Meridian 490 Pilothouse, Руководство пользователя

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Chapter 6: Plumbing 490 Pilothouse • Owner’s Manual
52
Checking for clogging debris:
1. Remove the pump motor from the
housing:
a.
Lift the tab while rotating the
fins counter-clockwise.
b. Lift out the pump motor.
c.
Clear the housing of debris.
2. Reinstall the pump motor:
a. Make sure the "O" ring is prop-
erly seated.
b. Coat the "O" ring with a light
film of vegetable or mineral oil.
c. Align the cams on either side of
the pump motor with the slots
on the housing.
d. Press the pump motor into the housing while twisting clockwise.
3. Check the reinstallation by trying to twist the fins counter-clockwise without lifting the tab; the pump motor
should stay in place.
Autofloat Switch
•
The autofloat switch turns the sump pump On when water rises above a preset level.
•
Test the autofloat switch often.
Autofloat switch testing:
1. Lift the float switch test button to
turn On the sump pump.
•
If the pump does not turn On, check
the circuit breaker on the 12-volt
DC main distribution panel.
•
If the circuit breaker is good, but
the switch still does not work, it
may mean the switch is bad, or the
battery is dead.
2. After testing, push the test button
all the way down to return the float
switch to auto mode.
PUMP
MOTOR
SLOT (TYPICAL CAM (TYPICAL
OPPOSITE SIDE)
HOUSING
OPPOSITE SIDE)
"O" RING TAB
FIN
PUSH SWITCH DOWN
LIFT SWITCH UP
(SUMP PUMP SHOULD TURN ON) (SUMP PUMP SHOULD TURN OFF)
AUTOFLOAT SWITCH
TEST BUTTON
TESTING
When the test is completed on the float switch, you MUST push the test button ALL THE WAY
DOWN to return the switch to auto mode!
CAUTI ON !