Recommended Corrective Action Options - Lycoming TEO-540-C1A Maintenance Manual

TEO-540-C1A Engine Maintenance Manual
TEO-540-C1A Engine Maintenance Manual

15. Recommended Corrective Action Options

1 a. Per sections in this chapter complete:
• Oil Change Procedure
• Oil Filter Replacement
• Oil Suction Screen Removal/Inspection/Cleaning/Installation.
b. Operate the engine in flight for 25 hours.
c. Complete the "Oil Change Procedure" again.
d. Remove and examine the oil filter.
e. If the oil filter is clean, resume the routine oil servicing schedule. If chunks or more than 45
metallic particles are found, ground the aircraft and proceed to Corrective Action 3.
2 a. Per sections in this chapter complete:
• Oil Change Procedure
• Oil Filter Replacement
• Oil Suction Screen Removal/Inspection/Cleaning/Installation.
b. Operate the engine on the ground for 20 to 30 minutes. Refer to the aircraft POH.
c. Remove and examine the oil filter.
d. If the oil filter is clean, install a new oil filter.
e. Operate the engine in flight for 10 hours.
f. Remove and examine the oil filter.
g. If either the oil filter is clean, resume the routine oil servicing schedule. If chunks or more
than 45 metallic particles are found, ground the aircraft and proceed to Corrective Action 3.
3 a. Per sections in this chapter complete:
• Oil Change Procedure
• Oil Suction Screen Removal/Inspection/Cleaning/Installation – look for chunks in this
screen.
b. If one or more chunks are found, complete the "Oil Sump Removal" procedure in Chapter
72-50.
c. Look for chunks and metallic particles in the oil sump.
d. If one or more chunks are found in the oil sump, examine the exhaust and intake valves,
pistons, and piston rings per procedures in Chapter 72-30.
Complete the "Engine Removal" procedure in Chapter 72-00 and send the engine to
4
Lycoming Engines or an authorized repair facility for customized evaluation.
or
Complete the "Engine Disassembly" procedure in Chapter 72-05 and examine engine
components per the applicable chapters in this manual to identify and correct the cause.
© 2018 Avco Corporation. All Rights Reserved
November 2018
Table 4
Recommended Corrective Action Options
12-10
Page 79