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SMMS 2-way Air Discharge Cassette Type
Wire connection
REQUIREMENT
• Be sure to pass the wires through the bushing of wiring connection port of the indoor unit.
• Keep a margin (Approx. 100 mm) on a wire to hang down the electric parts box at servicing, etc.
• The low-voltage circuit is provided for the remote controller.
• Remove the two screws used to mount the cover of the electrical parts box, and slide the cover to open it.
(The cover of the electric parts box remains hanged to the hinge.)
• Connect the power cable, indoor/outdoor inter-unit wire and remote controller wire to the terminal block of the
electrical parts box.
• Tighten the screws of the terminal block, and fix the wires with cord clamp attached to the electric parts box. (Do not
apply tension to the connecting section of the terminal block.)
• Using the attached thermal insulation material, seal the pipe connecting port. Otherwise, dewing may be caused.
• Mount the cover of the electric parts box without pinching wires. (Mount the cover after wiring on the ceiling panel.)
• Pass the wires underneath the flashing protrusion of the drain pan, and stow them inside the wiring guide of the
electrical parts box cover.
Wiring inlet
Hinge
Cover of the electric parts box
Wiring guide
EN-39
Flashing protrusion
P.C. board
Screws in 2 positions
Earth screw
Power supply wire
Indoor/Outdoor inter-unit wire
20
Wiring inlet
Flashing protrusion
Wiring guide
Indoor/Outdoor inter-unit wire/
Power supply
Remote controller terminal block
terminal block
L N
Cord clamp
R
S
(L)
(N)
Earth line
Power supply wire
Installation Manual
Remote controller wire
EN-40
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