Monterey M3 Owner's Manual page 161

Troubleshooting Guide
PROBLEM
ACCESSORY PROBLEMS
The fresh water pump runs, but will not
pump water.
The freshwater pump switch is on but the
pump fails to run.
The fresh water pump fails to turn off after
all outlets are closed.
Reduction in water flow from the bilge
pump.
The automatic float switch on the bilge pump
raises but does not activate the pump.
162
CAUSE AND SOLUTION
• The water tank is empty. Fill the tank.
• The in-line strainer for the pump is clogged. Clean
the strainer.
• The intake hose is damaged and sucking air. Replace
or repair the hose.
• The pump is defective.
pump.
• The water system circuit breaker has tripped. Reset
the circuit breaker.
• There is a loose or corroded wiring connection. Find
and repair the bad connection
• The thermal breaker on the pump is tripped. Repair
or replace pump.
• The pressure switch on the pump has failed. Replace
the pressure switch.
• The pump is defective.
pump.
• There is a leak in a pressure line or outlet. Repair
the leak.
• There is an air leak in the intake line. Repair the air
leak.
• The pressure switch is defective. Replace the pressure
switch.
• The voltage to the pump is low. Check for corroded
or loose wiring connections or low battery.
• The strainer is clogged. Clean strainer.
• The pump is defective.
pump.
•
Impeller screen plugged with debris. Clean screen
at the base of the pump.
• The discharge hose is pinched or clogged. Check
discharge hose and clean or repair.
• Discharge hose is sagging below the pump and
creating an airlock. Reroute hose so it runs uphill
from the pump to the thru-hull fitting.
• Low voltage to the pump. Check the battery and wire
connections.
• The circuit breaker near the battery switch has blown.
Reset the circuit breaker.
• The battery is dead. Charge or replace the battery.
• The pump impeller is jammed by debris. Clean pump
impeller housing.
• The wire connections in the bilge have corroded.
Replace connectors and secure above the bilge
waterline.
• The automatic switch is defective.
switch.
• The pump is defective. Replace pump.
MONTEREY
BOATS
Repair or replace the
Repair or replace the
Repair or replace the
Replace the