Below are dimensions of A, B, C, etc. for different models:
Model
FGR20Pd/DNa-X(I)
FGR25Pd/DNa-X(I)
FGR30Pd/DNa-X(I)
FGR40Pd/D(2)Na-X(I)
(2) Drill bolt holes and install bolts
1) Stick the reference cardboard on the installation position; drill 4 holes according to the
hole site on the cardboard as shown in Fig 2; diameter of drilling hole is according to
the diameter of expansion bolt and the depth is 60-70mm(2-3/8~2-3/4 in.), as shown
in Fig 3.
2) Insert the M10 expansion bolt into the hole and then knock the nail into the bolt, as
shown in Fig 4.
NOTES
The length of bolt depends on the installation height of the unit, bolts are field supplied.
(3) 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
bracket. The washer fixing plate will prevent the washer from falling.
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The Ducted Split Type Air-Conditioning Units(Inverter Series) Installation and Operation Manual