Stop all linked units sequentially Individual On Off button Control ON OFF of a unit TOTAL On button Operate all linked units sequentially Easy operation button Independent operation for 16 indoor units each Simultaneous turn ON OFF for all of indoor units connected Easy change operation mode to cooling or heating Set and clear lock mode for each indoor unit Sim...

Страница 74: ...ctions are to be done as shown above A and B are the communication lines for the indoor and C and D are the communication lines for the Central Control Use two shield lines for C D connecting line Earth the shield line Special purchase Central control PI485 PNF P14A0M SET The Address Group No Indoor No Refer to The Following sheet 1 3 5 Indoor unit Address setting method MAIN PCB INDOOR UNIT L CN_...

Страница 75: ...l Box 2 Connect the PI485 Module to central control 3 In the case of connecting two more than central control set the Master Slave mode and then connect each communication lines C D Refer to above fig Special purcharse Central control P No 4995A20105F PI485 Module PNF P14A0M It can be added to 15 Central controls for the slave control Slave DIP SWITCH Group Number 0 Master Mode Vcc GND C D CN POWE...

Страница 76: ... time is different according to indoor unit type 4 If the remote control is reset normal mode starts 2 Address Monitoring 1 Press 6 Chaos Swing 13 Reset key at the same time then Address Monitoring Mode starts 2 At the address monitoring mode pressing 1 On Off key The address that is set is displayed on a display window of indoor unit notice The mothod of display and time is different according to...

Страница 77: ... off 16 key Cooling Setting basically Total On Total Off 4 key Heating Total On Total Off 8 key Red power lamp On 6 Check up On Off with a related indoor key pressing Installation Cautions Do not install in this area Keep in mind Don t install near elevator computer auto matic door High noise area Don t install near high moisture high oscilla tion area Don t install near direct sunlight or heat so...

Страница 78: ...ecting wire Between controller and outdoor unit 220m 25Ω Between controllers 220m 25Ω 2 After attaching the supplied wire to terminal link the connecting wire If necessary Cut the indicated part of front case to draw the lead wire 1 Remove upper lower case 2 Fixate screw in the holes of the case bottom 3 For Dip switch and Rotary switch setting refer to the page How to Install 4 For wiring connect...

Страница 79: ... switch to the group number we want to control The above fig Shows the control of group number 0 Similarly we can control all the 16 Groups Dip switch setting Installation for 2 or more simple central control Acceassory parts Central control and sub with wire ass y should be purchased as optional Dip Switch Master Mode Slave Mode ON OFF Rotary Switch Screw 4EA Wire Assembly 2 Wire Assembly 1 Centr...

Страница 80: ...l control enables the management room to setup lock of each air conditioner and prevent indoor control of the individual air conditioner and restrain the necessary use In case of releasing the lock you may control the system by using the wire wireless remote control at the place where the individual air conditioner is installed Setup of a weekly schedule is available and detailed schedule of the i...

Страница 81: ...nditioner installed can self diagnosed its error status and then transmits the result to the central control Therefore a rapid countermeasure against failure of the air conditioner allows easy management and increases the usage life of air conditioner 4 Semi permanent Life Convenient Maintenance Since the Deluxe Central control is designed for the semi permanent use this system can be used semi pe...

Страница 82: ...f power fail ure compensation battery is built in power is automatically converted by maximum 2 hours Therefore there is almost no malfunction due to a temporary power failure because stable operation is available 9 Mobility A wireless radio system may be installed at the Deluxe Central control it will control the Airconditioners directly while going around the building with the wireless radio sys...

Страница 83: ...ailable Available 256sets1 Installation User S W Engine S W Required PC Central control Available Available Available 256sets Built in Main Body of Web Pad Deluxe Central control Non required Deluxe Central control Download to i GW Position of program 256sets Less than 128 sets recommended Max installation set numbers Available Configure file modification System setup Schedule management Available...

Страница 84: ...he ctual time status of all air conditioners PQCSW501A0 PQCSW502A0 PQCSW501A0 PQCSW502A0 PQCSW502A0 PQCSW501A0 PQCSW502A0 System Set up To manage the air conditioner through grouping and record setup of group and installation position etc Time Schedule Setup of a weekly schedule for all group and individual air conditioner enabled operation of the system Processing through enlist of extra schedule...

