12-2
CLASS C & B
+
MOTORHOME
12.1.4 WATER PUMP FILTER
Before water can enter the various outlets in your
motorhome it has to flow through a water filter. This
filter is located between the fresh water tank and the
water pump.
Check the water filter periodically and clean or
replace it at least annually to assure a clean supply
of water.
12.1.5 WATER SYSTEM DRAINS
The water system is designed with drain lines and
valves for draining the system. Open both valves to
completely drain the system, close the valves before
refilling the system.
DRAIN VALVES
WATER PUMP INITIAL START-UP
1. Make sure all drain valves are closed including
the water heater valve.
2. Turn water pump switch off.
3. Fill water tank.
4. Open faucets, both hot and cold.
5. Turn pump switch.
6. Close each faucet (cold and hot) as soon as
water flows steadily.
7. Check to see that pump stops after all faucets
are closed.
8. Pump is now ready for automatic operation. It
will start whenever a faucet is opened.
12.1.7 WATER PUMP
TROUBLESHOOTING
1. If pump will not prime:
a. Make sure there is water in the tank.
b. Make sure the battery is not run down.
c. Make sure there are no kinks in the inlet
hose.
d. Make sure all inlet fittings and connections
are air tight.
e. Make sure water selector valve is set to
normal.
f. Check for clogged lines.
2. If water pressure drops:
a. Check faucets and connections for leaks.
b. Make sure faucet aerators and filters are
clean.
c. Make sure there is water in the tank.
d. Make sure battery is not run down.
3. If pump runs when there is no apparent
demand for water:
a. Make sure all faucets and fixtures are shut
off and are not leaking.
b. Check all lines for leaks.
c. Make sure there is water in the tank.
d. Make sure no air is trapped in the system.
e. Make sure the tank fill water selector valve
is set to normal.
12.1.8 DISINFECT WATER TANK
1. It is recommended that fresh water systems be
disinfected:
a. When the system is new and has not been
used before.
b. When it's been in storage for a long period of
time.
c. In case it has become contaminated.
2. Disinfection instructions:
a. Pour about one cup household bleach (1/4
cup per 15 gallons of water capacity) into
an empty garden hose and hook up the
hose to the city water connection.
b. Fill the tank with fresh water. Run water
from each faucet, hot and cold, until you
detect a chlorine odour.
c. Leave this solution in the system for at
least 4 hours. If you wish to complete this
procedure in 1 hour, double the concentra-
tion of household bleach in your solution.
d. After the time has elapsed, drain and flush
the system with fresh water.
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