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Panasonic WH-MXC16G9E8, Service Manual, Page: 130 / 147

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Panasonic WH-MXC16G9E8 Service Manual Download Page 130

130 

17.  Disassembly and Assembly Instructions 

 

  

WARNING

 

High Voltage are generated in the electrical parts area by the capacitor. Ensure that the capacitor has discharged 

sufficiently before proceeding with repair work. Failure to heed this caution may result in electric shocks.

 

 

  

WARNING

 

Be sure to switch off all the power supply before performing each of the below action.

 

17.1  To Remove The Cabinet Front Plate 

 

 

17.2  To Remove The Cabinet Top Plate 

 

 

Summary of Contents for WH-MXC16G9E8

Page 1: ...non technical individuals of potential dangers in attempting to service a product Products powered by electricity should be serviced or repaired only by experienced professional technicians Any attempt to service or repair the product or products dealt with in this service information by anyone else could result in serious injury or death PRECAUTION OF LOW TEMPERATURE In order to avoid frostbite b...

Page 2: ...3 1 Protection Control for All Operations 77 13 2 Heat Exchanger HEX Protection Control 79 13 3 Protection Control for Heating Operation 80 13 4 Protection Control for Cooling Operation 82 14 Servicing Mode 83 14 1 Remove The Cabinet Front Plate 83 14 2 Remove The Cabinet Top Plate 83 14 3 Test Run 83 14 4 Proper Pump Down Procedure 84 14 5 How To Adjust Water Flow Rate 84 14 6 Expansion Vessel Pr...

Page 3: ...re 3 Do not tie up the power supply cord into a bundle by band Abnormal temperature rise on power supply cord may happen 4 Do not insert your fingers or other objects into the unit high speed rotating fan may cause injury 5 Do not sit or step on the unit you may fall down accidentally 6 Keep plastic bag packaging material away from small children it may cause suffocation 7 Do not use pipe wrench t...

Page 4: ...o bloc unit 2 Do not release refrigerant during piping work for installation re installation and during repairing a refrigeration parts Take care of the liquid refrigerant it may cause frostbite 3 Make sure the power supply cord does not contact with hot part i e water piping High temperature may cause insulator of power supply cord damage hence electrical shock or fire 4 Do not touch the sharp al...

Page 5: ...A kg oz 2 35 82 9 Compressor Type Hermetic Motor Rotary Motor Type Brushless 4 poles Rated Output kW 4 76 Fan Type Propeller Fan Material PP Motor Type DC 8 poles Input Power W Output Power W 60 Fan Speed rpm Cooling 680 Top Fan 720 Bottom Fan Heating 580 Top Fan 620 Bottom Fan Heat Exchanger Fin material Aluminium Pre Coat Fin Type Corrugated Fin Row Stage FPI 2 51 19 Size W H L mm 898 8 1295 4 4...

Page 6: ... Differential kPa Cooling 40 0 Heating 64 0 Water Pipe Diameter Inlet mm inch 30 1 3 16 Outlet mm inch 30 1 3 16 Water Drain Hose Inner Diameter mm inch 15 00 19 32 Pump Motor Type DC Motor No of Speed 7 software selection Input Power W 109 Hot Water Coil Type Brazed Plate No of Plates 52 Size H W L mm 93 120 376 Water Flow Rate l min m3 h Cooling 35 0 2 1 Heating 45 9 2 8 Pressure Relief Valve Wa...

Page 7: ...ner protector to protect compressor Serviceability Improvement o Breakdown Self Diagnosis function o System Status Check Buttons for servicing purpose o System Service Mode Button for servicing purpose o Front maintenance design for Mono bloc unit Operation Condition Water outlet temperature C Ambient temperature C COOLING Maximum 20 43 Minimum 5 16 HEATING Maximum 55 35 Minimum 25 20 NOTICE When ...

Page 8: ...8 4 Location of Controls and Components 4 1 Mono Bloc Unit Air inlet rear Air outlet Air inlet side Handle 2 pieces front and 2 pieces behind Cabinet Front Plate Top Plate ...

Page 9: ...thout cabinet top plate Optional cord cable 2 way valve cable 3 min 0 5mm 3 way Valve cable 3 min 0 5mm Booster Heater cord 3 min 1 5mm Room Themostat cable 4 or 3 min 0 5mm Tank OLP cable 2 min 0 5mm Tank Sensor cable 2 min 0 3mm External Controller cable 2 min 0 5mm Solar Three way Valve cable 3 min 0 5mm Solar Pump Station cable 2 min 0 5mm Type designation 60245 IEC 57 or heavier cord cable Re...

Page 10: ...ion Auto Mode OFF ON Indicator This icon indicates auto mode OFF ON operation Solar Display This LCD show the solar display Caution Tank Temperature above 60 C Indicator This LCD show the Caution display Timer Clock Setting Display This LCD show the weekly schedule timer setting and clock display Outdoor Ambient Temperature Display This LCD show the outdoor ambient temperature Water Outlet Tempera...

Page 11: ...on To reduce the heater power if unnecessary Options of kW vary depending on the model 9 kW 3 kW 6 kW 9 kW 3 Water System Freeze Prevention To activate or deactivate the water freeze prevention when the system is OFF YES 4 Tank Connection To select whether or not to connect to the optional water tank unit Note If NO is selected menus 5 to 15 are skipped NO 5 Solar Priority To select the use of sol...

Page 12: ... The base pan heater activates when outdoor ambient temperature is 5 C or lower A YES YES YES A NO NO NO B 18 1 2 Cool Outdoor Temperature setting To set the outdoor ambient temperature for the AUTO mode to change from HEAT to COOL 15 C 19 1 2 Heat Outdoor Temperature setting To set the outdoor ambient temperature for the AUTO mode to change from COOL to HEAT 10 C 20 Dry Concrete During constructi...

Page 13: ...re shown on the display User Select operation mode Press to select operation mode AUTO Depending on the preset outdoor temperature the system selects HEAT or 1 COOL operation mode AUTO TANK Depending on the preset outdoor temperature the system selects HEAT TANK or 1 COOL TANK operation mode HEAT r e h t i e s i n o i t a r e p o T A E H r o o l f l e n a p e h T turned ON or OFF The mono bloc uni...

Page 14: ...ther menus User Checking the temperature range 1 Press and hold for 5 seconds to enter the temperature range setting mode 2 Press or to select a menu Press to exit Menu Default setting Temperature setting Display Setting of low outdoor ambient temperature HEAT Setting of high outdoor ambient temperature Setting of water outlet temperature at low outdoor ambient temperature 55 C Setting of water ou...

Page 15: ...VICE and STATUS indicators are ON The system will shift the temperature within water outlet temperature range User Holiday mode By setting the day s in holiday mode it promotes energy saving while you are on holiday and enables the system to resume at the preset temperature after your holiday Ensure that the system is OFF before setting The system will resume operation automatically at 00 00 am af...

Page 16: ...de and press to enter day setting 2 Press or until your desired day is shown press to confirm your selection 3 Press or to check the set programmes To modify current timer programme or add new timer programme 1 s p e t s m r o f r e P 1 to 7 of Weekly timer setting to modify existing timer programme or add any timer programme To cancel current timer programme 1 Press to enter day 2 Press or until ...