Страница 85: ...NU Combination of maximum 8 outdoor units 485 to Ethernet Converter Built in 3 PI485 1 pcs per outdoor units Note GUI Graphic User Interface may be changed without any notice for improvement or options Scenario 1 In case of not using Internet access function Control System Interface Product CNU Delux Central Control CNU Central control Network interface Unit PI485 Product Interface unit for IEEE48...

Страница 86: ...m the Chassis Set the up and down air discharge louver to open position horizontally by finger pressure Remove the securing screws To remove the Grille pull the lower left and right side of the grille toward you slightly tilted and lift it straight upward 1 To remove the sensor housing connect earth conductor step motor conductor with sensor holder Motor Evaporator P C B Screw Power Conductor Step...

Страница 87: ...s securing the evaporator and the holder eva Unhook the tab on the right inside of the chas sis at the same time slightly pull the evapora tor toward you until the tab is clear of the slot 5 To remove the Cross Flow Fan Loosen the screw securing the cross flow fan to the fan motor do not remove Lift up the right side of the cross flow fan and the fan motor separate the fan motor from the cross flo...

Страница 88: ...er parts of panel front After pull down this panel a bit separate connecting wire with product 2 To remove the Control Box Before removing the control box be sure to disconnect the wires from PWB Pull the cover control out from the control box and disconnect other wires Remove securing screws Pull the control box out from the chassis carefully Step Motor Connectors Sensor Connector Comp Connector ...

Страница 89: ...R15H 12 1K R16H 12 1K R14H 12 1K R11H 12 1K R12H 12 1K C01F 0 01 50V C02F 0 01 50V R34 60 SYNC 5 R67 AN7 R66 AN6 R57 PWM1 R55 BUZ R54 WDTO R52 Sclk R53 Srdy R56 PWM0 R46 T10 R47 T30 R51 Sout R62 AN2 R60 AN0 R61 AN1 R63 AN3 R64 AN4 R65 AN5 14 21 22 20 19 R50 Sin 17 18 16 15 10 13 12 11 6 9 8 7 R05 51 D5 R10 R07 R06 R14 R15 R13 R12 A4 A5 A3 A2 R11 A1 D7 D6 A0 44 43 45 46 Q D 48 47 49 50 S C R35 R00 ...

Страница 90: ...D UF4005 TNY255P IC01D 5 TNY 255P 2 S 1 4 D02D 3 D BP EN 4 5 UF5402 S Trans 1 6 7 GND 3 GND 3 CN_ZONE 36 33 34 35 39 37 38 40 41 44 42 43 45 46 7 8 Multi_RX Multi_TX 5V 12V 5V 6 5 2 4 3 GND 6 1 4 5 CS0 7 8 CS1 6 5 SCK1 SI1 2 4 3 SO1 12V 5V PLC_SEL Multi_RX Multi_TX 6 1 GND 4 5 CN PIPE CN ROOM CN_M C ZD02D 57 52 48 49 47 50 51 53 54 55 56 60 58 59 61 62 11V 64 63 STEP M KID65004AF IC02M DC 12V 12V ...

Страница 91: ...470uF 35V IC02D TLP521 C05D 681 5V DISPLAY TFMS 2380B PRE AMP LED2 LED3 LED4 Vout GND Vcc LED1 7 7 4 5 6 4 5 6 1 1 2 3 2 3 5V 29 32 30 31 REMO 26 27 28 24 25 21 22 23 20 19 3 7 8 NF01M 5V ZNR01M NF01M SSR 8 KID65004AF IC01M DC 12V 50 60Hz REMO 13 18 17 16 14 15 11 12 10 9 DC 12V STEP M STEP M STEP M DC 12V KID65004AF IC02M 5 7 6 4 3 103 2 1 1M 1 2W 275V C02J 100nF 3 1 3 1 2 2 M_RTX AC_L 275V C01J ...

Страница 92: ...92 Multi type Air Conditioner Schematic Diagram 2 Outdoor Unit 1 L8UC100BFA0 L8UH100BFA0 ...

