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Unit installation
Installer and user reference guide
58
FXZA15~50A2VEB
VRV system air conditioner
4P599623-1A – 2020.06
To connect the drain piping to the indoor unit
NOTICE
Incorrect connection of the drain hose might cause leaks, and damage the
installation space and surroundings.
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.
5
Connect the drain piping to the drain hose.
≤4 mm
A
A'
A-A'
A
A'
e
5
4
2
c
b
d
b
a
d
c
a
3
1
2~5
1
a
Drain pipe connection (attached to the unit)
b
Drain hose (accessory)
c
Metal clamp (accessory)
d
Large sealing pad (accessory)
e
Drain piping (field supply)
To check for water leaks
The procedure differs depending on whether installation of the system is already
completed. When installation of the system is not yet completed, temporarily
connect the user interface and power supply to the unit.
When installation of the system is not yet completed
1
Temporarily connect electrical wiring.
▪
Remove the service cover (a).
▪
Connect the power supply (d).
▪
Connect the user interface (f).
▪
Reattach the service cover (a).
