Service difficulty report · Spark Plug · Doug DC6

Difficulty date
September 14, 2004
Submitted
September 23, 2004
Operation
Air carrier
Aircraft
N779TA
Make and model
Doug DC6
Aircraft serial
45529
Aircraft time
39,814 hours
Engine
Pwa R2800CB3
Engine time
2,299 hours
Part
Spark Plug
Part number
RHB32E
Condition
Cracked
Location
Nr 18 Cylinder
Part time
44 hours
Stage of operation
TO
How discovered
O
Nature of condition
R
Precautionary procedure
C

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

ABORTED TAKEOFF DUE TO NR 2 ENGINE LOW FUEL FLOW AND LOW BMEP. REPLACED NR 18 CYLINDER FRONT PLUG (CRACKED CERAMIC), NR 8 CYLINDER REAR INTERMITTENT, BOTH PLUGS REPLACED. REPLACED NR 18 CYLINDER REAR PLUG. INSPECTED CARBURETOR AND FIRE WALL SHUT OFF FOR RIGGING. PERFORMED BARO RUN, ALL CHECKED GOOD. PERFORMED WET TAKEOFF RUN, DRY TAKEOFF RUN, ALL CHECKED GOOD. NEVER GOT LOW FUEL FLOW.

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