Piper Cherokee Six - Page 478

PIPER
CHEROKEE
SIX
SERVICE
MANUAL
TABLE VIII-III. TROUBLESHOOTING CHART (FUEL SYSTEM)
Trouble Cause Remedy
Failure of fuel to flow. Fuel line blocked.
Fuel vent cap blocked.
Mechanical or electrical
fuel pump failure.
Fuel selector valve
in improper position.
Damaged fuel selector
valve.
Flush fuel system.
Check and clean vent
hole in cap.
Check and replace if
necessary.
Reposition as re-
quired.
Check for obstructions
in the fuel selector
leverage mechanism.
Replace fuel selector
valve.
Fuel quantity gauge
fails to operate.
Broken wire.
Gauge inoperative.
Fuel sender float
partially
or completely
filled with fuel.
Circuit breaker open.
Float and arm assembly
of fuel sender sticking.
Bad ground.
Check and repair.
Replace gauge.
Replace sender.
Check and reset.
Check.
Check for good contact
at ground lip or rear
of gauge.
FUEL
SYSTEM
Added: 7/28/75
2J10