What was found
NR 4 ENGINE RUNS ROUGH AND ANALYZER SHOWED LOW COMPRESSION. REPLACED NR 3 CYLINDER.
- Difficulty date
- July 23, 2001
- Submitted
- July 24, 2001
- Operation
- Air carrier
- Aircraft
- N7780B
- Make and model
- Doug DC6A
- Aircraft serial
- 45372
- Aircraft time
- 21,480 hours
- Engine
- Pwa R2800CB3
- Engine time
- 2,089 hours
- System (JASC)
- 8530 · Reciprocating Engine Cylinder Section
- Part
- Cylinder
- Part number
- 356994
- Part serial
- RA354
- Condition
- Cracked
- Location
- Nr 4 Engine
- Part time
- 381 hours
- Stage of operation
- TO
- How discovered
- O
- Nature of condition
- E, R
- Precautionary procedure
- E, A
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.