Page 17: ... shows 3 Press Press to select day or to set the desired temperature 4 Press to confirm the selection 5 Repeat step 3 and 4 to set other days and temperature Press to exit To Reset the Remote Control to Default Setting 1 Press continuously for 5 seconds The operation is off during this period 2 The display shows for 2 seconds for confirmation After 2 seconds it goes to normal display ...

Page 18: ...18 5 Dimensions 5 1 Mono Bloc Unit 579 400 356 154 1410 615 426 5 175 275 413 30 c c 70 277 320 152 1283 256 30 293 318 5 50 45 45 45 83 5 Unit mm Top View Front View Back View Side View Side View ...

Page 19: ...urge Valve Water Flow Switch Water Pump Water Inlet Connect to Sanitary Tank Water Outlet Connect to Sanitary Tank Drain Refrigerant Cycle Heating Water Cycle Heat Exchanger Heat Exchanger Strainer Strainer Subcooler Receiver 4 Way Valve 2 Way Valve Gas Side 3 Way Valve Liquid Side 3 Way Valve Pressure Switch High Pressure Sensor Compressor Discharge Temp Sensor Compressor Tank Temp Sensor Compres...

Page 20: ...Outlet Mono bloc Unit Remote Control Room Thermo Optional Fan Coil Unit Heating Cooling Panel Heater Unit Heating Floor Heating Panel Heating Cold Water Supply Connect to Mono bloc Unit Terminal Board Water System 3 Way Valve 2 Way Valve OLP Heater 1 3kW THs Sanitary Tank Solar Unit Optional THt HEX Indoor Side ...

Page 21: ...ER RY HT2 RY HOT FUSE201 FUSE202 FUSE203 1 2 3 4 5 NOISE FILTER 4 WAY VALVE RCCB L1 FUSE2 M 1 L2 L3 N RCCB L1 L2 L3 N M 1 M 1 RY BOOSTER FUSE1 SOLAR SC WATER PUMP M RY HT L1 RY HT L2 RY HT L3 NOISE FILTER WATER PUMP CIRCUIT NOISE FILTER NOISE FILTER BACKUP HEATER BACKUP HEATER 2 WAYS VALVE 3 WAYS VALVE SOLAR 3 WAYS VALVE RY V3 RY V2 RY V201 POWER SUPPLY 1 3 phase AC400V 50Hz POWER SUPPLY 3 3 phase...

Page 22: ...OISE FILTER CIRCUIT SW201 GROUNDING LA1 LA2 LA3 N SURGE PROTECTION CIRCUIT RCCB BL BL BL GR 400V 25A l n 30mA GROUNDING BACKUP HEATER POWER SUPPLY 2 3 phase AC400V 50Hz LB1 LB2 LB3 N OLP 80 3 C BR 2 BR OLP 80 3 C O O OLP 80 3 C 3 3 2 1 1 2 3 4 1 2 3 4 1 R BL R O Y BR B W FUSE2 20A 500V SIGNAL DETECTION CIRCUIT B B OLP 80 3 C 1 2 CN FLOW YLW CN TH1 WHT CN TH3 WHT CN TH2 WHT CN OLP2 WHT CN RCV2 WHT ...

Page 23: ... MAGNETIC COIL MAIN EXPANSION VALVE DISCHARGE TEMP SENSOR THERMISTOR 2 6 W 1 1 2 CN TH2 BLUE CN EV1 WHITE CN FM1 WHITE CN FM2 RED CN PSW1 BLUE 1 2 CN TH1 WHITE 1 4 LOWER FAN MOTOR UPPER FAN MOTOR 3 ELECTRONIC CONTROLLER MAIN ELECTRONIC CONTROLLER NF ELECTRO MAGNETIC COIL 2 WAY VALVE ELECTRO MAGNETIC COIL 4 WAY VALVE COMPRESSOR CRANKCASE HEATER 32 U V W A2 31 R S T A1 4 8 1 2 6 0 M M ELECTRO MAGNET...

Page 24: ...L R O Y BR B W FUSE2 20A 500V SIGNAL DETECTION CIRCUIT CN RCV2 WHT CN V3 GRN 1 NOISE FILTER CIRCUIT G 1 4 5 6 7 W BL BL BR R B W BL BR R B RECTIFICATION CIRCUIT M RECTIFICATION CIRCUIT G08 GRN G WATER PUMP CIRCUIT BL R GR GR 1 3 5 1 3 5 7 O O BL 18 17 16 15 14 13 Y R W W BL BL W BR BR B Y R 12 11 10 2 WAY VALVE N OPEN CLOSE 3 WAY VALVE N OPEN CLOSE 9 8 7 SIGNAL DETECTION CIRCUIT TERMINAL BOARD TER...

Page 25: ...µ 25V C74 10µ 50V R392 200k R172 5 11k 1 R170 10 0k 1 VccFM VccFM PC10 G4 5V 4 1 3 2 R370 C185 0 047µ 25V R376 7 5k R375 200k R374 5 11k 1 5V R358 20k C169 220µ 10V C213 1µ 16V CN TH3 BLACK R397 7 50k R398 7 50k 13V CN TH1 WHITE 1 2 3 4 AIR TEMP SENSOR 15kΩ 3950 OUTDOOR PIPE TEMP SENSOR 4 96kΩ 3800 t t 5V C46 1µ 6 3V C45 1µ 6 3V R100 15 0k 1 R101 7 50k 1 BYPASS EXIT TEMP SENSOR 4 96kΩ 3800 HIGH PR...

Page 26: ...10 1 Water System 10 1 1 Main Printed Circuit Board CN TH1 CN SOLAR CN FLOW CN THERMO G05 DATA G07 AC1 L3 AC1 N G01 AC1 L1 AC1 L2 G04 CN OLP1 CN T1 CN TH2 CN TH3 CN OLP2 CN REMOTE2 CN PUMP2 G08 CN RCV2 CN V3 G03 CN PWR CN V2 CN HT ...

Page 27: ...27 10 1 2 Solar Printed Circuit Board Optional ...

Page 28: ...28 10 2 Refrigerant System 10 2 1 Main Printed Circuit Board CN TH3 CN HT2 CN V1 CN HOT CN HT1 CN TH2 CN TH1 CN PSW1 CN RY1 CN HPS CN RY2 CN FM1 CN FM2 CN DIS CN EV1 CN EV2 ...

Page 29: ...29 10 2 2 Noise Filter Printed Circuit Board FG202 FG203 N IN L3 IN FG201 L1 IN L2 IN L2 OUT L1 OUT L3 OUT N OUT ...

Page 30: ...mension Diagram Front view Bottom view Rear view 50 83 5 45 45 45 24 5 273 400 980 150 28 413 275 175 320 1283 39 1410 1340 20 Water Outlet Pipe Water Inlet Pipe 3 0 0 m m o r m o r e 300mm or more 1000m m or m ore 100mm or more Drain hose connector ...

