Specifications

by johnson controls
16
Installation Instructions
13
crimpling pliers.
4) Let the screw go through the terminal of the multi-core wire and then x it on the wiring board.
Fig.20
WARNING!
①.
If the power cord or the signal line is damaged, they must be replaced with the dedicated one.
②.
Prior to the wiring, please check the voltage marked on the nameplate and then carries out the wiring
following the wiring diagram.
③.
The dedicated power cord must be used for the air conditioning unit and the leakage current
protection switch and air switch must be installed in case of the overload condition.
④.
The air conditioning unit must be earthed to prevent the hazard caused by the failed insulation.
⑤.
During the wiring, the wiring terminal or the single-core wire must be used; the direct wiring between
the multi-core wire and wiring board would cause re.
⑥.
All wiring should be done strictly in accordance with the wiring diagram; otherwise the improper
wiring would cause the air conditioning unit running abnormally or damaged.
⑦.
Do not let the electric wires touch the refrigerant pipe, the compressor, the fan or other moving parts.
⑧.
Do not modify the wiring inside the indoor unit randomly; otherwise the manufacturer won’t assume
any responsibility for the damage or abnormal running of the unit.
16 Wiring of the Power Cord (single-phase)
CAUTION!
The power supply for each indoor unit must be uniform.
①.
Dismantle the cover of the electric box of the indoor unit.
②.
Let the power cord go through the rubber ring.
③.
Connect the wiring (communication) through the piping hole of the chassis and the bottom of the
appliance upward, then connect the brown wire to the Terminal board “3”;black wire(the communication wire)
to the Terminal board“2”;blue wire to the Terminal board“N(1)”,and connect the earthing wire to the screw
terminal on the electric box. Clamp them with the corresponding wire clamp packed in the chassis.
④.
Fix the power cord tightly with the binding wire.