Winnebago SUNOVA - Water System Drain Valve Locations

7-17
SECTION 7 –
PLUMBING
WATER SYSTEM DRAIN VALVE LOCATIONS
Model System Drain Valve Locations
33C Waterlines
• Inside utility compartment (rear driver side
compartment).
• 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
• Black-handled valve in 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
• Inside driver side compartment behind rear wheel.
Winterization
(Antifreeze) Valve
• Inside driver side compartment behind rear wheel.
35G Waterlines
• Inside utility compartment (rear driver side).
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
• Black-handled valve in driver side compartment
behind rear wheels.
Water Heater
• Drain plug on outside of coach behind service door.
Use socket to remove drain plug.
Water Heater
Bypass Valve
• Inside wardrobe cabinet. Remove lower drawer below
TV.
Winterization
(Antifreeze) Valve
• Inside driver side compartment behind rear wheels.