23
CHECK AND TEST RUN
Other instruction
1.Set of the air sending of the fan motor
Before leaving factory, the rotation speed of fan motor has already been set at standard choice.
When the indoor unit uses free air sending and not needing to connect with duct, the fan speed
of indoor unit is set at standard choice. When the indoor unit needs to connect with duct, please
according to the following figure shown to change the connection of the connector installed on the
side of electric box.
2. Cut and flaring method
Use pipe cutter to cut the pipe, the burrs must be removed.
After inserting the flarer, perform flared nut.
Flaring dimensions as follows:
Pipe diameter
Liquid pipe
Dimension A (mm)
9.52mm (3/8'')
1.0-1.2
Connent pipe
Gas pipe
1.4-2.2
15.88mm (5/8'')
Incorr
Slant
Broken
Uncompleted
Burrs
Too long
Correct
The relative relation between fan speed and static pressure
3.Configuration of power supply
Air conditioner must use special power supply system (above 20A), and qualified electrician makes
wiring and fixing according to wiring regulations specified in national standard.
In socket, exactly distinguish earth wire with neutral wire and it is wrong to connect them together.
A leakage breaker must be installed.
Parameters of power supply: H07RN-F 3G 2.5
mm
2
Connection method is Y-connection .If the power cord is damaged, it must be replaced by
professional people of manufacturer or its maintenance department or similar to avoid dangers.
4.Installation check and test run
Require customers to use air conditioner according to the operation manual.
The items checked during test run,please mark in
No gas leakage on the pipe joint ?
How about the thermal insulation of the pipe joint:
Is the electrical wiring between indoor and outdoor unit
connected to the terminal block firmly?
Is the wiring of indoor and outdoor unit secured firmly?
Is the drainage hose arranged correct?
Is the earthing wire connected firmly?
Is the power supply voltage conformed to the electrical
regulation?
Any noise?
Is the display on the control board (LCD) correct?
Cooling normal?
Does the indoor temperature regulator work normally?
For the power supply
1 shall be connected to the live wire.
2 shall be connected to the neutral wire.
Shall be connected to the earth wire.
Standard pressure
(Before leaving factory)
Middle pressure
One side of the control box
One side of Fan motor
One side of Fan motor
One side of the control box
Connector(White)
(White)
(Red)
Connector(White)
Unit: Pa
Standard pressure
Middle pressure
0
50
Flarer
A
