Special Requirement
1. For 1pH circulation pump connect live line with one output port of the three phase
lines KM2 and connect the pump null line with the null port XT1.
2. The circulation pump must be installed in the water flow pipe line system between the
heat pump and the pool outlet line. Install the water flow switch and water pressure
gauge in the outlet pipe line of the water pump.
The screen lter must be installed before the input of the water
pump and the dirt cleaned out whenever pressure drop gauge
noted.
NOTE
The electric auxiliary heat start and stop signal does not connect to the electrical heating
load. It only switches AC contactor coil which in turn controls the heating cord.
The pump must be installed with the correct wire and
grounding must be effective. Do not connect the earth wire
with water pipe and lightning conductor as this may cause
electric shock.
WARNING
9
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