Haier HDU-24H03/H Air Conditioner User Manual


 
INSTALLATION MANUAL FOR WIRE CONTROLLER
21
3. Indoor unit wiring
Connect terminals (A,B,C,D) on lower part of
wire controller to terminals (A,B,C,D) on PCB
of indoor unit.
Hint
When make wiring, please keep
a distance between wires and
power supply cord.
Hint
Tread surface of the terminal well so that shielding may not contact other part.
Cord kind
Size
Shield wire (4 core)
(refer to Hint 3,4)
0.33mm
2
Wire size
4. Replace the upper part of wire controller
Hint
Be careful not to press the wiring.
1. Switch box and cord for wiring are not supplied.
2. Don't touch PCB with hand.
Use shielede wires for telecommunication
between wire controller and indoor unit;
indoor unit and outdoor unit. Ground the
shield on one side.
Otherwise misoperation because of
noise may occur.
Signal wire is self-provided.
Shielded wire
ground
Upper part of
wire controller
Lower part of
wire controller
A B C D
wiring from here