Hitachi RCI Service Manual page 120

3 Piping work and
refrigerant charge
Models
RPF(I)-1.5FSN2E
RPF(I)-2.0FSN2E
RPF(I)-2.5FSN2E
Dimensions of the flare and thickness of the copper pipe
Nominal diameter
mm inches
Ø6.35 1/4
Ø9.53 3/8
Ø12.70 1/2
Ø15.88 5/8
Dimensions of the flare nuts for flared connections
Nominal diameter
mm inches
Ø6.35 1/4
Ø9.53 3/8
Ø12.70 1/2
Ø15.88 5/8
¿
Drain pipe installation
The correct position for the drain hose connection is shown below.
Prepare a polyvinyl chloride (PVC) pipe with an outer diameter of
18.5 mm.
Secure the pipe with the adhesive supplied.
Insulate the drain hose after connecting the pipe, as indicated in
the figure.
108
SMGB0063 rev. 1 - 10/2010
Gas pipe mm (inches)
Ø12.70 (1/2)
Ø15.88 (5/8)
Thickness Measurement A
mm
0.4 mm
0.80 9.1
0.80 13.2
0.80 16.6
1.00 19.7
Measurement B mm
17
22
26
29
Liquid pipe mm (inches)
Ø6.35 (1/4)
Ø9.53 (3/8)
+ 0
/
-
Drain hose mm
Ø18.5
Drain pipe
Insulating material:
(field-supplied)
PVC pipe
(field-supplied)