Gree GWH18YE-S6DBA2A/I, Service Manual

Page: 61 / 108

Service Manual
in the holes.
(3) Fix the wall-m ounting frame on the wall with tapping screws
(ST4.2X25TA) and then check if the frame is firmly installed by
pulling th e fram e. If th e pla stic expansion p article is loose,
please drill another fixing hole nearby.
3. In s ta ll W a ll-m o u n tin g Fram e
(1) Choose the position of piping hole according to the direction
o f o u tle t pipe. The position o f piping hole should be a little
lower than the wall-mounted frame.(As show in Fig.1)
Wall
Level meter
Wall
Fig.1
(2) Open a piping hole with the dia m e te r o f 0 7 0 m m on the
selected outlet pipe position.In order to drain smoothly, slant
the piping hole on the wall slightly dow nward to the outdoor
side with the gradient of 5-10°.(As show in Fig.2)
Indoor Outdoor
$70mm
Fig.2
A N ote:
(1) Pay attention to dust prevention and take relevant safety
measures when opening the hole.
(2) The plastic expansion particles are not provided and should
be bought locally.
4. O u tle t P ip e
(1) T he pipe can be led out in th e direction o f right, rear right,
left or rear left.(A s s h o w in Fig.3)
(2) W hen selecting leading out the pipe from left or right, please
cut o ff the corresponding hole on th e bottom case.(A s s h o w in
F ig.4)
Left
Fig.3
Cut off
'th e hole"
Le ft Rear left
5. C o n n e c t th e Pipe o f In d o o r U n it
(1) Aim the pipe jo in t at the corresponding bellmouth.(As show
in Fig.5)
(2) Pretightening the union nut with hand.
(3) A djust the torque force by referring to the following sheet.
P lace the open-end w rench on the pipe jo in t and place the
torq u e w rench on the union nut. Tighten the union nut with
torque wrench.(As show in Fig.6)
(4) W rap th e in d o or pipe and jo in t o f co n n e ctio n pipe with
insulating pipe, and then wrap it with tape.(As show in Fig.7)
' Insulating pipe
Fig.7
Refer to the following table for wrench moment of fo rc e :
Hex nut diameter(mm) Tightening to rq u e (N m )
0 6 15~20
0 9 .5 2 30~40
0 1 2 45~55
0 1 6 60~65
0 1 9 70~75
6. In s ta ll D rain Hose
(1) Connect the drain hose to the outlet pipe of indoor unit.(As
show in Fig.8)
(2) Bind the jo in t with tape.(As show in Fig.9)
D rain hose
O u tle t pipe
T a p e
Fig.9
A Note:
(1) Add insulating pipe in the in d o or drain hose in o rd e r to
prevent condensation.
(2) The plastic expansion particles are not provided.
(As show in Fig.10)
Drain hose
Insulating pipe
Fig.10
58
£ Installation and Maintenance