Daikin FXFQ20BVEB Installer And User Reference Manual page 29

To check for water leaks
FXFQ20~125BVEB
VRV system air conditioner
4P561452-1B – 2021.07
5 Wind the large sealing pad (= insulation) around the metal clamp and drain
hose, and fix it with tie wraps.
6 Connect the drain piping to the drain hose.
1
a b
1
a Drain pipe connection (attached to the unit)
b Drain hose (accessory)
c Metal clamp (accessory)
d Large sealing pad (accessory)
e Insulation piece (drain pipe) (accessory)
f Drain piping (field supply)
The procedure differs depending on whether electrical wiring is already finished.
When electrical wiring is not finished yet, you need to temporarily connect the
user interface and power supply to the unit.
When electrical wiring is not finished yet
1 Temporarily connect electrical wiring.
▪ Remove the switch box cover (a).
▪ Connect the user interface and transmission wiring (b).
▪ Connect the power supply (1~ 220-240 V 50/60 Hz) and earth (c).
▪ Reattach the switch box cover (a).
2 Turn ON the power.
3 Start cooling operation (see
4 Gradually pour approximately 1 l of water through the air discharge outlet,
and check for leaks.
2~6
e c d
4 2 5
A A
A' A'
≤4 mm
d
c
A-A'
b
a
"8.4 To perform a test
6 Installation
|
f
6
3
b
a
c
4
run" [ 43]).
Installer and user reference guide
29