Page 31: ...out cabinet top plate Optional cord cable 2 way valve cable 3 min 0 5mm 3 way Valve cable 3 min 0 5mm Booster Heater cord 3 min 1 5mm Room Themostat cable 4 or 3 min 0 5mm Tank OLP cable 2 min 0 5mm Tank Sensor cable 2 min 0 3mm External Controller cable 2 min 0 5mm Solar Three way Valve cable 3 min 0 5mm Solar Pump Station cable 2 min 0 5mm Type designation 60245 IEC 57 or heavier cord cable Remo...

Page 32: ...If Mono bloc unit installed near sea region with high content of sulphur or oily location e g machinery oil etc it lifespan maybe shorten When installing the product in a place where it will be affected by typhoon or strong wind such as wind blowing between buildings including the rooftop of a building and a place where there is no building in surroundings fix the product with an overturn preventi...

Page 33: ...pipes appropriately might cause the unit malfunction Diagram 3 1 Typical Water Piping Installation Room Thermostat Field supply 3 way Valve Kit Complete with Tank Unit 2 way Valve Kit Field supply Fan Coil Unit Radiator Floor Heater Water Outlet Water Inlet Mono Bloc Unit External Filter Field supply Tank Unit 3 way Valve Kit Field supply Solar Pump Station Field supply Space cooling can be achiev...

Page 34: ...r 5 min 1 5 mm2 12 14 16kW models type designation 60245 IEC 57 or heavier cord to the RCCB and to the other end of the cord to isolating device Disconnecting means 2 To avoid the cable and cord being damaged by sharp edges the cable and cord must be passed through a bushing located at the right hand side of the mono bloc unit before being connected to the terminal block The bushing must be used a...

Page 35: ...Supply Accessories table for details Valve cable shall be 3 min 0 5 mm2 of type designation 60245 IEC 57 or heavier or similarly double insulation sheathed cable note Shall be CE marking compliance component Maximum load for the valve is 9 8VA 5 Three way Valve shall be spring and electronic type refer to Field Supply Accessories table for details Valve cable shall be 3 min 0 5 mm2 of type designa...

Page 36: ... min 0 5 mm2 of double insulation PVC sheathed or polychloroprene sheathed cable Strongly recommended install with maximum length of 10 meter only Terminals on the Mono bloc unit Three way Valve Cable Two way Valve Cable Solar Pump Station Cable External Controller Cable Booster Heater Cord Room Thermostat Cable Tank OLP Cable Solar Three way Valve Cable Tank Sensor Cable Lead wire cord CLOSE CLOS...

Page 37: ... cause the set to fall fire or electrical shock If passing the remote control cable through a wall be sure to install a water trap above the cable Otherwise it will cause the electrical shock CAUTION Install in a flat surface to avoid warping of remote control else damage to the LCD case or operation problems may result Avoid installing the remote control cable near refrigerant pipes or water pipe...

Page 38: ...e control lower case 3 Secure the lower case to an outlet box or wall Refer to A or B instructions below depending on your choice of cable installation 4 Be sure to use only the screws provided 5 Do not over tighten the screws as it may result in damage to the lower case A If Remote Control Cable Is Embedded 1 Embed an outlet box JIS C 8336 into the wall Outlet box may be purchased separately Medi...

Page 39: ...ded Left feeding out position Lower case Top feeding out position Remote control cable 2 Notches Connector CON1 Upper case Upper case Lower case Tabs Right feeding out 11 4 6 Connecting The Remote Control Cable To Mono Bloc Unit WARNING Be sure to turn off the main power before installing and connecting the remote control Otherwise it will cause the electrical shock 1 Remove the cabinet front plat...

Page 40: ...ve The Cabinet Top Plate Mounting screws Mounting screws Mounting screws 8 9 8 9 8 9 11 5 1 Disposal of Mono Bloc Unit Drain Water When a Drain elbow is used please ensure to follow below o The unit should be placed on a stand which is taller than 50mm o Cover the 8 holes ø20mm with Rubber cap refer to illustration below o Use a tray field supply when necessary to dispose the Mono bloc unit drain ...

Page 41: ...upplied to the unit 12 1 2 Heating Operation 12 1 2 1 Thermostat Control Compressor is OFF when Water Outlet Temperature Internal Water Setting Temperature 2 C for continuously 3 minutes Compressor is ON after waiting for 3 minutes if the Water Outlet Temperature Water Inlet Temperature temperature at thermostat OFF is triggered 3 C 12 1 2 2 Thermostat Control Outdoor Ambient Temperature Stops pro...

Page 42: ...HeatPump Thermo On On Off ID Water Pump Backup Heater On Off Backup Heater Startup Timer Heater On Heater Off Heater Off Heater On Timer for backup heater to on back from previous off Backup Heater Startup Timer On Off Solar 3 way valve Open Close 2 ways valve On Off Solar Request Heat Pump ...

Page 43: ...de Operation 1 3 ways valve control o 3 ways valve switch and fix to cooling side 2 Heat pump operates follow normal cooling operation 3 Back up heater DOES NOT operate during cool mode 4 Solar 3 way valve operates follow solar operation specification 5 2 ways valve control o 2 ways valve is closed Cool Mode Operation Time Chart Mode On HeatPump Thermo Off HeatPump Thermo On On Off On Off 3 ways v...

Page 44: ...perature Judgement control o If outdoor ambient temperature Heat to Cool Set Temperature unit will operate in Heat Mode or else the unit will operate in Cool Mode o If current operation is Cool mode outdoor ambient temperature Cool to Heat Temperature unit will maintain Cool mode operation or else the unit will operate Heat mode o If current operation is Heat mode outdoor ambient temperature Heat ...

Page 45: ...tlet Thermo Condition o Heat pump THERMO OFF TEMP 1 Heat pump THERMO OFF TEMP 53 C 4 C 2 Water outlet temperature Heat pump THERMO OFF TEMP for continuous 3 minutes heat pump OFF o Heat pump THERMO ON TEMP 1 Heat pump THERMO ON TEMP Water inlet during thermo OFF time 3 C 2 Heat pump ON back when water outlet temperature Heat pump THERMO ON TEMP Water Inlet Thermo Condition o Heat pump THERMO OFF T...

Page 46: ...nk Mode Solar Priority is not set On Off On Off 3 ways valve ID Water Pump On Off Solar request On Off Solar 3 way valve On Off Booster Heater On Off Heat Pump Timer for Booster heater turn On back from previous off Booster Heater Delay Time HeatPump Thermo Off Tank Thermo Off Tank Thermo On Solar 3 way valve off eventhough solar request on due to heat pump operates ...

Page 47: ...condition Tank temperature Tank THERMO OFF TEMP for continuous 10 seconds OR Solar Valve ON Under Solar Priority Not Set condition Tank temperature Tank THERMO OFF TEMP for continuous 10 seconds Judge only after heat pump THERMO OFF THERMO ON and THERMO OFF point refer to case below Operation condition when 3 ways valve switch to tank side Tank water set temperature tank set temperature or 50 C wh...

Page 48: ...t condition o When solar request ON solar valve will ON turn OFF heat pump and water pump and switch 3 ways valve to room side o THERMO ON TEMP 1 THERMO ON TEMP Heat pump tank target temperature 2 C 2 If tank temperature THERMO ON TEMP AND External Room Thermo OFF AND Solar 3WV OFF switch to tank side Turn ON heat pump after water pump turns ON for 3 minutes 3 Backup heater control o During Extern...

