Honda Aircraft Company
HA-420
SERVICE, HANDLING,
POM
AND MAINTENANCE
HJ1-29000-005-001
October 30, 2016
4-27
EXTERNAL SERVICING
CAUTION
Wear personal protective equipment during servicing of
the water system.
1.
Prepare the lavatory service cart for service. Refer to the
manufacturer’s instructions.
NOTE
Only qualified personnel should operate the lavatory
service support equipment.
2.
Open the toilet service door.
3.
Open the caps on the fill service port (4) and the waste service
port (1) on the waste service panel (Figure 4-11).
4.
Connect the lavatory servicing adapters to the lavatory service
cart.
5.
Connect the flushing fluid hose (3) to the fill service port (4) on
the waste service panel.
6.
Connect the waste fluid hose (2) to the waste service port (1) on
the waste service panel.
CAUTION
Do not run the macerator pump for more than
15 seconds at a time. Multiple applications of the
pump switch may be required.
NOTE
The macerator pump in the airplane lavatory can
remove waste at a rate of one gallon every
5 seconds. The capacity of the lavatory waste tank is
2.37 gallons, or approximately 15 seconds.
FOR TRAINING PURPOSES ONLY
