2
nd
Generation ALL IN ONE Type Heat Pump Water Heater Technical Manual
2.3 Running and Operating
2.3.1 Trial Running
1) Before running, please check the following items first:
2) Correct installation of the system;
3) Correct connection of pipeline and wiring;
4) Leakage of the refrigerant pipeline tested;
5) Efficient drainpipe;
6) Complete insulation protection;
7) Correct earthing;
8) Correct power supply;
9) No obstacle outside the air inlet and outlet;
10) No air in the water pipeline and all valve opened;
11) Effective electric leakage protector;
12) Sufficient inlet water pressure(≥0.15MPa)
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