Water Heater Bypass Valve; Winterizing Procedure - Winnebago ERA User Manual

SECTION 7 –
PLUMBING
Push Backflow Valve in
City Fill to drain cold
waterlines
Waterline Drain Valves
(Located in Water Service Center)
-Typical View
Water Tank Drain Valve
(Large valve beneath running board,
behind front passenger side door)
-Typical installation shown
7-10
Hot Water Drain
WATER HEATER BYPASS
VALVE
Your coach may be equipped with a water
heater bypass valve for easier winterization of
waterlines using RV antifreeze. See Water
System Drain Valve Locations chart at the end of
this section for valve location on your model.
Turn the handle as shown to either Bypass or
Normal flow through the water heater.
Leave bypass valve handle in NORMAL
FLOW position if draining water and blowing
out waterlines. Place in BYPASS position ONLY
when using antifreeze solution in waterlines.

WINTERIZING PROCEDURE

Method 1 - Blow Out Procedure
You can winterize the water and plumbing
system of your coach using one of the following
two methods – 1) Blow out waterlines using
compressed air or – 2) Fill waterlines with RV
water system antifreeze.