
8
MULTI
Installation of Outdoor Units
5. Electrical Wiring
■
General Instruction
• Follow ordinance of local regulation for technical standard related to electrical equipment, wiring regulations and
guidance of each electric power company.
• Be sure to provide designated grounding work to installed unit.
• Give some allowance to wiring for electrical part box of units, because the box is sometimes removed at the time
of service work.
• Only the communication line specified should be connected to the terminal block for unit communication.
WARNING
• Be sure to have authorized electrical engineers do the electric work using special circuits in accordance with
regulations and installation manual. If power supply circuit has a lack of capacity or electric work deficiency, it
may cause an electric shock or fire.
• Be sure to connect the installed unit to earth. Do not connect earth line to any gas pipe, liquid pipe, lightening
rod or telephone earth line. If earth is incomplete, it may cause an electric shock
CAUTION
• Product which use 3-phase power source have reversed phase protection detector that only works when the
power is turned on. If there exists black out or the power goes on and off which the product is operating, attach
Remote
control
Remote
control
Remote
control
Remote
control
Indoor
Unit
Outdoor Unit
Indoor
Unit
Indoor
Unit
Indoor
Unit
Remote
control
Remote
control
Outdoor Unit
Outdoor Unit
Outdoor Unit
Indoor
Unit
Indoor
Unit
Remote
control
Outdoor Unit
Indoor
Unit
Remote
control
Outdoor Unit
Indoor
Unit
Remote
control
Remote
control
Indoor
Unit
Indoor
Unit
door
Unit
oor
nit
R
c
c
U
Remote
control
Outdoor Unit
Indoor
Unit
Remote
control
Outdoor Unit
Indoor
Unit
Remote
control
Remote
control
Remote
control
Remote
control
Indoor
Unit
Outdoor Unit
Outdoor Unit
Indoor
Unit
Indoor
Unit
Indoor
Unit
Remote
control
Remote
control
Outdoor Unit
Indoor
Unit
Indoor
Unit
or
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※
This figure is representative. Actual appearance of outdoor unit may be different
by product type, but schematic diagram will stay the same.