Page 49: ...49 Heat Tank Mode Heating priority set Under Solar Priority Set Condition Under Solar Priority Not Set Condition ...

Page 50: ...F AND Tank THERMO ON TEMP End Room Interval OR Switch to tank heat up interval and start counting tank heat up timer when tank temperature THERMO ON TEMP THERMO ON TEMP is defined Tank thermo ON OFF condition below o During tank heat up interval Heat pump tank target temperature Tank set temperature or 50 C whichever lower Heat pump Water Outlet set temperature is set to 53 C during tank interval ...

Page 51: ... interval timer finish AND External Room Thermo ON OR Only when this condition occur at tank side before tank temperature thermo OFF switch to room side compulsory and continue until complete room heat up interval and switch back to tank side 2 Fulfill Tank thermo OFF condition 3 Backup heater control o During heating heat up interval Follow normal back up heater control operation o During tank he...

Page 52: ...eating interval timer not yet completed when tank temperature drop and tank termo on Turn to room heating interval compulsory and heat up room for the heating interval timer after xxx time of short heating time After room heating interval timer if tank thermo off heat pump will continue at room side Turn to heating side and run room heating interval compulsory as well if tank temperature cannot ac...

Page 53: ...m thermo OFF Heat pump OFF at room side when room thermo OFF and high tank temp Booster heater OFF after achieve tank temp On Off On Off 3 ways valve On Off Room Thermo On Off Backup Heater On Off Booster Heater Water Pump On Off On Off Solar Valve On Off 2 ways valve On Off Solar Request Heat Pump T1 T2 T2 T1 T1 T2 T2 T1 Back up heater delay time T2 Booster heater delay time ...

Page 54: ... Request Heat Pump Start with tank mode first Tank thermo OFF End T1 T2 T1 T2 T1 T2 T2 Go in room interval only after solar OFF Heat pump thermo OFF Heat pump OFF at room side when room thermo OFF and high tank temp Solar request ON Booster heater OFF after achieve tank temp Solar valve close when heat pump switch to tank Room thermo OFF Switch to tank heat up when room thermo OFF T1 Back up heate...

Page 55: ...ar Priority Set condition Tank temperature Tank THERMO OFF TEMP for continuous 10 seconds OR Solar Valve ON Under Solar Priority Not Set condition Tank temperature Tank THERMO OFF TEMP for continuous 10 seconds THERMO ON and THERMO OFF point refer to case below Operation condition when 3 ways valve switch to tank side Tank water set temperature tank set temperature or 55 C whichever lower Heat Pum...

Page 56: ... Condition o When solar request ON solar valve will ON and switch 3 ways valve to room side o THERMO ON TEMP 1 THERMO ON TEMP Heat pump tank target temperature 2 C 2 If tank temperature THERMO ON TEMP AND External Room Thermo OFF AND Solar 3WV OFF switch to tank side 3 Backup heater control o Back up heater does not operate at Cool Tank Mode 4 Booster heater control o Booster heater ON OFF follow ...

Page 57: ...THERMO ON TEMP THERMO ON TEMP is defined from following tank thermo ON OFF condition b During tank heat up interval Tank water set temperature tank set temperature or 55 C whichever lower Heat Pump Water Outlet set temperature is set to 53 C Initial Tank THERMO ON TEMP heat pump tank target temperature 2 C Tank Thermo ON OFF characteristic o THERMO OFF TEMP 1 THERMO OFF TEMP Tank water set tempera...

Page 58: ...om side is compulsory and continue until complete cooling interval and switch back to tank side 2 Fulfill case 1 of thermo OFF condition 3 Backup heater control a Backup heater does not operate at Cool Tank Mode 4 Booster heater control a During cooling interval o Booster heater ON OFF according to booster heater operation control b During tank heat up interval o Once switch from cooling interval ...

Page 59: ...e by control panel setting Outdoor Temp Water Temp H2O HI H2O LO OUT LO OUT HI outdoor ambient set temperature outdoor ambient set temperature OUT LO Low outdoor ambient set temperature OUT HI High outdoor ambient set temperature H2O LO Water outlet set temperature at low H2O HI Water outlet set temperature at high Outdoor temperature is updated every 30 minutes when operation ON Setting water out...

Page 60: ... temperature Outdoor Temp Water Temp H2O HI 5 0 Shift value 5 H2O LO OUT LO OUT HI OUT LO Low outdoor ambient set temperature OUT HI High outdoor ambient set temperature H2O LO Water outlet set temperature at low outdoor ambient set temperature H2O HI Water outlet set temperature at high outdoor ambient set temperature Shift value Setting water temperature thermo shift 12 1 10 Outdoor Fan Motor Op...

Page 61: ... the water pump and the compressor will be OFF permanently and OFF ON control panel LED will blink H62 error occurs When error happens the power has to be reset to clear the error If there is no error indication the water pump shall be continuously running The water pump will remain ON when compressor OFF due to thermostat OFF setting is reached Water pump must always operate during heating mode d...

Page 62: ...type the water flow rate can be adjusted by control panel 1 Press SERVICE button for 5 seconds 2 Press button to enter menu S02 and press SET button 3 Press SELECT button then press button to change SPEED and press SET to confirm 4 Press OFF ON button to quit setting 0 10 13 20 30 40 50 60 70 1 2 3 4 5 6 7 110 120 130 100 90 80 70 60 50 40 30 20 10 0 WATER FLOW RATE L min EXTERNAL STATIC PRESSURE ...

Page 63: ...press SET S W to start water pump only operation 3 way valve turn OFF and 2 way valve turn ON Water pump will stop operation when H62 is triggered Press the OFF ON button to stop the water pump only operation 12 3 Pump Down Operation Service Mode 01 Purpose Ensure the pump down operation when relocating or disposing of the unit The pump down operation will extract all refrigerant from the piping i...

Page 64: ...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 to normal mode 10s Flow SW ON Pump ON Pump OFF 10 mins Water In 80 C for 10s 12 6 Auto Restart Control 1 When the power supply is cut off during the operation of Air to Water Heatpump the compressor w...

Page 65: ...top Condition a When outdoor set temperature outdoor set temperature 2 C for continuous 15 secs OR b When water out temp water set temperature 2 C for continuous 15 secs OR c Heater switch is Off OR d Heatpump thermo off or OFF condition 2 Force Heater Mode o Heater On condition a After water pump operate 9 mins b When water outlet temperature water set temperature 8 C c 20 minutes since previous ...

Page 66: ... TIMER can be set by control panel 12 10 Base Pan Heater Control Optional To enable the base pan heater function control panel initial setting has to be manually adjusted by activating Base Pan Heater menu There are 2 optional start condition can be selected Type A or Type B Control details 1 Type A Default Auto Mode Start conditions o When outdoor air temperature 3 C during heating and deice oper...

Page 67: ...e 0 C Booster heater ON Temp Sterilization set temperature 7 C o Sterilization timer which set by control panel will start count after tank achieve sterilization set temperature o Target tank temperature will set back to normal tank set temperature Tank heater control is not affected by solar pump when solar priority set 12 12 Quiet Operation Purpose o To provide quiet operation compare to normal ...

