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Panasonic WH-MDC05J3E5, Service Manual, Page: 198 / 246

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Panasonic WH-MDC05J3E5 Service Manual Download Page 198

198 

19.5.33 Output Over Current Detection (F23) 

Malfunction Decision Conditions: 

During operation of cooling and heating, when outdoor DC current is above 34 A 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. 

 

 

 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

Summary of Contents for WH-MDC05J3E5

Page 1: ...RNING This service information is designed for experienced repair technicians only and is not designed for use by the general public It does not contain warnings or cautions to advise 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 ...

Page 2: ...ng no warming 104 14 Operation and Control 106 14 1 Basic Function 106 14 2 Water Pump 116 14 3 Indoor Unit Safety 119 14 4 Auto Restart Control 119 14 5 Indication Panel 119 14 6 Indoor Back Up Heater Control 120 14 7 Tank Heater Control 121 14 8 Base Pan Heater Control Optional 122 14 9 Force Heater Mode 123 14 10Powerful Operation 124 14 11Quiet Operation 125 14 12Sterilization Mode 125 14 13Ou...

Page 3: ...sis Method 166 20 Disassembly and Assembly Instructions 214 20 1 To Remove The Cabinet Front Plate 214 20 2 To Remove The Cabinet Top Plate 214 20 3 To Remove The Cabinet Rear Plate 215 20 4 To Remove Pressure Gauge 215 20 5 To Remove RCCB 216 20 6 To Remove Reactor 216 20 7 To Remove Water System Electronic Controller Board 217 20 8 To Remove Refrigerant Side Control Board Complete 218 20 9 To Re...

Page 4: ...mall children it may cause suffocation 7 Do not use pipe wrench to install refrigerant pipe It might deform the piping and cause the unit to malfunction 8 Do not purchase unauthorized electrical parts for installation service maintenance and etc They might cause electrical shock or fire 9 This unit is a multi supply appliances All circuits must be disconnected before accessing to the unit terminal...

Page 5: ...age hence electrical shock or fire 4 Do not touch the sharp aluminium fin sharp parts may cause injury 5 Do not apply excessive force to water pipes that may damage the pipes If water leakage occurs it will cause flooding and damage to other properties 6 Carry out drainage piping as mentioned in installation instructions If drainage is not perfect water leakage may happen and may cause damage to p...

Page 6: ...entative shall regularly check the alarms mechanical ventilation and detectors at least once a year where as required by national regulations to ensure their correct functioning 7 A logbook shall be maintained The results of these checks shall be recorded in the logbook 8 In case of ventilations in occupied spaces shall be checked to confirm no obstruction 9 Before a new refrigerating system is pu...

Page 7: ... immediate hazard area and keep unauthorized personnel out 2 4 Presence of fire extinguisher If any hot work is to be conducted on the refrigeration equipment or any associated parts appropriate fire extinguishing equipment shall be available at hand Have a dry powder or CO2 fire extinguisher adjacent to the charging area 2 5 No ignition sources No person carrying out work in relation to a refrige...

Page 8: ...ection equipment shall be set at a percentage of the 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 suitable for use with most refrigerants but the use of detergents containing chlorine shall be avoided as the chlorine may react with the refrigerant and corrode the copper pipe work I...

Page 9: ...ing that it has been de commissioned and emptied of refrigerant The label shall be dated and signed Ensure that there are labels on the equipment stating the equipment contains flammable refrigerant 12 Recovery When removing refrigerant from a system either for servicing or decommissioning it is recommended good practice that all refrigerants are removed safely When transferring refrigerant into c...

Page 10: ...0 237 5 12 202 4 08 160 Annual Consumption kWh 1113 2018 3625 Class A A A Medium Temperature Application W55 Warmer Average Colder Application Climate Pdesign kW 4 0 5 0 4 0 Tbivalent TOL C 2 2 10 10 15 22 SCOP ns W W 4 20 165 3 63 142 2 95 115 Annual Consumption kWh 1274 2849 3338 Class A A A Noise Level Condition Ambient Water A35W7 A7W35 A2W35 dB A Cooling 49 Heating 48 Power Level dB Cooling 6...

Page 11: ...System kW 2 59 Power Supply 1 Phase Ø Max Current A Max Input Power W 1Ø 12 0 2 59k Power Supply 2 Phase Ø Max Current A Max Input Power W 1Ø 13 0 3 00k Power Supply 3 Phase Ø Max Current A Max Input Power W Starting Current A 4 7 Running Current Condition Ambient Water A35W7 A7W35 A2W35 A Cooling 7 0 Heating 4 7 Heating 6 6 Maximum Current For Heatpump System A 12 0 Power Factor Power factor mean...

Page 12: ...h Electronic Sensor Protection Device A Residual Current Circuit Breaker 40 Expansion Vessel Volume I 6 MWP bar 3 Capacity of Integrated Electric Heater kW 3 00 Note Cooling capacities are based on outdoor air temperature of 35 C Dry Bulb with controlled indoor water inlet temperature of 12 C and water outlet temperature of 7 C Heating capacities are based on outdoor air temperature of 7 C Dry Bul...

Page 13: ...90 193 4 18 164 Annual Consumption kWh 1627 2532 4132 Class A A A Medium Temperature Application W55 Warmer Average Colder Application Climate Pdesign kW 6 0 7 0 6 0 Tbivalent TOL C 2 2 7 10 15 22 SCOP ns W W 4 07 160 3 32 130 2 98 116 Annual Consumption kWh 1971 4354 4967 Class A A A Noise Level Condition Ambient Water A35W7 A7W35 A2W35 dB A Cooling 50 Heating 50 Power Level dB Cooling 67 Heating...

Page 14: ...ystem kW 3 71 Power Supply 1 Phase Ø Max Current A Max Input Power W 1Ø 17 0 3 71k Power Supply 2 Phase Ø Max Current A Max Input Power W 1Ø 13 0 3 00k Power Supply 3 Phase Ø Max Current A Max Input Power W Starting Current A 7 0 Running Current Condition Ambient Water A35W7 A7W35 A2W35 A Cooling 10 5 Heating 7 0 Heating 9 5 Maximum Current For Heatpump System A 17 0 Power Factor Power factor mean...

Page 15: ...h Electronic Sensor Protection Device A Residual Current Circuit Breaker 40 Expansion Vessel Volume I 6 MWP bar 3 Capacity of Integrated Electric Heater kW 3 00 Note Cooling capacities are based on outdoor air temperature of 35 C Dry Bulb with controlled indoor water inlet temperature of 12 C and water outlet temperature of 7 C Heating capacities are based on outdoor air temperature of 7 C Dry Bul...

Page 16: ...90 193 4 18 164 Annual Consumption kWh 1627 2949 4132 Class A A A Medium Temperature Application W55 Warmer Average Colder Application Climate Pdesign kW 6 0 8 0 6 0 Tbivalent TOL C 2 2 7 10 15 22 SCOP ns W W 4 07 160 3 32 130 2 98 116 Annual Consumption kWh 1971 4971 4967 Class A A A Noise Level Condition Ambient Water A35W7 A7W35 A2W35 dB A Cooling 51 Heating 51 Power Level dB Cooling 68 Heating...

Page 17: ...stem kW 3 83 Power Supply 1 Phase Ø Max Current A Max Input Power W 1Ø 17 0 3 83k Power Supply 2 Phase Ø Max Current A Max Input Power W 1Ø 13 0 3 00k Power Supply 3 Phase Ø Max Current A Max Input Power W Starting Current A 9 3 Running Current Condition Ambient Water A35W7 A7W35 A2W35 A Cooling 14 7 Heating 9 3 Heating 11 0 Maximum Current For Heatpump System A 17 0 Power Factor Power factor mean...

Page 18: ...h Electronic Sensor Protection Device A Residual Current Circuit Breaker 40 Expansion Vessel Volume I 6 MWP bar 3 Capacity of Integrated Electric Heater kW 3 00 Note Cooling capacities are based on outdoor air temperature of 35 C Dry Bulb with controlled indoor water inlet temperature of 12 C and water outlet temperature of 7 C Heating capacities are based on outdoor air temperature of 7 C Dry Bul...

Page 19: ...n Condition HEATING CIRCUIT 1 2 COOLING CIRCUIT Water outlet temperature C Min Max 20 55 Below Ambient 15 C 3 20 60 Above Ambient 10 C 3 5 20 Outdoor ambient temperature C Min Max 20 35 10 43 NOTICE When the outdoor temperature is out of the range in the table the heating capacity will drop significantly and the mono bloc unit may stop operating for its protection The unit will restart automatical...

Page 20: ...20 5 Location of Controls and Components 5 1 Indoor Unit 5 1 1 Location of Control ...

Page 21: ...cons point to the currently active mode Room operation Tank operation Deice operation 2 Operation icons The status of operation is displayed Icon will not display under operation OFF screen whenever operation is OFF except weekly timer Holiday operation status Weekly Timer operation status Quiet operation status Zone Room Thermostat Internal sensor status Powerful operation status Demand Control o...

Page 22: ...ppears 1 Scroll with and to select the language 2 Press to con rm the selection Setting the clock 1 h t i w t c e l e S or how to display the time either 24h or am pm format for example 15 00 or 3 00 pm 2 Press to con rm the selection 3 Use and to select year month day hour and minutes Select and move with and press to con rm 4 Once the time is set time and day will appear on the display even if t...

Page 23: ... Yes or if Force Heater is on Timer setup Select day of the week and set the patterns needed Time Operation ON OFF Mode Timer copy Select day of the week 1 2 Holiday timer To save energy a holiday period may be set to either turn OFF the system or lower the temperature during the period OFF ON Holiday start and end Date and time OFF or lowered temperature Weekly timer setting may be temporarily di...

Page 24: ...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 owrate Select and retrieve 2 3 Error history Refer to Troubleshooting for error codes The most recent error code is displayed at the top Select and retrieve 2 4 Compressor Shows the compressor performance Select and retrieve 2 5 Heater Total hours of ON t...

