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SECTION 7 –
PLUMBING
RV Antifreeze Siphon Tube and
Winterization Valve
-Typical View
(See Water System Drain Valve Locations chart at end
of this section for valve locations on your model)
3. Turn the Winterization Valve handle so that it
points toward the siphon tube. (See "Water
System Drain Valve Locations" chart at the
end of this section for location on your
model).
NOTE: Ensure that all drain valves are
CLOSED before pumping RV antifreeze
into the water system.
Refer to the "Water System Drain Valve
Locations" chart at the end of this
section for valve locations on your
model.
Fill Lines
4. Turn the Water Pump switch ON.
5. Open each hot and cold water faucet handle/
knob in the coach – one at a time each in turn
until antifreeze solution just begins to flow
from the faucet, then close.
Do not forget exterior shower/wash station
knobs (if equipped).
6. Press the toilet flush pedal and hold until
antifreeze begins flowing into the toilet.
Leave small amount of antifreeze that remains
in the bowl.
7-14
When Done Adding RV Antifreeze
Antifreeze
7. Turn the Water Pump switch OFF.
Siphon Tube
8. Turn the Winterization Valve handle so it
• (insert into
container of
RV water
system
antifreeze)
9. Replace the protective cap onto the end of the
Winterization
Valve
• (point toward
siphon tube to
Drain Water Heater
winterize)
10. Turn off the Water Heater power switch
points toward the waterline to the water pump.
This will stop the flow from the antifreeze
siphon tube and revert the tank line flow to the
water pump.
antifreeze siphon tube to keep out insects or
debris when not in use.
before draining the water heater tank to avoid
damage to the heating element.
• Drain the water heater by removing the plug
from the base of the water heater tank,
accessible from the outside of the coach
(requires socket and ratchet).
Water Heater Drain Plug
(Remove with socket)
• Open the Pressure-Temperature Relief valve
at the top right portion of the tank to prevent
air locking in the tank while draining.
Pressure-Temperature Relief Valve
(Lift handle only when water heater is cold)
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