Hitachi RCI-1.0FSN3 Service Manual page 60

2 Unit installation
Before starting installation, plan the direction of the pipes and wiring required. Also bear in mind that there must be enough
space around the unit for installation and maintenance.
Check that the ceiling surface where the unit is to be installed is completely horizontal.
Check that the drain hose can be installed maintaining the necessary down-slope.
Installation
Install the M10 (3/8) suspension bolts depending on the type of surface:
Concrete beams
1 150 to 160 mm
2 Steel
3 Anchor bolt (W3/8 or M10)
4 Concrete
5 Insert (100 to 150 kg)
1 Suspension bolt
2 Suspension bracket
3 Left side
4 Inlet air
5 Washer
6 Nut
7 Right side (service cover)
Thread on the nuts and fit the washers for all the bolts, as shown in the figure.
Fit two suspension brackets onto the nut and washer of each bolt, starting on one side.
Check that the nuts and washers are correctly secured with the suspension bracket retainers and fit the brackets onto their
nuts and washers on the other side.
Bear in mind the position of the side for pipe connection before lifting the indoor unit.
C A U T I O N
• Before lifting the unit, prepare any necessary means (ladders, scaffolding, elevator platform, etc.) and check
that the current safety regulations in the place where the installation is taking place are met.
• Check that the lifting work can be carried out without the risk of injuries to you or others in the surrounding
area.
Request the assistance of another person to lift the unit.
•
48
SMGB0077 rev.0 - 01/2013
Steel beams
5
1
4
2
3
Wooden beams