Piper Warrior III - Page 428

PIPER AIRCRAFT, INC.
PA-28-161, WARRIOR III
MAINTENANCE MANUAL
PAGE 2
Nov 30/06
2K10
28-40-00
Trouble Cause Remedy
CHART 1
TROUBLESHOOTING FUEL QUANTITY INDICATORS
Fuel gauge fails to indicate. Broken wiring. Check and repair.
Defective gauge. Replace gauge.
Tripped circuit breaker. Reset circuit breaker. If
breaker does not remain
set, check wiring and
components for short.
Fuel gauge reads empty Incomplete ground. Check ground connections
when tanks are full. at fuel transmitter in wings.
Float completely filled or saturated. Replace fuel transmitter.
Gauge not properly adjusted. Check gauge settings per
paragraph 1.D.
Defective gauge. Replace gauge.
Fuel gauge reads full Incomplete ground. Check ground at
with tanks empty. instrument.
Float arm stuck. Replace fuel transmitter.
Gauge not properly adjusted. Check gauge settings per
paragraph 1.D.
Defective gauge. Replace gauge.
Fuel gauge reads incorrectly. Defective gauge. Replace gauge.
Intermittent ground. Check ground at
transmitter and instrument.
Float arm sticky. Replace transmitter.
Faulty transmitter. Replace transmitter.
Gauge not properly adjusted. Check gauge settings per
paragraph 1.D.