Hitachi Econofresh, Service Manual

Page: 103 / 408

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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
32 mm.
Secure the pipe with the clamp and adhesive supplied.
The drain hose must have a gradient of 1% (1/100) to 4% (1/25).
Consider the following sizes: a + b + c
≤
780 mm.
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.
Drain pipe connection
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)
3 Piping work and
refrigerant charge
91
SMGB0063 rev. 1 - 10/2010
3