Page 25: ...e Time Sets the present 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 FRANÇAIS DEUTSCH ITALIANO ESPAÑOL DANISH SWEDISH NORWEGIAN POLISH CZECH NEDERLANDS TÜRKÇE SUOMI MAGYAR SLOVENŠ INA HRVATSKI 3 8 Unlock password 4 digit password for all the settings 0000 4 Service contact 4 1 Contact 1 Contact...

Page 26: ...one 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 If the swimming pool is selected the temperature must be selected for T temperature between 0 C 10 C Sensor For room thermostat there is a further selection of external or internal 5 3 Heater capacity To reduce the heater power if u...

Page 27: ... i e l b a l i a v a s i n o i t p o s i h T connection is selected YES Internal External 0 20 Tank heater ON time set 5 9 Base pan heater To select whether or not optional base pan heater is connected r e t a e h n a p e s a b e h T A e p y T activates only during deice operation Type B The base pan heater activates when outdoor ambient temperature is 5 C or lower No Yes A Set base pan heater typ...

Page 28: ...ptions Yes Auto 5 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 of the tanks Control pattern Alternative OFF Option to set external pump either ON or OFF during bivalent operation Set to ON if system is simple bivalent connection Control pattern A...

Page 29: ...mp either ON or OFF 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 Short Heat Pump OFF Boiler ON Short Short Heat Pump ON Boiler ON 5 12 External SW No 5 13 Solar connection The optional PCB connectivity must be selected YES to enable the function If...

Page 30: ...mperature 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 14 External error signal No 5 15 Demand control No 5 16 SG ready No Yes 120 Capacity 1 2 of DHW in Heat in and Cool in C 5 17 External compressor SW No 5 18 Circulation liquid To select whether to circulate water or glycol in the syst...

Page 31: ...eration if long heating hour operate during low outdoor temperature Manual 5 22 Defrost signal To turn on defrost signal to stop fan coil during defrost operation If defrost signal set to yes bivalent function will not available to use No 5 23 Pump owrate To set variable ow pump control or x pump duty control T 6 Installer setup Operation setup To access to the four major functions or modes 4 main...

Page 32: ...put for Zone 2 Zone 1 and Zone 2 will not appear on the display if only 1 zone system Water temp for heating ON Direct 35 C Temperature for heating ON Min Max range is conditional as follows 1 WH MDC model 20 C 60 C If 2 zone system is selected temperature set point must input for Zone 2 Zone 1 and Zone 2 will not appear on the display if only 1 zone system Outdoor temp for heating OFF 24 C Temper...

Page 33: ...ratures for cooling ON and T for cooling ON Water temp for cooling ON Compensation curve Cooling ON temperatures in compensation curve or direct input Water temp for cooling ON Compensation curve X axis 20 C 30 C Y axis 15 C 10 C Input the 4 temperature points 2 on horizontal X axis 2 on vertical Y axis If 2 zone system is selected the 4 temperature points must also be input for Zone 2 Zone 1 and ...

Page 34: ...utdoor temp for Heat to Cool Outdoor temp for Cool to Heat Outdoor temp for Heat to Cool 15 C Set outdoor temperature for switching from Heat to Cool Outdoor temp for Cool to Heat 10 C Set outdoor temperature for switching from Cool to Heat 6 4 Tank Setting functions for the tank Available only if connected to the tank Floor operation time max Tank heat up time max Tank re heat temp Sterilization ...

Page 35: ...the week Sun Mon Tue Wed Thu Fri Sat Sterilization Time 12 00 Time of the selected day s of the week to sterilize the tank 0 00 23 59 Sterilization Boiling temp 65 C Set boiling temperatures for sterilize the tank Sterilization Ope time max 0 10 Set sterilizing time in hours and minutes 7 Installer setup Service setup 7 1 Pump maximum speed To set the maximum speed of the pump Setting the ow rate ...

Page 36: ...uction Edit to set the temperature of dry concrete ON Edit Edit Stages 1 Temperature 25 C Heating temperature for drying the concrete Select the desired stages 1 10 range 1 99 ON Con rm the setting temperatures of dry concrete for each stage 7 4 Service 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 C...

Page 37: ... 2 2 Single phase RCCB Backup Heater 3 Heat Exchanger 4 Water Pressure Gauge 5 Water Pump 6 Cabinet Top Plate 7 Expansion Vessel 8 Flow Sensor 9 Heater Assembly 0 Overload Protector 2 pieces a Pressure Relief Valve b Air Purge Valve c Magnetic Water Filter Set d Plug 2 pieces e Bushing 7 pieces f Cabinet Front Plate g Cover 2 pieces Connector name a Water inlet b Water outlet DETAIL A g f 0 d e 6 ...

Page 38: ...38 6 Dimensions 6 1 Mono Bloc Unit 400 865 195 213 70 480 1284 71 319 Top View Front View Side View Side View Back View Unit mm 322 39 51 59 ...

Page 39: ...nsion Vessel Pressure Relief Valve Air Purge Valve Water Flow Switch Water Pump Water Inlet Water Outlet Refrigerant Cycle Heating Water Cycle Heat Exchanger Heat Exchanger Receiver 4 Way Valve Gas Side 3 Way Valve Liquid Side 3 Way Valve Pressure Switch High Pressure Sensor Compressor Water Pressure Gauge Expansion Valve Refrigerant Cycle Cooling Muffler Shut Valve Shut Valve Filter Hex Water out...

Page 40: ...ies 3kW Mono Bloc Unit Water System Filter Cold Water Supply Heater FloorHeating Panel DHW Tank Buffer Tank Fan Coil Unit Heating Cooling OLP THt Zone1 Room Thermo 4 option External Thermostat Internal Thermostat T External Thermistor T Addtional Outdoor Sensor Without Zone2 Room T hermo 4 option Pump Water Temp Thermistor Hex Zone1 Zone2 Either Zone2 Heat Cool or Pool Heating Panel Heater Unit He...

Page 41: ...41 8 Block Diagram 8 1 WH MDC05J3E5 ...

Page 42: ...42 8 2 WH MDC07J3E5 WH MDC09J3E5 ...

Page 43: ...L COMP SW BLACK WATER PUMP WATER PUMP CIRCUIT AC1 L3 BLK AC1 N WHT G RED WHITE W W W W DATA RED G02 GRN CN PUMP1 WHT 1 4 5 6 7 HT1 L3 RED AC2 L3 BLK ACL3 BLK RY BOOSTER AC2 N2 WHT RY HT L3 SW1 SW2 OUTDOOR AIR SENSOR EXTERNAL CONTROL 1 BOILER CONTACT EXTRA PUMP BOOSTER HEATER RY CONTACT1 TANK SENSOR t t 80 3 C GROUNDING BACKUP HEATER 3kW OLP BOOSTER HEATER ROOM TEMP ZONE 1 OLP 80 3 C CN6 CN5 CN4 CN...

Page 44: ...WHT WHITE CN RY1 WHITE 1 2 AC L GRAY SWITCHING POWER SUPPLY CIRCUIT RECTIFIC ATION CIRCUIT PFC CIRCUIT DCP RED AC C BLUE DCN BLACK DCN2 BLACK FUSE1 T3 15A L250V ELECTRONIC CONTROLLER MAIN CN FM1 WHITE 1 1 1 2 2 3 3 4 7 FAN MOTOR P N U V W U RED V BLUE W YELLOW MS 3 G FG1 GREEN ELECTRONIC CONTROLLER CAPACITOR CAPACITOR CIRCUIT DCP OUT WHITE AC C BLUE DCN IN BLACK BL DCN OUT BLACK B BL R REACTOR GR ...

Page 45: ...CN RY1 WHITE 1 2 AC L GRAY SWITCHING POWER SUPPLY CIRCUIT RECTIFICATION CIRCUIT PFC CIRCUIT DCP RED AC C BLUE DCN BLACK DCN2 BLACK FUSE1 T3 15A L250V ELECTRONIC CONTROLLER MAIN CN FM1 WHITE 1 1 1 2 2 3 3 4 7 FAN MOTOR P N U V W U RED V BLUE W YELLOW MS 3 G FG1 GREEN ELECTRONIC CONTROLLER CAPACITOR CAPACITOR CIRCUIT DCP OUT WHITE AC C BLUE DCN IN BLACK BL DCN OUT BLACK B BL R REACTOR REACTOR BL GR ...

Page 46: ...GRN RECTIFICATION CIRCUIT SIGNAL DETECTION CIRCUIT SIGNAL DETECTION CIRCUIT SIGNAL DETECTION CIRCUIT SIGNAL DETECTION CIRCUIT ELECTRONIC CONTROLLER MAIN HEX WATER OUTLET TEMP SENSOR THERMISTOR HEAT CLOSE CLOSE N N OPEN OPEN COOL N L L2 WHT G03 GRN L1 WHT 2 1 1 2 REACTOR OLP G G FUSE1 T6 3A L250V FUSE 3 T3 15A L250V NOISE FILTER CIRCUIT NOISE FILTER CIRCUIT NOISE FILTER CIRCUIT COMMUNICATION CIRCUI...

Page 47: ...TOR CIRCUIT DCP OUT WHITE AC C BLUE DCN IN BLACK BL DCN OUT BLACK B BL R REACTOR GR GR R R W BL ELECTRONIC CONTROLLER SUB ACN201 WHITE ACL201 BLACK FG202 GREEN FG201 GREEN L1 IN GRAY CN BLK BLACK CN WHT WHITE NOISE FILTER CIRCUIT G G R B Y R B Y TERMINAL BOARD RECTIFICATION CIRCUIT FUSE2 T3 15A L250V HIGH PRESSURE SWITCH NOISE FILTER CIRCUIT COMPRESSOR OPTIONAL 3 1 3 2 BL W R t o t o 1 2 t o t o t...

Page 48: ...BLUE AC C WHITE DCP OUT DCN2 FG1 GREEN BLACK CAPACITOR ELECTRONIC CONTROLLER 3 W V U YELLOW BLUE RED W V U N P FAN MOTOR M 7 4 G BL T3 15A L250V FUSE1 CN FM1 BL 1 BLACK DCN BLUE AC C RED DCP 1 CIRCUIT RECTIFICATION W GRAY 2 1 AC L WHITE CN RY1 WHITE CN WHT BLACK 4 3 2 1 3 AC BLK01 CIRCUIT PFC NOISE FILTER CIRCUIT RY HOT RED CN HPS BLUE RY HT2 CN HOT HEATER 3 R CN WHT RED COM3 SENSOR HIGH PRESSURE ...

