What was found
MECHANICAL INTERRUPTION AT 2028, TOP OF CLIMB. NR 3 ENGINE ROUGH, BACKFIRING IN DESCENT, 12 BMEP DROP. REPLACED NR 4 CYLINDER DUE TO CRACKED HEAD.
- Difficulty date
- August 20, 2000
- Submitted
- August 23, 2000
- Operation
- Air carrier
- Aircraft
- N99330
- Make and model
- Doug DC6A
- Aircraft serial
- 43576
- Aircraft time
- 26,039 hours
- Engine
- Pwa R2800CB3
- Engine time
- 842 hours
- System (JASC)
- 8530 · Reciprocating Engine Cylinder Section
- Part
- Cylinder
- Part number
- 356993
- Part serial
- A644WKSP
- Condition
- Cracked
- Location
- Nr 3 Engine
- Part time
- 842 hours
- Stage of operation
- CL
- How discovered
- O
- Nature of condition
- R
- Precautionary procedure
- A
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.