61
Installation and Maintenance
Service Manual
(4) Put wiring cover back and then tighten the screw.
(5) Close the panel.
Indoor unit
Gas
pipe
Indoor and
outdoor power cord
Liquid 
pipe
Drain hose
Band
Drain hose
Band
Connection pipe
Indoor power cord
Power connection
wire
Cable-cross
hole
(1) All wires of indoor unit and outdoor unit should be 
connected by a professional.
(2) If the length of power connection wire is insufcient, please 
contact the supplier for a new one. Avoid extending the wire by 
yourself. 
(3) For the air conditioner with plug, the plug should be 
reachable after nishing installation.
(4) For the air conditioner without plug, an air switch must be 
installed in the line. The air switch should be all-pole parting 
and the contact parting distance should be more than 3mm.
(1) The power cord and control wire can't be crossed or 
winding.
(2) The drain hose should be bound at the bottom.
7. Connect Wire of Indoor Unit
(1) Open the panel, remove the screw on the wiring cover and 
then take down the cover.(As show in Fig.11)
8. Bind Up Pipe
(1) Bind up the connection pipe, power cord and drain hose 
with the band.(As show in Fig.14)
(2) Reserve a certain length of drain hose and power cord 
for installation when binding them. When binding to a certain 
degree, separate the indoor power and then separate the drain 
hose.(As show in Fig.15)
(3) Bind them evenly.
(4) The liquid pipe and gas pipe should be bound separately at 
the end.
(2) Make the power connection wire go through the cable-cross 
hole at the back of indoor unit and then pull it out from the front 
side.(As show in Fig.12)
(3) Remove the wire clip; connect the power connection wire  
to the wiring terminal according to the color; tighten the screw 
and then x the power connection wire with wire clip.(As show 
in Fig.13)
Note:
Note:
Fig.11
Fig.12
Fig.13
Fig.14
Fig.15
Drain hose
Tape
Outlet pipe
Insulating pip
(1) Add insulating pipe in the indoor drain hose in order to 
prevent condensation.
(2) The plastic expansion particles are not provided.
(As show in Fig.10)
Fig.9
Fig.10
Note:
Wiring cove
Panel
Note: the wiring board is for reference only, 
please refer to the actual one.
N(1)2 3
blue
brown
black
yellow-
green
Outdoor unit connection
Outdoor unit connection
N(1)
blue
2
black
3
brown
yellow-
green
18
GWH12AGC-K6DNA1A/I 
/24K:
09K:
GWH12AGB-K6DNA1A/I
Do not bend the drain hose too excessively in order to prevent 
blocking.
9. Hang the Indoor Unit
(1) Put the bound pipes in the wall pipe and then make them 
pass through the wall hole.
(2) Hang the indoor unit on the wall-mounting frame.
(3) Stuff the gap between pipes and wall hole with sealing gum.
(4) Fix the wall pipe.(As show in Fig.16)
(5) Check if the indoor unit is installed rmly and closed to the 
wall.(As show in Fig.17)
Note:
Indoor
Outdoor
Wall pipe
Sealing gum
Upper hook
Lower hook of
wall-mounting frame
Fig.16
Fig.17