13
ENGLISH
3-6. Wiring Instructions
<Power supply, Inter-unit control wiring, Remote control
wiring>
(1) Open the front panel and remove the screw (×1).
Front panel
Screw (4×12)
(2) Open the cover plate until it is in locked position.
Cover plate
(3) Make wiring.
See the section “4. ELECTRICAL WIRING”.
Wiring sample
Earth Wiring
Make the earth wiring 25 - 30 mm longer than power cable.
Power Supply
Power Cable
Remote Control Wiring
Ground terminal fixing for
( : Functional earthing)
Inter-unit Control Wiring
If the terminal screws on the terminal board are tightened
too hard, the screws might be damaged. See the tightening
torque values as shown below.
Tightening torques for
terminal screws
1.0 – 1.4 N · m
{10 – 14 k
g
f · cm}
<Optional parts setting and wiring>
(1) Open the front panel and remove the screw (×1).
Then close the panel.
Front panel
Screw (4×16)
(2) Open the flap and then open the screw covers (×3).
Screw (4×16) Screw (4×16)
Screw
cover
Screw (4×16)
(3)
Disengage the hooks holding and lifting both ends of the grille.
Remove the cover of electrical component box.
ON
OFF
SW502
Hooks Hooks
Grille
Cover
(Top view)
<When Using Wireless Remote Controller
Instead of Wired Remote Controller>
When the wireless remote controller is to be used,
slide the switch (SW502) to the ON position.
● If this setting is not made, an alarm will occur.
(The operation lamp on the display blinks.)
Setting status
ON: Wireless: main,
Wired: sub
OFF: Wired: main,
Wireless: sub (at shipment)
00_300364_EU_all.indb 13 2018/1/24 14:46:33
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