Page 49: ... Board 11 1 Water System 11 1 1 Main Printed Circuit Board G01 AC1 L3 DATA AC1 N CN1 CN2 ACL3 AC2 L3 CN PWR AC2 N2 HT1 L3 L2 G03 L1 CN PUMP1 CN TH3 CN TH1 CN FLWSEN CN PWR4 CN PWR2 CN PWR3 CN CNT CN OLP1 G02 CN3 CN4 CN5 CN6 ...

Page 50: ...50 11 1 2 Optional Printed Circuit Board ...

Page 51: ...11 2 1 Main Printed Circuit Board CN DIS CN TH1 CN TH3 CN EV CN TANK CN HPS CN PSW1 CN HOT CN HT1 AC BLK02 AC WHT02 COM3 CN HT2 CN RY1 DCN1 DCP CN FM1 FG1 CN WHT AC L DCN AC C AC BLK01 CURRENT TRANSFORMER CT POWER TRANSISTOR IPM ...

Page 52: ...ten 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 prevention wire etc Overturn prevention fitting model number K KYZP15C 12 1 2 Mono Bloc Unit Installation Mono bloc unit will become heavy whe...

Page 53: ...ese inferior pipes are used it may cause unit malfunction Make sure to insulate the water circuit piping insulator thickness 20mm or more to prevent condensation during cooling operation and reduction of heating capacity as well as avoid freezing of the outdoor water circuit piping during winter season After installation check the water leakage condition in connection area during test run In case ...

Page 54: ...ing device Disconnecting means See below table for cable size requirement Model Power Supply Cord Cable Size Isolating Devices Recommended RCD WH MDC05J3E5 1 3 x min 1 5 mm 2 15 16A 30mA 2P type A 2 3 x min 1 5 mm 2 15 16A 30mA 2P type AC WH MDC07J3E5 and WH MDC09J3E5 1 3 x min 2 5 mm 2 25A 30mA 2P type A 2 3 x min 1 5 mm 2 15 16A 30mA 2P type AC 2 To avoid the cable and cord being damaged by shar...

Page 55: ...e spring and electronic type refer to Field Supply Accessories table for details Valve cable shall be 3 x min 1 5 mm2 of type designation 60245 IEC 57 or heavier or similarly double insulation sheathed cable note Two way Valve shall be CE marking compliance component Maximum load for the valve is 9 8VA 2 Three way valve shall be spring and electronic type Valve cable shall be 3 x min 1 5 mm2 of ty...

Page 56: ...1 Outdoor air sensor cable Tank OLP cable Optional cables 3 way valve cable 2 way valve cable Room thermostat zone 1 cable Booster heater cable Extra pump cable Boiler contact cable Defrost signal cable Remote controller cable Power Supply 2 cord Power Supply 1 cord How to guide optional cables and power supply cords to Bushing e Power supply 2 cord Optional cables 3 way valve cable 2 way valve ca...

Page 57: ... signal cable shall be 3 x min 0 3 mm2 double insulation layer of PVC sheathed or rubber sheathed cable 12 Heat Cool switch cable shall be 2 x min 0 3 mm2 double insulation layer of PVC sheathed or rubber sheathed cable 13 External compressor switch cable shall be 2 x min 0 3 mm2 double insulation layer of PVC sheathed or rubber sheathed cable Optional cables Pump zone 1 cable Pump zone 2 cable So...

Page 58: ...tance of 1 m or more from the TV radio and PC Cause of fuzzy image or noise Remote Controller Wiring 12 1 5 2 Remote Controller cable shall be 2 x min 0 3 mm2 of double insulation PVC sheathed or rubber sheathed cable Total cable length shall be 50 m or less Be careful not to connect cables to other terminals e g power source wiring terminal Malfunction may occur Do not bundle together with the po...

Page 59: ...e Hole for screw Screw field supply Claw 2 places Pass through the hole Bottom case Back side Top case Back side Remote controller terminal board Remove the coating Approx 6 mm Remove the sheath Approx 180 mm Make sure the wiring connection is in the correct direction Clamper field supply Claw 2 places Wall to which the remote controller is fixed Mount the bottom case to the wall Connect the remot...

Page 60: ... controller terminal board Remove the coating Approx 6 mm Make sure the wiring connection is in the correct direction Claw 2 places Mount the bottom case to the wall Pass the wire through the hole in the centre of the bottom case Connect the remote control wiring WARNING This section is for authorized and licensed electrician only Work behind the Cabinet Front Plate f secured by screws must only b...

Page 61: ...or 3 On the wall near the Mono bloc unit attach the adaptor by screwing screws through the holes in the back cover 4 Pull the CN CNT cable through the hole in the bottom of the adaptor and re attach the front cover to the back cover 5 Use the included cord clamp to fix the CN CNT cable to the wall Pull the cable around as shown in the diagram so that external forces cannot act on the connector in ...

Page 62: ...thorized dealer Expansion Vessel Pre Pressure 12 1 8 3 Checking Upper limit water volume of the system The Mono bloc unit has a build in Expansion Vessel with 6 L air capacity and initial pressure of 1 bar Without antifreeze agent condition Total amount of water in the system should be below 150 L If the total amount of water is more than 150 L please add expansion vessel field supply With antifre...

Page 63: ...ain pump operation not less than 15 l min Water flow can be check through service setup Pump Max Speed Heating operation at low water temperature with lower water flow may trigger H75 during defrost process Reset Overload Protector 12 1 9 2 Overload Protector serves the safety purpose to prevent the water over heating When the Overload Protector trip at high water temperature take below steps to r...

Page 64: ...floor heating or radiator directly to Mono bloc Install separate external Room Thermostat field supply in the room where floor heating is installed This is an application that uses external Room Thermostat Floor heating Mono bloc Setting of remote controller Installer setting System setup Optional PCB connectivity No Zone Sensor Water temperature Mono bloc receive Room Thermo signal ON OFF from Re...

Page 65: ...ture depends on outdoor ambient temperature In case of Room thermo or Room thermistor compensation curve can be set In this case compensation curve is shifted according to the thermo ON OFF situation Example If room temperature increasing speed is very slow shift up the compensation curve very fast shift down the compensation curve Max 30m Thermistor Mono bloc compare between room temperature and ...

Page 66: ... install mixing valve in floor heating circuit For temperature setting select circulation water temperature for both circuits Both circuits can set circulation water temperature independently Install buffer tank thermistor 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 Mind that if...

Page 67: ...plication that connects to the swimming pool only Connects pool heat exchanger directly to Mono bloc without using buffer tank Install pool pump and pool sensor specified by Panasonic at secondary side of the pool heat exchanger Install the remote controller in room where floor heating is installed Temperature of swimming pool can be set independently This system requires the optional PCB CZ NS4P ...

Page 68: ...nnot be reversed This system requires the optional PCB CZ NS4P NOTE Thermistor 1 does not affect operation directly But error happens if it is not installed Please adjust flow rate of zone 1 and zone 2 to be in balance If it is not adjusted correctly it may affects the performance If zone 2 pump flow rate is too high there is possibility that no hot water flowing to zone 1 Flow rate can be confirm...

Page 69: ...n solar pump for circuit protection will be activated continuously If does not want to activate the solar pump operation please use glycol and set the anti freezing operation start temperature to 20 C This system requires optional PCB CZ NS4P Buffer tank connection This is an application that connects the buffer tank to the Mono bloc Buffer tank s temperature is detected by buffer tank thermistor ...

Page 70: ...hat an application that connects to the DHW tank s circuit to heat up tank s hot water is also possible Operation setting of boiler shall be responsible by installer This system requires optional PCB CZ NS4P Depending on the settings of the boiler it is recommended to install buffer tank as temperature of circulating water may get higher It must connect to buffer tank especially when selecting Adv...

Page 71: ...a pump AC230V Used when Mono bloc pump capacity is insufficient Booster heater AC230V Used when using booster heater in DHW tank Boiler contact Defrost signal Dry contact System setup necessary Thermistor inputs Zone 1 room sensor PAW A2W TSRT It does not work when using the optional PCB Outdoor air sensor AW A2W TSOD Total cable length shall be 30m or less Tank sensor Please use Panasonic specifi...

Page 72: ...light the outdoor air temperature sensor will be unable to measure the actual outdoor ambient temperature correctly In this case optional outdoor temperature sensor can be fixed at a suitable location to more accurately measure ambient temperature 4 Room sensor PAW A2W TSRT Install the room temperature sensor to the room which requires room temperature control 5 Solar sensor PAW A2W TSSO Use for m...

Page 73: ...l pump Power supply AC230V 50Hz 500W Recommended part Yonos 25 6 made by Wilo For optional mixing valve Power supply AC230V 50Hz input open output close Operating time 30s 120s Recommended part 167032 made by Caleffi ...

Page 74: ...r Room heater Quiet mode Tank heater Remote controller room thermostat Solar Powerful mode Boiler 24 40 c 10 34am Mon 18 c 5 6 4 3 2 1 c 12 00am Mon 2 Mode Display set mode current status of mode Heating Cooling Auto Hot water supply Auto heating Auto cooling Heat pump operating 3 Temp setting Set room temp Compensation curve Set direct water temp Set pool temp 4 Display Heat temp Display current ...

Page 75: ...itial setting is not performed it does not go into menu Set language confirm Clock format 12 00am Mon 24h am pm Select Confirm When language is set setting screen of time display appears 24h am pm Set time display confirm Date time 12 00am Mon Year Month Day Hour Min 2015 01 01 12 00 Select Confirm YY MM DD Time setup screen appears Set YY MM DD Time confirm 12 00am Mon Start Back to initial scree...

Page 76: ...ative outdoor sensor Yes No 11 Bivalent connection Yes No Bivalent setup 12 External SW Yes No 13 Only when the selection for Optional PCB is Yes Solar connection Yes No Tank setup Solar setup 14 Only when the selection for Optional PCB is Yes External Error signal Yes No 15 Only when the selection for Optional PCB is Yes Demand control Yes No 16 Only when the selection for Optional PCB is Yes SG ...

