SDR LR7A9826

Service difficulty report · Diffuser · Lkheed 382G

Difficulty date: June 4, 1998
Submitted: March 26, 2000
Operation: Air carrier
Aircraft: N401LC
Make and model: Lkheed 382G
Aircraft serial: 4606
Engine: Allsn 501D22A
System (JASC): 7230 · Turbine Engine Compressor Section
Part: Diffuser
Part number: 6894133
Condition: Cracked
Location: Nr 4 Engine
Part time: 5,052 hours
Stage of operation: CL
Nature of condition: K, J
Precautionary procedure: E

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

NR 4 ENGINE LOW AND DECREASING OIL QUANTITY, PRECAUTIONARY SHUTDOWN. INSPECTED NR 4 ENGINE, AIRCRAFT IN SAFE CONDITION FOR INTENDED FERRY FLIGHT TO ANC, 3 ENGINE FERRY. REMOVED QEC, BORESCOPE INSPECTED ENGINE AND SUPSPECT CRACKED DIFFUSER.