Troubleshooting
7-7
BILGE & DRAINAGE SYSTEM
DIAGNOSTIC CHART
Problem Possible Cause
Bilge Pump Not Functioning
Automatically
Float switch jammed - check for debris
Automatic bilge pump fuse blown -
investigate why the equipment was
drawing too much current or why it had a
circuit short
Battery connection corroded
Impeller is damaged or blocked by debris
Bad bilge pump motor
Bilge pump discharge hose blocked
Bilge Pump Not Functioning
Manually
Battery switch turned o
Bilge pump dashboard fuse blown -
investigate why the equipment was
drawing too much current or why it had a
circuit short
Battery connection corroded
Bad bilge pump switch
Impeller is damaged or blocked by debris
Bad bilge pump motor
Bilge pump discharge hose blocked
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