Page 68: ...w conditions is fulfilled o Outdoor ambient temperature 4 C o During 5 C outdoor ambient temp 4 C After water pump ON for 4 minutes and water inlet temp 8 C Else shift to back up heater anti freeze control o During outdoor ambient temp 5 C After water pump ON for 4 minutes and water inlet outlet 20 C Else shift to back up heater anti freeze control However if flow switch is abnormal H62 then water...

Page 69: ...condition a 3 way valve stops operating when No power supply to unit OR There is NO operation request from solar pump station OR Tank hot water temp is above solar off upper limit temp 80 C heat pump OFF OR operate to room side when solar pump operate during solar priority set booster heater OFF when solar pump operate during solar priority set When solar priority is NOT SET 1 Operation condition ...

Page 70: ...70 Solar Operation Chart in different mode and condition Tank Mode Solar Priority SET condition Tank Mode Solar Priority NOT SET condition ...

Page 71: ...l Booster heater Off as solar 3 way valve On Booster heater On as solar 3 way valve Off After heating cooling interval stand by to go in tank side after solar 3 way valve request off and fulfil tank therno on heat pump T1 Heat Tank Mode Heating Priority NOT SET Solar Priority NOT SET condition T1 Heating T2 Tank interval T3 Booster heater delay timer tank side 3 way valve room side Heatpump On Off...

Page 72: ...ff Booster heater Solar request Solar 3 way valve On Off On Off On Off Room Side On Off On Off Booster heater Thermo Off Booster heater Off due to solar 3 way valve on Solar priority set Solar priority not set Solar priority set Solar priority not set Solar off due to upper limit ...

Page 73: ... cool model Indoor Unit 9 L label 10 11 12 L1 label L2 label 9 Terminal Bord No Wire Connection and thermo characteristic of Siemen RAA20 Setting L Y1 H Heat Thermo L Y2 C Cool Thermo Set Temp Actual Temp Open Circuit OFF Short Circuit ON Set Temp Actual Temp Short Circuit ON Open Circuit OFF Cooling Heating Siemen RAA20 Connect only heating line for heating only model And connect both heating and...

Page 74: ... No M L NC 6 N1 5 N2 4 M L NO 6 N1 5 N2 4 6 AC230V During pump down and force mode fix 3 ways valve in close condition Recommended Parts SFA 21 18 Siemens 12 17 Two Ways Valve Control Functionality of 2 ways valve Use to allow hot water to floor heating panel or block cold water to floor heating panel Control contents 1 When indoor running in heat mode OPEN the 2 ways valve 2 When indoor running i...

Page 75: ...itch Control Panel OFF ON Control Panel Power LED System Status ON ON ON ON ON OFF OFF OFF OFF ON ON OFF OFF OFF OFF OFF REMOTE ON ON ON ON OFF OFF UNIT OFF OFF OFF ON CONTROLLER During EXTERNAL SW OFF display EXT SW OFF LED REMOTE CONTROLLER SIGNAL EXTERNAL CONTROLLER SWITCH OPERATION ACTUAL HEATER BOOSTER QUIET SETTING STATUS SERVICE AUTO HEAT COOL TANK HEATER FORCE C C ON OFF MON TUE WED THU FR...

Page 76: ... can be set through control panel by selecting dry concrete menu o Parameters are possible to set up to 99 days with different target set temperature Control details o Dry concrete operation can be activate under Service Mode 3 o Once dry concrete function start day 1 setting temperature will be send to indoor unit by control panel o Unit will operate heat mode with dry concrete preset water outle...

Page 77: ...of 54 0 A 4 0 A compressor will stop Compressor will restart after three minutes 2 If the set value exceeds again for more than 30 seconds after the compressor restarts operation will restart after two minutes 3 If the set value exceeds again for within 30 seconds after the compressor restarts operation will restart after one minute If this condition repeats continuously for seven times system wil...

Page 78: ...ously After detection When abnormality is detected 4 times within 120 minutes unit stop operation OFF ON control panel LED will blink H64 error occurs 13 1 8 Outside Temperature Current Control 23 C 21 C 14 C 12 C 25 C 28 C Compressor stop Outdoor temperature Max current value is regulated 13 1 9 Crank Case Heater Control Purpose For compressor protection during low outdoor ambient operation durin...

Page 79: ...ent temperature is less than 10 C Control Details Heater will turn ON and heat pump turn OFF when water inlet temperature below 10 C Heater will turn OFF and heat pump turn ON when water inlet temperature increase more than 12 C End Condition When outdoor ambient temperature is more than 13 C However this control will take place 29 minutes after compressor restart ...

Page 80: ...emperature C 3 Heating accumulation time 1 Outdoor air sensor temp 2 Outdoor pipe sensor temp Deice start depends Deice mode selection condition o There are 2 deice modes according to water inlet temperature and outdoor ambient temperature the deice mode is decided 50 C 27 C 10 C Water inlet temperature Outdoor ambient temperature Deice mode 1 Deice mode 2 Judgement details 1 When water inlet temp...

Page 81: ...e 5 7 6 4 9 8 3 2 1 ON ON Free Free max 9 minutes 30 seconds deice 1 b Deice mode 2 control OD fan OD fan Main Expansion valve Bypass Expansion valve Four way valve Sequence Pump Gas Bypass SV Compressor Deice mode 2 max 30 minutes Normal Deice 4 6 OFF ON ON OFF OFF 0 ON ON OFF Free Free Free Free ON OFF OFF 1 2 3 4 5 6 7 8 Heating operation ...

Page 82: ...n 1 minute after the compressor starts Compressor frequency will adjust base on outdoor air temperature 13 4 2 Freeze Prevention Control 1 1 When indoor heat exchanger temperature is lower than 0 C continuously for 10 seconds compressor will stop operating 2 Compressor will resume its operation three minutes after the indoor heat exchanger is higher than 1 C 3 Indoor heat exchanger freeze preventi...

Page 83: ...ation instruction and operation instruction 2 Antifreeze agent must be added into water circuit to prevent freezing of water when outdoor ambient temperatures is low Recommended antifreeze Propylene glycol 40 equivalent to 20 C 3 Set ON to the Mono bloc unit and RCCB Then for remote control operation please refers to Mono bloc Air to Water Heatpump s operation instruction 4 For normal operation pr...

Page 84: ...tpump is in stop operation press SERVICE button for 5 seconds 2 Press button to select menu S02 PUMP SPEED ADJUST MODE and press SET button to confirm the menu 3 Press SELECT button then press button to change pump speed and press SET button to confirm the pump speed 4 Press OFF ON button to exit PUMP SPEED ADJUST MODE During PUMP SPEED ADJUST MODE we can select AIR PURGE function by pressing FORC...

Page 85: ... button to quit setting 14 9 EEPROM Factory Default Data Setup Procedure 1 This process should be done at Gemstar and or PAPAMY as the last process after any inspection 2 This condition should be activated by pressing combination of few SW s for certain time as shown These 3 SW s should press continuously for 5secs Operation should be OFF during this period 3 When this condition is activated defau...

