Daikin FXMA50A5VEB Installer And User Manual page 57

To check for water leaks
When installation of the system is not yet completed
FXMA-A
VRV system air conditioner
4P680920-1 – 2022.01
Drain outlet for maintenance
Pull out the plug.
▪ Do NOT wiggle the plug up and down.
Push in the plug.
▪ Set the plug and push it in using a Phillips screwdriver.
a Drain plug
b Philips screwdriver
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.
1 Temporarily connect electrical wiring.
▪ Remove the service cover.
▪ Connect the power supply.
▪ Connect the user interface.
▪ Reattach the service cover.
a
a User interface terminal block
b Power supply terminal block
c Service cover with wiring diagram
2 Turn ON the power supply.
3 Start fan only operation (see the reference guide or the service manual of the
user interface).
4 Remove the water inlet cover (1 screw).
5 Gradually pour approximately 1 l of water through the water inlet, and check
for leaks.
a
a
b
c
16 Unit installation
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b
Installer and user reference guide
57