MCAC-RTSM-2013-12
Midea High-temperature Direct-heating Heat Pump Water Heater Technical Manual
35
1.
Confirmation before the trial operation
1.1 All the installation is complete.
1.2 Water heater is installed correctly.
1.3 The pipelines and wiring are correct.
1.4 The accessories are installed correctly.
1.5 The drainage is smooth.
1.6 The thermal insulation is sound.
1.7 The earthing wire is connected correctly.
1.8 The power voltage is consistent with the rated voltage of the heater.
1.9 No obstacle at the air inlet and outlet of the unit.
1.10 The leakage protector can work effectively.
2.
Water Pump Air Extraction
Exchange water pump
power line
Open
the
valves on the
circulating
pipeline
Y
Pipeline
air
exhaust
Hit the AD conductor of the circulating
pump to inhale manually and the water
pump runs. The water is inhaled into the
pipeline and flow through the unit then
return to the tank at last. The air in the
pipe line will be discharged from the air
evacuation valve neat the pump.
Y
End
Hit the AD conductor of the circulating
pump to inhale manually and release the
contactor after the pump idling. Observe
whether the running direction of the pump
impeller is correct
。
I
dling the water
pump for
direction
checking
N
