Daikin FXSN112A2VEB Installer And User Manual page 53

To connect the drain piping to the indoor unit
FXSN50~112A2VEB
CO₂ Conveni-Pack: indoor unit
4P602817-1 – 2020.02
A In case of rear suction installation 231 mm
In case of installation with canvas duct (field supply) 350~530 mm
a Metal clamp (accessory)
b Drain hose (accessory)
c Rising drain piping (vinyl pipe of 25 mm nominal diameter and 32 mm outer diameter) (field supply)
d Hanging bars (field supply)
▪ Condensation. Take measures against condensation. Insulate the complete drain
piping in the building.
▪ Combining drain pipes. You can combine drain pipes. Make sure to use drain
pipes and T-joints with the correct gauge for the operating capacity of the units.
a T-joint
NOTICE
Incorrect connection of the drain hose might cause leaks, and damage the
installation space and surroundings.
a Drain outlet for maintenance
b Refrigerant pipes
c Drain pipe connection
1 Push the drain hose as far as possible over the drain pipe connection.
2 Tighten the metal clamp until the screw head is less than 4 mm from the
metal clamp part.
3 Check for water leaks (see
4 Wind the large sealing pad (= insulation) around the metal clamp and drain
hose, and fix it with tie wraps (accessory).
5 Connect the drain piping to the drain hose.
1
1
a b
a Drain pipe connection (attached to the unit)
a
"To check for water
2~6
c d
2 4
A A
A' A'
A-A'
3
15 Unit installation
|
(mm)
4
leaks" [ 54]).
e
5
≤4 mm
d
c
b
a
Installer and user reference guide
53