Low Pressure Or Pressure Surges - Piper PA-44-180 SEMINOLE Maintenance Manual

CHART 2801. TROUBLESHOOTING (FUEL SYSTEM)
Trouble
Low pressure or pressure
surges.
PIPER AIRCRAFT
PA - 4 4 - 1 8 0 / 1 8 0 T
AIRPLANE MAINTENANCE MANUAL
Cause
Obstruction in inlet side
of pump.
Faulty diaphragm in
pump.
Air in line to pressure
gauge.
2A24
Remedy
Trace lines and locate
obstruction.
Rebuild or replace pump.
Bleed line.
Revised: May 15, 1989
2 8 - 0 2 - 0 0
Page 28-04