Rci - 4-Way Cassette (1.0-6.0)Fsn3Ei - Hitachi RCI-1.0FSN3 Service Manual

3 Piping work and
refrigerant charge
The drain piping must be performed with a down-slope pitch of 1/25 to 1/100.
Do not apply excessive force to the Drain Pipe connection. It could cause a damage.
Do not use a bent or twisted Drain Hose. It will cause water leakage.
Insulate the drain pipe after connecting the drain hose.

3.5.2 RCI - 4-way cassette (1.0-6.0)FSN3Ei


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).
104
SMGB0077 rev.0 - 01/2013
Ceiling
Hose band
a (Max. 300mm)
(accessory)
Drain hose (accessory)
Insulation (5T x 25 x 500)
(accessory)
Completely wrap up
the transparent area
of the drain pipe end
connection
1 to 1.5m
S u p p o r t
part
c
1/25 to 1/100
Down-slope
(mm)
Insulation (5T x 100 x 200)
(accessory)
Wrap up the drain hose
completely to cover the
hose band.
Hose band (accessory)
1
2
2
1