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Panasonic WH-ADF0309J3E5CM, Service Manual

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26.4 To Remove RCCB

1. Remove 6 screws to remove
the Control Board Cover.

Control Board Cover

3. Remove screw to
remove the RCCB.

RCCB

2. Disconnect lead wires
(Black and White) from
the RCCB.

26.5 To Remove Electronic Controller

1. Disconnect all connectors from
main PCB, CN-FLWSEN, CN-PUMP1,
CN-TH1, CN-TH2, CN-TH3, CN-OLP1,
CN1, CN2, CN3, CN4, CN5, CN6.
Detach all wires, REMOTE
CONTROLLER, 3 WAY VALVE,
AC1-L3, AC1-N, G01, DATA, G02, L2,
L1, G03, HT1-L3, AC2-L3, AC2-N2, AC2-N3.

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Summary of Contents for WH-ADF0309J3E5CM

Page 1: ...onents used in this equipment which are important for safety These parts are marked by in the Schematic Diagrams Circuit Board Diagrams Exploded Views and Replacement Parts List It is essential that t...

Page 2: ...Water Pump 182 14 3 Indoor Unit Safety 185 14 4 Auto Restart Control 185 14 5 Indication Panel 185 14 6 Indoor Back Up Heater Control 186 14 7 Tank Heater Control 188 14 8 Force Heater Mode 189 14 9 Q...

Page 3: ...de 230 23 2 Error Codes Table 232 24 Troubleshooting Guide S 71WF3E 234 24 1 Self Diagnosis Error Code Table 234 24 2 Self Diagnostics Method S 71WF3E 239 25 Troubleshooting Guide CU 2WZ71YBE5 244 25...

Page 4: ...may fall down accidentally 7 Keep plastic bag packaging material away from small children it may cling to nose and mouth and prevent breathing 8 When installing or relocating air conditioner do not l...

Page 5: ...ion cycle and result in explosion injury etc 24 Tighten the flare nut with torque wrench according to specified method If the flare nut is over tightened after a long period the flare may break and ca...

Page 6: ...n the air conditioner can cut your fingers When Storing WARNING The appliance shall be stored in a well ventilated area where the room size corresponds to the room area as specified for operation The...

Page 7: ...entage of the lower flammable limit LFL of the refrigerant and shall be calibrated to the refrigerant employed and the appropriate percentage of gas 25 maximum is confirmed Leak detection fluids are s...

Page 8: ...e checked to confirm no obstruction 9 Before a new refrigerating system is put into service the person responsible for placing the system in operation should ensure that trained and certified operatin...

Page 9: ...o as to minimize the risk of a flammable gas or vapour being present while the work is being performed 2 4 General work area All maintenance staff and others working in the local area shall be instruc...

Page 10: ...the owner of the equipment so all parties are advised Initial safety checks shall include That capacitors are discharged This shall be done in a safe manner to avoid possibility of sparking That no l...

Page 11: ...be adhered to remove refrigerant purge the circuit with inert gas evacuate purge with inert gas open the circuit by cutting or brazing The refrigerant charge shall be recovered into the correct recove...

Page 12: ...f refrigerant The label shall be dated and signed Ensure that there are labels on the equipment stating the equipment contains flammable refrigerant 11 Recovery When removing refrigerant from a system...

Page 13: ...Pressure Differential kPa 22 3 Noise Level Condition Ambient Water A7W55 Presure Level dB A H L 28 Power Level dB H L 41 Dimension Depth mm 600 Width mm 598 Height mm 1880 Net Weight kg lbs 108 238 Re...

Page 14: ...ressure Bar 10 Heat Exchanger Material EN 1 4521 Diameter mm 22 Thickness mm 0 8 Surface Area m2 1 8 Total Length m 25 Note In case it is necessary to indicate the air flow volume in I s the value in...

Page 15: ...x W X D mm 250 x 1000 x 730 inch 9 27 32 x 39 3 8 x 28 3 4 Net Weight kg lbs 30 66 Piping Connection Refrigerant Gas mm inch O D 12 70 1 2 Flared Type Liquid mm inch O D 6 35 1 4 Flared Type Fan Type...

Page 16: ...n W35 Warmer Average Colder Application Climate Pdesign kW 7 0 7 0 6 0 Tbivalent TOL C 2 2 10 10 15 15 SCOP ns W W 5 69 224 4 00 157 3 61 141 Annual Consumption kWh 1644 3614 4101 Class A A A Medium T...

Page 17: ...th mm 340 Net Weight kg lbs 82 181 Pipe Diameter Liquid mm inch 6 35 1 4 Gas mm inch 12 70 1 2 Standard Length m ft 5 16 Pipe Length Range 1 room m ft 3 9 8 35 115 Pipe Length Range Max Total Room m f...

Page 18: ...tor Power factor means total figure of compressor and outdoor fan motor Condition Cooling Heating Heat Recovery 90 91 91 Power Cord Number of core Length m ft Thermostat Electronic Control Protection...

Page 19: ...arate Quick Menu Guide 2 Back button Returns to the previous screen 3 LCD Display 4 Main Menu button For function setup 5 ON OFF button Starts Stops operation 6 Operation indicator Illuminates during...

Page 20: ...outdoor unit provides heat to the water tank HEAT TANK The outdoor unit provides heat to the water tank and the system This mode can be selected only when the water tank is installed The direction ico...

Page 21: ...hile the display is initializing When initializing screen ends it turns to normal screen When any button is pressed language setting screen appears 1 Scroll with and to select the language 2 Press to...

Page 22: ...work properly if set wrongly Please consult an authorised dealer To display Main Menu To select menu To confirm the selected content Setting Options Display Default Setting Menu 1 Function setup 1 1 W...

Page 23: ...F 1 5 Tank heater To set the tank heater ON or OFF OFF 1 6 Sterilization To set the auto sterilization ON or OFF ON Do not use the system during sterilization in order to prevent scalding with hot wat...

Page 24: ...ment 2 2 System information Shows all system information in each area Actual system information of 10 items Inlet Outlet Zone 1 Zone 2 Tank Buffer tank Solar Pool COMP frequency Pump flowrate Select a...

Page 25: ...nt date and time Year Month Day Hour Min 3 7 Language Sets the display language for the top screen For Greek please refer to the English version ENGLISH FRAN AIS DEUTSCH ITALIANO ESPA OL DANISH SWEDIS...

Page 26: ...r signal 6 SG ready control 5 2 Zone Sensor To select the sensors and to select either 1 zone or 2 zone system Zone After selecting 1 or 2 zone system proceed to the selection of room or swimming pool...

Page 27: ...n will not appear on the display No Yes 5 C Set T for Buffer Tank 5 7 Tank heater Set the internal tank heater delay turn ON after heat pump operation Heater will turn ON only if Backup heater enabled...

Page 28: ...C Set outdoor temperature for turn ON Bivalent connection Yes After selecting the outdoor temperature Control pattern Alternative Parallel Advanced parallel Select advanced parallel for bivalent use...

Page 29: ...FF during bivalent operation Set to ON if system is simple bivalent connection SG signal Operation pattern Vcc bit1 Vcc bit2 Open Open Heat Pump OFF Boiler OFF Short Open Heat Pump ON Boiler OFF Open...

Page 30: ...emperature 5 C Set Antifreeze temperature Yes After selecting the tank T ON temperature T OFF temperature After setting the antifreeze temperature 80 C Set Hi limit 5 11 External error signal No 5 12...

Page 31: ...use No 5 17 Pump flowrate To set variable flow pump control or fix pump duty control T 5 18 Force DHW To turn on Tank only mode to heat up tank temperature by request priority heating from outdoor un...

Page 32: ...e X axis 5 C 15 C Y axis 55 C 35 C Input the 4 temperature points 2 on horizontal X axis 2 on vertical Y axis Temperature range X axis 20 C 15 C Y axis See below Temperature range for the Y axis input...

Page 33: ...to Max duty Heater ON OFF Heater ON OFF Outdoor temp for heater ON 0 C Temperature for heater ON Heater ON OFF Delay time for heater ON 0 30 min Delay time for heater to turn on Heater ON OFF Water te...

Page 34: ...operation in hours and minutes Tank heat up time max 1 00 Maximum time for heating the tank in hours and minutes Tank re heat temp 8 C Set temperature to perform reboil of tank water Sterilization Mon...

Page 35: ...max duty and operation ON OFF of the pump Flow rate XX X L min Max Duty 0x40 0xFE Pump ON OFF Air Purge 7 2 Dry concrete To dry the concrete floor walls etc during construction Do not use this menu fo...

