Teledyne Continental Motors, Inc.
TM
Troubleshooting
8-9.
Lubrication System
Excessive Oil Consumption
Visually inspect engine and
nacelle for evidence of leaks.
Correct source of leak (replace
seal, tighten fittings).
Check engine log book for service
and consumption history. Service
engine oil sump to proper level
with correct grade of aviation
engine oil.
Monitor oil consumption closely
for the next 25 hours.
No further action required.
Perform “Cylinder
Differential Pressure
Check"
NOT
OK
OK
OK
NOT
OK
High Oil Temperature Indication
Check engine oil level.
Service oil sump to proper level
with correct grade of aviation
engine oil.
Reinstall original gauge. Check
engine oil temperature control
valve operation.
Temporarily install a serviceable
oil temperature gauge and
recheck oil temperature
Check engine oil pressure.
NOT
OK
OK
Check oil pressure relief valve
operation.
LOW
NORMAL
Replace oil temperature gauge.
OK
NOT
OK
Replace the engine oil
temperature control valve.
Inspect the oil cooler for flow
obstruction.
Replace oil pressure relief valve.
NOT
OK
See “Low Oil Pressure Indication.”
OK
NOT
OK
OK
IOF-240 Series Engine Maintenance Manual
8-25
31 August 2007
Change 1
