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Calorex Heat Pumps Ltd. · The Causeway, Maldon, Essex CM9 4XD, UK
Technical Manual
PPT8/12/16/22LX/LY SLIMLINE
SD638160 ISSUE 22d
®
11.1 Start up Procedure
After Winterisation
1) Replace covers (if not fitted).
2) Remove front grille. Using a 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 an air in piping to escape.
5) Replace fuses to heat pump circuit.
6) Switch on heat pump.
7) Check control thermostat is set to required pool temperature.
8) Check pool water daily to ensure it is at correct pH and has correct
chemical balance. (See Section 3 Plumbing).