Page 36: ...vice contact To set up to 2 contact names and numbers for the User Service engineer s name and contact number Contact 1 Contact 2 Contact 1 Contact 2 Contact name or number Name phone icon Input name...

Page 37: ...te 16 Top Plate 17 Right Plate 18 Left Plate 19 Rear Plate 20 Tank Sensor Not Visible 21 Safety Relief Valve 22 Bushing 4 pieces 23 Main PCB 5 Magnetic Water Filter Set 7 Heater Assembly 8 9 10 3 Way...

Page 38: ...k e 3 4 16UNF Refrigerant Gas f 7 16 20UNF Refrigerant Liquid g Domestic Hot Water Tank Discharge Drain Tap Type Ball Valve Rc 1 2 h Drain Water Hole i Drain Elbow Model Capacity L Weight kg Empty Ful...

Page 39: ...150 750 P150X5 792 1000 1067 228 250 23 140 23 98 55 60 389 5 145 5 140 55 Unit mm Wired remote control Optional CZ RTC4 120 120 20 Wired remote control Optional CZ RTC5B 120 120 16 Wired remote cont...

Page 40: ...40 5 3 CU 2WZ71YBE5 Top View Front View Anchor Bolt Pitch 620 x 380 5 Side View Side View Unit mm 100 mm 100 mm 1000 mm 620 170 36 2 380 5 940 999 36 340 27 5 5 67 7 107 7 74 6 125 2...

Page 41: ...EL PRESSURE GAUGE CAPILLARY TUBE WATER PUMP FILTER S 71WF3E PIPE TEMP SENSOR 2 PIPE TEMP SENSOR 1 INTAKE AIR TEMP SENSOR HEAT EXCHANGER EVAPORATOR GAS SIDE 3 WAY VALVE LIQUID SIDE 2 WAY VALVE COOLING...

Page 42: ...E 2 WATER PUMP ZONE 1 SSR203 SSR202 SSR201 SSR200 SSR1 EXTRA PUMP 3 WAYS VALVE WATER PUMP SC POWER SUPPLY 1 1 phase AC230V 50Hz FUSE1 L ELCB N RY V3 WATER PUMP CIRCUIT NOISE FILTER M M 1 SSR206 M 1 M...

Page 43: ...43 7 2 S 71WF3E 1 FUSE FM SC LM SSR 2 3...

Page 44: ...R CIRCUIT RECTIFICATION CIRCUIT RECTIFICATION CIRCUIT REACTOR NTC NTC CRANKCASE HEATER 4 WAY VALVE RY HT PTC SC RY PWR RY AC FUSE 2 NOISE FILTER FUSE 401 NTC TO TANK UNIT A TO DUCT UNIT C 3 1 2 3 OUTD...

Page 45: ...L3 BLK AC2 N2 WHT AC2 N3 WHT RY HT L3 SW1 SW2 EXTERNAL CONTROL 1 BOILER CONTACT DEFROST SIGNAL EXTRA PUMP RY CONTACT1 t t t t 80 3 C TERMINAL BOARD TERMINAL BOARD GROUNDING TO OUTDOOR UNIT BACKUP HEAT...

Page 46: ...LK BL BL G E BR LB or B BL REACTOR 1 1 3 4 7 5 6 BL W 1 3 5 1 3 5 CN076 NANO WHT CN1 WHT CN2 WHT HIGH VOLTAGE POWER SUPPLY NANOE X GENERATOR 1 2 W BL W R W B BL FAN MOTOR W Y B R BL W Y B R BL CN045 B...

Page 47: ...N CIRCUIT CN PSW1 WHITE R R FUSE 2 T3 15A L250V W W W W W W W W W W W W W W W W W W W W W W W W W W W W W ELECTRONIC CONTROLLER MAIN HIGH PRESSURE SW FUSE 1 T3 15A L250V MS 3 1 2 UNIT A ELECTRO MAGNET...

Page 48: ...230V 30A 40A I n 30mA POWER SUPPLY 1 Single phase AC230V 50Hz POWER SUPPLY 2 Single phase AC230V 50Hz L N BL W Y G ELCB 230V 30A I n 30mA R LEAD WIRE FIXING FOR HEATER N OPEN CLOSE N OPEN CLOSE B BL B...

Page 49: ...8 3k 1 6 R606 R608 5V_ 5V_ R601 R604 C602 R602 2 4k 1 R603 10k 1 R607 10k 1 C605 0 1u C604 C603 C601 0 1u C610 0 1u CN601 RED BLK C609 0 1u C608 0 1u C607 0 1u C606 0 1u FB101 5V_ FB102 R122 3 3k 1 R1...

Page 50: ...ECK SW W W W W W W W W W W W W W W W W W W W W R370 10k R376 1k R371 10k R372 10k R373 10k R374 10k R375 10k CN DISP1 Natural 1 7 1 14 5V 5V 5V R304 1 2k R305 1 2k R306 1 2k R307 1 2k R308 1 2k R309 1...

Page 51: ...10 1 WH ADF0309J3E5CM 10 1 1 Main Printed Circuit Board HT1 L3 CN OLP1 G02 AC2 N2 AC2 N3 AC2 L3 CN PWR CN1 AC1 N AC1 L3 CN PWR4 CN2 G01 L2 L1 CN PWR2 CN PWR3 DATA CN PUMP1 CN FLWSEN CN TH2 CN TH1 CN...

Page 52: ...52 10 1 2 Sub Printed Circuit Board Optional CN208 CN209 ACL ACN CN201 CN202 CN203 DCN CN PWR202 CN210 CN206 DCP CN207 CN204 CN 205 CN PWR204 CN CNT CN COMM...

Page 53: ...R147 R146 R145 C108 R144 R143 R142 R141 C104 FB150 C103 C102 R330 IC080 TM1 R329 R328 R134 R133 R326 R323 R321 R320 R512 R129 R511 R128 R510 R127 R126 R319 R125 R318 R124 R317 R123 R316 R122 R509 R31...

Page 54: ...54 10 2 2 nanoeTM X Printed Circuit Board CN2 CN1...

Page 55: ...WZ71YBE5 10 3 1 Main Printed Circuit Board CN HOT1 CN HOT2 CN DISP1 CN DISP2 CN HT CN HPS CN STM1 CN STM2 CN STM3 CN TH1 CN TH2 CN TH5 CN FM1 CN TH4 CN TANK CN DATA1 CN PSW1 CN 101 CN 102 CN DISP3 CN...

Page 56: ...56 10 3 2 Noise Filter Printed Circuit Board CN COM CN DATA CN WHT CN BLK AC1 AC2 10 3 3 Display Printed Circuit Board CN DISP1 CN NMODE1...

Page 57: ...etermine the Amin total based on the Total Refrigerant Charge mc from Table II 3 The total floor area of both Aroom and Broom must exceed Amin total C Determine Minimum Venting Opening Area VAmin for...

Page 58: ...93 2 94 9 85 2 26 5 99 2 96 9 98 2 28 6 04 2 98 10 12 2 30 6 09 3 00 10 25 2 32 6 14 3 02 10 39 2 34 6 24 3 04 10 53 2 36 6 34 3 06 10 67 2 38 6 45 3 08 10 81 2 40 6 56 3 10 10 95 2 42 6 67 3 12 11 0...

Page 59: ...TAW1 and Extension Cable CZ TAW1 CBL Field Supply Accessories Optional No Part Model Specifications Maker i Room thermostat Wired PAW A2W RTWIRED AC230V Wireless PAW A2W RTWIRELESS ii Mixing valve 16...

Page 60: ...in 100 M in 100 11 2 1 2 Transport and Handling Be careful during transportating the unit so that it is not damaged by impact Only remove the packaging material once it has reached it is desired inst...

Page 61: ...nk Unit is designed for combination with Panasonic Multi Split Heat Pump Outdoor Unit If Outdoor Unit from other manufacturer are being used in combination with Panasonic Tank Unit optimum operation a...

Page 62: ...tand the pressures and temperatures of the system Make sure to use two spanners to tighten the connection Further tighten the nuts with torque wrench in specified torque as stated in the table Cover t...

Page 63: ...ly downward direction and in a frost free environment Improper drain piping may cause water leakage hence damage the furnitures If drain hose is long use a metal support fixture along the way to elimi...

Page 64: ...CZ RTC6BLW 1 See below table for cable size requirements Model Connecting Cable Min Cable Size Max Cable Length Tank Unit Outdoor Unit Indoor Unit WH ADF0309J3E5CM CU 2WZ71YBE5 S 71WF3E A 3 x min 1 5...

Page 65: ...it Outdoor Unit connection Power Supply 2 Cable Power Supply 1 Cable Terminal Board RCCB ELCB 1 1 Connecting Cable Holder Clamper Holder Clamper Terminal screw Tightening torque cN m kgf cm M4 157 196...

