What was found
NR 4 ENGINE SHUT DOWN DUE TO RUNNING ROUGH AND DOUBLE SHORTED SECONDARY ON NR 1 CYLINDER. REMOVED AND REPLACED NR 1 CYLINDER DUE TO RING LAND FAILURE, REF: NAC DC-6 MM SECT. V PG. 16 & 16A. CHECK GOOD.
- Difficulty date
- August 21, 2007
- Submitted
- August 22, 2007
- Operation
- Air carrier
- Aircraft
- N2907F
- Make and model
- Doug DC6
- Aircraft serial
- 533265
- Aircraft time
- 38,433 hours
- Engine
- Pwa R2800CB3
- Engine time
- 1,870 hours
- System (JASC)
- 8530 · Reciprocating Engine Cylinder Section
- Part
- Cylinder
- Part number
- 356994
- Part serial
- RS1147
- Condition
- Failed
- Location
- Nr 1
- Part time
- 355 hours
- Stage of operation
- CR
- How discovered
- O
- Nature of condition
- R, J
- Precautionary procedure
- E
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.