Hitachi RCI-1.0FSN4 Service Manual page 58

2 Unit installation
RPC - Ceiling
4 Pattern Board for Installation. The pattern board for
the installation is printed on the packing. When making
holes in wall and ceiling, the pattern board which hole
positions for suspension, refrigerant pipe and drain pipe
are printed shall be used.
5 Hanging indoor unit:
• Hanging indoor unit with suspension bracket
6 Make holes in the ceiling for suspension bolts.
a. Remove the side cover.
b. Remove the suspension brackets attached to the indoor unit.
c. Fix the suspension brackets to the suspension bolts (4 portions).
d. Mount the indoor unit to the suspension brackets.
e. Tighten the 4 nuts and the fixing screw for suspension bracket.
Suspension bolt
Washer
Nut
Suspension bolt
Max. 50 mm
• Hanging indoor unit without suspension bracket
If there is not enough service space between the ceiling and the indoor unit, hang the indoor unit by method
indoor unit with suspension
7 Determine the position to install the suspension bolt.
a. Fix the washer and nut to the suspension bolt.
b. Mount the indoor unit to the suspension bolts.
44 SMGB0099 rev.0 - 12/2016
Suspension
bracket
bracket.
Upper cap
The pattern board is attached in the upper cap.
Suspension bolt
Tighten accessory
4 nuts (M8)
Nut (accessory)
Suspension bolt (field-supplied)
Nut (field-supplied)
Washer (field-supplied)
Washer (field-supplied)
Nut (field-supplied)
Ceiling
Ceiling
Rear side
of indoor unit
Hanging
Suspension bolt
Max. 50mm