Страница 93: ... 4 7K R03Y C06Y 104 U04Y 6N137 TXD0 SEL RXD0 5 1K 4 7K R05Y R06Y 0 62K 6 3 1 2 8 7 4 5 LED1 0 33K R07Y R04Y 1 2 4 3 7 8 5 6 1K 8 7 5 6 1 2 3 4 ZNR01Y SVC220D 07B R09Y MAX253 U05Y TXD0 6 3 5 4 C07Y 7 2 0 62K R01Y C08Y 104 4 3 U03Y 6N137 5 6 D02Y SS12 6N137 U02Y 1 8 104 R02Y 5 1K SN65LBC176 U01Y 1K R08Y C05Y C03Y 22uF 35V C02Y 8 7 1 2 3 6 5 4 SS12 D01Y 2 1 Trans01Y C09Y 104 7805 KID78L05BP IC03D I G...

Страница 94: ...NTRAL CONTROL TELE CONTROL Duct Type BH chassis CST Type TE TF TD chassis INDOOR WIRING DIAGRAM INDOOR MOTOR DRAIN PUMP BR BR YL OR RD BL BL RD BK GN YL BL BL BK GN YL COMP 4WAY FUSE 250V10A ROOM SENSOR PIPE SENSOR FLOAT S W REMOTE CONTROL ZONE CONTROL OPTION TERMINAL BLOCK 1 L 2 N 4 3 5 TO OUTDOOR UNIT 3854A20166K TELECONTROL CENTRAL CONTROL A CL UNIT Duct Type BE chassis 3854A20135W CN TH1 THERM...

Страница 95: ...Service Manual 95 L8UH100BFA0 L8UC100BFA0 Schematic Diagram 2 Outdoor Unit ...

Страница 96: ...96 Multi type Air Conditioner Schematic Diagram 1 Indoor Unit MAIN P C B ASM 1 Split Type Components Locations DC part AC part ...

Страница 97: ...Service Manual 97 2 Duct Type High static BH BG BE chassis Schematic Diagram ...

Страница 98: ...98 Multi type Air Conditioner Schematic Diagram Low static BT BT1 chassis ...

Страница 99: ...Service Manual 99 4 way TE TF TD chasis 58 B Schematic Diagram ...

Страница 100: ...100 Multi type Air Conditioner Schematic Diagram 2 Display ASSEMBLY 1 Split Type ...

Страница 101: ...ration Cycle Diagram 1 L8UC100BFA0 Check Valve Check Valve Compressor A Compressor B Accumulator Heat Exchanger OUTDOOR UNIT Field Piping Gas Check Valve Check Valve Compressor C Compressor D Accumulator Field Piping Distributor Distributor Liquid Distributor Distributor ...

Страница 102: ...4 Way Valve Valve Check Valve Compressor A Compressor B Accumulator OUTDOOR UNIT Field Piping Gas Field Piping Distributor Distributor Liquid Distributor Distributor Check Valve Check Valve Compressor A Compressor B Accumulator Cooling Heating Troubleshooting Guide ...

Страница 103: ...05 Refrigerant Flow Indoor Unit D Liquid Ø6 35 C Liquid Ø6 35 B Liquid Ø6 35 A Liquid Ø6 35 D Liquid Ø12 7 C Liquid Ø12 7 B Liquid Ø12 7 A Liquid Ø12 7 Cooling Heating Main Liquid Piping Ø 9 52 Outdoor Unit LEV D LEV C LEV B LEV A Troubleshooting Guide ...

Страница 104: ...t 5times OFF 06 Indoor Out Piping sensor error 6times OFF 07 Differnt mode operation 7times OFF Outdoor Error Error Code Description MPS Variable LED 1 Red LED 2 Green Indoor Status 21 DC Peak IPM Fault 2times 1time OFF 22 CT 2 Max CT 2times 2times OFF 23 DC Link Low Volt 2times 3times OFF 24 L_P Heater Sink 2times 4times OFF 25 Low voltage Over voltage 2times 5times OFF 26 DC Comp Position Error ...

Страница 105: ...le Notice 1 The suction pressure is usually 4 5 6 0 kg cm2 G at normal condition 2 The temperature can be measured by attaching the thermometer to the low pressure tubing and wrap it with putty Temp difference approx 0 C Current less than 80 of rated current Temp difference approx 8 C Current less than 80 of rated current Temp difference less than 8 C Current near the rated current Temp difference...

