Hitachi RPI-4.0FSN4E Service Manual

3 Piping work and
refrigerant charge
107
3
SMGB0077 rev.0 - 01/2013
Consider the following sizes: a + b + c ≤ 780 mm.
a (≤ 650)
Clamp (accessory)
Do not use adhesive
a (≤ 325)
Bracket
4% (1/25) - 1% (1/100)
c (< 50)
Drain pipe (accessory)
Drainage pipe
connection
Drainage pipe
(accessory)
Use PVC adhesive
PVC pipe Ø 32
(field-supplied)
Clamp (accessory)
Do not use adhesive
Clamp (accessory)
Insulation
(field-supplied)
C A U T I O N
• Do not apply adhesive between the drain hose connection and the drain hose.
• Do not apply too much force when making the drain hose connection as this could damage it.
• Do not use bent or twisted drain pipes as these will cause water leaks.
Then insulate the drain hose appropriately.
3.5.4 RCD - 2-way cassette (1.0-5.0)FSN2

Refrigerant pipe installation
The correct position for the refrigerant pipe connection is shown
below. The pipe connection must be accessible from all directions
(above, left or right).
Models (1) Gas pipe mm (inches) (2) Liquid pipe mm (inches)
RCD-(1.0/1.5)FSN2 Ø12.70 (1/2)
Ø6.35 (1/4)
RCD-2.0FSN2
Ø15.88 (5/8)
RCD-(2.5–5.0)FSN2 Ø9.52 (3/8)

Hitachi RPI-4.0FSN4E Specifications

General

Brand	Hitachi
Model	RPI-4.0FSN4E
Category	Air Conditioner
Language	English