Page 77: ...Direct temp setup T for cooling ON T for cooling setup 30 Auto Outdoor temp for Heat to Cool Outdoor temp for Cool to Heat Heat Cool change temp setup Only when the selection for Tank is Yes 31 Cool Heat change temp setup 32 Tank Floor operation time max Max operation time for Heat Cool mode setup 33 Tank heat up time max Max operation time for Tank mode setup 34 Tank re heat temp Tank re heat tem...

Page 78: ...e 2 select sensor NOTE In 2 zone system pool function can be set at zone 2 only 3 Heater capacity Initial setting Depend on model System setup 12 00am Mon Optional PCB connectivity Zone Sensor Heater capacity Anti freezing Select Confirm If there is built in Heater set the selectable heater capacity NOTE There are models which cannot select heater 4 Anti freezing Initial setting Yes System setup 1...

Page 79: ...ater for hot water tank If heater is installed on tank please select External NOTE Does not display if there is no tank for hot water supply Please set Tank heater to ON in the Function setup from remote controller when using heater to boil the tank External A setting which is using booster heater installed on DHW tank to boil the tank The permissible heater capacity is 3kW and below The operation...

Page 80: ...boiler temperature is higher than heat pump temperature zone temperature cannot be achieved if mixing valve is not installed This product only allows one signal to control the boiler operation Operation setting of boiler shall be responsible by installer operate heat pump only 10 C setting from remote controller operate boiler only Alternative mode Outdoor temp operate heat pump only 10 C setting ...

Page 81: ...t when there is demand control Adjust terminal voltage within 1 10 V to change the operating current limit NOTE Does not display when there is no Optional PCB Analog input v Rate Analog input v Rate Analog input v Rate 0 0 not activate 3 9 4 1 40 7 4 7 6 75 0 1 0 6 4 2 45 40 7 7 80 75 0 7 10 not activate 4 3 7 8 0 8 4 4 4 6 45 7 9 8 1 80 0 9 1 1 10 4 7 50 45 8 2 85 80 1 2 15 10 4 8 8 3 1 3 4 9 5 1...

Page 82: ... turn automatically if pop up error happen during operation Force heater will operate follow the latest mode selection mode selection is disable under force heater operation Heater source will ON during force heater mode 21 Force Defrost Initial setting Manual System setup 12 00am Mon Circulation liquid Heat Cool SW Force heater Force defrost Select Confirm Under manual code user can turn on force...

Page 83: ...ng range is 20 C 15 C User shall set whether to use or not to use heater b Heater ON delay time Initial setting 30 minutes Set delay time from compressor ON for heater to turn ON if not achieve water set temperature Setting range is 10 minutes 60 minutes 0 30 Heater ON Compressor ON c Heater ON T of target Temp Initial setting 4 C Set water temperature for heater to turn on at heat mode Setting ra...

Page 84: ...Sterilization temp 55 75 C If use back up heater it is 65 C 3 Operation time Time to run sterilization when it reached setting temp 5min 60min User shall set whether to use or not to use sterilization mode 36 Pump maximum speed Initial setting Depend on 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...

Page 85: ...0am Mon Cool mode Back up heater Reset energy monitor Reset operation history Select Confirm Please press for 10 sec Items that can be set 1 Cool mode Set With Without Cooling function Default is without NOTE As with without Cool mode may affect electricity application please be careful and do not simply change it In Cool mode please be careful if piping is not insulated properly dew may form on p...

Page 86: ...In 2010 the regulations of American Society of Heating Refrigerating and Air Conditioning Engineers in the United States ANSI ASHRAE34 was issued adopting the grades for refrigerants which are difficult to inflame due to their slow burning rates and as a result have smaller damages in cases of fire The burning rate of R32 is lower by 10cm per second and safety standardization for various usage is ...

Page 87: ...e of R410A it is necessary to do installation and service using high pressure tools and components Table 2 Saturated vapor pressure comparison table Unit MPa Temperature Refrigerant R32 R410A R22 20 0 30 0 30 0 14 0 0 71 0 70 0 40 20 1 37 1 35 0 81 40 2 38 2 32 1 43 60 3 84 3 73 2 33 65 4 29 4 17 2 60 Reference Thermal properties table of Japan Society of Refrigerating and Air Conditioning Enginee...

Page 88: ...tools such as screw drivers metal saws electric drills long nose pliers hole core drills ø70 or ø65 linen tape levels temperature gauges clamp meters electric knives nippers pipe cutters reamers or scrapers spring benders diameters 1 4 3 8 1 2 5 8 monkey wrenches fixing wrenches 17 or 12 mm feeler gauges hexagon wrenches 4 mm testers megohm testers etc Tools used for services Works R32 R410A R22 I...

Page 89: ... sizes R32 common R410A R22 Port sizes 1 2 UNF20 7 16 UNF20 5 Charging hoses The pressure resistance of charge hoses is increased At the same time the material is changed to HFC resistant and the size of each manifold adopter is changed as the port size of manifold gauge itself Further some hoses are with anti gas pressure backflow valves placed near the adopters hoses with the valves recommended ...

Page 90: ...ame time the digital scale for refrigerant charging is strengthened by receiving the weight of the refrigerant cylinders with four pillars at the corners The connection ports of charging hoses have two separate ports for R22 7 16 UNF20 and R32 R410A 1 2 UNF20 therefore they can be used for the insertion of the existing refrigerants Digital scale for refrigerant charging 9 Refrigerant cylinders Ref...

Page 91: ...or each HCF type can be used Knowledge for the common usage of tools for R410A R32 R410A and R32 machines use different compressor oils If unregulated compressor oil gets mixed into it may cause damage to the machine function Careful pump down will ensure the recovery of compressor oil and it will minimize the remaining amount of the oil in the manifold gauge and charging hose If you only perform ...

Page 92: ...vention of impurity Leakage checking Insertion of refrigerant Dismantling indoor outdoor units Repairing by brazing Evacuation Air purging new installation and relocation for at or more than 15 minutes re charging at or more than 60 minutes Indoor outdoor units and piping Displacing pipes and wires and displacing indoor outdoor units Indoor outdoor units installation and piping and wiring Removal ...

Page 93: ... of moisture and dirt do not get into the pipes and make sure of no refrigerant leakage The procedure of flaring and precautions a Cutting of pipes use pipe cutter and cut the pipe slowly not to de shape the pipe b Removal of burrs on the edge of pipe reamer or scraper If the condition of pipe edge after the deburring is no good or if burrs attaches on the flaring it may cause refrigerant leakage ...

Page 94: ...nd leave it for 1 2 minutes Then remove the connection side of the charging hose of vacuum pump adopter after checking the needle of manifold gauge does not turn back 4 Open the stem of 2 way valve to 90 in anti clock wise and close the 2 way valve after 10 seconds and perform gas leakage test 5 Remove the charge hose from the service port of 3 way valve and open the stems of 2 way and 3 way valve...

Page 95: ...ly loosen the charging hose in discharging side of recovery device and perform air purge the recovery cylinder needs slight inside pressure 7 Insert electric plug of recovery device into electrical outlet the fan operation starts 8 Turn the valve 1 and 2 of recovery device to pressure equalization point 9 After a few seconds turn back the valve 1 and 2 to the original position 10 Turn the switch o...

Page 96: ...tach and tighten the caps of two way and three way valves with torque wrench 6 Remove the connecting pipes liquid side and gas side b Removal of indoor and outdoor units 1 Remove the connecting pipes and wires between the indoor and outdoor units 2 Attach capping flare nuts on the edges of the pipes connecting the indoor and outdoor units in order to prevent dust and moisture get into the pipes 3 ...

Page 97: ...ures below 6 Remove the charging hose red of the manifold gauge from the vacuum pump adopter 7 After adjusting the digital scale to zero open the cylinder valve and the valve Lo of the manifold gauge and insert the refrigerant 8 If it is not possible to insert the refrigerant at regulated amount at once operate the cooling mode and gradually insert the refrigerant recommended amount approx 150 g 1...

Page 98: ...side check and make sure no refrigerant is contained in the air be careful with vaporized refrigerant Furthermore protect the compressor terminal with metal plates and heat but use wet clothes to cool down releasing the heat the expansion valves and four way valves prevent destruction of parts In brazing it is important to pour the brazing material without melting the base metal based on capillary...

Page 99: ...tly open the oxygen valve of the torch and make sure the gas comes out from the torch crater and then close the oxygen valve Check there is no gas leakage around the hose connection 13 7 4 Adjustment of flame 1 Slightly open the propane valve of the torch and lit with spark lighter This moment the flame is only by propane and the color is red 2 Gradually open the oxygen valve of the torch to mix o...

Page 100: ...mall this has the highest flame heat However due to the excessive oxygen contained in the flame the brazing point gets oxidized This flame may cause holes due to the high heat The pipe may get melt 13 7 6 Closing the flame In case of short break 1 Close the propane valve of the torch 2 Close the oxygen valve of the torch In case of finishing work 1 As above close the flame following the procedure ...

Page 101: ... resistance in stainless steel based brazing suitable for brazing tungsten carbide aluminum bronze and copper BCuP BCuP 2 remain 6 8 7 5 approx 710 approx 785 690 815 21 24 5 Cu Good liquidity suitable for brazing copper tube BCuP 3 4 8 5 2 remain 5 8 6 7 approx 645 approx 815 720 815 21 24 5 Cu Suitable for brazing when the joint spacing is not constant BCuP 5 14 5 15 5 remain 4 8 5 3 approx 645 ...

Page 102: ...n Further by bending the brazing portion of dryer side of the capillary tube at 15 mm from the tube top to the angle of about 120 you can prevent the damage of dryer inside and the clogging of brazing material caused by the excessive insertion of capillary tube 13 7 11 Brazing and heating 1 Place the flame to a pipe which has more heat capacity in order to let the brazing material melt by the pipe...

Page 103: ... capillary tube and dryer etc caution has to be taken to apply the flame to the dryer side thick pipe side in order to prevent burn out by the heat 4 When brazing the compressor connection pipes suction and discharge remove the sound insulation plate and the fan and place the compressor stand vertically to prevent the leakage of compressor refrigerating machine oil and apply the flame from the com...