Страница 106: ...ck the voltage of power AC220V AC240V 50Hz The voltage of main power The voltage applied to the unit The connecting method of Indoor Outdoor connecting cable each color The P W B Ass y Fuse Noise Filter Power Transformer IC01D IC02D etc Trouble 1 NO YES The operation check of the P C B Ass y Procedure 1 The input voltage of power trans former 2 The output voltage of power transformer 3 IC01D 7812 ...

Страница 107: ...eeping Mode the wind speed is set to the low speed as force Caused by the remote controller Caused by other parts except the remote controller When the mark is displayed in LCD screen replace battery Check the contact of CN DISP 1 connector When the detect switch double key inside the remote controller door is fault it is impossible to operate temperature regulating and wind speed selecting Check ...

Страница 108: ...or Outdoor fan is stopped Check the related circuit of R02H 12 1K R01H 1K R04H 6 2K R03H 1K C01H 102 C02H 102 Micom pin No Check the Indoor temperature sensor is disconnected or not about 10K at 25 C Check the Relay RY PWR RY START for driving Compressor Check the voltage between brown and blue cable of terminal to connect the Outdoor About AC220V 240V Check the related circuit of relay in Outdoor...

Страница 109: ... the Fan Motor Check the Fuse AC250V T2A Turn on the main power Check the related circuit of indoor Fan Motor The pin No 38 of micom and the part for driving SSR Q01M Check the related pattern Check the SSR SSR Open Indoor Fan Motor never operate SSR short Indoor Fan Motor always operates in case of ON or OFF The voltage of Pin No 1 orange and 3 black of CN FAN About AC 160V over About AC 50V over...

Страница 110: ... of CN U D or CN0L R Connector Check the operating circuit of the vertical louver Confirm that there is DC 12V between pin of CN U D CN0L R and GND Confirm that there is a soldering short at following terminals Between 1 2 3 and 4 of MICOM Between 17 18 19 and 20 of MICOM Between 4 5 6 and 7 of IC01M Between 5 6 7 and 8 of IC01M When the louver does not operate Trouble 5 If there are no problems a...

Страница 111: ...usly lower number of error code is first displayed After error occurs if error is released error LED is also released simultaneously Indoor Error 1 digit 10 digit Case of error Contents Error code Open Short Outlet pipe sensor 06 Different operation mode Different operation mode 07 Communication Poorly Float switch Open Communication Poorly Open Short Open Short Air sensor open short 01 Inlet pipe...

Страница 112: ...lt Is 140V Low High press switch OPEN Abnormal AC volt Input Off Off Off IPM Fault Compressor Over current CT 2 Max Current DC Link Low Volt Low High press AC Low AC High Volt DC Compressor Position PSC Fault DC Link High Volt Discharge Pipe Temp High INV Discharge Pipe Temp High Cons 21 22 23 24 25 26 27 28 32 33 Off Off Off Off Off Off Off Off Off Off Outdoor Status 2 times 2 times 2 times 2 tim...

Страница 113: ...sensor INV open short Air sensor open short Cond Pipe sensor open short Suction pipe sensor open short D pipe sensor Cons open short Over capacity Communication Indoor Outdoor EEPROM check sum Cond Pipe sensor temp high Heat sink sensor temp high Heat sink sensor open short 40 41 44 45 46 47 51 53 60 61 62 65 Off Off Off Off Off Off Off Off Off Off Off Off Outdoor Status 4 times 4 times 4 times 4 ...

Страница 114: ...Normal voltage 2 5Vdc at 25 C plugged Normal resistor 5KΩ at 25 C Unplugged Normal voltage 2 5Vdc at 25 C plugged Display code Title Cause of error Check point Normal condition Check Point 1 Unplug the sensor on Indoor unit PCB 2 Estimate the resistance of each sensor 3 If the resistance of the sensor is 10KΩ 5KΩ at 25 C then sensor is normal 4 If the resistance of the sensor is 0 KΩ or then senso...

