SDR 98ZZZM822

Service difficulty report · Valve · Doug DC6B

Difficulty date: July 30, 1998
Submitted: March 26, 2000
Operation: Air carrier
Aircraft: N841TA
Make and model: Doug DC6B
Aircraft serial: 44891
Engine: Pwa R2800*
System (JASC): 8530 · Reciprocating Engine Cylinder Section
Part: Valve
Part number: 327627
Condition: Broken
Location: Nr 1 Engine
Stage of operation: CR
Nature of condition: E, Y, J
Precautionary procedure: E

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

What was found

WHILE EN BOUND TO SANTO DOMINGO, NR 1 ENGINE BACKFIRED CONTINUOUSLY, ENGINE ANALYZER SHOWED R-8 S/S AT 1225. PERFORMED PRECAUTIONARY ENGINE SHUTDOWN. LANDING IN SANTO DOMINGO WITHOUT INCIDENT. REPLACED NR 8 CYLINDER IN NR 1 ENGINE. ENGINE RUNUP CHECKED OK. (M)

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