Page 66: ...counterclockwise For Space Heating 1 Turn the plug on the Air Purge Valve outlet anticlockwise by one complete turn from fully closed position Air Purge Valve Plug turn anticlockwise by one complete t...

Page 67: ...t Else electrical shock may happen Before obtaining access to terminals all supply circuits must be disconnected Push the TEST button on the RCCB ELCB The lever would turn down and indicate 0 if it fu...

Page 68: ...y Claw 2 places Wall to which the remote controller fixed is Mount the bottom case to the wall Connect the remote control wiring Arrange the wires along the groove of the case For embedded type Prepar...

Page 69: ...with lower water flow may trigger H75 during defrost process 11 2 8 2 Reset Overload Protector Overload Protector a serves the safety purpose to prevent the water over heating When the Overload Protec...

Page 70: ...lar intervals to ensure it is not blocked and to remove lime deposit Use a container to collect high volume of discharge water from the discharge hose 11 2 9 3 Maintenance for Safety Relief Valve It i...

Page 71: ...ly to the Tank Unit Remote controller is installed on Tank Unit This is the basic form of the most simple system 2 Room Thermostat Outdoor Tank Unit receive Room Thermo signal ON OFF from Remote contr...

Page 72: ...remote controller Installer setting System setup Optional PCB connectivity No Zone Sensor Room thermistor Connect floor heating or radiator directly to Tank Unit Remote controller is installed on Tank...

Page 73: ...onal PCB CZ NS4P Floor heating Radiator Outdoor Radiator Thermistor 1 Thermistor 2 Buffer tank Pump 2 Pump 1 Mixing valve 1 Indoor Floor heating Setting of remote controller Installer setting System s...

Page 74: ...k sensor on buffer tank It requires connection setting of buffer tank and T temperature setting at heating operation separately This system requires the Optional PCB CZ NS4P Must connect swimming pool...

Page 75: ...rature of both circuits can be set independently However temperature of high temperature side and low temperature side cannot be reversed This system requires the Optional PCB CZ NS4P NOTE Thermistor...

Page 76: ...remote controller Installer setting System setup Optional PCB connectivity Yes Bivalent Yes Turn ON outdoor temp Control pattern This is an application that connects the boiler to the Tank Unit to com...

Page 77: ...hall be connected to 1 pole switch with min 3 0 mm contact gap Its cable must be 2 x min 0 5 mm2 double insulation layer of PVC sheathed or rubber sheathed cable note Switch used shall be CE complianc...

Page 78: ...zone 2 cable shall be 2 x min 0 3 mm2 double insulation layer of PVC sheathed or rubber sheathed cable 10 SG signal cable shall be 3 x min 0 3 mm2 double insulation layer of PVC sheathed or rubber sh...

Page 79: ...om sensor zone 1 cable Room sensor zone 2 cable Buffer tank sensor cable Pool sensor cable Water sensor zone 1 cable Water sensor zone 2 cable Solar sensor cable SG signal cable External Compressor sw...

Page 80: ...be 50m or less Outputs 3 way valve AC230V N Neutral Open Close direction For circuit switching when connected to DHW tank Extra pump AC230V Used when Tank Unit pump capacity is insufficient Boiler co...

Page 81: ...sor pocket and paste it on the buffer tank surface 40 black brown blue 6 Dimensions mm 2 Zone water sensor PAW A2W TSHC Use to detect the water temperature of the control zone Mount it on the water pi...

Page 82: ...to the CN CNT connector of the Optional PCB Connection examples CN CNT cable Without Optional PCB CN CNT cable With Optional PCB 2 Insert a flat head screwdriver into the slot on the top of the adapto...

Page 83: ...ting 3 Temp setting Set room temp Compensation curve Set direct water temp Set pool temp 4 Display Heat temp Display current heating temperature it is set temperature when enclosed by line 5 Display t...

Page 84: ...N rstly initialization screen appears 10 sec 12 00am Mon When initialization screen ends it turns to normal screen 12 00am Mon When any button is pressed language setting screen appears NOTE If initia...

Page 85: ...r setup 8 Bivalent connection Yes No Bivalent setup 9 External SW Yes No 10 Only when the selection for Optional PCB is Yes Solar connection Yes No Tank setup Solar setup 11 Only when the selection fo...

Page 86: ...emperature for Heater OFF Tank Floor operation time max Max operation time for Heat Cool mode setup 25 Tank heat up time max Max operation time for Tank mode setup 26 Tank re heat temp Tank re heat te...

Page 87: ...l setting Depend on model System setup 12 00am Mon Optional PCB connectivity Zone Sensor Heater capacity Anti freezing Select Con rm If there is built in Heater set the selectable heater capacity NOTE...

Page 88: ...ding to remote controller instruction Boiler icon will be displayed on remote controller top screen After Bivalent connection Set YES there is two option of control pattern to be select SG Ready Auto...

Page 89: ...er output will be reset to OFF Please have good understanding on the boiler control characteristic in order to select the optimal setting for the system 9 External SW Initial setting No System setup 1...

Page 90: ...4 Circulation Liquid Initial setting Water System setup 12 00am Mon Demand control SG ready External compressor SW Circulation liquid Select Con rm Set circulation of heating water There are 2 types o...

Page 91: ...Mon Defrost signal Pump owrate Force DHW DHW Defrost Select Con rm If setting is YES system can run defrost operation by using hot water while other room units in heat mode operation If setting is NO...

Page 92: ...eater ON Heater OFF d Heater OFF Tof target Temp Initial setting 2 C Set water temperature for heater to turn off at heat mode Setting range is 8 C 0 C Tank 24 Floor operation time max Initial setting...

Page 93: ...n model Service setup 12 00am Mon Flow rate Max Duty Operation 88 8 L min 0xCE Air Purge Select Normally setting is not necessary Please adjust when need to reduce the pump sound etc Besides that it h...

Page 94: ...of Custom menu Custom menu 12 00am Mon Back up heater Reset energy monitor Reset operation history Smart DHW Select Con rm Please press for 10 sec Items that can be set Backup heater Use Do not use B...

Page 95: ...information included in the Operating Instructions and or Installation Instructions 12 1 1 1 Tools Required for Installation not supplied 1 Flathead screwdriver 2 Phillips head screwdriver 3 Knife or...

Page 96: ...ylene insulation for copper tubes as required to precise length of tubing Wall thickness of the insulation should be not less than 8 mm 3 Use insulated copper wire for field wiring Wire size varies wi...

Page 97: ...the fan blades or heat exchanger select a location where tubing and drain pipe have the shortest run to the outdoor unit allow room for operation and maintenance as well as unrestricted air flow aroun...

Page 98: ...Min 650 200 Min 350 Min 250 Min 20 Min 300 Min 1 800 Min 20 Minimum space for installation and maintenance services It is necessary to make space for the cleaning as well as the maintenance of the dr...

Page 99: ...a Refrigerant tubing joint liquid tube b Refrigerant tubing joint gas tube c Upper drain port VP20 26 mm 200 mm flexible hose supplied d Bottom drain port VP20 26 mm e Suspension lug 4 12 30 mm f Powe...

Page 100: ...side air intake Front side air intake While in heating mode the temperatures may increase higher than the set temperature While in heating mode the temperatures may increase higher than the set tempe...

Page 101: ...and the support plate removed in step 1 and filters accessories in the direction shown in the figure below B Filters Accessories Screws Cover plate 3 Attach the filters accessories in the manner shown...

Page 102: ...shown in the tables and diagrams under the section 12 1 3 1 Tubing must be laid and connected inside the ceiling when suspending the unit If the ceiling is already constructed lay the tubing into posi...

Page 103: ...weight of the unit Ensure to fix the unit In order to suppress vibrations provide the spacer between the unit and the wall Fasten the hanging brackets and bolts using by the hexagon nuts and washers C...

Page 104: ...rd PVC pipe VP20 not supplied 3 After connecting the drain pipe securely wrap the supplied packing and drain pipe insulator around the pipe then secure it with the clampers Packing supplied Drain insu...

Page 105: ...Replace the connectors When installing the unit vertically disconnect the connectors of the drain pump 3 pin and the float switch 2 pin from the PCB Float switch connector 2 pin Drain pump connector 3...

Page 106: ...essing the or button Change the Code no to 3F by pressing the or button or keeping it pressed Detailed settings Unit no Code no Set data 1 1 0007 Sel Next 20 30 THU 3F 4 Select the Set data by pressin...

Page 107: ...ons for the temperature setting buttons and confirm the values or set at shipment 4 Press the buttons for the time to amend the values for the set data Select 5 Press the button The display will stop...

