Hitachi RCI-1.0FSN3 Service Manual page 117

3 Piping work and
refrigerant charge
Models
RCI-(1.0/1.5)FSN3Ei
RCI-2.0FSN3Ei
RCI-(2.5–6.0)FSN3Ei
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Drain pipe installation
The correct position for the drain hose connection -A- is shown below.
Prepare a polyvinyl chloride (PVC) pipe with an outer diameter of 32 mm.
Secure the pipe with the clamp and adhesive supplied.
The drain hose must have a gradient of 4% (1/25) to 1% (1/100).
Clamp (accessory)
Do not use adhesive
Drainage pipe
connection
Drainage pipe
(accessory)
C A U T I O N
• 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.
105
SMGB0077 rev.0 - 01/2013
(1) Gas pipe mm (inches)
Ø12.70 (1/2)
Ø15.88 (5/8)
A
4% (1/25) - 1% (1/100)
PVC pipe Ø 32
(field-supplied)
Use PVC adhesive
(2) Liquid pipe mm (inches)
Ø6.35 (1/4)
Ø9.52 (3/8)
Clamp (accessory)
Insulation
(field-supplied)
3