Wall Mount Installation Manual

DURASTAR.COM
17
The signal cable enables communication between the indoor and outdoor units. You must first
choose the right cable size before preparing it for connection.
USE THE RIGHT CABLE
Outdoor Power Cable: H07RN-F
Signal Cable: H07RN-F
CABLE SIZING
Use a minimum of 16 AWG for power and signal cables connected to and between the indoor and
outdoor units.
Choose the correct size of cable
The size of the outdoor power supply cable, signal cable, fuse, and switch needed is determined by
the maximum current of the unit. The maximum current is indicated on the nameplate located on the
side panel of the unit. Refer to this nameplate to choose the right cable, fuse, or switch.
Wiring the Indoor Unit
1. Open front panel of the indoor unit.
2. Using a screwdriver, open the wire box cover on the right side of the unit. This will reveal the
terminal block.
Terminal block
Cover
Screw
Cable clamp
WARNING
All wiring must be performed strictly in accordance with the wiring diagram located on
the back of the indoor unit's front panel.
3. Unscrew the cable clamp below the terminal block and place it to the side.
4. Facing the back of the unit, remove the plastic panel on the bottom left-hand side.
5. Feed the signal wire through this slot, from the back of the unit to the front.
6. Facing the front of the unit, connect the wire according to the indoor unit’s wiring diagram,
connect the u-lug, and firmly screw each wire to its corresponding terminal.
7. After checking to make sure every connection is secure, use the cable clamp to fasten the signal
cable to the unit. Screw the cable clamp down tightly.
8. Replace the wire cover on the front of the unit and the plastic panel on the back.