Page 108: ...or where the screw is located facing upward Then tighten the insulator with a vinyl tape not to cause the detachment If the tubing parts remain exposed condensation may occur Be sure to use the suppli...

Page 109: ...ng at high speed and could cause injury 4 When the drainage check is complete open the check pin CHK 6P 1 4 and remount the insulator and the cap onto the drain inspection port Water intake Drain insp...

Page 110: ...be done in accordance with the wiring system diagram Wrong wiring may cause the unit to misoperate or become damaged 5 Do not allow wiring to touch the refrigerant tubing compressor or any moving par...

Page 111: ...r units Type Connection cable between outdoor and indoor unit G Outdoor Unit CU 2WZ71YBE5 1 5 mm2 F3 Max 40 m Control wiring C Intergrated indoor unit control wiring D Remote control wiring 0 75 mm2 A...

Page 112: ...wiring sample Use this screw when connecting the shield for the Inter unit control wiring to ground Earth wiring Make the earth wiring 25 30 mm longer than connecting wires to 1 2 3 Remote control wir...

Page 113: ...tallation instructions supplied with the remote controller Optional Auto address setting can be executed by remote controller automatically R1 R2 U1 U2 4P terminal board Remote control wiring 1 2 3 3P...

Page 114: ...pressure terminal and replace and tighten the removed terminal screw using a screwdriver Screw and Special washer Ring pressure terminal Terminal board Ring pressure terminal Screw Special washer Wire...

Page 115: ...r scraps fall into the tube 3 Remove the flare nut from the unit and be sure to mount it on the copper tube 4 Make a flare at the end of the copper tube with a flare tool Flare nut Copper tubing Flare...

Page 116: ...use the flare nuts that were supplied with the unit or else flare nuts for R410A R32 type 2 The refrigerant tubing that is used must be of the correct wall thickness as shown in the table at right Bec...

Page 117: ...int must be sealed with suitable silicone and insulation material The joint should be sealed on both liquid and gas side Insulation material and silicone sealant Please ensure there are no gaps where...

Page 118: ...rmoring tape too tightly since this will decrease the heat insulation effect Also ensure that the condensation drain hose splits away from the bundle and drips clear of the unit and the tubing 12 1 5...

Page 119: ...EMG If operation is still not possible after changing the brown connectors cut the jumper on the indoor unit control PCB Be sure to turn the power OFF before performing this work Be sure to set the ex...

Page 120: ...LINE CONNECTION The displays of the earth is omitted 12 1 8 4 1 Basic connection 1 Single type It is not necessary to make setting of the refrigerant system address When turning on all indoor and outd...

Page 121: ...ormal stopped status Auto Address Setting from the Remote Controller CZ RTC4 Auto address setting in Cooling mode cannot be done from the remote controller Selecting each refrigerant system individual...

Page 122: ...HU 2 Press the or button to see each menu If you wish to see the next screen instantly press the or button Select 7 Simple settings on the LCD display and press the button 20 30 THU 20 30 THU START CZ...

Page 123: ...is connected to the remote controller Check that the fan of that indoor unit starts and that air is discharged 5 Press the button again and check the address of each indoor unit in sequence 6 Press th...

Page 124: ...can be performed using the HEAT COOL or FAN operation modes 1 1 4 CZ RTC4 The outdoor units will not operate for approximately 3 minutes after the power is turned ON and after operation is stopped 3 I...

Page 125: ...the gas leakage occurs the unit quality not only becomes inferior but affects environment Repair it as quickly as possible Drain Check 9 Has the adhesive been applied to the drain connecting portion r...

Page 126: ...in the flow chart within the dotted lines and then make the setting accordingly a No setting modification Use as is at shipment there are cases in which the setting may differ from the shipment settin...

Page 127: ...10 3 Auto airflow volume control operations Note 4 See the section 12 1 10 2 or 12 1 10 3 Operation checks for external static pressure settings Note 2 See the section 12 1 10 2 or 12 1 10 3 Check if...

Page 128: ...for use and then make the setting Failure to observe this may result in insufficient airflow or water leakages See Page 303 for the external static pressure setting range There are cases in which aut...

Page 129: ...or unit control PCB Fig 10 1 3 Change the dip switch SW001 of the indoor unit control PCB according to the setting selected in Table 10 1 Table 10 1 External static pressure of the rated airflow volum...

Page 130: ...de no by pressing the or button Change the Code no to B0 by pressing the or button or keeping it pressed Detailed settings Unit no Code no Set data 1 1 001 Sel Next 20 30 THU B0 4 Select the Set data...

Page 131: ...wish to see the next screen instantly press the or button Select 4 Test run on the LCD display and press the button 20 30 THU The Test run screen appears on the LCD display Confirm Test run Change 20...

Page 132: ...item code and detailed data will blink on the LCD display 2 The indoor unit numbers in the group control will be sequentially displayed whenever the Unit Select button is pressed Only the fan motor f...

Page 133: ...tting check operations will not be performed unless the above settings are made 4 The fan motor will be activated and auto airflow volume control operations or external static pressure setting check o...

Page 134: ...ned at regular intervals or when the filter indication on the display of the remote controller wired type shows that the filter needs cleaning If the filter gets blocked the efficiency of the air cond...

Page 135: ...or unit to see if the air outlet or air intake is clogged with dirt or soot The internal coil and other components must also be cleaned periodically Consult your dealer or service center Care After a...

Page 136: ...s Cleaning is necessary because unit inside heat exchanger is dirty Consult your dealer as technical engineering is required During defrost operation Fan is rotating for a while even though operation...

Page 137: ...C6 Medium CZ RTC4 CZ RTC5B CZ RTC6 Low CZ RTC4 CZ RTC5B CZ RTC6 If your air conditioner still does not work properly although you checked the points as described above first stop the operation and tur...

Page 138: ...t 1 8 m Horizontal Installation Vertical Installation Table I Maximum refrigerant charge allowed in a room Vertical Installation Horizontal Installation Aroom m2 Maximum refrigerant charge in a room m...

Page 139: ...39 71 5 21 4 69 4 26 2 86 69 62 7 74 6 27 5 65 2 18 40 45 5 26 4 73 4 30 2 88 70 59 7 84 6 35 5 69 2 20 41 19 5 31 4 78 4 34 2 90 71 58 7 95 6 44 5 73 2 22 41 94 5 36 4 82 4 38 2 92 72 57 8 06 6 53 5...

Page 140: ...ndoor unit control PCB In the case of the fuse opened on an indoor unit control PCB after correcting wiring connection it substitutes an EMG plug for OC plug Standby lamp blinking Faulty indoor unit c...

Page 141: ...unit panel Correct the wiring connection P10 Timer and standby lamp blinking alternately Faulty drain pump Repair Replace Drainage failure Correct Contact failure of oat switch wiring Correct the wir...

Page 142: ...mperature sensor C2 Check the outdoor unit control PCB F08 Operating and timer lamp blinking alternately Outdoor air temperature sensor TO trouble Check the outdoor air temperature sensor TO Check the...

Page 143: ...pply trouble Check the power supply Check the reactor wiring Check the outdoor unit control PCB Check the compressor wiring P07 HIC IPM temperature trouble Check the outdoor unit control PCB Check the...

Page 144: ...Install vertically against the floor When installing more than 1 remote controller next to each other keep distance of 5 mm on the right and left and 50 mm on top and bottom Avoid the following locat...

Page 145: ...beginning You must ensure that installation complies with relevant rules and regulations Be careful not to connect cables to other teminals of indoor units e g power source wiring teminal Malfunction...

Page 146: ...e o Do not over tighten the screws The bottom case may be deformed resulting in fall of the unit Connecting the remote control wiring o Arrange the wires as shown in the illustration for in step 2 and...

Page 147: ...the case Avoid the wire being caught Mount the top case Align the claws of the top case and then align the claws of the bottom case Embedded type Claw 2 places Screw supplied Hole for screw Claw 2 pla...

Page 148: ...RC 33 Temperature display setting C F Test operation Turn on the circuit breaker beforehand referring to the operating instructions for the unit The remote controller starts 1 Press and hold for sever...

Page 149: ...ically against the floor When installing more than 1 remote controller next to each other keep distance of 5 mm on the right and left and 50 mm on top and bottom Avoid the following locations for inst...

Page 150: ...rules and regulations Be careful not to connect cables to other terminals of indoor units e g power source wiring terminal Malfunction may occur Do not bundle together with the power source wiring or...

Page 151: ...wires touching parts on the PCB Caught wires may destroy the PCB 2 Mount the wall Exposed type Preparation Make 2 holes for screws using a driver 2 1 3 Mount the top case Align the claws of the top ca...

