10-11
SECTION 10
PLUMBING SYSTEMS
10 - PLUMBING SYSTEMS
•
Place a container beneath the filter base
and lower the valve handle to drain any
water remaining in the filter lines.
5. Install the antifreeze diverter plug -
•
Raise the valve handle on the filter base.
•
Hold the diverter by the support bar as
shown and guide it up into the filter base.
•
Push the diverter up into the head as far
as possible and turn it clockwise approxi-
mately 90° until it stops.
•
Lower valve handle to lock the diverter
plug in place.
NOTE: Before using again the following
spring:
•
Flush out the system with the diverter in
place.
•
After the system has been thoroughly
flushed, remove the diverter and store for
future use. The diverter plug is intended
for winterization only.
•
Install a new water filter cartridge.
•
If your coach is equipped with the refrig-
erator ice maker option, the ice maker
water lines must also be drained. See
“Winterizing the Ice Maker” in Section
6.
6. Turn the Water Pump switch ON to allow it
to operate until you are done draining all fau-
cets and toilet.
7. Open all faucets and shower head valves,
including exterior shower.
8. Operate the toilet flush pedal and hold until
water stops flowing in the toilet. Then turn
water pump switch OFF.
9. Turn off the water heater power 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, acces-
sible from the outside of the coach.
(Requires socket and ratchet.) Also open the
Pressure-Temperature relief valve at the top
right portion of the tank to prevent air lock-
ing in the tank while draining.
Water Filter Assembly -
Below Galley Sink