Page 104: ...an obstructing heat suction 3 Is the setting temperature on the remote controller correct is the setting temperature set at lower higher than the room temperature 13 8 2 Understanding and verification of refrigerant cycle Heat exchanger Heat exchanger Compressor COMP 4 way valve Condenser COND Expansion valve Liquid side 2 way valve Gas side 3 way valve High temp High pressure Air Mid temp High pr...

Page 105: ...ure Excess insertion of refrigerant Clogged capillary expansion valve malfunction Heat releasing obstruction Clog by moisture Dirty condenser attachment of impurity Lack of refrigerant gas Compressor malfunction Operation electric current Excess insertion of refrigerant Lack of refrigerant gas Heat releasing obstruction Compressor malfunction Dirty condenser impurity Mixture of air Insufficient ev...

Page 106: ...let Temperature Water Inlet Temperature temperature at thermostat OFF is triggered 3 C Thermostat Control Outdoor Ambient Temperature 14 1 2 2 Stops provide heating to room side during high outdoor ambient condition Control content Heating operation and water pump will turn OFF when outdoor ambient temperature outdoor thermo off temperature 3 C Outdoor thermo off set temperature is set by control ...

Page 107: ...he room sensor selection at remocon as table below Sensor selection Water temperature B 0 External Room thermostat B 0 Internal Room thermostat Room Thermistor Cool Mode B 0 when Zone OFF or Zone Room Thermo OFF B B 1 room set temp R C actual room temp Max Min Regulation of B Max 5 Min 5 Heat Mode B 0 when Zone OFF or Zone Room Thermo OFF B follow Heating Room Temperature PI control logic Maximum ...

Page 108: ... from 60 C to 55 C When buffer tank selection is YES Target water temperature Target buffer tank temperature 2 C When buffer tank selection is NO o If both zone 1 and zone 2 is active Target Water Temperature Higher zone target water temperature of Zone 1 and Zone 2 o If only one zone is active Target Water Temperature Zone target water temperature of active zone Cool mode o Target water temperatu...

Page 109: ...at Room Thermistor Cool Mode B 0 when Zone OFF or Zone Room Therma OFF B B 1 room set temp R C actual room temp Max Min Regulation of B Max 5 Min 5 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 sensor selection if SHP control bit is enable except Pool function ...

Page 110: ... OFF B B 1 room set temp R C actual room temp Max Min Regulation of B Max 5 Min 5 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 sensor selection if SHP control bit is enable except Pool function select maintain Pool B value Pool function also can be select at Z...

Page 111: ...sensor Target Zone 1 2 Water Temperature is calculated based on selected temperature control type Compensation or Direct and selected room sensor Zone Mixing Valve Zone pump will operate to achieve Target Zone Water Temperature which refer to zone sensor Zone Sensor will detect if zone sensor is open or short Target Water Temperature will set same as the active higher zone water temperature settin...

Page 112: ...tes the outdoor ambient temperature is judged o When Auto Tank mode is selected operation mode switching is judged by both outdoor ambient temperature and indoor air temperature 14 1 8 Auto Cooling Mode Operation Limit Auto Mode Cooling Only operation will start once the outdoor ambient temperature reaches 10 C and compressor will continue to run until the outdoor ambient temperature drops to 8 C ...

Page 113: ...perature for continuously 3 minutes heat pump OFF but water pump continue ON Heat pump thermo ON temperature 1 Heat pump thermo ON temperature water inlet during thermo OFF time 3 C 2 When water outlet temperature heat pump thermo ON temperature heat pump ON Water inlet thermo protection condition Heat pump thermo OFF temperature 1 Water inlet temperature 60 C 55 C for continuously 30 seconds heat...

Page 114: ... tank side during tank heat up interval Both modes will switch alternately Tank mode is the initial running mode of Heat Tank mode 2 Heat pump operation control o During room heat up interval Follow normal heating operation Switching to tank side depends to below cases Case 1 Previous switch from tank interval to room interval due to thermo OFF Switch to tank heat up interval when Tank temp Tank t...

Page 115: ...p interval only when Room Interval Timer is complete OR Room heat pump thermo OFF AND Tank temperature Tank thermo ON temperature Case 3 Previous switch from tank interval to room interval is due to tank interval timer is complete Maintain at room cooling interval regardless of the tank temperature Switch to tank heat up interval only when Room Interval Timer is complete OR Room heat pump thermo O...

Page 116: ... OFF due to thermostat OFF setting is reached Water pump will OFF when room thermo OR tank thermo OR buffer tank thermo OFF Water pump will delay 15 seconds to turn OFF when request to OFF except during anti freeze deice activate or air purge mode Maximum pump speed setting on remote control 1 When Pump flowrate setting is T Standard pump speed is automatically controlled to get the designed water...

Page 117: ...Zone 2 pump P2 use to circulate zone 2 water circuit Zone 2 mixing valve M2 adjust to control the Zone 2 target water temperature When Pool Function select as Zone 2 circuit P2 use to circulate water to heat exchanger which use to transfer heat to pool water Pool pump P3 circulates the pool water through the heat exchanger to get warm water Zone 1 and Zone 2 water pump start condition o Zone room ...

Page 118: ...e Pump Turn OFF Zone pump control during Indoor Anti Freeze Control Zone pump only ON OFF if the Extension PCB connected and Buffer Tank select NO condition When Indoor Anti Freeze flag 1 Zone Pump Turn ON When Indoor Anti Freeze flag 0 Zone Pump Turn OFF Pool Water Pump will not affected by both Indoor anti freeze control or zone anti freeze control 14 2 3 Water Pump Speed Feedback Error Basicall...

Page 119: ...ontinuously 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 14 4 Auto Restart Control 1 When the power supply is cut off during the operation of Air to Water Heatpump the compressor will reoperate after power supply resumes 14 5 Indication Panel LED Operation Color Green Li...

Page 120: ...p heater Off o Heater Stop condition a Force mode off OR b When water outlet temperature water set temperature Remote Control Heater OFF Setting for continuous 15 secs Do not operate heater at the following situation 1 Water outlet temperature sensor and water inlet sensor abnormal 2 Flow switch abnormal 3 Circulation pump stop condition 14 6 2 Room Heater Operation during Deice Purpose To protect...

Page 121: ...rnal Tank Heater use Tank Heater Selection Range External 40 75 C Internal 40 65 C 14 7 2 Internal Heater 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 Set Temperature 5 Heat Pump Thermo OFF 6 20 minutes from previous heater off Room heater turn OFF ...

Page 122: ...ontrol contents o Base pan heater is ON during deice operation and continues ON for 10 minutes after deice operation ends Cancel condition o When outdoor temperature 6 C after deice end or o When operation is not at heating mode or o Base pan heater ON timer count is completed 2 Type B ON Mode Start conditions o When outdoor air temperature is 5 C and operates in heating mode base pan heater is ON...

Page 123: ...rate the force heater 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 Heater to Boil up tank water Cool mode Only Water pump and backup heater will OFF in force heater mode Cool Tank mode Operate pump and internal Heater OR External heater to Boil up t...

Page 124: ...Condition Tank temperature tank set temperature for continuous 15 sec Force mode OFF Tank Mode Operation OFF During tank interval or tank mode condition water pump and 3 ways valve will OFF 14 10 Powerful Operation Powerful mode is use to increase the capacity of heat pump to achieve higher target temperature Powerful mode is applicable when heat mode is operating Remote control setting On quick m...

Page 125: ... selected day to start sterilization function o Boiling temperature Internal heater is 55 C 65 C o Maximum operation time is 5 minutes to 1 hour Start condition o Tank connection set to YES by remote control o Sterilization function selects YES o Sterilization signal received from remote controller by timer o Tank mode request ON Stop condition o When boiling timer is completed Boiling timer Remot...

Page 126: ...improve the heat pump performance Control Detail Remocon can select either the extra outdoor ambient sensor is connected or not YES NO The alternative outdoor ambient sensor will connect to indoor unit main PCB terminal o when alternative sensor select NO Original Outdoor temperature sensor will use for Indoor Outdoor heat pump operation reference sensor Data communication direction OUTDOOR send o...

Page 127: ...ank thermo ON Thermo OFF only when achieve tank thermo OFF depend on the Tank System Setting 14 16 SMART DHW mode Panasonic All In One model provide the option to choose STANDARD DHW Mode or SMART DHW Mode for Tank Heat Up according to requirement SMART DHW mode comparatively consume lower tank heat up power but longer re heat time than STANDARD DHW Mode SMART DHW control During SMART DHW start ti...

Page 128: ...OFF stand by OR error occurs o Water flowing flag is ON o Water flow switch is not abnormal o Outdoor ambient temp 3 C OR outdoor ambient temp sensor is abnormal o Water inlet outlet temp 6 C o After 5 minutes from previous water pump OFF Water pump turn OFF when ANY of below conditions is fulfilled o Outdoor ambient temperature 4 C o During 5 C outdoor ambient temp 4 C After water pump ON for 4 m...

Page 129: ... 14 19 Solar Operation Optional 14 19 1 Solar Operation Solar function This function allow user to control the solar pump to operate depend on the solar sensor reading compare to the tank installed Solar pump will circulate the hot water energy store at solar panel to heat up the DHW Tank or Buffer Tank Solar Connection Diagram Solar function can only enable when the Optional PCB is connected Few ...

Page 130: ...art condition Solar panel temperature Delta T turn on setting temp R C Tank temperature depend on selection DHW or Buffer AND Tank temperature DHW or Buffer Solar HI Limit Temp R C AND Operation ON with heat mode apply to solar connect to Buffer Tank case Condition c ignore if the solar system is connect to DHW tank control active under operation OFF time for Tank connection case o Solar pump stop...

Page 131: ...o Boiler signal turn ON and heat pump and water pump turn OFF when Outdoor ambient Outdoor Ambient Set AND Boiler prohibit flag 0 However indoor water pump can operate when Anti freeze control condition fulfilled o Boiler signal turn OFF and heat pump and water pump turn ON when Outdoor ambient Outdoor Ambient Set 2 C OR Boiler prohibit flag 1 Parallel Mode o Parallel mode allows heat pump and boi...

