10
10
5-3
Wall embedded piping
Follow the instructions given under left-side, left-back, or left-
bottom piping.
1) Insert the drain hose to this depth so it won’t be pulled out
of the drain pipe.
Inner wall
Drain hose
Vinyl chloride
drain pipe
(VP-30)
Outer wall
50mm
or more
Insert drain hose to this
depth so it won’t be
pulled out of drain pipe.
CAUTION
The indoor unit is large, so please be careful not to lose your balance when lifting it.
6.
Wiring
1) Strip wire ends (15mm).
2)
Match wire colours with terminal numbers on indoor and outdoor unit’s terminal blocks and fi rmly screw wires to the corresponding
terminals.
3) Connect the earth wires to the corresponding terminals.
4) Pull wires to make sure that they are securely latched up, then retain wires with wire retainer.
5) In case of connecting to the HA system. Run the HA connection cord and attach the S21.
(Refer to “
Connecting to the HA system
” on page 18.)
6)
Shape the wires so that the service lid fi ts securely, then close the service lid.
1
2
3
Terminal block
Wire retainer
Use the specifi ed
wire type.
Electrical wiring box
Shape wires so that the
service lid will fi t securely.
Firmly secure wire retainer
so that wires sustain no
external stress.
1
2
3
1 2 3
L N
Firmly fi x the wires with
the terminal screws.
Inter-unit wire
4-core 1.5mm² or more
60245 IEC 57
H05RN
Indoor
unit
Outdoor
unit
Firmly fi x the wires with
the terminal screws.
WARNING
• Do not use tapped wires, extension cords, or starburst connections, as they may cause overheating, electrical shock, or fi re.
•
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 fi re.
• Do not connect the power wire to the indoor unit. Doing so may cause electric shock or fi re.
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