Lavatory Maintenance - PREVOST H3-41 Manual

LAVATORY MAINTENANCE

Draining and filling lavatory tanks should be
performed by maintenance personnel. Unless an
appropriate power source (110-120 VAC) is
available to connect the tank heating element
(optional), emergency draining of water tanks
must be performed in case of engine or heating
failure in freezing weather.
supervise the servicing when on the road. Refer to
"Exterior of Coach" section under "110-120 Volt
Connector"
Fresh Water Reservoir Filling
Plug the fresh water reservoir supply connector in
the quick-release male connector located over the
engine oil reserve tank. Fill the reservoir until the
overflow tube leaking, at rear of coach, signals
that the reservoir is full.
SERVICES VALVES
WARNING: NEVER PUT ANTIFREEZE IN
FRESH WATER RESERVOIR. ANTI-FREEZE IS
TOXIC.
CAUTION: NEVER
FRESH WATER TANK DURING FREEZING
WEATHER, UNLESS HEATING ELEMENT CAN
BE PLUGGED TO AN EXTERNAL POWER
SOURCE.
Fresh Water Reservoir Draining
To drain fresh water reservoir, open drain valve
located near the quick-release couplings in the
engine compartment. Close valve when finished.
The driver should
OEH3B750
LEAVE WATER IN
Sump Tank Draining
To drain sump tank, unscrew cap a few turns and
pull on the drain hose slide valve T-handle located
under the sump tank. Flush tank and pump cage
with clean water.
NOTE: To prevent mounting plate from falling
inside tank, do not completely remove tank cap.
NOTE: Do not empty sump tank contents on
the ground. This is against the law.
CAUTION: THE LAVATORY SHOULD BE
SERVICED BY MAINTENANCE PERSONNEL
AFTER EMERGENCY DRAINING. LAVATORY
TANKS SHOULD BE SERVICED ONLY AT
SUITABLY EQUIPPED STATIONS.
ENGINE COMPARTMENT R.H. SIDE
Sump Tank Filling
Remove cap on sump tank.
gallons (9 liters) of antifreeze and two gallons of
water.
CAUTION: DO NOT OVERFILL SUMP TANK.
NOTE: The antifreeze solution in the sump tank
will be diluted by fresh water from the lavatory
sink. Regular maintenance of the sump tank is
required to prevent freezing.
7-13
CARE AND MAINTENANCE
OEH3B752
Fill tank with 2