Fujitsu AUXG18KVLA Design & Technical Manual page 208

¢ Installing hose
Downward
¢ Installing pipe
Gas of 1.5-2 m
Supporter
VP25
(O.D.32 mm)
or more
For construct centralized drain pipe fittings, refer to the electrical wiring.
¢ Electrical wiring
Indoor unit
10-1. Drain pump unit for duct type (UTZ-PX1NBA)
Vertical
Bend radius is 60 mm or more
Horizontal
Downward gradient of 1/50 to 1/100
Part: Hose
Locally
arrangerd pipe
Control box
Circuit board
Control box cover
- 200 -
Example of wrong construction
Upward
Vertical loop
Rise
Trap
VP30 (O.D.38 mm) or more
Drain pump wire
(Connector: Blue)
Float switch wire
(Connector: Red)
To indoor unit circuit board
Trap
Air bleeding
Bad
Drain pump unit
10. Optional parts installation