Page 152: ...he claws of the bottom case Avoid the wire being caught Claw 2 places Screw Supplied Hole for screw Claw 2 places Mount the bottom case to the wall Pass the wire through the hole in the centre of the...

Page 153: ...ious screen Press Language Clock Controller name 1 Press 2 Select Initial settings 3 Select the item to set Language 4 Set Default setting English Clock 4 Set Repeat Controller name 4 Set Repeat the s...

Page 154: ...rs Up to 16 characters Space is included in the number of characters To change the character type Select the character type with and press To delete 1 character Select BS with and press To enter space...

Page 155: ...a Repeat Indoor unit number Set data Code no 4 Press After Selecting YES the unit restarts Code no Set data 31 Vent output setting Set this when connecting a commercially sold fan etc to the ventilati...

Page 156: ...for outdoor units Power supply voltage Setting value 380 V 220 V 400 V 230 V 415 V 240 V Set Auto address after all units are turned on and 90 seconds or more have passed Operate the units after Auto...

Page 157: ...emperature of the remote controller indoor units 3 Select Select the unit number 4 Confirm the content Pressing will return to the Maintenance func screen Service check This displays the alarm history...

Page 158: ...step 3 TEST display disappears The test operation can be performed in Heat or Cool mode Temperature cannot be changed The test operation mode is automatically turned off in 60 minutes To prevent cont...

Page 159: ...Floor 12 2 3 2 Remote Control Wiring Wiring diagram 1 2 R1 R2 Type of wiring o Use cables of 0 75 to 1 25 mm2 Total wire length 500 m or less The wire length between indoor units should be 200 m or le...

Page 160: ...or Main sub for Setting When using the remote controllers in combination set the CZ RTC6 unit to Sub CZ RTC5B Note Remote controllers can be connected to any indoor unit for operation 12 2 3 3 Mountin...

Page 161: ...case may be deformed resulting in the unit becoming detached from the surface it is fixed to Connection to the remote controller terminal board Depress the push button using a round bar or finger inse...

Page 162: ...162 12 2 3 5 Embedded Type A protective film is attached on the Control panel...

Page 163: ...Ventilation Use this button when you installed a fan available in the market Pressing this button turns on and off the fan When turning off the air conditioner the fan will be also turned off 8 Filter...

Page 164: ...y saving Normal operation Menu button Displays the menu screen LCD screen 20 30 28 g n i t a r e p o n e h W d e p p o t s n e h W Start Stop button Starts Stops operation Enter button Fixes the selec...

Page 165: ...4 core Not included in the unit 4 0mm2 or more 3 core Not included in the unit Outdoor unit power supply Single phase 230V 50Hz 30A switch circuit breaker included in tank unit Power supply cable fro...

Page 166: ...should purchase Note Respective indoor unit installation procedure shall refer to instruction manual provided in the indoor unit packaging It is advisable to avoid more than 2 blockage directions For...

Page 167: ...Indoor Outdoor Unit Installation Diagram 1 Fix the unit on concrete or rigid frame firmly and horizontally by bolt nut 10 mm 2 When installing at roof please consider strong wind and earthquake Please...

Page 168: ...ping connection A for Tank unit Piping connection C for Duct unit Spanner or Wrench Torque wrench Be sure to use two spanners to tighten If the nuts are overtightened it may cause the ares to break or...

Page 169: ...no extra refrigerant in the outdoor unit for air purging Air evacuation and tightness test shall be carried out separately for Tank unit and Duct unit piping connection with respective 3 way valve sho...

Page 170: ...of the system 8 If there is any pressure drop perform step 9 12 If there is no pressure drop perform step 13 9 Use Gas Leak Detector to check for leaks Must use the detection equipment with a sensitiv...

Page 171: ...oor unit UNIT A UNITC 4 Secure the cable onto the control board with the cable clamper 5 Attach the particular plate back to the original position with scew 6 For wire stripping and connection require...

Page 172: ...freezes and the fan will not rotate 13 7 2 Pump Down Operation Operate the pump down according to the following procedures 1 Con rm all the 4pcs of 3 way valve on liquid and gas side are open 2 Conne...

Page 173: ...ure to install a new piping Heat insulation is not provided for either liquid side or gas side piping or both The existing refrigerant pipe has been left in an open condition The diameter and thicknes...

Page 174: ...usly whenever the electrical power is supplied to the unit 14 1 2 Heating Operation 14 1 2 1 Thermostat Control Compressor is OFF when Water Outlet Temperature Internal Water Setting Temperature 2 C f...

Page 175: ...ft temperature value is depend on the room sensor selection at remote controller as below table B Shift Temp B shift value depend on the room sensor selection at remocon as table below Sensor selectio...

Page 176: ...erature at Extension System Optional PCB is connected Target water temperature is calculated as below Heat Mode o Target water temperature setting o Max 55 C Min 20 C When buffer tank selection is YES...

Page 177: ...ature B 0 External Room thermostat B 0 Internal Room thermostat Room Thermistor Heat Mode B 0 when Zone OFF or Zone Room Thermo OFF B follow Heating Room Temperature PI control logic Pool Function Sel...

Page 178: ...oom Thermistor Heat Mode B 0 when Zone OFF or Zone Room Thermo OFF B follow Heating Room Temperature PI control logic Pool Function Selected B Delta value setting from remocon B 0 regardless of which...

Page 179: ...ostat There will be no zone sensor connected to zone 1 No zone sensor error mixing valve and zone pump will not operate o 2 zone system select Each zone room temperature is control by each sensor whic...

Page 180: ...hever lower When tank thermo ON water pump will ON for 3 minutes then only heat pump turn ON Tank water set temperature tank set temperature or 51 C whichever lower 2 ways valve close Heat pump Thermo...

Page 181: ...p heater is enable Internal heater turn ON condition Tank temperature tank set temperature AND Tank Thermo ON for the Remote Control Set timer AND 20 minutes from previous heater off AND Internal tank...

Page 182: ...and restart delay after 3 minutes The system will start checking on the water flow level after operation start If water flow level is detected low continuously 160 seconds the water pump and the comp...

Page 183: ...pump install at each zone to circulate the water inside each zone during buffer tank connection selected YES or 2 zone systems Content AC type water pump install for this zone water pump control When...

Page 184: ...Freeze Zone pump control during Zone Anti Freeze Control When Zone Anti Freeze Flag 1 Zone Pump Turn ON When Zone Anti Freeze Flag 0 Zone Pump Turn OFF Zone pump control during Indoor Anti Freeze Cont...

Page 185: ...ntinuously 10 seconds the water pump will be OFF immediately 3 After water pump OFF for more than 10 minutes it will be ON back and the indoor unit safety control checking is restarted YES YES YES NO...

Page 186: ...Stop Condition a When outdoor set temperature outdoor set temperature 2 C for continuous 15 secs OR b When water out temp water set temperature Remote Control Heater OFF Setting for continuous 15 sec...

Page 187: ...heater capacity selection and stop together if stop condition is fulfilled If the heater is request to turn ON OLP feedback will be detected Starting conditions 1 During normal deice operation 4 9 2 W...

Page 188: ...ater Control at Tank Mode Internal heater turn ON condition 1 Internal Heater select for Tank heater by remote controller 2 Tank Heater select ON by user 3 Backup Heater Enable 4 Tank Temperature Tank...

Page 189: ...operation according to below mode condition Heat mode Only Turn ON backup heater to achieve room heat pump target water temperature Heat Tank mode Turn ON backup heater to heat up room OR Turn ON Hea...

Page 190: ...et function is select the remote control will transmit the signal to indoor and outdoor unit Start condition Quiet mode is set on remote control Quiet mode is request ON by weekly timer Stop condition...

Page 191: ...lection when user want to use hot water now user can press this force DHW mode under the quick menu to operate tank only mode to boil up the tank temperature For Auto selection when tank temperature d...

Page 192: ...Reheat when tank temperature below tank set temperature R C Tank re heat Temperature 3 C Condition 2 Tank Heater OFF Reheat when tank temperature below Tank set temperature or 51 C Whichever lower R...

Page 193: ...shift to back up heater anti freeze control However if flow switch is abnormal H62 then water pump circulation anti freeze control will not activate 3 Back up heater anti freeze control Back up heate...

Page 194: ...to alert on the high water temperature may flow to the zone circuit or DHW piping circuit Therefore pipe which withstand higher water temperature need to be installed Solar remote control setting 1 So...

Page 195: ...not able to function o During Solar Panel sensor detect OPEN not include SHORT Solar operation will not able to function too 14 17 Boiler Bivalent Control Boiler is an additional or alternative heat...

