Hitachi RPI-4.0FSN4E - 8 PIPING WORK AND REFRIGERANT CHARGE; Gas valve; Refrigerant pipe connection

2 Unit installation
SMGB0077 rev.0 - 01/2013
43
2
S
2.4 RPC - Ceiling
2.4.1 Accessories supplied with the unit
Check that the following accessories are supplied with the unit.
N O T E
Please contact your HITACHI distributor if any of the accessories has not been supplied with the unit.
Accessory Appearance Quantity Purpose
Suspension bracket
2 For unit suspension.
Fixing screw
(M4 x10mm)
2 For the sealing plate.
Drain hose
1
For the drain hose connection.
Wire clamp
2
Insulation material (5T x 200
x 200mm)
1 For the drain hose connection.
Sealing plate
(0.8T × 118 × 42mm)
1 To seal the die-cut hole.
2.4.2 Unit installation
Initial checks
Check that there is enough space around the unit.
Consult the corresponding chapter of the Technical
Catalogue for information on the unit measurements.
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.
≥300mm
≥300mm
≥40mm
≥8mm
≥400mm
≥500mm