Panasonic WH-MDC05H3E5 Service Manual
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Panasonic WH-MDC05H3E5 Service Manual

Air-to-water heatpump
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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 repair the products dealt with in this service information by anyone else could result in serious injury or death.
In order to avoid frostbite, be assured of no refrigerant leakage during the installation or repairing of refrigerant circuit.
WARNING
PRECAUTION OF LOW TEMPERATURE
Mono Bloc Unit
WH-MDC05H3E5
W
W
Destination
Europe
Turkey
© Panasonic Corporation 2017.

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Summary of Contents for Panasonic WH-MDC05H3E5

  • Page 1 PRECAUTION OF LOW TEMPERATURE In order to avoid frostbite, be assured of no refrigerant leakage during the installation or repairing of refrigerant circuit. © Panasonic Corporation 2017.

  • Page 2: Safety Precautions

    Safety Precautions  Read the following “SAFETY PRECAUTIONS” carefully before installation of (Mono bloc) Air-to-Water Heatpump system (hereafter referred to as “Mono bloc unit”).  Electrical works and water installation works must be done by licensed electrician and licensed water system installer respectively.
  • Page 3 WARNING When installing electrical equipment at wooden building of metal lath or wire lath, in accordance with electrical facility standard, no electrical contact between equipment and building is allowed. Insulator must be installed in between. This installation may be subjected to building regulation approval applicable to respective country that may require to notify the local authority before installation.

  • Page 4: Specifications

    Specifications WH-MDC05H3E5 Item Unit Refrigerant System Performance Test Condition EN 14511 Condition A35W7 (Ambient/Water) 4.50 Cooling Capacity BTU/h 15300 kcal/h 3870 3.28 Cooling EER kcal/hW 2.82 Condition A7W35 A2W35 (Ambient/Water) 5.00 4.80 Heating Capacity BTU/h 17100 16400 kcal/h 4300 4130 5.08...
  • Page 5 Item Unit Refrigerant System Fin material Aluminium (Pre Coat) Fin Type Corrugated Fin Heat Exchanger Row × Stage × FPI 2 × 36 × 18 Size (W × H × L) 36.4 × 756 × 902 : 872 ø Single Power Source (Phase, Voltage, Cycle) Condition A35W7...
  • Page 6 Item Unit Water System Performance Test Condition EN 14511 Cooling: 16 ~ 43 Outdoor Ambient °C Heating: -20 ~ 35 Operation Range Cooling: 5 ~ 20 Water Outlet °C Heating: 20 ~ 55 Cooling: 10.0 Internal Pressure Differential Heating: 12.0 Water Drain Hose Inner Diameter mm (inch) 15.0 (19/32)
  • Page 7 Features  Inverter Technology - Energy saving  High Efficiency  Compact Design  Environment Protection - Non-ozone depletion substances refrigerant (R410A)  Easy to use control panel  Weekly Timer setting  Quality Improvement - Random auto restart after power failure for safety restart operation - Gas leakage protection - Prevent compressor reverse cycle - Inner protector to protect compressor...
  • Page 8 Main Components DETAIL A Connector name Component name 1 PCB 9 Heater assembly Water inlet 0 Overload protector (2 pieces) Single phase RCCB (Main Power) Water outlet a Pressure relief valve Single phase RCCB (Backup Heater) b Air purge valve 3 Heat Exchanger c Water Filter Set 4 Water Pressure gauge...

  • Page 9: Mono Bloc Unit

    Dimensions Mono Bloc Unit <Top View> <Front View> <Side View> 1284 <Side View> <Back View> Unit: mm...

  • Page 10: Refrigeration And Water Cycle Diagram

    6. Refrigeration and Water Cycle Diagram Outdoo r Side Mono bloc Unit Water Pressure Gauge Liquid Side Expansion (3-Way Valve) Strainer Valve Strainer Shut Shut Valve Valve Water Inlet Filter Water Pump Receiver Water Inlet Ref Pipe Temp. Temp. Sensor Sensor Pipe Temp.

