What was found
NR 2 ENGINE FEATHERED DUE TO BACKFIRING. SUSPECT NR 4 CYLINDER. REPLACED NR 4 CYLINDER PER NAC DC-6MM SEC V PG 16-16A. OPERATIONAL CHECK AND LEAK CHECK GOOD.
- Difficulty date
- May 9, 2006
- Submitted
- May 15, 2006
- Operation
- Air carrier
- Aircraft
- N99330
- Make and model
- Doug DC6A
- Aircraft serial
- 43576
- Aircraft time
- 31,909 hours
- Engine
- Pwa R2800CB3
- Engine time
- 1,226 hours
- System (JASC)
- 8530 · Reciprocating Engine Cylinder Section
- Part
- Cylinder
- Part number
- 356993
- Part serial
- A659
- Condition
- Cracked
- Location
- Nr 2 Engine
- Part time
- 1,226 hours
- Component
- Engine · Pwa · CB3
- Component part number
- R2800
- Stage of operation
- CR
- How discovered
- O
- Nature of condition
- R
- Precautionary procedure
- E
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.