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

Air-to-water, mono bloc unit
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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
Order No: PAPAMY1709003CE
Mono Bloc Unit
WH-MDC05H3E5
WH-MDC07H3E5
WH-MDC09H3E5
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: Installation Instruction

    11. Installation Instruction 11.1 Mono Bloc Unit 11.1.2 Mono Bloc Unit Installation Mono bloc unit will become heavy when filled with 11.1.1 Select the Best Location water. Please install the unit on a strong concrete floor and consider the weight of the unit and water. ...

  • Page 3: Piping Installation

    11.1.3 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 4 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 5 11.1.4.5 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 6 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 7 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 8: Installation Of Remote Controller

    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 9 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 10 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 11 11.1.6 Installation of Network Adaptor and Base Pan Heater 11.1.6.1 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 12: Check Water Pressure

    11.1.7 Charging the Water 11.1.8.1 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 13: Maintenance

    This maintenance This product contains fluorinated greenhouse gasses. should be carried out by authorized dealer. Refrigerant type : R410A (GWP=2088) For WH-MDC05H3E5 11.1.10.1 Maintenance for Water Filter Amount : 1.30 kg (2.7144 ton CO equivalent) For WH-MDC07H3E5 &...

  • Page 14: Variation Of System

    11.2 Variation of system This section introduces variation of various systems using Air-To-Water Heatpump and actual setting method. 11.2.1 Introduce application related to temperature setting. 11.2.1.1 Temperature setting variation for heating 1. Remote Controller Mono bloc Setting of remote controller Mono bloc Installer setting System setup...

  • Page 15: Examples Of Installations

    Floor heating Connect floor heating or radiator directly to Mono bloc. Install separate external room thermistor (specified by Panasonic) in the room where floor heating is installed. This is an application that uses external room thermistor. There are 2 kinds of circulation water temperature setting method.
  • Page 16 Connect floor heating and swimming pool to 2 circuits through buffer tank as shown in figure. Install mixing valves, pumps and thermistors (specified by Panasonic) on both circuits. Then, install additional pool heat exchanger, pool pump and pool sensor on pool circuit.
  • Page 17 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.
  • Page 18 This is an application that connects the DHW tank to the Mono bloc through 3-way valve before connect the solar water heater to heat up the tank. DHW tank’s temperature is detected by tank thermistor (specified by Panasonic). Solar panel’s temperature is detected by solar thermistor (specified by Panasonic).
  • Page 19 T for buffer tank Floor heating This is an application that connects the buffer tank to the Mono bloc. Buffer tank’s temperature is detected by buffer tank thermistor (specified by Panasonic). This system requires optional PCB (CZ-NS4P). Buffer tank + Solar...

  • Page 20: Boiler Connection

    (It must connect to buffer tank especially when selecting Advanced Parallel setting.) WARNING Panasonic is NOT responsible for incorrect or unsafe situation of the boiler system. CAUTION Make sure the boiler and its integration in the system complies with applicable legislation.
  • Page 21 PCB 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 11.3.1.2 Connection of Optional PCB Tank sensor (CZ-NS4P) Room sensor...

  • Page 22: 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 23   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...

This manual is also suitable for:

Wh-mdc07h3e5Wh-mdc09h3e5

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