SDR 2003FA0000890

Service difficulty report · Engine · Robsin R44

Difficulty date: May 21, 2003
Submitted: September 3, 2003
Operation: General aviation
Aircraft: N244HP
Make and model: Robsin R44
Aircraft serial: 0427
Aircraft time: 556 hours
Engine: Lyc O540F1B5
Engine time: 556 hours
System (JASC): 8500 · Engine (Reciprocating)
Part: Engine
Condition: Making Metal
Part time: 556 hours
Stage of operation: NR
How discovered: 9
Nature of condition: O
Precautionary procedure: O

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

What was found

DURING SCHEDULED INSPECTION FOR PART 135 OPERATOR, FOUND OIL FILTER CONTAMINATED WITH METAL PARTICLES. METAL WAS IDENTIFIED AS PROBABLE FROM CAMSHAFT. ENGINE REMOVED AND SENT TO MFG FOR REPAIR. MFG FOUND CAMSHAFT AND LIFTERS FAILED. ENGINE REPAIRED BY MFG AND RETURNED.