SDR 95ZZZX763

Service difficulty report · Spark Plug · Cessna 185A

Difficulty date: January 30, 1995
Submitted: March 26, 2000
Operation: General aviation
Aircraft: N1650Z
Make and model: Cessna 185A
Aircraft serial: 1850450
Engine: Cont IO550*
System (JASC): 7421 · Spark Plug/Igniter
Part: Spark Plug
Part number: PHB32E
Condition: Faulty
Location: Engine
Component: Champion
Stage of operation: CR
Nature of condition: E, R
Precautionary procedure: A

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

What was found

INSTALLED FACTORY NEW CONTINENTAL IO-550D ON CESSNA, N1650Z. ABOUT 15 TO 20 MINUTES INTO THE TEST FLIGHT, ENGINE BEGAN RUNNING ROUGH. OFF AIRPORT LANDING WAS MADE. THE PLUGS WERE CLEANED, TESTED, AND RESINTALLED. GROUND RUN OKAY AND THE AIRCRAFT WAS RETURNED TO SERVICE.

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