Hitachi RCI-1.0FSN3 Service Manual page 121

3 Piping work and
refrigerant charge
Models
RPC-2.0FSN2E
RPC-(2.5–6.0)FSN2E
The piping must be installed from the bottom of the unit.
1 Remove the air inlet grille and slide the buttons on the grille backwards.
1
2
2 Open the air inlet grille
3 Push and slide the air inlet grille backwards and open it.
4 Remove the die-cut panel from the required part of the unit to install the refrigerant pipes.
Upper side.
Open the Knockout hole
Seal piping.
109
SMGB0077 rev.0 - 01/2013
(1) Gas pipe mm (inches)
Ø15.88 (5/8)
Slide
Knob
(2) Liquid pipe mm (inches)
Ø6.35 (1/4)
Ø9.52 (3/8)
1
2
Unit
Open
Air inlet grille
50
155
M4 screws
Sealing plate
Refrigerant pipe
A
Sealing plate
B
Seal with insulation Section A - B
3
Air inlet grille
Rear side
Press
Liquid pipe
Gas pipe
Open the die-cut panel