TABLE VI. Troubleshooting (Cont)
Restricted flow in inlet line.
Clean inlet strainer. Remove water and sludge from fuel tank.
Low engine fuel
Defective fuel pump.
Replace fuel pump.
Loose fuel line connections.
Tighten all connections between tank and pump.
Check tank, lines and all fittings.
Dirty air cleaner.
Clean mesh air cleaner element.
Choke partially closed.
Electrolyte level not maintained.
Keep correct level by daily inspection.
Generator output inadequate.
Check generator for specified output, replace if necessary.
Loose or broken fan belt.
Adjust belt tension or replace belt.
Pump not primed.
Failure of hydraulic
Open line from compensator shutoff valve to compensator on pump.
Open compensator shut-off valve and operate pump until oil is free of air.
Stop engine, reconnect lines.
Pump cannot be bled.
Replace clogged filter element.
Sheared drive shaft on pump.
Shaft seal leakage of pump.
Remove pump for overhaul.
Refill hydraulic reservoir.
Seizure due to inadequate oil
High pressure relief
Control cone not seating
Remove control knob seal piston, compression spring and cone. Inspect
properly. Foreign material
cone for defects, replace if necessary. If trouble persists, remove valve
lodged between control cone and
Valve improperly adjusted.
Adjust valve to proper setting for specific aircraft system.
Relief valve spool remaining
Remove valve for overhaul.