Service difficulty report · Cylinder · Doug DC6

Difficulty date
April 2, 2008
Submitted
April 4, 2008
Operation
Air carrier
Aircraft
N2907F
Make and model
Doug DC6
Aircraft serial
533265
Aircraft time
38,950 hours
Engine
Pwa R2800CB3
Engine time
1,574 hours
Part
Cylinder
Part number
356993
Part serial
GV26035
Condition
Cracked
Location
Nr 3 Engine
Part time
869 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 3 ENGINE SHUT DOWN DUE TO BACKFIRING DURING CRUISE. REPLACED NR 2 CYLINDER DUE TO A CRACKED HEAD, REF: DC-6MM SECT V PG 16-17. OP CHECK GOOD.

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