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Installation Manual For Wire Controller - Haier HDU-18CF03 Operating & Installation Manual

Haier duct type air conditioner operation & installation manual indoor unit
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Installation Manual For Wire Controller

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.
A B
Hint
Tread surface of the terminal well so that
shielding may not contact other part.
4. Replace the upper part of wire controller
Be careful not to press the wiring.
Hint
1. Switch box and cord for wiring are not supplied.
2. Don't touch PCB with hand.
wiring from here
C D
Lower part of
wire controller
Upper part of
wire controller
Hint
When make wiring, please keep
a distance between wires and
power supply cord.
Wire size
Cord kind
Shield wire (4 core) (refer to Hint 3,4)
Size
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
22
0.33mm
2

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