Two-way Cassette Indoor Unit Owner's Manua
9
Unit: mm
Model
Indoor
unit(A)
Suspension bolt
pitch(B)
Ceiling
opening(C)
Decoratio
n panel(D)
Outer diameter of
connection pipe(mm)
Liquid pipe
Gas pipe
GMV-ND28TS/A-T
1200
1252
1403
1443
6.35
9.52
GMV-ND36TS/A-T
GMV-ND45TS/A-T
GMV-ND50TS/A-T
1200
1252
1403
1443
6.35
12.7
GMV-ND56TS/A-T
GMV-ND63TS/A-T
GMV-ND71TS/A-T
GMV-ND80TS/A-T
1200
1252
1403
1443
9.52
15.9
GMV-ND90TS/A-T
GMV-ND112TS/A-T
GMV-ND140TS/A-T
1680
1732
1883
1923
9.52
15.9
Important:
The drilling work must be carried out by qualified personnel.
4.1.2 Suspend the indoor unit
(1) Drill bolt holes and install bolts
1) Stick the paper pattern on the installation position; drill 4 holes according to the hole
site on the cardboard as shown in fig 4.1.2; diameter of drilling hole is according to the
diameter of expansion bolt and the depth is 60-70mm, as shown in fig 4.1.3.
Fig 4.1.2 Fig 4.1.3
2) Insert the M10 expansion bolt into the hole and then knock the nail into the bolt, as
shown in fig 4.1.4.
Note:The length of bolt depends on the installation height of the unit, bolts are field
supplied.
Fig 4.1.4
(2) Install the indoor unit temporarily
Assemble suspension bolt on the expansion bolt, attach the hanger bracket to the suspension
bolt. Be sure to fix it securely by using a nut and washer from upper and lower sides of the hanger
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