Haier HP200M3 Operation And Installation Manual page 23

Installation introduction
Wiring diagram
Blue
K1
CN25
Intake temperature sensor
K3
White
M
CN16 CN5
K9
CN13
CN14
CN3
Black
Brown
Terminal block
Heating strip
Commissioning
Installers shall use checking list for trial operation of water heaters as per the user manual
and make in . □
√
Electrical wires are fixed securely?
Water drain pipes are connected correctly?
Ground wires are connected securely?
Supply voltage conforms to relevant electric codes?
The control panel works well?
All noises are normal?
The water tank has been connected with dedicated pressure relief valve (TP valve) and
check valve?
Materials for hot/cold water pipes conform to requirements of use of hot/cold water?
After the water system is completed, the water tank is filled with water? Is there water
drained out of the water outlet of the hot water pipeline?
After the water pipe of the water system is filled, check the whole water pipeline. There
is no leakage?
After the water system is filled with water, is there water flowing out after pressure is
relieved via the automatic safe pressure relief valve?
After the water system is filled with water and after leakage check, all outdoor water
pipelines are applied with heat insulation treatment?
The drain valve, drain pipe and pressure relief valve drain pipe of the water tank have
been connected to the sewage system and the drainage can be carried out well?
CN20
Blue
CN11
CN17
CN18
CN9
CN15
Lower electrical heater
CN6
CT1
CN19
Current transformer
White
ECO1
ECO2
CN4
CN12
CN1
CN7
Blue
Brown Black
Blue
Fan capacitor
White
Compressor
capacitor
Black
Brown
Blue
Boiler switching signal (for HP250M3C)
High pressure switch
Display panel
Ambient temperature sensor
Exhaust temperature sensor
Solar or boiler sensor( for HP250M3C )
Municipal low power switching signal
Evaporator sensor
Tank temperature sensor
Transformer
Four-way valve
Leakage protection coil
Brown
Blue
Power cord
23
Electrical heater
Compressor
M
White
R
C
S
White
Blue
Connector
M
Black
Fan