ED34-862
Installation
FXUQ-MA
399
12
2. After piping work is finished, check if drainage flows smoothly.
•
Open the water inlet lid, add approximately 1 liter of water slowly and check drainage flow.
(Refer to Fig. 31)
Service cover
>
_100
>
_100
Plastic watering can
(Tube should be about 100 mm long.)
Inspection opening
Service drain outlet
(with rubber plug).
(Use this outlet to drain water
from the drain pan.)
Drain pipe
Method of adding water
Fig. 31
Adding water through air discharge outlet
Adding water from inspection opening
PRECAUTIONS FOR UPWARD DRAIN RAISING
PIPING
•
Install the drain raising pipes at a height of less than
500 mm.
•
Install the drain raising pipes at a right angle to the
indoor unit.
(Refer to Fig. 30)
CAUTION
If the upward running drain hose leans at a slant, the float switch will malfunction and water will leak
.
WRONG
Fig. 30
[ 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.
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