Winterisation Procedure; Winterisation - Calorex VPT Series Owners & Installation Manual

10.0 WINTERISATION PROCEDURE

WARNING. Isolate machine before opening! As heat pump embodies electrical and rotational
equipment, it is recommended for your own safety at a competent person carries out e
(Drain Down Procedure)
ALL MODELS
Objective
To provide frost protection
To eliminate corrosion problems
To inhibit electrical components
1. Switch off electrical supply to heat pump.
2. Remove external fuses and keep in safe place away
from heat pump to prevent accidental operation of
heat pump.
3. Ensure water circulation pump is switched off.
If is procedure is not adopted and frost or corrosion damage results
10.1 START UP PROCEDURE AFTER WINTERISATION
1. Replace covers (if not fitted).
2. Remove front grille – using so brush clean finned
surfaces of heat pump. Replace panel.
3. Remove plastic covers on water connections and
reconnect water piping or close drain valve.
4. Start up water circulating pump and leave running
for at least ¼ hour to establish flow and enable any
air in system to escape.
1005759 ISSUE 3
following procedure.
4. Drain water from heat pump by:
a) Drain valve if fitted.
b) Disconnecting pipework to and from heat pump.
c) Remove condenser drain down cover.
d) Flush rough water circuit in heat pump by using
CLEAN TAP WATER (NOT POOL WATER) via hose into
outlet connection – run for 10 minutes minimum, use
spray nozzle if available.
e) Allow to drain – fit plastic bags secured by elastic
bands over water connections.
5. Uncover electrical enclosure (page 17) and
liberally spray interior of unit, wi moisture
repellent aerosol WD-40 or similar, reseal enclosure.
6. If heat pump located outside, protect from wea er
by covering wi VENTILATED cover. A bespoke
cover is available. Do not use plastic sheet as
condensation can occur wi in unit.
en e warranty will become invalid.
5. Replace fuses to heat pump circuit.
6. Switch on heat pump.
7. Check control ermostat is set to required pool
temperature.
8. Check daily to ensure pool water is at correct pH
and has correct chemical balance.
See section 11.0 Warranty conditions.
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