What was found
NR 1 ENGINE SHUT DOWN AFTER BACKFIRING IN CRUISE AND COULD NOT RE-LEAN. REPLACED NR 10 CYLINDER DUE TO EXHAUST VALVE FAILURE. OP AND LEAK CHECK GOOD. COMPRESSION CHECK OF NR 15 CYLINDER GOOD, REPLACED WITH NEW SPARK PLUGS.
- Difficulty date
- March 8, 2005
- Submitted
- March 10, 2005
- Operation
- Air carrier
- Aircraft
- N43872
- Make and model
- Doug DC6
- Aircraft serial
- 533294
- Aircraft time
- 36,620 hours
- Engine
- Pwa R2800CB3
- Engine time
- 1,174 hours
- System (JASC)
- 8530 · Reciprocating Engine Cylinder Section
- Part
- Cylinder
- Part number
- 356995
- Part serial
- F7219
- Condition
- Failed
- Location
- Nr 10
- Part time
- 1,174 hours
- 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.