Page 132: ...es at tank side OR Boiler prohibit flag 1 SG ready Control Mode o Using same SG ready from Sub Board input to control boiler ON OFF output When this SG ready is select for bivalent 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 ready bit input to c...

Page 133: ...n Circuit OFF Short Circuit ON Set Temp Actual Temp Short Circuit ON Open Circuit OFF Control Content External room thermostat control activate only when remote thermostat connection select YES by Indoor control panel When indoor running heat mode refer thermo On Off from heating line feedback And when indoor running cool mode refer thermo On Off from cooling line feedback Heat pump Off immediatel...

Page 134: ...4 23 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 in cool mode CLOSE the 2 ways valve 3 Stop condition a During stop mode fix 2 ways valve in close condition During pump down mode fix 2 ways valve in close c...

Page 135: ... to the current operation request Pop up menu at remocon main screen as above screen to inform customer system stop by External Switch It is possible to press cancel and return to main screen to do change of operation setting while waiting the External Switch turn ON back Remocon LED will always follow the latest changes from remocon If no action on remocon for continuous 5 minutes the pop up scre...

Page 136: ...pump 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 There is NO pop up screen like External Switch when this External Compressor Switch is OFF Heater ON OFF function Purpose Heater ON OFF function is use to turn OFF the heater backup heater booster hea...

Page 137: ...e or Tank Mode Operation ON OFF will depend on remocon request When Heat Mode is running with Contact Open user change this setting to contact close indoor will this signal to remocon judge and change mode to cool and send back to indoor And it is same as from cool mode change to heat mode This switch have higher priority remocon follow indoor send signal when control activated There is no effect ...

Page 138: ...ow Target Buffer tank temperature control specification No change of Target zone water temperature only set higher buffer tank temperature DHW Tank side New Tank Set Temperature Tank Set Temperature Remote Control setting for DHW Capacity 1 Max regulation depend on the tank max setting limit If Buffer selection is NO Room side New Target Zone Water Temperature Current Target Zone Water Temperature...

Page 139: ... menu 0 10V input for this electrical current control is detected Control content If start condition is fulfilled indoor will receive the voltage signal from optional PCB Indoor will send the rate value to outdoor unit Outdoor will change the current limit according to the percentage receive from indoor unit 14 29 Holiday Mode Purpose Promotes energy saving by allowing the user to stop the system ...

Page 140: ...th received target water outlet temperature Heat pump will operate according to Heat pump 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 complete unit will turns OFF and exit dry concrete function o 3 ways valve and booster heater will turn OFF and 2 ...

Page 141: ...A Y A Heating 11 0 14 0 Cooling 8 3 14 0 A DC Peak Current Control 1 When the current to IPM exceeds set value 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 ...

Page 142: ... high voltage detection 5 V or when open circuit detection 0V for 5 seconds continuously After detection When abnormality is detected continue 5 seconds unit stop operation OFF ON control panel LED will blink H64 error occurs 15 1 6 Outside Temperature Current Control Compresso r stop Outdoor temperature 23 C 14 C 20 C 21 C 23 C 12 C Max current value is regulated ...

Page 143: ...e 1 control 15 2 3 Force Defrost Operation Force defrost can be set through remote control with two selection Manual OR Auto If Manual defrost set heat pump only run force defrost at heat mode when force defrost request from quick menu remote control If Auto defrost set heat pump automatically run force defrost operation after 3 hours heating accumulation time without defrost when ambient below 5 ...

Page 144: ...or starts Compressor frequency will adjust base on outdoor air temperature 15 3 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 prevention H99 will memory in error h...

Page 145: ... Y A X A Y A Heating 15 0 17 0 15 0 17 0 Cooling 12 2 17 0 12 2 17 0 A DC Peak Current Control 1 When the current to IPM exceeds set value 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 co...

Page 146: ...h voltage detection 5 V or when open circuit detection 0V for 5 seconds continuously After detection When abnormality is detected 4 times within 120 minutes unit stop operation OFF ON control panel LED will blink H64 error occurs 16 1 6 Outside Temperature Current Control Compresso r stop Outdoor temperature 23 C 14 C 20 C 21 C 23 C 12 C Max current value is regulated ...

Page 147: ...e 1 control 16 2 3 Force Defrost Operation Force defrost can be set through remote control with two selection Manual OR Auto If Manual defrost set heat pump only run force defrost at heat mode when force defrost request from quick menu remote control If Auto defrost set heat pump automatically run force defrost operation after 3 hours heating accumulation time without defrost when ambient below 5 ...

Page 148: ...or starts Compressor frequency will adjust base on outdoor air temperature 16 3 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 prevention H99 will memory in error h...

Page 149: ...timal performance of the unit seasonal inspections on the unit functional check of RCCB field wiring and piping have to be carried out at regular intervals This maintenance should be carried out by authorized dealer 17 2 1 Maintenance for Water Filter Set 1 Remove the Cover by loosening the mounting screws to access to the Water Filter Set 2 Turn OFF power supply 3 Set the two valves for the Water...

Page 150: ...150 17 3 Pump Down Procedures Refer below steps for proper pump down procedure Screen 4 Press SW scroll to Pump down Press ...

Page 151: ... To Adjust Pump Speed Press scroll to Installer setup Screen 4 Range 0 1 99 9 L min Press or SW to select confirm maximum duty Range 0 x40 0xFF Screen 6 Screen 5 Press or SW to select confirm operation 11 00am Mon ...

Page 152: ...ion should be turned OFF 2 Whenever at Screen 6 if press SW to OFF pump operation should be turned OFF Press scroll to Installer setup Screen 4 Range 0 1 99 9 L min Press or SW to select confirm maximum duty Range 0 x40 0xFF Screen 6 Screen 5 Press or SW to select confirm operation 11 00am Mon ...

Page 153: ...153 17 6 How To Unlock Cool Mode Operation must be OFF Display latest status retrieved from EEPROM Press SW s continuously for 5secs ...

Page 154: ...ess 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 shown below 0 2s Later 0 2s Later 0 2s Later EEPROM default data setup is only possible during initialization process Real time and date will blink ...

Page 155: ...17 8 Dry Concrete Setup 11 00am Mon Screen 4 Screen 5 Screen 6 Once ON is confirm stage 1 setup will start Every day stage will increment with its respective setup Next Page Press scroll to Installer setup ...

Page 156: ...se 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 stage 10 10 Repeat the same procedure Press to store latest status the the display will return to Screen 4 Press button to return to stage 9 10 ...

Page 157: ...d water circuit system An automatic air purge valve is provided inside the indoor unit To automatically purge the air from the system turn the plug on the air outlet anticlockwise by one complete turn from fully closed position Excessive air is automatically purged if the plug is kept in this position 4 Indoor unit control board area Thorough visual inspection of the control board and look for def...

Page 158: ...r version and there is no internet access please get FTDI Ltd s USB RS232C conversion IC driver VCP driver and install http www ftdichip com Drivers VCP htm If forget Password and cannot operate remote controller Press for 5 sec Password unlock screen appears press Confirm and it shall reset Password will become 0000 Please reset it again CAUTION Only display when it is locked by password Setting ...

Page 159: ... Without Cooling function Default is without CAUTION As with without Cool mode may affect electricity application please be careful and do not simply change it In Cool mode please be careful if piping is not insulated properly dew may form on pipe and water may drip on the fl oor and damage the fl oor Backup heater Use Do not use Backup heater CAUTION It is different from to use not to use backup ...

Page 160: ... 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 161: ...ressure Electric current during operation Low 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 Outdoor heat exchange deficiency Clogged expansion valve or Strainer Carry out the measurements of pressure electric current and temperature fif...

Page 162: ...l LED will again blinks and error code will be display The error code will store in IC memory To check the error code When an abnormality occurs system will stop operation and OFF ON control panel LED will blink Error code of the abnormality will be display on the control panel To determine the abnormality description the error code table needs to be referred eg To display past last error code Tur...

Page 163: ...163 Press button and select System Check Display last 4 error retrieved from EEPROM Screen 4 Press SW to select Error history ...

Page 164: ...essure abnormality Continue for 5 sec Outdoor high pressure sensor defective or disconnected H65 Abnormal deice water circulation water flow 7 l min continously for 20 second during anti freeze deice Water pump H67 Abnormal External Thermistor 1 Continue for 5 sec Room temperature Zone 1 sensor H68 Abnormal External Thermistor 2 Continue for 5 sec Room temperature Zone 2 sensor H70 Back up heater ...

Page 165: ...oor air temperature sensor abnormality Continue for 5 sec Outdoor air temperature sensor defective or disconnected F37 Indoor water inlet temperature sensor abnormality Continue for 5 sec Water inlet temperature sensor defective or disconnected F40 Outdoor discharge pipe temperature sensor abnormality Continue for 5 sec Outdoor discharge pipe temperature sensor defective or disconnected F41 PFC co...

Page 166: ...eration 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 167: ... 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 168: ... 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 ...

Page 169: ... 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 170: ...rigerant pipe temperature 2 C b Present high pressure high pressure at compressor startup 5kg cm2 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 171: ...t Continue for 5 seconds For safety reason and to prevent component breakdown always switch off the power before remove and connect the component Caution YES Correct sensor connection NO YES Abnormal solar sensor H28 happens check connection at CN207 normal Change solar sensor NO Measure resistance of sensor match characteristic Change Indoor sub PCB ...

Page 172: ...r safety reason and to prevent component breakdown always switch off the power before remove and connect the component Caution YES Correct connection Change swimming pool sensor NO YES Measure sensor resistance match swimming pool sensor characteristic Correct sensor connection NO H31 happens check connector sensor at CN204 connection normal Abnormal swimming pool sensor Change Indoor sub PCB ...

Page 173: ...s For safety reason and to prevent component breakdown always switch off the power before remove and connect the component Caution YES Correct connection NO Change buffer tank sensor NO YES Disconnect sensor from sub PCB measure resistance of sensor and compare against characteristic same Abnormal buffer tank sensor H36 check buffer tank sensor connection at CN205 normal Change sub PCB ...

