Owner`s manual

WATER SYSTEMS — 6
128
2008 LAPALMA XL
Water pump
The water pump
pressurizes the fresh
water system when not
connected to city water.
The water pump is
self-priming, operating
on demand as water is
used. The water pump
is located in the water
service center.
Operation
Requirements:
House battery
disconnect switch
must be on.
Turn on battery cut-off switch.
WARNING:
Before leaving the motorhome for
extended periods of time (i.e. overnight
or longer) be sure that the city water
supply and water pump have been
turned off. Damage from neglect will be
the responsibility of the owner, not the
manufacturer.
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The water pump can be operated from
these following locations:
Hallway Systems Control Panel
Water Service Center
To turn the water pump ON or OFF:
Momentarily press the water pump
switch. The indicator lamp illuminates
when the water pump is turned on.
CAUTION:
DO NOT continue water pump
operation if the fresh water holding tank
is empty. Damage to the water pump or
electrical supply system may result.
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To operate the water pump after unhooking
from a city water supply or after storage:
Close all drain valves and low point
drains.
Fill the fresh water tank.
Open the hot and cold water valves of
each faucet.
Turn the water pump ON. Wait for the
water lines and the hot water tank to ll.
Close each faucet when it delivers a
steady stream of water (cold water
faucets rst).
Water Pump Troubleshooting
Vibration induced by road conditions can
cause the plumbing or pump hardware to loosen.
Check the water pump system for components
that are loose. Many symptoms can be resolved
by tightening the hardware. Check the following
items:
Water pump will not start or blows the fuse:
Check the electrical connections, fuse
or breaker, main switch and ground
connection.
Is voltage present at the pressure switch
on the pump? If voltage is present, the
pressure switch may be faulty. As a test,
temporarily bypass the pressure switch.
Check the charging system for correct
voltage and good ground.
Check for an open or grounded circuit or
motor.
Check for a seized or locked diaphragm
assembly (water frozen).
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Water pump inlet
screen: Located on
water pump in water
service center. Clean
every two months.
040586
040537c
Service Center Water
Pump Switch