Страница 115: ...PCB Volt DC12V Noise interference Display code Title Cause of error Check point Normal condition Check Point 1 Check the wire connection Open Short Repair the connection 2 Check the soldering state of connector Soldered poorly Repair or Change the PCB 3 Check the volt Of main PCB power source DC 12V DC 5V Repair or Change the main PCB 4 Check the installation of wired remote controller Noise inter...

Страница 116: ...ump power input 220V Drain tube installation Indoor unit installation Inclination Display code Title Cause of error Check point Normal condition Check Point 1 Check the wire connection Open Soldered poorly Repair the connection or change the PCB 2 Check the resistance of float switch Abnormal Open Normal short Check the float switch 3 Check the level of water 4 Check the volt Of Drain pump power s...

Страница 117: ...de Title Cause of error Check point Normal condition Check Point 1 Check the input power AC380 450V Outdoor Indoor unit 2 Check the communication wires are correctly connected Adjust the connection of wire Confirm the wire of Live Neutral 3 Check the resistance between communication line and GND Normal Over 2MΩ 4 Check the connector for communication is correctly connected 5 Check the connection o...

Страница 118: ...al connection of U V W Over load condition Overcharging of refrigerant Pipe length Poor insulation of compressor Display code Title Cause of error Check point Normal condition Check Point 1 Check the wire connection U V W 2 Check the load condition Refrigerant Pipe length Adjust the load condition 3 Check the electricity leakage of the compressor Normal Over 2MΩ 4 Check the resistance of compresso...

Страница 119: ...put Refrigerant pipe length blocked Malfunction of current detection circuit Open Short The voltage of C01N Is 4 0Vdc 25A Display code Title Cause of error Check point Normal condition Check Point 1 Check the power source 2 Check the fan operation is right 3 Check the current 4 Check the install condition 5 Check the internal circuit C T Diode Resistor Troubleshooting Guide ...

Страница 120: ...ge DC link volt is 140Vdc DC link volt is 420Vdc Check the power source Check the components Check the power source Check the components Display code Title Cause of error Check point Normal condition Check Point 1 Check the power source 2 Check the components B Diode Reactor PSC Parts Troubleshooting Guide ...

Страница 121: ...f CN_Press Check the components Check the power source Check the components Display code Title Cause of error Check point Normal condition Check Point CH 24 1 Check the connection of CN_PRESS 2 Check the install condition for over load 3 Check the SVC V V open 4 Check the leakage of refrigerant CH 25 1 Check the power source 2 Check the components Trans1 B Diode Diode Resistance Troubleshooting Gu...

Страница 122: ...ection of comp wire U V W Malfunction of compressor Check the component of IPM detection parts Check the component of IGBT Check the components Display code Title Cause of error Check point Normal condition Check Point CH 26 1 Check the connection of U V W 2 Check the insulation of IPM part 3 Check the compressor same with CH21 CH 27 1 Check the component of IGBT 2 Check the components IGBT R04S N...

Страница 123: ...igh 105 C Discharge sensor Cons temp high Check the discharge pipe sensor for Cons Check the install condition for over load Check the leakage of refrigerant Check the SVC V V open Display code Title Cause of error Check point Normal condition Check Point CH 33 1 Check the install condition for over load 2 Check the SVC V V open 3 Check the leakage of refrigerant 4 Check the constant compressor sa...

Страница 124: ...ed Normal voltage 4 5Vdc at 25 C plugged Normal resistor 10KΩ at 25 C Unplugged Normal voltage 2 5Vdc at 25 C plugged Normal resistor 5KΩ at 25 C Unplugged Normal voltage 2 5Vdc at 25 C plugged Normal resistor 5KΩ at 25 C Unplugged Normal voltage 2 5Vdc at 25 C plugged Normal resistor 200KΩ at 25 C Unplugged Normal voltage 4 5Vdc at 25 C plugged Normal resistor 10KΩ at 25 C Unplugged Normal voltag...

Страница 125: ...mbination table Check the PCB ASM P No Check the poor soldering Display code Title Cause of error Check point Normal condition Check Point CH 51 1 Check the indoor unit capacity CH 60 1 Check the insertion condition of EEPROM 2 Check the poor soldering Troubleshooting Guide Model Gross max capacity Max single indoor unit capacity L8UC100BFA0 52k 12K L8UH100BFA0 52k 12K ...

