Step 4-Electrical Wiring - Gree GRH085DA-K3NA1A Owner's Manual

ROUTING 220-240V AC WIRING
Make sure that all power supply to the unit is disconnected before performing any work on the
unit to avoid the possibility of shock or injury and/or damage to the equipment. After the interior
ceiling assembly frame is properly secured to the roof top air conditioner, the following electrical
connections must be performed.
Frame
Figure 7
Power Cord
Ground Wire
Come From Roof
(Yellow-Green Wire)
Top Air
Conditioner
Strain
Relief
(Clamp)
Blue Wire
Figure 8
Figure 9
Clamp
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STEP 4-ELECTRICAL WIRING

!
Junction Box
Cover
2 Screws
Power Supply
Cord
Strain
Relief
Brown Wire
(Clamp)
Control Line Comes
From Roof Top Air
Conditioner
Display Box
of Ceiling
Assembly
Connector
WARNING
1.
Route a copper ,with ground, supply wiring
with minimum 1.5mm , the wiring from its
power source to the junction box. Do not
attach them at this time.
2.
Take the roof top air conditioner power cord
to connect to the side of the junction box.
3.
Remove the junction box cover (2 screws).
Take the power cord and make it get into the
box through the strain relief that is provided
(see Figure 7).
4.
Connect the power cord to the brown, blue
and ground wires found in the junction box
with a terminal board. CAUTION Connect
brown wire to brown wire, blue wire to blue
wire and the ground wire to earth. (see Figure 8).
5.
Tighten the strain relief clamp to secure the
supply power cord. DO NOT OVERTIGHTEN.
Reinstall the junction box cover.
6.
Connect the three connector (four connector) and
secure the clamp (see Figure 9 and Figure 9-1).
The connector should be placed above the
mounted plate of indoor unit, and it should be
higher than the clamp.
Three connector
(white to white, black to black)
Clamp
GRH085DA-K3NA1A
GRH120DA-K3NA1A
Figure 9-1
- 20 -
2
Four connector
(white to white, black to black)
WIFI wire
Clamp
GRH085DA-K3NA1A(WIFI)
GRH120DA-K3NA1A(WIFI)