EQUIPMENT CHARACTERISTICS
Utility water heat pump - PCWU 2.5kW uses heat contained in outdoor or
ventilation air for high-efficiency hot utility water production.
The temperature of outlet air from heat pump is 5-10°C lower. It may be
used to cool rooms in summertime.
Heat pump PCWU 2.5kW is a complete unit, which is very easy to install. The following tools and accessories will
be needed for fitting:
- Philips screwdriver PZ2
- flat-head power screwdriver 2mm
- flat wrenches 17, 27, 41
- welding machine in case of PP tubes
- drilling machine with drill fitted for building wall, in order to fasten
heat pump holder in a stable way
- drill rig ND150 in case of air-ducts going outside building (option,
possibility to apply other technologies)
NOTE: The tools and equipment listed above include those most frequently used in installations. Each installation
may have its individual requirements, which would make it necessary to apply other tools and extra accessories.
Table of Contents
3. Installation ................................................................................................... 4
4. Maintenance .............................................................................................. 10
8. Alarms review. ............................................................................................ 16
Dimensions . .................................................................................................. 18
Wiring diagram. ............................................................................................. 20
Guarantee certificate ................................................................................... 21
Checklist (for fitter) ....................................................................................... 22
NAME
FITTER
INSTRUCTIONS FOR FITTER
cat. no. HEWALEX: 91.10.13
- on-wall fixing grip with dowels fitted for building wall (option)
- 3 cut-off valves
- 2 drain valves
- water filter
- water tube, min. diameter Φ20mm inside, insulated (recommended:
plastic)
- air tube (depending on an installation, additionally: ducts, choke
valves, air guides)
- masking cover for ventilation ducts going outside building
- 4-wire cable 0.75mm², to extend controller if needed
- protective pipe to cover controller cable
- pipe unions and gaskets for circulating pump
- check valve (when pump has shared stub pipe for return to the tank
with circulation)
- pipe unions and nipples GZ 3/4" for screwing-in in heat pump
(easily removable)
- a hose to extend condensate discharge
- thread packing (e.g. hemp fibres, Teflon thread)
Also read User's Instructions prior to fitting!
PCWU 2.5kW
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