Page 86: ... drained out from the unit switch off the system and then contact your local authorized dealer o Reinstall the cover with tighten the mounting screws properly if the pressure relief valve is functioning normal 13 Mounting screws Pressure relief valve Lever Turn up Pressure relief valve 3 Air purge valve Air purge valve must be installed at all high points in a closed water circuit system An automa...

Page 87: ...push the centre button gently in order to reset the Overload protector c Fix the OLP Cover to the original fixing condition How to reset Overload protector Use test pen to push this button for reset Overload protector 7 External water filter field supply Clean the external water filter in regularly basic o External water filter is located inside the tube connector which is before water inlet conne...

Page 88: ...no electrical problems before inspecting the refrigeration cycle Such problems include insufficient insulation problem with the power source malfunction of a compressor and a fan The normal pressure of the refrigeration cycle depends on various conditions the standard values for them are shown in the table on the right ...

Page 89: ... Pressure High Pressure Electric current during operation Water leakage or insufficient water flow rate in the system Excessive amount of refrigerant Inefficient compression Insufficient refrigerant gas leakage Mono bloc unit refrigerant system heat exchange deficiency Clogged expansion valve or Strainer Carry out the measurements of pressure electric current and temperature fifteen minutes after ...

Page 90: ... an abnormality occurs system will stop operation and OFF ON remote control LED will blink 2 Error code of the abnormality will display on the remote control Timer display LCD 3 To determine the abnormality description the Error Code Table needs to be referred To display past last error code 1 Turn ON power supply 2 Press and hold the CHECK button for more than 5 seconds to enter status mode 3 Pre...

Page 91: ...ections Indoor Outdoor PCB H91 Tank heater OLP abnormality Continue for 60 sec Tank heater OLP Disconnection or activated H95 Indoor Outdoor wrong connection Indoor Outdoor supply voltage H98 Outdoor high pressure overload protection Outdoor high pressure sensor Water pump or water leakage Clogged expansion valve or strainer Excess refrigerant Outdoor PCB H99 Indoor heat exchanger freeze preventio...

Page 92: ...ed F43 Outdoor defrost sensor abnormality Continue for 5 sec Outdoor defrost sensor defective or disconnected F45 Indoor water outlet temperature sensor abnormality Continue for 5 sec Water outlet temperature sensor defective or disconnected F46 Outdoor Current Transformer open circuit Insufficient refrigerant Outdoor PCB Compressor low F48 Outdoor EVA outlet temperature sensor abnormality Continu...

Page 93: ...ration of cooling and heating the capability rank of indoor checked by the outdoor is used to determine connection capability rank abnormality Malfunction Caused 1 Wrong model interconnected 2 Wrong indoor unit or outdoor unit PCB main used 3 Faulty indoor unit or outdoor unit PCB main Abnormality Judgment Continue for 90 seconds ...

Page 94: ...During startup and operation of cooling and heating the temperatures detected by the compressor tank temperature sensor are used to determine sensor error Malfunction Caused 1 Faulty connector connection 2 Faulty sensor 3 Faulty outdoor unit PCB main Abnormality Judgment Continue for 5 seconds ...

Page 95: ...abnormal water pump feedback of rotation 6 000rpm or 1 000rpm Malfunction Caused 1 Operation stop due to short circuit inside the water pump motor winding 2 Operation stop due to breaking of wire inside the water pump motor 3 Operation stop due to breaking of water pump lead wires 4 Operation stop due to water pump motor IPM malfunction 5 Operation error due to faulty indoor unit PCB Abnormality J...

Page 96: ... During startup and operation of cooling and heating the temperatures detected by the indoor refrigerant liquid temperature sensor are used to determine sensor error Malfunction Caused 1 Faulty connector connection 2 Faulty sensor 3 Faulty indoor unit PCB main Abnormality Judgment Continue for 5 seconds ...

Page 97: ...rigerant pipe temperature 2 C b Present high pressure high pressure at compressor startup 5kg cm Judgment only for first time cooling operation and not during pump down operation Malfunction Caused 1 3 way valves closed 2 Faulty high pressure sensor 3 Faulty indoor refrigerant pipe temperature sensor 4 Faulty outdoor unit PCB main Abnormality Judgment Continue for 5 minutes ...

Page 98: ...ove 26 C is detected by the outdoor pipe temperature sensor Malfunction Caused 1 Dust accumulation on the outdoor unit heat exchanger 2 Air short circuit at outdoor unit 3 2 way valve partially closed 4 Faulty outdoor unit fan motor 5 Refrigerant shortage refrigerant leakage 6 Clogged expansion valve or strainer 7 Faulty outdoor pipe temperature sensor 8 Faulty outdoor unit main PCB main ...

Page 99: ...etected by the indoor water flow switch is used to determine water flow error Malfunction Caused 1 Faulty water pump 2 Water leak in system 3 Faulty connector connection 4 Faulty water flow switch 5 Faulty indoor unit PCB main Abnormality Judgment Continue for 10 seconds but no judgment for 9 minutes after compressor startup restart ...

Page 100: ...on Conditions During operation of cooling and heating when the outdoor high pressure sensor output signal is 0Vdc or 5Vdc Malfunction Caused 1 Faulty connector connection 2 Faulty sensor 3 Faulty outdoor unit PCB main Abnormality Judgment Continue 4 times in 20 minutes ...

Page 101: ... Relocate secondary pump to buffer tank so that it does not circulate water to indoor unit during deice This error occurs during deice operation Is secondary pump installed directly to the indoor unit Flow switch defective YES Replace flow switch YES NO Flow switch remain ON check flow switch direction and continuity NO Replace indoor PCB For safety reason and to prevent component breakdown always...

Page 102: ...indoor backup heater when no power supplies to indoor backup heater or OLP open circuit Malfunction Caused 1 Faulty power supply connector connection 2 Faulty connector connection 3 Faulty indoor backup heater overload protector OLP 4 Faulty indoor unit PCB main Abnormality Judgment Continue for 60 seconds ...

Page 103: ...Conditions When tank connection is set to ON the temperatures detected by the tank temperature sensor are used to determine sensor error Malfunction Caused 1 Faulty connector connection 2 Faulty sensor 3 Faulty indoor unit PCB main Abnormality Judgment Continue for 5 seconds ...

Page 104: ...ation Abnormality H76 Malfunction Decision Conditions During standby and operation of cooling and heating indoor remote control error occur Malfunction Caused 1 Faulty connector connection 2 Faulty remote control 3 Faulty indoor unit PCB main ...

Page 105: ...is normal Malfunction Caused 1 Faulty outdoor unit PCB main 2 Faulty indoor unit PCB main 3 Indoor outdoor signal transmission error due to wrong wiring 4 Indoor outdoor signal transmission error due to breaking of wire in the connection wires between the indoor and outdoor units 5 Indoor outdoor signal transmission error due to disturbed power supply waveform Abnormality Judgment Continue for 1 m...

Page 106: ...ion Conditions During operation of tank booster heater and tank booster heater OLP open circuit Malfunction Caused 1 Faulty connector connection 2 Faulty tank booster heater overload protector OLP 3 Faulty indoor unit PCB main Abnormality Judgment Continue for 60 seconds ...

