Winterisation Procedure; Start Up Procedure After Winterisation - Calorex Pro-Pac Series Owners & Installation Manual

PR0-PAC SYSTEM OWNER INSTALLATION MANUAL

WINTERISATION PROCEDURE

WARNING. Isolate machine before opening! As heat pump embodies electrical and rotational equipment, it is recommended for your
(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.
4. Drain water from heat pump by:
a) drain valve if fitted.
b) disconnecting pipework to and from heat pump.
c) On PPT70BHC, PPT90BHC, and PPT140BHC drain
condensers by removing drain down cap). Refer to installation drawings.
(Replace cap when this has been done).
If this procedure is not adopted and frost or corrosion damage results then the warranty will become
invalid.

START UP PROCEDURE AFTER WINTERISATION

1. Replace covers (if not fitted).
2. Remove front grille – using soft 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 1/4
hour to establish flow and enable any air in system to escape.
5. Replace fuses to heat pump circuit.
ANY SIGNIFICANT PERIODS OF NON USE NEED TO BE RECORDED ON THE MACHINE RECORD LOG ON
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own safety that a competent person carries out the following procedure.
5. Flush through 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.
6. Allow to drain – fit plastic bags secured by elastic bands over water
connections.
7. Uncover electrical enclosure (see page 13 fig.4) and liberally spray
interior of unit, with moisture repellant aerosol WD-40 or similar,
reseal enclosure.
8. If heat pump located outside, protect from weather by covering
with VENTILATED cover. Do not use plastic sheet as condensation
can occur within unit.
6. Switch on heat pump.
7. Check control thermostat is set to required pool temperature.
8. Check daily to ensure pool water is at correct pH and has correct
chemical balance. See section 3 Plumbing.
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