Panasonic WH-SDC03H3E5 Service Manual

Panasonic WH-SDC03H3E5 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.
Indoor Unit
WH-SDC03H3E5
WH-SDC05H3E5
WARNING
PRECAUTION OF LOW TEMPERATURE
Outdoor Unit
WH-UD03HE5
WH-UD05HE5
Destination
Europe
Turkey
© Panasonic Corporation 2015.

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Summary of Contents for Panasonic WH-SDC03H3E5

  • 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 2015.
  • Page 2: Safety Precautions

    1. Safety Precautions  Read the following “SAFETY PRECAUTIONS” carefully before installation.  Electrical work must be installed by a licensed electrician. Be sure to use the correct rating and main circuit for the model to be installed.  The caution items stated here must be followed because these important contents are related to safety. The meaning of each indication used is as below.
  • Page 3 WARNING Do not use joint cable for Indoor / Outdoor Unit connection cable. Use specified Indoor / Outdoor Unit connection cable, refer to instruction CONNECT THE CABLE TO THE INDOOR / OUTDOOR UNIT and connect tightly for Indoor / Outdoor Unit connection. Clamp the cable so that no external force will be acted on the terminal.
  • Page 4 CAUTION Installation work. It may need two or more people to carry out the installation work. The weight of Indoor Unit might cause injury if carried by one person.
  • Page 5: Specifications

    Specifications WH-SDC03H3E5 WH-UD03HE5 Item Unit Outdoor Unit Performance Test Condition EN 14511 Condition A35W7 (Ambient/Water) 3.20 Cooling Capacity BTU/h 10900 kcal/h 2750 3.08 Cooling EER kcal/hW 2.64 Condition A7W35 A2W35 (Ambient/Water) 3.20 3.20 Heating Capacity BTU/h 10900 10900 kcal/h 2750 2750 5.00...
  • Page 6 Item Unit Outdoor Unit Type Propeller Fan Material Motor Type DC (8-poles) Input Power — Output Power Cooling: 950 Fan Speed Heating: 800 Fin material Aluminium (Pre Coat) Fin Type Corrugated Fin Heat Exchanger Row × Stage × FPI 2 × 28 × 17 Size (W ×...
  • Page 7 Item Unit Indoor Unit Type Brazed Plate No. of Plates Hot Water Coil Size (H × W × L) 82 × 93 × 325 Cooling: 9.2 (0.6) Water Flow Rate l/min (m Heating: 9.2 (0.6) Pressure Relief Valve Water Circuit Open: 300, Close: 266 and below Flow Switch Electronic Sensor...
  • Page 8 Features  Inverter Technology - Energy saving  High Efficiency  Compact Design  Environment Protection - Non-ozone depletion substances refrigerant (R410A)  Long Installation Piping - Long piping up to 15 meter with height difference 5 meter - Flexible 4-way piping for outdoor unit ...
  • Page 9: Main Components

    Main Components Cabinet front plate Cabinet side plate (2 pieces) Remote controller Single Phase RCCB/ELCB (Main Power) Single Phase RCCB/ELCB (Backup Heater) Control board cover Control board Flow sensor Air purge valve Backup heater Overload protector (2 pieces) Expansion vessel Pressure relief valve Water pressure gauge Water filter...
  • Page 10: Indoor Unit

    Dimensions Indoor Unit <Top View> <Front View> <Side View> 58.9 141.9 326.9 <Bottom View> 424.5 404.1 54.6 69.5 437.3 Relative position between the indoor unit and the installation plate <Front View> More than 375 More than 375 Wall Wall Installation plate Indoor Unit body...
  • Page 11 Outdoor Unit <Top View> Space necessary for 68.5 installation 21.9 (124 ) (53.4) 100 mm 100 mm 1000 mm Anchor Bolt Pitch 355 × 620 <Side View> <Side View> <Front View> 3-way valve at Gas side Unit : mm (Low Pressure) 2-way valve at Liquid side (High Pressure)
  • Page 12: Wiring Connection Diagram