Page 196: ...control default SG ready function will change to control bivalent output o Remote controller can set the External Pump ON OFF like bivalent alternative mode Control Content Indoor will follow the SG...

Page 197: ...Better room temperature control to fulfill different temperature request by external room thermostat Recommended external room thermostat Maker Characteristic Siemen REV200 Touch panel Siemen RAA20 A...

Page 198: ...feedback 14 19 Three Ways Valve Control Purpose 3 ways valve is used to change flow direction of hot water from heat pump between heating side and tank side Control contents 1 3 ways valve switch Off...

Page 199: ...ion select YES from remocon installer menu Heating or Cooling system will operate normally if the External Switch signal is ON Once the External Switch turn OFF System Turn OFF Heat pump water pump he...

Page 200: ...ump Indoor water pump Heater Booster heater Backup Heater need to turn OFF o Solar Boiler and zone control can be operate follow normal control condition pump delay OFF also included in this control T...

Page 201: ...Solar control and Boiler back up and 2 Zone control can activate While digital input is detected 10 Capacity 1 o Target temperature for heating and DHW Tank is changed according to the percentage set...

Page 202: ...Temperature Tank Set Temperature Remote Control setting for DHW Capacity 2 Max regulation depends on the tank max setting limit If Buffer selection is NO Room side New Target Zone Water Temperature Cu...

Page 203: ...Target Water Temperature o After complete day 1 setup operation day 2 data will be send to indoor at 12 00am on the second day o Each preset data will be send every day until dry concrete mode is com...

Page 204: ...Fan Control 1 min 1 min Setting Speed Indoor Pipe Temperature Compressor Outdoor Unit Fan Indoor Unit Fan Remarks Remaining Heat Removal Freezing Prevention OFF ON OFF ON OFF ON OFF ON OFF 15 2 Dry Mo...

Page 205: ...eed set by remote control Auto Fan Speed When operation start or shifting to thermostat ON condition from thermostat OFF condition indoor fan operates as below 1 The indoor fan speed is controlled as...

Page 206: ...ion nanoeTM X system disabled when fan speed 430 rpm o During nanoeTM X individual operation fan speed follow remote control setting Auto Fan Speed for nanoeTM X individual operation is cooling medium...

Page 207: ...mbient temperature is low Control start conditions o Cooling operation is activated with compressor ON o Outdoor ambient temperature is less than 15 C Control contents o When the above conditions are...

Page 208: ...tion o Not during starting control o During cool mode o Not in Heat Recovery mode All conditions above are satisfied and function selection enable Control Contents Compressor frequency and outdoor fan...

Page 209: ...the follow conditions o When the powerful operation is OFF for all indoor units o When annual cooling control activated o When freeze dew prevention control is activated 16 2 3 Heating Quiet Operatio...

Page 210: ...another room o The priority is given to heating operation if the heating mode is selected first In another room where cooling mode is selected afterward the POWER LED blinks to indicate the cooling o...

Page 211: ...t is set at Heating operation and it is not in Force DHW mode Outdoor temperature is higher than 5 C If outdoor temperature is lower than 5 C the water inlet temperature has to be lower than 40 C Not...

Page 212: ...tection Control for Heating Operation 18 1 1 Force Defrost Operation Force defrost can be set through remote control If force defrost request from quick menu of remote control outdoor will run force d...

Page 213: ...dew prevention signal from indoor unit which according to indoor intake temperature and indoor heat exchanger temperature the compressor frequency changes 19 3 Electronic Parts Temperature Rise Prote...

Page 214: ...sor frequency restriction during heating operation Comp stop Comp freq restricted 37 0kgf cm2 35 0kgf cm2 Comp freq free 40 0kgf cm2 High Pressure This control detect outdoor ambient temperature and p...

Page 215: ...pressor oil However it can be stopped using remote control or Auto OFF ON button at indoor unit 19 10 Total Current Control By referring to table below during normal default operation the running curr...

Page 216: ...eration Indoor pipe temperature indoor intake temperature is below 2 C o Not during deice control o Compressor ON with maximum frequency Control content o Compressor stops and restart after 3 minutes...

Page 217: ...t by using remote control 19 16 Compressor discharge high temperature protection control This control detect compressor tank temperature CU 2WZ71YBE5 and perform the compressor frequency restriction C...

Page 218: ...tch SW1 to stop the pump down operation Note Pump down operation will stop automatically after 15 minutes if PUMP DOWN switch SW1 is not pressed again Pump down operation is not started within 3 minut...

Page 219: ...h SW5 to ON before power supply ON When Mode Priority Function is ON the mode priority is given to higher capacity indoor units 20 1 5 Cooling only function The unit capable to limit the operation mod...

Page 220: ...r operation of Remote Controller Note During winter turn on the power supply and standby the unit for at least 15 minutes before test run Allow sufficient time to warm up refrigerant and prevent wrong...

Page 221: ...min Press or SW to select con rm maximum duty Range 0 x40 0xFF Screen 6 Screen 5 Press or SW to select con rm operation 11 00am Mon NOTE 1 Whenever at Screen 5 if press SW to OFF pump operation should...

Page 222: ...ss is complete initialization process will re start from beginning Press simultaneously for 5secs continuously initialization process During EEPROM default data setup process display should be as show...

Page 223: ...6 Dry Concrete Setup 11 00am Mon Screen 4 Screen n e e r c S 5 6 Once ON is confirm stage 1 setup will start Every day stage will increment with its respective setup Next Page Press scroll to Installe...

Page 224: ...e to select 10 stages then setup will start from stage 1 10 Press or button to select set temperature Press button to store latest status Move to next stage 2 10 Repeat the same procedure Move to next...

Page 225: ...peline Then set it CLOSE f Turn the Safety Relief Valve knob counterclockwise slightly and hold for 10 seconds to release air from this pipeline Then recover the knob to original position g Ensure Ste...

Page 226: ...on when the power is supplied to Tank Unit Else electrical shock may happen Before obtaining access to terminals all supply circuits must be disconnected o Push the TEST button on the RCCB ELCB The le...

Page 227: ...rough discharge hose at regular intervals to ensure it is not blocked and to remove lime deposit Use a container to collect high volume of discharge water from the discharge hose 8 Maintenance for Saf...

Page 228: ...2 1 3 Custom menu Setting method of Custom menu Custom menu 12 00am Mon Back up heater Reset energy monitor Reset operation history Smart DHW Select Con rm Please press for 10 sec Items that can be se...

Page 229: ...Side Temperature Below 60 C pH 7 to 9 Alkalinity 60mg l HCO 300mg l Conductivity 500 S cm Hardness Ca Mg HCO 0 5 Chloride 200mg l at 60 C Sulphate SO 100mg l and HCO SO 1 Nitrate NO 100mg l Chlorine...

Page 230: ...LED will again blinks and error code will be display The error code will store in IC memory To check the error code 1 When an abnormality occurs system will stop operation and OFF ON control panel LE...

Page 231: ...231 Press button and select System Check Display last 4 error retrieved from EEPROM Screen 4 Press SW to select Error history...

Page 232: ...r temperature Zone 1 sensor H44 Abnormal Zone 2 sensor Continue for 5 sec Water temperature Zone 2 sensor H51 Outdoor gas pipe temperature sensor abnormality Continue for 5 sec Outdoor gas pipe sensor...

Page 233: ...V coil F27 Pressure switch abnormality Continue for 1 min Pressure switch F29 Low Discharge Superheat 1 times occurrence within 2550 minutes Discharge Temperature Sensor Discharge Pressure Sensor Pres...

Page 234: ...ck the inter unit control wiring E04 Disconnection Contact failure of inter unit wiring Check the electrical connection of inter unit control wiring Replace the indoor unit control PCB Replace the out...

Page 235: ...s is not set Correct the indoor unit address L09 Indoor unit capacity is not set Correct the capacity setting of indoor units P01 Indoor unit fan motor locked Remove the cause Indoor unit fan motor la...

Page 236: ...ble Check the compressor discharge temperature sensor TD Check the outdoor unit control PCB F06 Outdoor heat exchanger temperature sensor C1 trouble Check the outdoor unit heat exchanger temperature s...

Page 237: ...Replace the indoor unit EEPROM Check the outdoor unit control PCB Check the type of IU and OU and re set address L18 4 way valve locked trouble operation failure Check the 4 way valve Check the 4 way...

Page 238: ...ernately Compressor overcurrent trouble Layer short on the compressor Compressor locked Check the outdoor unit control PCB P22 Outdoor unit fan motor trouble Outdoor unit fan trouble Check the outdoor...

