Fujitsu AOU48RLXFZ Design & Technical Manual page 261

Locally arranged pipe
Max.
11-13/16 in.
(300 mm)
Horizontal or
upward gradient
Air bleeding
● Drain lift-up pipe restrictions:
(1) Lift-up height ≤ 27-9/16in. (700mm) (from ceiling)
(2) Drain hose (pipe) length ≤ 11-13/16in. (300mm) (between indoor unit and lift-up pipe)
● When a dimensions exceed the above restrictions will cause water leakage.
Gap of 5 to 7ft.
(1.5-2.0 m)
Supporter
PVC pipe
(Local
arrangement)
(3/4 inch)
Not good
Rise
Trap
CAUTION
- (06 - 107) -
6. SYSTEM DESIGN