Winnebago Itasca Ellipse Owner's Manual page 116

SECTION 7 –
PLUMBING
Using Exterior Shower to drain waterline
-Typical View
4. Remove the Water Filter Cartridge (if
equipped). Remove the filter cartridge from
the filter assembly below the galley sink.
(If your coach is not equipped with a filtered
water faucet, proceed to the next numbered
step.)
Water Filter Assembly
(Located below galley sink)
• Twist the filter cartridge counter-clockwise
(left) about a quarter-turn and pull it down and
out of the filter socket.
5. Remove Full-Coach Water Filter (if
equipped). Remove the filter canister from
the full-coach water filtration system in the
water center compartment (if equipped) and
discard the filter cartridge.
(If your coach is not equipped with a full-
coach water filtration system, proceed to the
7-14
next numbered step.)
After emptying the canister, remount it onto
the filter assembly and continue the Blow-Out
Procedure.
6. Open Faucets. Turn the Water Pump switch
ON and open all sink faucets and shower head
knobs. Leave open after water stops flowing.
7. Drain Toilet. Press the toilet flush pedal (or
"Normal Flush" button on the wall control, if
your coach is equipped with an electric flush
toilet) and hold until water stops flowing in
the toilet. Then turn water pump switch OFF.
8. Drain Optional Appliances. At this time, if
your coach is equipped with an optional
refrigerator ice maker, dishwasher, or washer/
dryer, the waterlines for these appliances must
also be drained.
(See "Winterizing Optional Appliances"
instructions at the end of this section.)
If not, proceed to the next step.
9. Drain Water Heater. Turn OFF the Water
Heater switch 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)
Also, open the Pressure-Temperature Relief
Valve at the top right portion of the tank to
prevent air locking in the tank while draining.