Page 239: ...between indoor and outdoor Communication between wired remote controller Wired remote controller improper setting L Improper setting from outdoor indoor unit and wired remote controller F Temperature...

Page 240: ...eiver Group control Confirm the grouped indoor units no more than eight units Check all indoor unit power supply status Make sure group control setting is executed Group control wiring changed after s...

Page 241: ...unit o Outdoor Unit main power supply turned OFF o No proper set for indoor unit resistance impedance terminal CN045 o Communication cable is lose opened improper install Setting Related CHK and TEST...

Page 242: ...Measure the DC voltage at terminal 2 3 communication terminals of outdoor unit terminal board Is the measured DC voltage fluctuate between 10 70V NO Improper connection at terminals NO Measure the AC...

Page 243: ...lower than outdoor unit CHK pin CN062 CN071 and or TEST pin CN064 shorted when power is turned ON 24 2 6 E16 Total Capacity of Indoor Unit is Too High Setting Related When indoor unit capacity higher...

Page 244: ...or outdoor PCB Specification and combination table in catalogue H15 F04 H15 Compressor temperature sensor abnormality Continuous for 5s Compressor temperature sensor open or short circuit Compressor t...

Page 245: ...lead wire and connector Fan motor lock or block H98 H98 Indoor high pressure protection Indoor high pressure protection Heating Check indoor heat exchanger Air filter dirty Air circulation short circu...

Page 246: ...ystem Outdoor air circuit F96 P07 F22 Power transistor module overheating protection 4 times happen within 30 minutes Power transistor module overheat PCB faulty Outdoor air circuit fan motor F97 P03...

Page 247: ...res between the indoor and outdoor units Troubleshooting When abnormality indication starts again Is there any wiring error YES Matched compatibility Correct the indoor outdoor unit connection wires C...

Page 248: ...lace the compressor tank temperature sensor Defect in outdoor unit PCB main Replace the outdoor unit PCB main Check the CN TANK connector connection Turn OFF the power Check the connector connection C...

Page 249: ...n OFF the power Check if the water pump connector connection normal Disconnect the water pump connector CN PUMP1 Turn ON the power and check the input voltage of the water pump from indoor unit PCB Is...

Page 250: ...Replace the indoor unit PCB main Check the CN TH1 connector connection Turn OFF the power Check the connector connection Check the indoor refrigerant liquid temperature sensor Plug out connector from...

Page 251: ...Continue for 5 seconds For safety reason and to prevent component breakdown always switch off the power before remove and connect the component YES Correct sensor connection NO YES Abnormal solar sen...

Page 252: ...econds For safety reason and to prevent component breakdown always switch off the power before remove and connect the component YES Change swimming pool sensor NO YES Measure sensor resistance match s...

Page 253: ...For safety reason and to prevent component breakdown always switch off the power before remove and connect the component YES Correct connection NO Change buffer tank sensor NO YES Disconnect sensor f...

Page 254: ...e not match For safety reason and to prevent component breakdown always switch off the power before remove and connect the component YES Use only Panasonic units Change to Panasonic unit NO Brand code...

Page 255: ...t breakdown always switch off the power before remove and connect the component NO YES YES Check plug out connector from zone 1 connector sub PCB in match the PCB measure resistance of zone 1 sensor c...

Page 256: ...for 5 seconds For safety reason and to prevent component breakdown always switch off the power before remove and connect the component YES Correct abnormal connection NO Change sensor zone 2 YES Plug...

Page 257: ...nnect the component Check the system water pump Is the CN4 connector connection normal Defect in flow sensor Replace the flow sensor Check the water system passage Is the water pump working Is there a...

Page 258: ...r connection Check the continuity of the outdoor unit PCB main high pressure sensor connector CN HPS Plug out connector from the outdoor unit PCB main Measure the continuity pin 1 3 GND and pin 1 4 5...

Page 259: ...5 seconds For safety reason and to prevent component breakdown always switch off the power before remove and connect the component YES Correct connection NO Change external thermistor 1 NO YES Disconn...

Page 260: ...or safety reason and to prevent component breakdown always switch off the power before remove and connect the component YES Correct external thermistor 2 sensor connector NO Change external thermistor...

Page 261: ...the indoor backup heater incoming AC power supply 2 Turn ON power supply 2 RCCB Measure the AC voltage between RCCB s L1 N1 Measure the AC voltage between PCB s AC2 L3 AC2 N2 Check indoor backup heat...

Page 262: ...embly no 15 and no 16 and CN TH2 connector connections Turn OFF the power Check the connector connections Check the tank temperature sensor Plug out connector from the indoor unit PCB main Measure the...

Page 263: ...Faulty indoor sub PCB Abnormality Judgment After 1 minute operation started For safety reason and to prevent component breakdown always switch off the power before remove and connect the component YES...

Page 264: ...urn OFF the power Check the connector connection Check the Vdc from the indoor unit PCB main Disconnect remote control from the indoor unit PCB terminal CN4 Turn ON the power Measure the Vdc as shown...

Page 265: ...power supply waveform Abnormality Judgment Continue for 1 minute after operation Troubleshooting For safety reason and to prevent component breakdown always switch off the power before remove and con...

Page 266: ...tive Troubleshooting When abnormality indication starts again Is the indoor and outdoor unit model number matched Check indoor and outdoor units model number Check indoor and outdoor PCB part number a...

Page 267: ...he 2 3 way valve closed Check for clogged expansion valve or strainer Is the expansion valve or strainer clogged ice formed Check refrigerant amount Is the additional refrigerant amount filled correct...

Page 268: ...er Is the indoor unit heat exchanger dirty NO Check refrigerant amount Is the additional refrigerant amount filled correctly Replace the outdoor unit PCB main Replace the outdoor high pressure sensor...

Page 269: ...radiation Reset the error code and turn on the unit Reinstall the outdoor unit Remove the obstacle s Clean the outdoor heat exchanger Is the outdoor fan motor operating Measure the AC DC voltage betw...

Page 270: ...Is the indoor unit heat exchanger dirty Is there any short circuit Check the air passage Provide sufficient air passage Does it conform to the sensor characteristic chart Check the gas leakage Is Oil...

Page 271: ...ssage Is the 2 3 way valve closed Is there any water leakage Check for clogged expansion valve or strainer Is the expansion valve or strainer clogged ice formed Check refrigerant amount Is the additio...

Page 272: ...remove and connect the component Check the U V and W connector connection Turn OFF the power Check the U V and W connector connection at outdoor PCB and compressor terminal Is the connector connectio...

Page 273: ...off power supply and rotate fan by hand Does it rotate CN MTR2 WHT IC19 3 5 1 10 14 16 W U V FAN MOTOR MS CN MTR1 PCB BOARD 5 4 3 2 1 C173 5V R105 1k C176 0 01 50V G5 R111 1k C177 0 01 50V G5 R120 1k...

Page 274: ...hooting Turn off power supply Check the main circuit electrolytic capacitor When F98 indication happens For safety reason and to prevent component breakdown always switch off the power before remove a...

Page 275: ...e remove and connect the component Check the compressor tank temperature sensor Does it conform to the sensor characteristic chart Check the 2 3 way valve Check for clogged expansion valve or strainer...

Page 276: ...M overheats due to defective of outdoor fan motor IPM overheats due to defective of internal circuitry of IPM IPM overheats due to defective IPM temperature sensor Multi Models Only o Compressor OL co...

Page 277: ...istance between U V V W and W U Are the compressor s winding resistance U V V W or U W shorted Compressor defective due to winding shorted Replace the compressor Outdoor eletronic circuit defect due t...

Page 278: ...NO gas amount is OK NO closed When F91 indication happens Check 3 way valve 3 way valve opened Open 3 way valve YES Check for gas leaking source Check for gas leaking source Refer to H16 Gas leaking...

Page 279: ...H from the indoor unit PCB Measure the resistance of the indoor heat exchanger temperature thermistor The 4 way valve may have been damaged or wrongly connected between discharge and suction tube Chec...

Page 280: ...N PSW1 connector connection Turn OFF the power Check the connector connection Check the continuity of the outdoor high pressure switch Plug out outdoor high pressure switch connector from CN PSW1 chan...

Page 281: ...t Water Outlet Sensor Characteristic 10 0 10 20 30 40 50 50 60 70 80 90 100 110 120 40 30 10 20 0 Temperature C Resistance K No No Yes Yes Check the CN TH3 connector connnection Turn OFF the power Che...

Page 282: ...he outdoor air temperature sensor Is the measured resistance of the outdoor air temperature sensor matches the value specified in its characteristic chart Defect in outdoor air temperature sensor Repl...