Page 107: ...tween Indoor and Outdoor H95 Malfunction Decision Conditions The supply power is detected for its requirement by the indoor outdoor transmission Malfunction Caused 1 Insufficient power supply 2 Faulty outdoor unit PCB noise filter main ...

Page 108: ...ssure 4 0 MPa and above is detected by outdoor high pressure sensor Malfunction Caused 1 Faulty water pump 2 Insufficient water flow rate in system 3 Water leak in system 4 2 3 way closed 5 Clogged expansion valve or strainer 6 Excessive refrigerant 7 Faulty outdoor high pressure sensor 8 Faulty outdoor unit PCB main ...

Page 109: ...door refrigerant liquid temperature 0 C Malfunction Caused 1 Faulty water pump 2 Insufficient water flow rate in system 3 Water leak in system 4 2 way valve partially closed 5 Clogged expansion valve or strainer 6 Refrigerant shortage refrigerant leakage 7 Faulty indoor refrigerant liquid temperature sensor 8 Faulty indoor unit PCB main ...

Page 110: ...lfunction Caused 1 Dust accumulation on the outdoor unit heat exchanger 2 Air short circuit at outdoor unit 3 Faulty water pump 4 Insufficient water flow rate in system 5 Water leak in system 6 2 3 way valve closed 7 Clogged expansion valve or strainer 8 Excessive refrigerant 9 Faulty outdoor high pressure sensor and switch 10 Faulty outdoor unit PCB Abnormality Judgment Continue 4 times in 20 min...

Page 111: ... compressor rotation failure is detected by checking the compressor running condition through the position detection circuit Malfunction Caused 1 Compressor terminal disconnect 2 Faulty outdoor unit PCB main 3 Faulty compressor Abnormality Judgment Continue 4 times in 20 minutes ...

Page 112: ...l fan motor feedback of rotation 2550rpm or 50rpm Malfunction Caused 1 Operation stop due to short circuit inside the fan motor winding 2 Operation stop due to breaking of wire inside the fan motor 3 Operation stop due to breaking of fan motor lead wires 4 Operation stop due to fan motor Hall IC malfunction 5 Operation error due to faulty outdoor unit PCB Abnormality Judgment Continue 2 times in 3...

Page 113: ...itions During operation of cooling and heating when outdoor current above 27 9A is detected by the current transformer CT in the outdoor unit PCB Malfunction Caused 1 Excessive refrigerant 2 Faulty outdoor unit PCB main Abnormality Judgment Continue 3 times in 20 minutes ...

Page 114: ...ve 107 C is detected by the compressor tank temperature sensor Malfunction Caused 1 Faulty compressor tank temperature sensor 2 2 3 way valve closed 3 Refrigerant shortage refrigerant leakage 4 Clogged expansion valve or strainer 5 Faulty outdoor unit PCB main 6 Faulty compressor Abnormality Judgment Continue 4 times in 30 minutes ...

Page 115: ...onditions During operation of cooling and heating when temperature 95 C is detected by the outdoor IPM temperature sensor Malfunction Caused 1 Faulty outdoor unit fan motor 2 Faulty outdoor unit PCB main Abnormality Judgment Continue 3 times in 30 minutes ...

Page 116: ...ng operation of cooling and heating when outdoor DC current is above 54 0A 4 0A for UD12 16CE is detected by the IPM DC Peak sensing circuitry in the outdoor unit PCB main Malfunction Caused 1 Faulty outdoor unit PCB main 2 Faulty compressor Abnormality Judgment Continue for 7 times ...

Page 117: ...let temperature indoor refrigerant liquid temperature 5 C 4 During operation of heating indoor refrigerant liquid temperature water inlet temperature 5 C Malfunction Caused 1 Faulty water inlet or indoor refrigerant liquid temperature sensors 2 2 3 way valve closed 3 Refrigerant shortage refrigerant leakage 4 Clogged expansion valve or strainer 5 Faulty outdoor unit PCB main 6 Poor compression of ...

Page 118: ... temperature of thermostat ON indoor unit 0 C 2 During cooling operation when the indoor pipe temperature of thermostat ON indoor unit 45 C Malfunction Caused 1 Faulty sensor 2 Faulty connector connection 3 Faulty outdoor unit PCB noise filter main 4 Faulty four way valve Abnormality Judgment Continue 4 times in 30 minutes ...

Page 119: ...l F27 Malfunction Decision Conditions During compressor stop and outdoor high pressure switch is remain opened Malfunction Caused 1 Faulty connector connection 2 Faulty switch 3 Faulty outdoor unit PCB main Abnormality Judgment Continue for 1 minute ...

Page 120: ...ons During startup and operation of cooling and heating the temperatures detected by the indoor water outlet temperature sensor 2 are used to determine sensor error Malfunction Caused 1 Faulty connector connection 2 Faulty sensor 3 Faulty indoor unit PCB Abnormality Judgment Continue for 5 seconds ...

Page 121: ... During startup and operation of cooling and heating the temperatures detected by the outdoor air temperature sensor are used to determine sensor error Malfunction Caused 1 Faulty connector connection 2 Faulty sensor 3 Faulty outdoor unit PCB main Abnormality Judgment Continue for 5 seconds ...

Page 122: ...s During startup and operation of cooling and heating the temperatures detected by the indoor water inlet temperature sensor are used to determine sensor error Malfunction Caused 1 Faulty connector connection 2 Faulty sensor 3 Faulty indoor unit PCB main Abnormality Judgment Continue for 5 seconds ...

Page 123: ... During startup and operation of cooling and heating the temperatures detected by the outdoor discharge pipe temperature sensor are used to determine sensor error Malfunction Caused 1 Faulty connector connection 2 Faulty sensor 3 Faulty outdoor unit PCB main Abnormality Judgment Continue for 5 seconds ...

Page 124: ...ng operation of cooling and heating when the PFC protection circuitry in the outdoor unit PCB main senses abnormal high DC voltage level Malfunction Caused 1 Power supply surge 2 Compressor windings not uniform 3 Faulty outdoor unit PCB main Abnormality Judgment Continue 4 times in 10 minutes ...

Page 125: ... During startup and operation of cooling and heating the temperatures detected by the outdoor pipe temperature sensor are used to determine sensor error Malfunction Caused 1 Faulty connector connection 2 Faulty sensor 3 Faulty outdoor unit PCB main Abnormality Judgment Continue for 5 seconds ...

Page 126: ... During startup and operation of cooling and heating the temperatures detected by the outdoor defrost temperature sensor are used to determine sensor error Malfunction Caused 1 Faulty connector connection 2 Faulty sensor 3 Faulty outdoor unit PCB main Abnormality Judgment Continue for 5 seconds ...

Page 127: ... During startup and operation of cooling and heating the temperatures detected by the indoor water outlet temperature sensor are used to determine sensor errors Malfunction Caused 1 Faulty connector connection 2 Faulty sensor 3 Faulty indoor unit PCB main Abnormality Judgment Continue for 5 seconds ...

Page 128: ...rmer CT open circuit is detected by checking the compressor running frequency rated frequency and CT detected input current 0 65A for continuously 20 seconds Malfunction Caused 1 CT defective 2 Faulty outdoor unit PCB 3 Compressor defective low compression Abnormality Judgment Continue 3 times in 20 seconds ...

