7-9
SECTION 7
PLUMBING
Class A
WINTERIZING PROCEDURE
Blow Out Procedure
1. Level the motor home and drain the entire
plumbing system as described in the
following steps.
2. Open water line drain valves and drain fresh
water tank. (See Water System Drain Valve
Locations chart for locations of drain valves
on your model.)
3. Open the Exterior Wash Station shower knobs
and lay shower head on ground to drain any
water left in the shower line. Also place the tip
of your finger into the city water inlet and
gently press the backflow valve “button” in
the center of the inlet to drain any water
trapped in the inlet line.
Model 35NR shown
Models 29RR & 35NR shown
Models 29RR & 35NR shown
Siphon
Tube
Winterizing
Valve
Winterization Valve
beneath rear bed
Models 30BR & 33LR