Страница 126: ...condition Check the sensor of Condenser pipe sensor Check the fan is locked Check the sensor of heat sink Display code Title Cause of error Check point Normal condition Check Point CH 61 1 Check the install condition for over load Refrigerant Pipe length Blocked CH 62 1 Check the fan is locked 2 Check the Outdoor temp is very high COMP Frequency Hz Toff C T1 C T2 C OFF Normal Normal Normal Heat Si...

Страница 127: ...n Open Open Open Servicing connected manifold gauge Gas charging Open Open Open Servicing with charging cylinder Pressure check Open Open Open Servicing connected manifold gauge Gas releasing Open Open Open Servicing connected manifold gauge 3 2 1 4 5 6 Valve cap Open position Closed position Pin Service port Service port cap To piping connection To outdoor unit Valve cap Open position Closed posi...

Страница 128: ...rge from the hose 5 Set the liquid side valve to the closed position 6 Operate the air conditioner at the cooling cycle and stop it when the gauge indicates 1kg cm2 g 7 Immediately set the gas side valve to the closed position Do this quickly so that the gauge ends up indicat ing 1kg g 8 Disconnect the charge set and mount the liquid side and gas side valve caps and the service port nut Use torque...

Страница 129: ...oved toward 76 cmHg vacuum of 4 mmHg or less 5 Close the Low handle of the gauge turn off the vacuum pump and confirm that the gauge needle does not move approximately 5 minutes after turning off the vacuum pump 6 Disconnect the charge hose from the vacuum pump Vacuum pump oil If the vacuum pump oil becomes dirty or deplet ed replenish as needed 7 Mount the valve caps and the service port caps Ind...

Страница 130: ...ditioner in the cooling cycle however one time is not suffi cient wait approximately 1 minute and then repeat the procedure pumping down pin 4 Immediately disconnect the charge hose from the gas side valve s service port Stopping partway will allow the gas to be dis charged If the system has been charged with liquid refrigerant while operating the air conditioner turn off the air conditioner befor...

Страница 131: ...35211B 346810 146811 263230 1 268716 131410 152313 359011 342800 159901 268712 159830 354210 135311 135316 267110 249951 733010 135314 152302 135516 W0CZZ 352150 266090 268715 352116 352115 263230 2 Exploded View Replacement Parts List Indoor Unit SR chassis ...

Страница 132: ...323A20004A R 263230 2 THERMISTOR ASSEMBLY 6323AQ3226T 6323AQ3226T 6323AQ3226T 6323AQ3226T R 266090 H V ASSEMBLY 6609A10003H 6609A10003H R 267110 REMOTE CONTROLLER ASSEMBLY 6711A20073N 6711A20073F 6711A90031L 6711A20073M R 268712 PWB PCB ASSEMBLY DISPLAY 6871A20390A 6871A20390A 6871A20390A 6871A20390A R 268715 PWB PCB ASSEMBLY MAIN AC 6871A20267B 6871A20267B 6871A20267B 6871A20267B R 268716 PWB PCB...

Страница 133: ...ent Parts List 346810 35211B 135516 W0CZZ 352150 267110 146811 266090 263230 1 268715 268716 131410 152313 359011 342800 159901 1 159901 2 268712 159830 135311 W51620 135316 249951 733010 135314 152302 352115 352116 354210 263230 2 ST chassis ...

Страница 134: ...2 THERMISTOR ASSEMBLY 6323A20004A 6323A20004A 6323A20004A 6323A20004A R 266090 H V ASSEMBLY 6609A10003L 6609A10003L R 267110 REMOTE CONTROLLER ASSEMBLY C COOLING 6711A90031L 6711A20073M 6711A90031L 6711A20073M R H HEAT PUMP 6711A20073N 6711A20073F 6711A20073N 6711A20073F R 268712 PWB PCB ASSEMBLY DISPLAY 6871A20194B 6871A20194B 6871A20194B 6871A20194B R 268715 PWB PCB ASSEMBLY MAIN AC 6871A20267B ...

