7-15
SECTION 7 –
PLUMBING
WATER SYSTEM DRAIN VALVE LOCATIONS
Model
System
Drain Valve Locations
35J
Waterlines
Open exterior shower faucet and lay shower head on
ground.
Also, place the tip of your finger inside the city water
connection and gently press the backflow valve (small
“button” in center of connector) to drain any water left in
the city waterline.
Water Tank
Large yellow-handled valve near the water tank under
the bed. Raise the mattress to access.
Water Heater
Drain plug on outside of coach behind service door. Use
socket to remove drain plug.
Water Heater
Bypass Valve
Beneath refrigerator. Remove lower front panel to
access.
Winterization
(Antifreeze) Valve
The winterization valve and suction tube are located
near the water tank under the bed. Raise the mattress to
access.
36V & 37L
Waterlines
Behind service panel in the driver side compartment
behind rear wheel.
Water Tank
Large yellow-handled valve behind service panel in the
driver side compartment behind rear wheel.
Water Heater
Drain plug on outside of coach behind service door. Use
socket to remove drain plug.
Water Heater
Bypass Valve
In cabinet beneath galley sink or stove (depending on
model). Remove panel to access.
Winterization
(Antifreeze) Valve
Behind service panel in the driver side compartment
behind rear wheel.
33C
Waterlines
Inside utility compartment (passenger side rear
compartment) and open exterior shower.
Water Tank
Large yellow-handled valve behind service panel in the
driver side compartment behind rear wheel.
Water Heater
Drain plug on outside of coach behind service door. Use
socket to remove drain plug.
Water Heater
Bypass Valve
In wardrobe cabinet. Remove lower drawer faces to
access.
Winterization
(Antifreeze) Valve
Inside passenger side compartment behind rear wheel.