Page 174: ...ot match For safety reason and to prevent component breakdown always switch off the power before remove and connect the component Caution YES Use only Panasonic units Change to Panasonic unit NO Brand code not match Check the brand of indoor and outdoor unit both Panasonic Change PCB outdoor ...

Page 175: ...bove 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 176: ...ent breakdown always switch off the power before remove and connect the component Caution NO YES YES Check plug out connector from zone 1 connector sub PCB in match the PCB measure resistance of zone 1 sensor characteristic Abnormal zone 1 sensor Check the turn off power check connector connection Normal Poor contact Correct connection NO Defective zone sensor Defective zone sensor Replace sensor ...

Page 177: ...e for 5 seconds For safety reason and to prevent component breakdown always switch off the power before remove and connect the component Caution YES Correct abnormal connection NO Change sensor zone 2 YES Plug out from sub PCB check sensor characteristics measure resistance is it match Abnormal zone 2 sensor Turn off power check connector connection normal Change PCB ...

Page 178: ...detected 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 179: ...n Conditions During operation of cooling and heating when the outdoor high pressure sensor output signal is 0 Vdc or 5 Vdc Malfunction Caused 1 Faulty connector connection 2 Faulty sensor 3 Faulty outdoor unit PCB main Abnormality Judgment Continue 4 times in 20 minutes ...

Page 180: ...he water flow 10l min detected by the water flow switch is used to determine deice circulation error Malfunction Caused 1 Water flow in air to water heatpump indoor unit circuitry 2 Faulty indoor unit water flow switch 3 Faulty indoor unit water pump 4 Faulty indoor unit PCB Abnormality Judgment Continue for 10 seconds ...

Page 181: ... 5 seconds For safety reason and to prevent component breakdown always switch off the power before remove and connect the component Caution YES Correct connection NO Change external thermistor 1 NO YES Disconnect sensor from sub PCB measure resistance of sensor and compare against sensor characteristic same Abnormal external thermistor 1 Check CN205 connector on sub PCB normal Change sub PCB ...

Page 182: ...For safety reason and to prevent component breakdown always switch off the power before remove and connect the component Caution YES Correct external thermistor 2 sensor connector NO Change external thermistor 2 NO YES Check resistance of external thermistor 2 compare against characteristic of external thermistor same Abnormal external thermistor 2 Check connector CN205 on sub PCB normal Change su...

Page 183: ...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 184: ...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 185: ... 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 Caution YES Correct connection at CN PWR NO YES PCB communication error H74 happens check connection at CN PWR normal YES Abnormal AC POWER supply NO Check CN PWR 230 240 V Replace sub PCB NO Check CN C...

Page 186: ...cation Abnormality H76 Malfunction Decision Conditions During standby and operation of cooling and heating indoor control panel error occur Malfunction Caused 1 Faulty connector connection 2 Faulty control panel 3 Faulty indoor unit PCB main ...

Page 187: ...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 188: ...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 189: ...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 190: ...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 191: ...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 192: ...alfunction 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 mi...

Page 193: ... 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 194: ... fan motor feedback of rotation 2550 rpm or 50 rpm 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 ...

Page 195: ...ating when outdoor current above 24 1 A Heating and 16 4 A Cooling UD07FE5 and 28 1 A Heating and 18 1 A Cooling UD09FE5 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 196: ...ve 112 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 197: ...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 198: ...tions During operation of cooling and heating when outdoor DC current is above 34 A 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 199: ...ooling water inlet 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 ...

Page 200: ...3 2 3 way valve closed 4 Clogged expansion valve or strainer 5 Faulty outdoor unit PCB main Abnormality Judgment Continue 2 times in 20 minutes Check for gas leaking Is the leaking found Does it conform to sensor characteristics Is the pressure sensor value and actual mismatched Replace the pressure sensor Yes Yes Repair leak point or replace reclaim and recharge gas Procedure complete Check senso...

Page 201: ... 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 202: ...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 203: ...ffthe power before remove and connect the component No Yes Yes Check the CN DIS CN TH1 connection Turn OFF the power Check the connector connection Is the CN DIS CN TH1 connector normal Measured the resistance of the sensor is the measured resistance matches the value specified in its characteristic chart Defect in Outdoor Unit PCB Replace the Outdoor Unit PCB Check Refrigeration Cycle Pressure Is...

Page 204: ...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 6 Faulty connector connection 7 Faulty sensor 8 Faulty indoor unit PCB Abnormality Judgment Continue for 5 seconds ...

Page 205: ... 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 206: ...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 207: ... 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 208: ...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 209: ... 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 210: ... 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 211: ... 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 212: ...r CT open circuit is detected by checking the compressor running frequency rated frequency and CT detected input current 0 65 A for continuously 20 seconds Malfunction Caused 1 CT defective 2 Faulty outdoor unit PCB main 3 Compressor defective low compression Abnormality Judgment Continue 3 times in 20 minutes ...

Page 213: ... 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 214: ...in electric shocks WARNING Be sure to switch off all the power supply before performing each of the below action 20 1 To Remove The Cabinet Front Plate 20 2 To Remove The Cabinet Top Plate Cabinet Front Plate Screws 1 Remove 5 mounting screws 2 Slide the cabinet fron t plate downward to release the pawls Then pull it toward front to remove it Cabinet Top Plate 1 Remove the 12 mounting screws 2 Lif...

Page 215: ...move Pressure Gauge 4 Slide the cabinet rear plate downward to release the pawls Then pull it out to remove it 3 Remove 3 mounting screws 2 Remove 5 mounting screws 1 Remove 4 mounting screws Pressure Gauge 2 Use spanner to release nut of pressure gauge ...

Page 216: ...20 5 To Remove RCCB 20 6 To Remove Reactor 1 Disconnect 2 lead wires Black and White RCCB 3 Remove screws to remove RCCB 2 Disconnect 2 lead wires Black and White Reactor 1 Remove 2 screws to remove Reactor ...

Page 217: ...all the connectors from the Electronic Controller CN TH3 CN TH1 CN FLWSEN CN PUMP1 CN OLP1 CN HT 2 Disconnect all lead wires of G01 Green G02 Green G03 Green AC2 N2 White HT1 L3 Red AC2 L3 Black Data Red AC1 N White AC1 L3 Black and ACL3 Black Electronic Controller Board ...

Page 218: ...1 Remove all lead wire FG1 Green AC L Grey DCP Red DCN2 Black DCN Black AC C Blue AC BLK01 Black AC BLK02 Black COM3 Red AC WHT02 White and U Red V Blue W Yellow connector 2 Disconnect all the connectors from the electronic control board CN FM1 CN WHT CN HOT CN PSW1 CN RY1 CN TANK CN HPS CN TH3 CN TH1 CN DIS CN EV ...

Page 219: ...elief Valve 2 Remove 2 retaining ring 3 Pull down to remove the water hose 4 Pull out to remove Pressure Relief Valve Air Purge Valve 1 Turn the Air Purge Valve anti clockwise then relea se the retaining ring and pull out the air purge valve 1 Disconnect the connector of CN FLWSEN from the Water side Electronic Controller Board 3 Lift up slowly to remove the flow sensor 2 Remove 2 retaining ring F...

Page 220: ...racket 3 Remove 2 retaining ring then slowly pull out the water pump When reinstall the water pipe use grease or water at the joining If pump is replace please follow below instruction 1 Please fix bag around the connector as shown and seal it with a band Make sure bag opening facing down To prevent water accumulate Hose Band ...

Page 221: ...WHITE LEAD WIRE FIXING FOR HEATER 2 Remove terminal cover by releasing 1 screw then remove the Overload P rotector OLP lead wire Blue and Black LEAD WIRE FIXING FOR OLP BLUE BLUE BLACK BLACK 3 Remove 2 screw from the Heater Bracket 4 Release 2 retaining ring and slowly remove the Heater Complete Heater ...

Page 222: ... Remove Filter 1 Remove the access cover by removing 2 screws Water Filter 2 Pull up the Water Filter set 1 Set 2 valve for the Water Filter Set to CLOSE 3 Remove the retaining ring then remove the the Water Filter ...

Page 223: ... 6 C WBT Indoor water inlet temperature 30 C Indoor water outlet temperature 35 C 4 000 4 200 4 400 4 600 4 800 5 000 5 200 20 18 16 14 12 10 8 6 4 2 0 2 4 6 8 10 12 14 16 18 20 22 24 26 Capacity kW Outdoor Air Temperature C 0 800 1 000 1 200 1 400 1 600 1 800 2 000 2 200 20 18 16 14 12 10 8 6 4 2 0 2 4 6 8 10 12 14 16 18 20 22 24 26 Input Power kW Outdoor Air Temperature C ...

Page 224: ...water inlet temperature 12 C Indoor water outlet temperature 7 C 4 000 4 200 4 400 4 600 4 800 5 000 5 200 5 400 16 18 20 22 24 26 28 30 32 34 36 38 40 42 44 Capacity kW Outdoor Air Temperature C 0 800 1 000 1 200 1 400 1 600 1 800 2 000 16 18 20 22 24 26 28 30 32 34 36 38 40 42 44 Input Power kW Outdoor Air Temperature C ...

Page 225: ...r inlet temperature 19 C Indoor water outlet temperature 14 C 5 200 5 400 5 600 5 800 6 000 6 200 6 400 6 600 6 800 16 18 20 22 24 26 28 30 32 34 36 38 40 42 44 Capacity kW Outdoor Air Temperature C 0 800 1 000 1 200 1 400 1 600 1 800 2 000 16 18 20 22 24 26 28 30 32 34 36 38 40 42 44 Input Power kW Outdoor Air Temperature C ...

Page 226: ...nlet temperature 23 C Indoor water outlet temperature 18 C 4 200 4 400 4 600 4 800 5 000 5 200 5 400 5 600 5 800 16 18 20 22 24 26 28 30 32 34 36 38 40 42 44 Capacity kW Outdoor Air Temperature C 0 600 0 700 0 800 0 900 1 000 1 100 1 200 1 300 16 18 20 22 24 26 28 30 32 34 36 38 40 42 44 Input Power kW Outdoor Air Temperature C ...

