Service difficulty report · Spark Plug · Doug DC6

Difficulty date
January 4, 2003
Submitted
January 8, 2003
Operation
Air carrier
Aircraft
N1377K
Make and model
Doug DC6
Aircraft serial
44596
Aircraft time
35,087 hours
Engine
Pwa R2800CB3
Engine time
2,524 hours
Part
Spark Plug
Part number
URHB32E
Condition
Cracked
Location
Nr 11 Cylinder
Component
Cylinder · Pwa
Component part number
356994
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.

What was found

NR 3 ENGINE SHUT DOWN FOR NR 11 CYLINDER DOUBLE SHORTED SECONDARY. REPLACED FRONT AND REAR SPARK PLUGS.

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