  • Page 11: Electronic Circuit Diagram

    Electronic Circuit Diagram Water System EXTERNAL COMP. SW HEAT/COOL SWITCH SG SIGNAL SOLAR TEMP. SENSOR DEMAND SIGNAL WATER TEMP. ZONE 1 WATER TEMP. ZONE 2 POOL TEMP. SENSOR BUFFER TANK SENSOR ROOM TEMP. ZONE 1 ROOM TEMP. ZONE 2...

  • Page 12: Refrigerant System

    Refrigerant System WH-MDC05H3E5 ELECTRONIC CONTROLLER FG202 FG201 (CAPACITOR) L1-IN ACL201 (GREEN) (GREEN) REACTOR (GRAY) (BLACK) DCP-OUT (WHITE) CN-BLK (BLACK) CAPACITOR NOISE FILTER CIRCUIT CN-DC DCN-IN CIRCUIT (WHITE) (BLACK) ACN201 (WHITE) AC-C CN-WHT (BLUE) DCN-OUT (WHITE) (BLACK) ELECTRONIC CONTROLLER (SUB) AC-C...

  • Page 13: Installation Instruction

    Installation Instruction Mono Bloc Unit Mono Bloc Unit Installation Mono bloc unit will become heavy when filled with Select the Best Location water. Please install the unit on a strong concrete floor and consider the weight of the unit and water. ...

  • Page 14: Piping Installation

    Piping Installation WARNING This section is for authorized and licensed electrician / water system installer only. Work behind the front plate secured by screws must only be carried out under supervision of qualified contractor, installation engineer or service person. Please engage a licensed water circuit installer to install this water circuit. ...
  • Page 15 Power Supply Cord Cable Size Isolating Devices Recommended RCD 3 x min 1.5 mm 15/16A 30mA, 2P, type A WH-MDC05H3E5 3 x min 1.5 mm 15/16A 30mA, 2P, type AC 3 x min 2.5 mm 30mA, 2P, type A WH-MDC07H3E5 and WH-MDC09H3E5 3 x min 1.5 mm...
  • Page 16 Connecting Requirement For WH-MDC05H3E5  The equipment’s Power Supply 1 complies with IEC/EN 61000-3-2.  The equipment’s Power Supply 1 complies with IEC/EN 61000-3-3 and can be connected to current supply network.  The equipment’s Power Supply 2 complies with IEC/EN 61000-3-2.
  • Page 17 Tank sensor shall be resistance type, please refer to graph below for the characteristic and details of sensor. Its cable shall be (2 x min 0.3 mm ), double insulation layer (with insulation strength of min 30V) of PVC- sheathed or rubber-sheathed cable. Tank Sensor Resistance Vs Temperature 16000 14000...
  • Page 18 How to guide optional cables and power supply cords to control board Bind optional cables with these bands PCB 1 Power supply 2 RCCB Power supply 1 RCCB Bind optional cables with these bands Holder (Clamper) How to guide optional cables and power supply cords (view without internal wiring) ...

  • Page 19: Installation Location

    How to guide optional cables to bushing Guide cables through Guide cables through this hole to bushing e this hole to bushing e How to guide optional cables to control board Guide cables through Guide cables through this hole to bushing e this hole to bushing e Bind optional cables with...
  • Page 20 11.1.5.2 Remote Controller Wiring Mono bloc unit Remote Controller Remote Controller wiring (field supply) • No polarity Terminal for Remote Controller wiring  Remote Controller cable shall be (2 x min 0.3 mm ), of double insulation PVC-sheathed or rubber sheathed cable. Total cable length shall be 50 m or less.
  • Page 21 For embedded type Preparation: Make 2 holes for screws using a driver. Mount the bottom case to the wall. Mount the top case. • Pass the wire through the hole • Align the claws of the top in the centre of the bottom case. case and then align the claws of the bottom case.
  • Page 22 Installation of Network Adaptor and Base Pan Heater Network Adaptor and Installation (Optional) 1. Open the Cabinet front plate and Cabinet top 3. On the wall near the Mono bloc unit, attach the plate, then connect the Network Adaptor Cable adaptor by screwing screws through the holes to the CN-CNT connector on the printed circuit in the back cover.
  • Page 23 Charging the Water Check Water Pressure *(0.1 MPa = 1 bar)  Make sure all the piping installations are properly Water pressure should not lower than 0.05 MPa (with done before carry out below steps. inspects the Water Pressure Gauge). If necessary add Take out the Cover by removing the 2 tap water into the water circuit.
  • Page 24 This maintenance This product contains fluorinated greenhouse gasses. should be carried out by authorized dealer. Refrigerant type : R410A (GWP=2088) For WH-MDC05H3E5 Maintenance for Water Filter Amount : 1.30 kg (2.7144 ton CO equivalent) For WH-MDC07H3E5 & WH-MDC09H3E5 Amount : 1.35 kg (2.8188 ton CO...
  • Page 25 Solar pump Outdoor air AW-A2W-TSOD (Total cable length shall be 30m or Pool pump sensor less) Pump Tank sensor Please use Panasonic specified part Boiler contact External control Connection of Optional PCB Tank sensor (CZ-NS4P) Room sensor Outdoor air sensor...