Страница 135: ...Parts List Art cool deluxe type 352150 354210 145201 159901 249951 W0CZZ 733010 346810 131410 146811 145200 135311 135080 263020 268712 668713 135314 342800 267110 359011 159830 146811 668713 135312 146811 145200 152302 135516 268714 35211B 266090 ...

Страница 136: ...5X 4995A20375T 4995A20375Y 4995A20375S 4995A20375Z 4995A20375F 263020 LCD MODULE 6306A90005A 6306A90005A 6306A90005A 6306A90005A 6306A90005A 6306A90005A 263230 THERMISTOR ASSEMBLY 6323A20004A 6323A20004A 6323A20004A 6323A20004A 6323A20004A 6323A20004A 266090 H V ASSEMBLY 6609A10005A 6609A10005A 6609A10005A 6609A10005A 6609A10005A 6609A10005A 267110 REMOTE CONTROLLER ASSEMBLY 6711A20077U 6711A20107...

Страница 137: ...210 152302 137214 552111 352118 330870 268714 249951 267110 346810 359012 359012 1 W0CZZ 336610 2 336610 1 263230 3 263230 2 263230 1 352111 W51620 Exploded View Replacement Parts List Duct Type High Static BH BG BE chassis ...

Страница 138: ...71A10342A 6871A10342B 6871A10131X 6871A10131Y 6871A10139F R H HEAT PUMP 6871A10140E 6871A10141F 6871A10131H 6871A10131J 6871A10139G R 330870 DRAIN PAN ASSEMBLY 3087A10008B 3087A10008B 3087A10008A 3087A10008A 3087A20023A R 336610 1 HOUSING MECH WRAPPER 3660A20017A 3660A20017A 3660A20019A 3660A20019A R HOUSING ASSEMBLY MECH 3661A10009E R 336610 2 HOUSING MECH WRAPPER 3660A20018A 3660A20018A 3660A200...

Страница 139: ...359012 2 346810 336610 1 336610 2 137214 152302 359012 3 359012 1 352115 354210 249951 352116 330870 W0CZZ 268714 267110 263230 1 263230 2 263230 3 Exploded View Replacement Parts List Duct Type Low Static BT BT1 chassis ...

Страница 140: ... 6711A10008U 6711A10008U R 268714 PWB PCB ASSEMBLY MAIN C COOLING 6871A10131S 6871A10157V 6871A10157W R H HEAT PUMP 6871A10157B 6871A10157L 6871A10131V R 330870 DRAIN PAN ASSEMBLY 3087A10015C 3087A10015A 3087A10015E R 336610 1 HOUSING ASSEMBLY MECH 3661A20025A 3661A20025A 3661A20025A R 336610 2 HOUSING ASSEMBLY MECH 3661A20025B 3661A20025B R 346810 MOTOR ASSEMBLY INDOOR 4681A10022B 4681A10022A 468...

Страница 141: ...Service Manual 141 Exploded View Replacement Parts List Cassette Type 4 way TE chassis 263230 1 263230 2 263230 3 249951 266012 35211A 354211 268714 330870 352118 158591 ...

Страница 142: ...142 Multi type Air Conditioner Exploded View Replacement Parts List 137211 268712 130411 359011 152312 135802 130911 2 267110 1 267110 2 352150 2 352150 1 130911 1 W4056 346810 146811 135312 W0CZZ ...

Страница 143: ... PAN ASSEMBLY 3087A10002A 3087A10002A 3087A10002A 3087A10002A R 346810 MOTOR ASSEMBLY SINGLE 4681AC2026E 4681AC2026E 4681AC2026C 4681AC2026C R 352118 TUBE ASSEMBLY MENIFOLD INDOOR 5211A20241R 5211A20241R 5211A20241R 5211A20241R R 35211A TUBE ASSEMBLY SUCTION INDOOR 5211A20243M 5211A20243M 5211A20243M 5211A20243M R 352150 1 DRAIN ASSEMBLY TUBE 5251A20002A 5251A20002A 5251A20002A 5251A20002A R 35215...

Страница 144: ...144 Multi type Air Conditioner Exploded View Replacement Parts List Cassette Type 4 way TF chassis 268714 330870 263230 1 354211 1 158591 263230 2 352118 1 266012 552111 352118 2 354211 2 249951 ...

