Service difficulty report · Cylinder Head · Doug DC6A

Difficulty date
July 27, 2006
Submitted
July 28, 2006
Operation
Air carrier
Aircraft
N99330
Make and model
Doug DC6A
Aircraft serial
43576
Aircraft time
32,027 hours
Engine
Pwa R2800CB3
Engine time
1,463 hours
Part
Cylinder Head
Part number
356993
Part serial
779805
Condition
Separated
Location
Nr 4 Engine
Part time
1,463 hours
Stage of operation
DE
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 4 ENGINE SHUTDOWN DUE TO BACK FIRING. REPLACED NR 2 CYLINDER DUE TO A BLOWN HEAD. REF: NAC DC-6MM SEC. V. PG.16-16A.

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