  • Page 26: Specification

    Insert the sensor into the sensor pocket and  This section explains about the external devices paste it on the solar panel surface. (optional) recommended by Panasonic. Please always ensure to use the correct external device Dimensions (mm) during system installation.
  • Page 27   For optional pump. For optional mixing valve. Power supply: AC230V/50Hz, <500W Power supply: AC230V/50Hz (input open/output Recommended part: Yonos 25/6: made by Wilo close) Operating time: 30s~120s Recommended part: 167032: made by Caleffi...
  • Page 28 1) P-Q graph for different pump HEX duty 12.2.2 Zone Water Pump Control Purpose:  Water pump install at each zone to circulate the water inside each zone during buffer tank connection selected “YES” or 2 zone systems. Content:  AC type water pump install for this zone water pump control.

  • Page 29: Technical Data

    Technical Data Operation Characteristics WH-MDC05H3E5 Heating Characteristics at Different Outdoor Air Temperature Condition Outdoor air temperature : 7°C (DBT), 6°C (WBT) Indoor water inlet temperature : 30°C Indoor water outlet temperature : 35°C 5.000 4.900 4.800 4.700 4.600 Outdoor Air Temperature (°C) 2.200...
  • Page 30 Cooling Characteristics at Different Outdoor Air Temperature Condition Outdoor air temperature : 35°C (DBT), -°C (WBT) Indoor water inlet temperature : 12°C Indoor water outlet temperature : 7°C 5.200 5.000 4.800 4.600 4.400 4.200 4.000 3.800 3.600 Outdoor Air Temperature (°C) 1.600 1.500 1.400...
  • Page 31 Cooling Characteristics at Different Outdoor Air Temperature Condition Outdoor air temperature : 35°C (DBT), -°C (WBT) Indoor water inlet temperature : 19°C Indoor water outlet temperature : 14°C 6.500 6.000 5.500 5.000 4.500 Outdoor Air Temperature (°C) 1.600 1.500 1.400 1.300 1.200 1.100...
  • Page 32 Cooling Characteristics at Different Outdoor Air Temperature Condition Outdoor air temperature : 35°C (DBT), -°C (WBT) Indoor water inlet temperature : 23°C Indoor water outlet temperature : 18°C 6.000 5.800 5.600 5.400 5.200 5.000 4.800 4.600 4.400 4.200 Outdoor Air Temperature (°C) 1.200 1.100 1.000...

  • Page 33: Heating Capacity Table

    Heating Capacity Table WH-MDC05H3E5 Water Out (°C) Input Input Input Input Input Input Outdoor Capacity Capacity Capacity Capacity Capacity Capacity Power Power Power Power Power Power Air (°C) 5125 2015 5000 2200 4875 2385 4750 2570 4075 2285 3400 2000...

  • Page 34: Cooling Capacity Table

    Cooling Capacity Table WH-MDC05H3E5 WO 7 WO 14 WO 18 5150 1060 6450 1050 5900 4500 1370 5520 1360 5100 1000 3740 1550 4650 1600 4250 1200 WH-MDC07H3E5 WO 7 WO 14 WO 18 6850 1780 8150 1800 7100 1200...

This manual is also suitable for:

Wh-mdc07h3e5Wh-mdc09h3e5

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