    Wiring Connection Diagram Indoor Unit EXTERNAL COMP. SW HEAT/COOL SWITCH 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 13 Outdoor Unit...
  • Page 14 Tank Sensor Resistant Vs Temperature How To Fix Cable 16000 14000 12000 Connecting with external 10000 device (optional) 8000 6000  All connections shall follow to the local national 4000 wiring standard. 2000  It is strongly recommended to use manufacturer- recommended parts and accessories for -30 -20 -10 installation.
  • Page 15 valves, water pumps and thermistors in zone 1 and zone 2 to each terminals in optional PCB. Temperature of each zone can be controlled independently by remote controller. 2. Pump zone 1 and zone 2 cable shall be (2 × min 1.5 mm ), of type designation 60245 IEC 57 or heavier.
  • Page 16 Tank sensor AW-A2W-TSOD (Total cable length Room sensor Outdoor air sensor shall be 30m or less) Outdoor air sensor Tank sensor Please use Panasonic specified part Tank OLP Buffer tank sensor Connection of Optional PCB Pool water sensor (CZ-NS4P) Solar sensor...
  • Page 17: Specification

     This section explains about the external devices Insert the sensor into the sensor pocket and paste (optional) recommended by Panasonic. Please it on the solar panel surface. always ensure to use the correct external device during system installation.
  • Page 18   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 19: Select The Best Location

    Outdoor Unit Select the Best Location  If an awning is built over the unit to prevent direct sunlight or rain, be careful that heat radiation from the condenser is not obstructed.  Avoid installations in areas where the ambient temperature may drop below -20˚C. ...
  • Page 20: Installation

    11.4.2 Install The Outdoor Unit 11.4.2.1 Installation Diagram  It is advisable to avoid more than 2 blockage directions. For better ventilation & multiple-outdoor installation, please consult authorized dealer/specialist.  This illustration is for explanation purposes only. Vinyl tape (Wide) Vinyl tape (Wide) Saddle...
  • Page 21: Connecting The Piping

    Connecting The Piping Spanner or Wrench Connecting the Piping to Outdoor Unit Torque wrench Decide piping length and then cut by using pipe cutter. Remove burrs from cut edge. Make flare after Be sure to use two spanners to tighten. inserting the flare nut (locate at valve) onto the copper (If the nuts are overtightened, it may cause the flares pipe.
  • Page 22: Connect The Cable To The Outdoor Unit

    Connect The Cable To The Outdoor Unit (FOR DETAIL REFER TO WIRING DIAGRAM AT UNIT) 1. Remove the control board cover from the unit by loosening the screw. 2. Connecting cable between indoor unit and outdoor unit shall be approved polychloroprene sheathed flexible cable (see below table), type designation 60245 IEC 57 or heavier cable.
  • Page 23: Technical Data

    Technical Data Operation Characteristics WH-SDC03H3E5 WH-UD03HE5 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 Piping length : 7 m 5.000 4.400...
  • Page 24 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 Piping length : 7 m 3.400 3.200 3.000 2.800 2.600 2.400 Outdoor Temperature (°C) 1.200 1.040 0.880...
  • Page 25 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 Piping length : 7 m 4.400 4.200 4.000 3.800 3.600 3.400 Outdoor Temperature (°C) 1.200 1.080 0.960...
  • Page 26 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 Piping length : 7 m 3.800 3.640 3.480 3.320 3.160 3.000 Outdoor Temperature (°C) 1.000 0.880 0.760...
  • Page 27 Heating Characteristics at Different Piping Length Condition Outdoor air temperature : 7°C (DBT), 6°C (WBT) Indoor water inlet temperature : 30°C Indoor water outlet temperature : 35°C Piping length : 7 m 3.300 3.240 3.180 3.120 3.060 3.000 Piping Length (m) 0.700 0.680 0.660...
  • Page 28 Cooling Characteristics at Different Piping Length Condition Outdoor air temperature : 35°C (DBT), -°C (WBT) Indoor water inlet temperature : 12°C Indoor water outlet temperature : 7°C Piping length : 7 m 3.400 3.280 3.160 3.040 2.920 2.800 Piping Length (m) 1.100 1.060 1.020...
  • Page 29: Cooling Capacity Table

    Heating Capacity Table WH-SDC03H3E5 WH-UD03HE5 Water Out (°C) Input Input Input Input Input Input Capacity Capacity Capacity Capacity Capacity Capacity Outdoor Air (°C) Power Power Power Power Power Power 3200 1260 3200 1390 3100 1520 3000 1640 2800 1780 2750...

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