Specifications

Installation Manual EDUS04-906_b
28 Room Air Conditioners H-Series
8
Indoor Unit Installation
4-4. Wall embedded piping.
Follow the instructions given under
.
1) Insert the drain hose to this depth so it won’t be
pulled out of the drain pipe.
WARNING
Do not bundle the power code with a binding band, a twist tie or other method.
This may cause heat, electric shock or fire.
5.
Wiring.
1) Strip the insulation from the wire (3/4 inch (20mm)).
2) Match wire colours with terminal numbers on indoor and outdoor unit’s terminal blocks and firmly screw wires to the
corresponding terminals.
3) Connect the earth wires to the corresponding terminals.
4) Pull the wires to make sure that they are securely connected, and retain the wires with the binding band as shown in the
illustration below.
5) In case of connecting to an adapter system. Run the remote controller cable and attach the S21.
(Refer to 6. Connecting to the HA system.)
6) Shape the wires so that the service lid fits securely, then close service lid.
WARNING
1) Do not use tapped wires, strand wires, extension cords, or starburst connections, as they may cause overheating, electrical
shock, or fire.
2) Do not use locally purchased electrical parts inside the product. (Do not branch the power for the drain pump, etc., from the
terminal block.) Doing so may cause electric shock or fire.
3) When carrying out wiring connection, take care not to pull at the conduit.
Inner wall
Vinyl chloride
drain pipe
(VP-30)
Drain hose
1-15/16 inch
(50mm)
or more
Outer wall
Insert drain hose
to this depth so
it won’t be pulled
out of drain pipe.
Left-side, left-back, or left-bottom piping
Shape wires so
that the service
lid will fit securely.
Terminal block
Electrical component box
Binding band
Use the specified wire type.
Conduit
mounting
plate
Conduit
Lock nut
Back
1
2
3
123 L1 L2
When wire length exceeds
32 ft (10m), use AWG 14 wires.
Outdoor unit
Indoor
unit
Use AWG 16 or AWG 14 wire
for the Interconnecting wires
Retain the wires with
the binding band.