Fresh Water Reservoir - PREVOST H3-45 2023 Operator's Manual

pull the lever up. Remove the access cap and
flush tank with clean water. To close, push the
valve down on its seat then turn the drain valve
lever several turns clockwise until the rubber
bladder seals the drain hole. Reinstall both caps.
CAUTION
Lavatory tanks should be serviced only at suitably
equipped stations.
NOTE
It is unlawful to dump lavatory waste water tank
contents in any location other than those
designated as such.
When a complete tank draining is required, clean
main tank by repeating the draining and filling
operations while leaving the auxiliary lavatory
waste water tank drain valve opened. Close
valves and drop in a packet of commercial toilet
deodorant (Prevost part #900329) in toilet before
starting final filling of the main tank.
WARNING
The toilet deodorant contains compounds
which can be very irritating to skin. Use rubber
gloves when handling and then clean toilet
seat.
CAUTION
When cold weather is expected, both lavatory
waste water tanks must be drained if the coach
is parked overnight or for an extended period of
time.
NOTE
Due to the heat it produces, there is less risk of
freezing in the tanks when the engine is
operating.
NOTE
New coaches are delivered with the sump and
fresh water tanks empty. Fill with water before
putting the coach in service.

FRESH WATER RESERVOIR

FIGURE 3: LAVATORY COUPLING & DRAIN VALVE
Water from the fresh water reservoir supplies the
washbasin in the lavatory.
Do not drink water from the fresh water
reservoir
Filling The Fresh Water Reservoir
Connect the fresh water supply hose to the fresh
water reservoir fill connection located in the curb-
side engine compartment. The fresh water tank
contains about 17 gallons (66 liters). Fill the
reservoir until the overflow tube leaks, signaling
that the reservoir is full.
Never put antifreeze in fresh water reservoir.
Antifreeze is toxic
If reservoir has not been drained for an
extended period of time, draining and filling
operations must be repeated three (3) times in
order
contaminated water.
Draining The Fresh Water Reservoir
The fresh water reservoir can be drained by
simply opening the drain cock. Don't forget to
close the cock when draining is complete.
PA-1652 Operator's Manual H3-45 Coach
Care and Maintenance 8-7
WARNING
WARNING
WARNING
to clean reservoir and eliminate