Daikin VRV II Series Design, Installation & Testing Instructions page 57

Si39-303
Caution Drain piping connections
Do not connect the drain piping directly to sewage pipes that smell of ammonia. The ammonia
in the sewage might enter the indoor unit through the drain pipes and corrode the heat
exchanger.
Wall Mounted
Type (FXAQ-M)
General Information
(2) Confirm that smooth drainage is achieved after the piping work.
n
Add 600 cc of water in the drain pan from the air outlet for confirming drainage. (Refer to Fig. 25)
Air outlet
Pump used for
kerosene stoves.
Bucket
Fig. 25
Installation
3PN01417-5K-11
51