Connecting the indoor/outdoor Electric Cable
Removing the wiring cover
Remove terminal cover at right bottom corner of indoor unit, then take off
wiring cover by removing its screws.
When connecting the cable after installing the indoor unit
1. Insert the cable from the outside into the unit through the same
hole that has the interconnecting tubing.
2. Pull out the cable on the front side, and connect the cable
making a loop.
When connecting the cable before installing the indoor unit
Insert the cord from the back side of the unit, then pull it out on the front side.
Fasten the unit wire harness to the conduit holder using the lock nut.
Position the conduit holder to its original state using screw.
Note
When connecting the cable, confirm the terminal number of indoor and
outdoor units carefully. If wiring is not correct, the unit will not operate
properly and could cause a defect.
Outdoor unit
Indoor unit
4wire 18AWG
2
(4G0.75mm )
Control Wiring
Power
Wiring
HSU09VHG(DB)-W
HSU12VHG(DB)-W
2
Power cable:
2wire with ground 16AWG
(4G0.75 mm )
Outdoor unit
Indoor unit
4wire 18AWG
2
(4G0.75mm )
Control Wiring
{
Power
Wiring
HSU18VHG(DB)-W
HSU24VHG(DB)-W
2
Power cable:
2wire with ground 12AWG (4G0.75 mm )
1. If the supply cord is damaged, it must be replaced by the manufacturer or its
service agent or a similar qualified person. The type of connecting wire is
H05RN-F or H07RN-F.
2. If the fuse on PC board is broken please change it with the type of
T.3.15A/250VAC (Indoor), T.25A/250VAC (Outdoor).
3. The wiring method should be in line with the local wiring standard.
4. Use an HVACR circuit breaker or time delay fuse.