7-11
SECTION 7 –
PLUMBING
WATER HEATER BYPASS AND
ANTIFREEZE SIPHON VALVES
–If Equipped
Your coach may be equipped with a Water
Heater Bypass valve and an Antifreeze Siphon
(Winterization) valve for winterizing waterlines
using RV antifreeze.
Turn the handle as shown to either bypass or
flow mode.
Refer to the “Water System Drain Valve
Locations” chart at the end of this section for
locations on your model.
WINTERIZING PROCEDURE
You can winterize the water and plumbing
system of your coach using the following
method.
Blow Out Procedure
(Drain and purge waterlines using
compressed air)
1.
Level the Motorhome.
If the coach is not
level, there may be “low points” in waterlines
that can trap water in the lines and prevent it
from draining properly.
Waterline Drain Valve
-Typical View
OFF
ON
Water Tank Drain Valve
(Typical)
•The Water Tank Drain Valve has on/off
indicator arrows.
•Rotate the shut-off valve “clockwise” to
turn valve OFF.
•Rotate the shut-off valve “counter-
clockwise” to turn valve ON.
Water Tank Drain Valve
-Typical View
CAUTION
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.
Normal
Flow
By-Pass
Mode
