Service difficulty report · Cylinder · Doug DC6

Difficulty date
March 28, 2007
Submitted
April 2, 2007
Operation
Air carrier
Aircraft
N2907F
Make and model
Doug DC6
Aircraft serial
533265
Aircraft time
38,041 hours
Engine
Pwa R2800CB3
Engine time
2,331 hours
Part
Cylinder
Part number
404481
Part serial
381OX18
Condition
Separated
Location
Nr 1 Engine
Part time
365 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.

What was found

NR 1 ENGINE BACKFIRING. ENGINE SHUT DOWN. REPLACED NR 1 ENGINE NR 8 CYLINDER DUE TO SEPERATED FINS FROM CYLINDER LINER. REF: DC-6MM SECT V PG 16 AND 16A. LEAK AND OPS CHECKED GOOD.

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