Page 227: ...mperature 30 C Indoor water outlet temperature 35 C 4 500 5 000 5 500 6 000 6 500 7 000 7 500 20 18 16 14 12 10 8 6 4 2 0 2 4 6 8 10 12 14 16 18 20 22 24 26 Capacity kW Outdoor Air Temperature C 0 800 1 000 1 200 1 400 1 600 1 800 2 000 2 200 2 400 2 600 20 18 16 14 12 10 8 6 4 2 0 2 4 6 8 10 12 14 16 18 20 22 24 26 Input Power kW Outdoor Air Temperature C ...

Page 228: ...er inlet temperature 12 C Indoor water outlet temperature 7 C 5 000 5 500 6 000 6 500 7 000 7 500 16 18 20 22 24 26 28 30 32 34 36 38 40 42 44 Capacity kW Outdoor Air Temperature C 0 800 1 000 1 200 1 400 1 600 1 800 2 000 2 200 2 400 2 600 16 18 20 22 24 26 28 30 32 34 36 38 40 42 44 Input Power kW Outdoor Air Temperature C ...

Page 229: ...nlet temperature 19 C Indoor water outlet temperature 14 C 6 500 7 000 7 500 8 000 8 500 9 000 9 500 16 18 20 22 24 26 28 30 32 34 36 38 40 42 44 Capacity kW Outdoor Air Temperature C 0 800 1 000 1 200 1 400 1 600 1 800 2 000 2 200 2 400 2 600 16 18 20 22 24 26 28 30 32 34 36 38 40 42 44 Input Power kW Outdoor Air Temperature C ...

Page 230: ...t temperature 23 C Indoor water outlet temperature 18 C 6 000 6 200 6 400 6 600 6 800 7 000 7 200 7 400 7 600 7 800 16 18 20 22 24 26 28 30 32 34 36 38 40 42 44 Capacity kW Outdoor Air Temperature C 0 600 0 800 1 000 1 200 1 400 1 600 1 800 2 000 16 18 20 22 24 26 28 30 32 34 36 38 40 42 44 Input Power kW Outdoor Air Temperature C ...

Page 231: ... inlet temperature 30 C Indoor water outlet temperature 35 C 6 000 6 500 7 000 7 500 8 000 8 500 9 000 20 18 16 14 12 10 8 6 4 2 0 2 4 6 8 10 12 14 16 18 20 22 24 26 Capacity kW Outdoor Air Temperature C 1 000 1 500 2 000 2 500 3 000 3 500 4 000 20 18 16 14 12 10 8 6 4 2 0 2 4 6 8 10 12 14 16 18 20 22 24 26 Input Power kW Outdoor Air Temperature C ...

Page 232: ...nlet temperature 12 C Indoor water outlet temperature 7 C 5 000 5 500 6 000 6 500 7 000 7 500 8 000 8 500 9 000 9 500 10 000 16 18 20 22 24 26 28 30 32 34 36 38 40 42 44 Capacity kW Outdoor Air Temperature C 1 000 1 500 2 000 2 500 3 000 3 500 16 18 20 22 24 26 28 30 32 34 36 38 40 42 44 Input Power kW Outdoor Air Temperature C ...

Page 233: ...perature 19 C Indoor water outlet temperature 14 C 6 500 7 000 7 500 8 000 8 500 9 000 9 500 10 000 10 500 11 000 11 500 12 000 16 18 20 22 24 26 28 30 32 34 36 38 40 42 44 Capacity kW Outdoor Air Temperature C 1 000 1 500 2 000 2 500 3 000 3 500 4 000 16 18 20 22 24 26 28 30 32 34 36 38 40 42 44 Input Power kW Outdoor Air Temperature C ...

Page 234: ...r inlet temperature 23 C Indoor water outlet temperature 18 C 7 000 7 500 8 000 8 500 9 000 9 500 10 000 16 18 20 22 24 26 28 30 32 34 36 38 40 42 44 Capacity kW Outdoor Air Temperature C 1 000 1 200 1 400 1 600 1 800 2 000 2 200 2 400 2 600 16 18 20 22 24 26 28 30 32 34 36 38 40 42 44 Input Power kW Outdoor Air Temperature C ...

Page 235: ...W Input Power W Capacity W Input Power W Capacity W Input Power W 20 4860 2030 4660 2350 4440 2750 4230 3130 15 5800 2110 5600 2400 5300 2840 5000 3320 7 6760 2070 6800 2420 6300 2820 6300 3390 4740 2760 2 6830 1660 7000 2060 6850 2500 6300 2920 4800 2400 7 7320 1190 7000 1470 7000 1960 7000 2480 6180 2440 25 6800 640 6670 930 6790 1380 6700 1800 6220 1780 21 2 3 WH MDC09J3E5 Water Out 25ºC 35ºC 4...

Page 236: ... MDC07J3E5 OD Water Out 7ºC Water Out 14ºC Water Out 18ºC IQ IP IQ IP IQ IP 16 5380 830 6690 850 7650 760 25 6960 1820 9060 1980 7580 1230 35 7000 2290 8370 2470 7000 1480 43 5600 2550 6870 2580 6100 1880 21 3 3 WH MDC09J3E5 OD Water Out 7ºC Water Out 14ºC Water Out 18ºC IQ IP IQ IP IQ IP 16 6890 1210 8650 1230 9820 1190 25 9500 2840 11550 3060 9680 1820 35 9000 3320 10100 3510 9000 2120 43 5420 2...

Page 237: ...operations and other heat sources ACXF82 93 340 56215 111 WH MDC05J3E5 101 101 WH M DC07J3E5 STORAGE RECOMMEN DATIONS Keep in good order tightly closed in a cool well ventila ted place Keep the area dry Keep fr es hot surface welding operations and other heat sources ACXF82 93 340 56215 116 WH M DC07J3E5 STORAGE RECOMMEN DATIONS Keep in good order tightly closed in a cool well ventila ted place Ke...

Page 238: ...igerant System 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 78 1 19 26 32 36 37 38 39 40 41 42 43 44 45 74 74 76 ...

Page 239: ...exploded view is for the purpose of parts disassembly and replacement The non numbered parts are not kept as standard service parts 1 3 5 6 4 6 7 7 8 9 10 11 12 13 14 15 16 17 18 20 21 22 23 24 49 46 47 48 90 34 35 93 50 ...

Page 240: ...240 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 28 29 97 100 98 97 30 96 95 96 31 33 99 ...

Page 241: ...43C2169J O 21 V COIL COMPLETE MAIN EXPANSION VALVE 1 CWA43C2342 O 22 SENSOR COMP OUTDOOR AIR PIPE TEMP 1 CWA50C2652 O 23 SENSOR COMP DISCHARGE TEMP 1 CWA50C2528 O 24 SENSOR COMP DEFROST TEMP 1 CWA50C2665 O 25 SOUND PROOF MATERIAL 1 ACXG30 10190 26 CABINET REAR PLATE COMPLETE 1 ACXE02C01210 28 TERMINAL BOARD ASS Y 1 2 3 4 5 1 CWA28K1251 O 29 ELECTRONIC CO CAPACITOR 1 CWA746184 O 30 ELECTRONIC CO NO...

Page 242: ... 68 TERMINAL BOARD ASS Y 13 14 15 16 17 18 3 CWA28K1343 O 69 TERMINAL BOARD ASS Y A B 1 CWA28K1238 O 70 SENSOR COMPLETE WATER IN OUT REF TEMP 1 ACXA50C06750 O 71 SENSOR COMPLETE HEX WATER OUTLET 1 ACXA50C06660 O 72 REMOTE CONTROL COMPLETE 1 ACXA75C15750 O 73 RECEIVER 1 CWB141066 74 HANDLE 4 CWE161021 75 SOUND PROOF MATERIAL 1 ACXG30 10210 76 CABINET FRONT PLATE CO 1 ACXE06C03790 77 CABINET FRONT P...

Page 243: ...483 96 SHOCK ABSORBER 2 CWG713660 97 SHOCK ABSORBER 2 CWG713661 98 SHOCK ABSORBER 2 CWG713662 99 BASE BOARD COMPLETE 1 ACXG62C02080 100 C C CASE 1 ACXG50 55100 101 MODEL LABEL 2 ACXF85 31560 Note All parts are supplied from PAPAMY Malaysia Vendor Code 00029488 O marked parts are recommended to be kept in stock ...

Page 244: ... COMPLETE MAIN EXPANSION VALVE 1 CWA43C2342 O 22 SENSOR COMP OUTDOOR AIR PIPE TEMP 1 CWA50C2652 O 23 SENSOR COMP DISCHARGE TEMP 1 CWA50C2528 O 24 SENSOR COMP DEFROST TEMP 1 CWA50C2665 O 25 SOUND PROOF MATERIAL 1 ACXG30 10190 26 CABINET REAR PLATE COMPLETE 1 ACXE02C01210 28 TERMINAL BOARD ASS Y 1 2 3 4 5 1 CWA28K1251 O 29 ELECTRONIC CO CAPACITOR 1 CWA746184 O 30 ELECTRONIC CO NOISE FILTER 1 ACXA73 ...

Page 245: ... 13 14 15 16 17 18 3 CWA28K1343 O 69 TERMINAL BOARD ASS Y A B 1 CWA28K1238 O 70 SENSOR COMPLETE WATER IN OUT REF TEMP 1 ACXA50C06750 O 71 SENSOR COMPLETE HEX WATER OUTLET 1 ACXA50C06660 O 72 REMOTE CONTROL COMPLETE 1 ACXA75C15750 O 73 RECEIVER 1 CWB141066 74 HANDLE 4 CWE161021 75 SOUND PROOF MATERIAL 1 ACXG30 10210 76 CABINET FRONT PLATE CO 1 ACXE06C03790 77 CABINET FRONT PLATE 1 ACXE06 04500A 78 ...

Page 246: ... SHOCK ABSORBER 2 CWG713661 98 SHOCK ABSORBER 2 CWG713662 99 BASE BOARD COMPLETE 1 ACXG62C02080 100 C C CASE 1 ACXG50 55100 101 MODEL LABEL 2 ACXF85 31570 ACXF85 31580 Note All parts are supplied from PAPAMY Malaysia Vendor Code 00029488 O marked parts are recommended to be kept in stock PAPAMY Printed in Malaysia FB0320 0 ...

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