Страница 145: ...Service Manual 145 Exploded View Replacement Parts List 346810 130411 359012 152312 135314 W0CZZ 137211 267110 1 267110 2 130911 1 130911 2 268712 146811 W4056 352150 1 352150 2 ...

Страница 146: ...87A10010B R 346810 MOTOR ASSEMBLY INDOOR 4681A20051Z 4681A20051Z 4681A20051T 4681A20051T R 352118 1 TUBE ASSEMBLY MENIFOLD INDOOR 5211A20251Y 5211A20251Y 5211A20251U 5211A20251U R 352118 2 TUBE ASSEMBLY MENIFOLD INDOOR 5211A20251K 5211A20251K 5211A20251K 5211A20251K R 552111 TUBE ASSEMBLY CAPILLARY 5211A21137B 5211A21137B 5211A21137C 5211A21137C R 352150 1 DRAIN ASSEMBLY TUBE 5251A20002B 5251A2000...

Страница 147: ...Service Manual 147 Exploded View Replacement Parts List Cassette Type 4 way TD chassis 130411 354211 1 158591 330870 352118 1 266012 552111 249951 268714 354211 2 352118 2 263230 3 263230 2 263230 1 ...

Страница 148: ...type Air Conditioner Exploded View Replacement Parts List 130411 346810 152312 135314 135802 359012 139012 1 130911 1 352150 2 W4056 W0CZZ 146811 137211 267110 2 267110 1 268712 352150 1 139012 2 130911 2 352111 ...

Страница 149: ...330870 DRAIN PAN ASSEMBLY 3087A10006F 3087A10006F 3087A10006F 3087A10006F R 346810 MOTOR ASSEMBLY INDOOR 4681A20006X 4681A20006X 4681A20006V 4681A20006V R 352111 TUBE ASSEMBLY CONNECTOR 5211A21343D 5211A21343D R 352118 1 TUBE ASSEMBLY MENIFOLD INDOOR 5211A20251R 5211A20251R 5211A20251W 5211A20251W R 352118 2 TUBE ASSEMBLY MENIFOLD INDOOR 5211A20251B 5211A20251B 5211A20251B 5211A20251B R 552111 TUB...

Страница 150: ...2 552112 4 552112 1 5211AB1 137213 552113 2 552113 1 552112 2 137213 649950 668711 554030 3 549610 559010 349490 437211 554030 2 546810 549610 559010 349490 546810 554030 4 548490 2 561410 2 552116 2 561410 1 552116 1 554160 430410 552203 1 552203 2 552112 3 561410 L8UH100BFA0 L8UC100BFA0 Outdoor Unit ...

Страница 151: ...ASSEMBLY MENIFOLD OUTDOOR 5211A10441B R 552115 TUBE ASSEMBLY MENIFOLD OUTDOOR 5211A21207B R 552115 TUBE ASSEMBLY MENIFOLD OUTDOOR 5211A21208B R 263230 THERMISTOR ASSEMBLY 6323A20020P R 263230 THERMISTOR ASSEMBLY 6323A20020Q R 263230 THERMISTOR ASSEMBLY 6323A20020R R 549610 MOUNT ASSEMBLY MOTOR OUTDOOR 4961A20028A R 546810 MOTOR ASSEMBLY OUTDOOR 4681A10014L R 559010 FAN ASSEMBLY PROPELLER 5901A1002...

Страница 152: ...2B R 552115 TUBE ASSEMBLY MENIFOLD OUTDOOR 5211A10441B R 552115 TUBE ASSEMBLY MENIFOLD OUTDOOR 5211A21207B R 552115 TUBE ASSEMBLY MENIFOLD OUTDOOR 5211A21208B R 263230 THERMISTOR ASSEMBLY 6323A20020P R 263230 THERMISTOR ASSEMBLY 6323A20020Q R 263230 THERMISTOR ASSEMBLY 6323A20020R R 549610 MOUNT ASSEMBLY MOTOR OUTDOOR 4961A20028A R 546810 MOTOR ASSEMBLY OUTDOOR 4681A10014L R 559010 FAN ASSEMBLY PR...

Страница 153: ...P No 3828A22009L October 2005 Printed in Korea ...

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