Page 129: ... above is detected by outdoor high pressure sensor Malfunction Caused 1 Dust accumulation in the outdoor unit heat exchanger 2 Air short circuit at outdoor unit 3 2 way valve closed 4 Faulty outdoor unit fan motor 5 Clogged expansion valve or strainer 6 Excessive refrigerant 7 Faulty outdoor high pressure sensor 8 Faulty outdoor unit PCB main ...

Page 130: ...itor Ensure that the capacitor has discharged sufficiently before proceeding with repair work Failure to heed this caution may result in electric shocks WARNING Be sure to switch off all the power supply before performing each of the below action 17 1 To Remove The Cabinet Front Plate 17 2 To Remove The Cabinet Top Plate ...

Page 131: ...131 17 3 To Remove The Cabinet Rear Plate 17 4 To Remove Pressure Gauge 17 5 To Remove RCCB ...

Page 132: ...ve screw to remove Electronic Controller Board Disconnect all connectors of CN HT WHT CN V2 WHT CN V3 GRN CN RCV2 WHT CN OLP2 WHT CN TH2 WHT CN THERMO WHT CN TH3 WHT CN TH1 WHT CN FLOW YLW CN REMOTE2 WHT CN OLP1 WHT CN PUMP2 WHT CN SOLAR WHT CN T1 WHT lead wire T2 BLK and T1 BLK from the Electronic Controller Board ...

Page 133: ...lve 4 Turn the flow switch anti clockwise then remove Flow Switch 5 Turn the Air Purge Valve anti clockwise then remove When 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 clockwise direction Apply some water based grease on packing surface before fix ...

Page 134: ...mp Water Pump 1 Disconnect CN PUMP2 connector 2 Remove the screw from the particular plate 4 Remove 2 retaining rings then pull out the Water Pump 3 Loosen the nut When reinstall the water pipe use grease or water at the joining ...

Page 135: ...ve the OLP teminal cover then detached lead wire HT1 L2 orange and AC2 L3 black from the OLP terminal 2 Remove the retaining ring 3 Loosen 2 nuts 4 Remove 4 screws to remove the Bottle Complete When reinstall the water pipe use grease or water at the joining ...

Page 136: ... 7 C DBT 6 C WBT Indoor water inlet temperature 30 C Indoor water outlet temperature 35 C Piping length 7 m 2 000 3 000 4 000 5 000 6 000 7 000 2 000 3 000 4 000 5 000 6 000 7 000 15 11 7 3 1 5 9 13 17 21 25 Outdoor Temperature C Input Power kW 13 000 14 000 15 000 16 000 17 000 18 000 15 11 7 3 1 5 9 13 17 21 25 Outdoor Temperature C Capacity kW ...

Page 137: ...DBT C WBT Indoor water inlet temperature 12 C Indoor water outlet temperature 7 C Piping length 7 m 7 000 8 500 10 000 11 500 13 000 14 500 18 21 24 27 30 33 36 39 42 45 Outdoor Temperature C Capacity kW 1 500 2 200 2 900 3 600 4 300 5 000 18 21 24 27 30 33 36 39 42 45 Outdoor Temperature C Input Power kW ...

Page 138: ...BT C WBT Indoor water inlet temperature 12 C Indoor water outlet temperature 18 C Piping length 7 m Outdoor Temperature C Capacity kW Outdoor Temperature C Input Power kW 1 000 1 700 2 400 3 100 3 800 4 500 18 21 24 27 30 33 36 39 42 45 8 000 9 500 11 000 12 500 14 000 15 500 18 21 24 27 30 33 36 39 42 45 ...

Page 139: ...6000 7000 16000 7570 16000 8100 16000 8620 2 16000 4670 16000 5210 16000 5740 16000 6310 16000 6900 16000 7500 7 16000 3350 16000 3740 16000 4300 16000 4800 16000 5430 16000 5910 16 16000 2590 16000 3180 16000 3710 16000 4270 16000 4860 16000 5220 25 16000 2020 16000 2580 16000 2910 16000 3360 16000 3740 16000 4000 18 3 Cooling Capacity Table Water Out C 7 18 Outdoor Air C Capacity W Input Power W...

Page 140: ...140 19 Exploded View and Replacement Parts List 19 1 Refrigerant System 81 59 60 25 50 52 55 56 55 56 53 57 58 58 54 54 51 61 67 28 66 67 80 76 46 46 ...

Page 141: ...141 6 25 68 30 2 4 1 3 62 8 75 71 70 13 13 12 10 4 74 5 21 20 26 14 14 24 78 8 7 9 23 13 72 73 11 15 ...

Page 142: ...142 44 38 82 29 31 32 22 39 Note The above exploded view is for the purpose of parts disassembly and replacement The non numbered parts are not kept as standard service parts ...

Page 143: ...PLATE COMPLETE 1 CWE02K1019A 29 CONTROL BOARD CASING 1 CWH10K1228 30 SENSOR COMP DEFROST TEMP CN TH2 1 CWA50C2577 O 31 TERMINAL BOARD ASS Y 1 2 3 1 CWA28K1214 O 32 TERMINAL BOARD ASS Y A B 1 CWA28K1335 O 38 ELECTRONIC CONTROLLER NOISE FILTER 1 CWA747735 O 44 ELECTRONIC CONTROLLER MAIN 1 CWA73C8913R O 46 REACTOR 3 G0C213J00001 O 50 FAN MOTOR BRACKET 1 CWD54K1024 51 SCREW FAN MOTOR BRACKET 4 CWH5510...

Page 144: ...WG302598 81 SOUND PROOF MATERIAL 1 CWG302975 82 MAGNET RELAYS RY1 1 K6C2AGA00002 O 83 MAGNET RELAYS RY2 1 K6C4E8A00001 O 84 REACTOR 3 G0C353J00001 O 85 PTC THERMISTORS 1 D4DDG1010001 O 86 CAPACITOR 3 5MF 440V 3 DS451605DPQB O Note All parts are supplied from PAPAMY Malaysia Vendor Code 00029488 O marked parts are recommended to be kept in stock ...

Page 145: ...145 19 2 Water System 44 46 50 17 16 34 22 18 3 33 1 45 45 47 2 19 35 49 5 4 ...

Page 146: ... O I O I 40 I I 41 39 20 21 30 27 36 25 26 28 31 51 32 29 Note The above exploded view is for the purpose of parts disassembly and replacement The non numbered parts are not kept as standard service parts ...

Page 147: ...22 O 29 CIRCUIT BREAKER 2 CWA181008 O 30 TRANSFORMER COMPLETE 1 CWA40C1096 O 31 SENSOR CO WATER IN OUT REF TEMP CN TH1 1 CWA50C2749 O 32 REMOTE CONTROL CO WITH CABLE 15000 mm 1 CWA75C4466 O 33 PRESSURE GAUGE 1 CWB070001 O 34 PRESSURE RELIEF VALVE 1 CWB621092 O 35 AIR PURGE VALVE 1 CWB621094 O 36 TERMINAL BOARD ASS Y 1 CWA28K1236 39 OPERATING INSTRUCTION 1 CWF569995 40 OPERATING INSTRUCTION 1 CWF56...

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