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HA-420
POM
NON-POTABLE/GREY WATER SERVICING
The optional non-potable and grey water tanks are installed in the bottom
of the vanity. A pump is used to pump water to the faucet. The non-
potable water tank has a volume of 0.58 gallons. The grey water tank has
a volume of 1.0 gallons to prevent a water overflow. Quick-disconnect
fittings are installed in the back of the tanks. The non-potable and grey
water tanks are removed from the vanity for servicing. Both tanks must
be removed at the same time, even if only one tank needs to be serviced.
CAUTION
1. Open the vanity cabinet door (Figure 4-13).
2. Rotate latch (5) 90 degrees to remove tanks.
3. Remove the dual tank assembly (2 and 4) from the airplane.
Separate the non-potable water tank (2) from grey water tank (4).
4. Examine the non-potable water tank (2) and the grey water tank
(4) for leakage.
NOTE
5. Remove the grey water tank cap (3).
6. Remove the grey water from the grey water tank (4).
7. Install the grey water tank cap (3) on the grey water tank (4).
8. Remove the non-potable water tank cap (1) and fill the non-
potable water tank (2) with fresh, clean water from a municipal
water supply, bottled water or equivalent.
9. Wipe the non-potable tank dry prior to installing the serviced
tank assembly into the airplane.
10. Install the non-potable water tank cap (1) on the non-potable
water tank (2).
11. Install the non-potable water tank (2) on the grey water tank (4).
October 30, 2016
Honda Aircraft Company
Wear personal protective equipment during servicing of
the water system.
Do not let the water make contact with the aircraft.
HJ1-29000-005-001
FOR TRAINING PURPOSES ONLY
SERVICE, HANDLING,
AND MAINTENANCE
4-31
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