Page 283: ...er Outlet Sensor Characteristic 10 0 10 20 30 40 50 50 60 70 80 90 100 110 120 40 30 10 20 0 Temperature C Resistance K No No Yes Yes Check the CN TH1 connector connnection Turn OFF the power Check th...

Page 284: ...door compressor temperature sensor Plug out connector from the outdoor unit PCB Measure the resistance of the outdoor compressor temperature sensor For safety reason and to prevent component breakdown...

Page 285: ...al fluctuation AC power supply abnormal surge Defect in PFC circuitry Replace the outdoor unit PCB YES 280Vdc Defect in outdoor fan motor Replace outdoor fan motor NO Defect in compressor Replace comp...

Page 286: ...ure sensor Plug out connector from the outdoor unit PCB Measure the resistance of the outdoor heat exchanger temperature sensor Defect in outdoor heat exchanger temperature sensor Replace the outdoor...

Page 287: ...hart When abnormality indication starts again Check the outdoor discharge pipe temperature sensor Plug out connector from the outdoor unit PCB Measure the resistance of the outdoor discharge pipe temp...

Page 288: ...r Outlet Sensor Characteristic 10 0 10 20 30 40 50 50 60 70 80 90 100 110 120 40 30 10 20 0 Temperature C Resistance K No No Yes Yes Check the CN TH1 connector connnection Turn OFF the power Check the...

Page 289: ...Technical Graph for Temp vs Current and Pressure In forced cooling check suction ressure versus running current Running current and suction pressure is very low Compressor Lack Compression Replace Co...

Page 290: ...the capacitor Ensure that the capacitor has discharged sufficiently before proceeding with repair work Failure to heed this caution may result in electric shocks 26 1 To Remove Front Plate and Top Pl...

Page 291: ...ut of Pressure Gauge 26 3 To Remove Remote Control 1 Remove the top case from the bottom case Bottom case Flat blade screwdriver Insert the driver and slightly turn Disconnect the remote controller wi...

Page 292: ...RCCB RCCB 2 Disconnect lead wires Black and White from the RCCB 26 5 To Remove Electronic Controller 1 Disconnect all connectors from main PCB CN FLWSEN CN PUMP1 CN TH1 CN TH2 CN TH3 CN OLP1 CN1 CN2 C...

Page 293: ...hen reinstall Flow Switch ensure the arrow on the flow switch is parallel with the pipe shaft and is facing in the direction of flow During reinstall Air Purge Valve Make sure plug is fully close in c...

Page 294: ...pipe connection 4 Remove 4 screw from bracket 1 Disconnect the connector CN OLP1 from the Electronic Controller and detached the lead wire HT1 L3 Red and AC2 L3 Black 26 9 To Remove Water Filter 1 Tu...

Page 295: ...aution may result in electric shocks 27 1 Indoor Electronic Controller Removal Procedures 1 Remove the 1 screw of the Rain Cover Screw Rain Cover Fig 1 2 Remove the 5 screws of the Control Board Cover...

Page 296: ...with repair work Failure to heed this caution may result in electric shocks 28 1 Outdoor Unit Removal Procedure Caution When handling electronic controller be careful of electrostatic discharge 28 1...

Page 297: ...move the particular plate remove the 3 screws Fig 3 4 Remove the particular plate remove the 5 screws Fig 4 28 1 3 Removing the Cabinet Front Plate 5 Remove the cabinet front plate remove the 7 screws...

Page 298: ...and others 8 Release the Control P C Board tab to remove the Control P C Board Fig 7 28 1 5 Removing the Propeller Fan and Fan Motor 9 Remove the propeller fan by removing the nut turning clockwise a...

Page 299: ...6 800 7 500 8 200 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 1 2 3 4 5 6 7 8 9 10 11 12 1 400 1 600 1 800 2 000 2 200 2 400 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 1 2 3 4 5 6 7 8 9 10 11 12 29 2 Heating Cap...

Page 300: ...1WF3E 30 1 Fan Performance S 71WF3E Cooling IVDS AF Power level dB dB A Heating IVDS AF Power level dB dB A Hi 960 22 70 57 00 34 00 960 22 70 57 00 34 00 Me 800 19 80 800 19 80 Lo 640 15 00 49 00 26...

Page 301: ...l i n e Lim it line Limit line Limit line H M L H M L 0 20 40 60 80 100 120 140 160 180 15 20 25 30 Airflow Volume m3 minute External static pressure Pa External static pressure 130Pa 50Pa L i m i t l...

Page 302: ...47 2 51 5 85 2 51 6 42 2 51 31 2 Air Heat Mode Performance Data Unit setting Standard piping length Hi Fan Heat mode at 30 C Voltage 230V 50Hz Indoor Air Temp C Outdoor Air Temp C 16 15 15 14 10 9 7...

Page 303: ...UIT NOISE FILTER CIRCUIT COMMUNICATION CIRCUIT RECTIFICATION CIRCUIT BL W 230V 30A 40A I n 30mA POWER SUPPLY 1 Single phase AC230V 50Hz POWER SUPPLY 2 Single phase AC230V 50Hz L N BL W ELCB 230V 30A I...

Page 304: ...bly and replacement The non numbered parts are not kept as standard service parts 55 63 74 9 96 5 97 78 67 76 62 68 48 49 59 6 4 7 14 16 65 66 10 73 11 12 31 70 54 52 20 47 69 50 44 58 56 43 42 2 57 7...

Page 305: ...PLETE CN TH1 1 ACXA50C18190 20 SENSOR COMPLETE CN TH3 1 ACXA50C18200 21 CABINET SIDE PLATE L 1 ACXE04 12760A 22 CABINET SIDE PLATE R 1 ACXE04 12770A 23 CABINET REAR PLATE 1 ACXE02 03020 24 HANDLE 2 AC...

Page 306: ...ARTICULAR PLATE 1 ACXD90 26060 62 TUBE ASSY COMPLETE 1 ACXT00C32681 63 PACKING 1 CWB811224 64 RETAINING RING 1 ACXH58 00370 65 TUBE ASSY COMPLETE 1 ACXT00C32692 66 PACKING 1 CWB811179 67 TUBE ASSY COM...

Page 307: ...T251032 101 FLARE NUT 1 4 1 CWT251063 102 INDICATION LABEL 1 ACXF71 03400 103 ACCESSORY COMPLETE 1 ACXH82C04160 104 ACCESSORY COMPLETE L TUBE 1 ACXH82C21740 105 L TUBE 1 CWH5850080 106 PACKING 1 CWB81...

Page 308: ...are not kept as standard service parts O I I I 64 51 54 74 65 50 52 20 58 40 42 71 38 72 39 66 43 47 53 48 55 44 14 13 4 13 25 24 23 26 34 70 68 22 56 37 11 2 5 7 9 17 28 73 12 45 46 41 21 6 8 10 1 2...

Page 309: ...ETE 1 ACXE04C06580 21 FIXED INDUCTORS 1 G0C153K00011 22 HIGH VOLTAGE POWER SUPPLIES VO 600V 1 N0GE1E000011 23 LEAD WIRE COMPLETE 1 ACXA60C79150 24 LEAD WIRE COMPLETE 1 ACXA60C79090 25 LEAD WIRE COMPLE...

Page 310: ...STYRENE COMPLETE 1 ACXG07C00781 61 WIRE SPRING 1 CWH722020 62 FLEXIBLE PIPE 1 CWH851211 64 OPERATING INSTRUCTION 1 ACXF55 32380 65 INSTALLATION INSTRUCTION 1 ACXF60 45201 66 DRAIN NOZZLE 1 ACXH41 0060...

Page 311: ...14 16 17 18 19 20 22 23 23 24 25 26 27 28 31 33 34 35 79 78 36 38 39 40 41 43 44 45 47 49 50 51 52 53 54 55 56 58 58 58 59 60 72 82 83 73 86 74 75 76 77 80 81 83 82 84 21 21 22 85 Note The above explo...

Page 312: ...ALVE 3 CWB051029 23 4 WAYS VALVE 2 ACXB00 01470 24 DISCHARGE MUFFLER 2 ACXB12 00650 25 HEATING PRESSURE SWITCH 1 ACXA10 00640 26 FLARE NUT 1 4 2 CWT251030 27 FLARE NUT 3 8 2 CWT251032 28 SOUND PROOR M...

Page 313: ...INSTALLATION INSTRUCTION 1 ACXF60 45850 68 INSTALLATION INSTRUCTION 1 ACXF60 45860 69 INSTALLATION INSTRUCTION 1 ACXF60 45870 70 INSTALLATION INSTRUCTION 1 ACXF60 45880 71 INSTALLATION INSTRUCTION 1 A...

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