Service difficulty report · Magneto · Piper PA31350

Difficulty date
February 13, 2024
Submitted
February 16, 2024
Operation
Air carrier
Aircraft
N122AW
Make and model
Piper PA31350
Aircraft serial
317652135
Aircraft time
19,599 hours
Engine
Lyc TIO540J2BD
Engine time
1,220 hours
Propeller
Hartzl HCE3YR2A
Part
Magneto
Part number
1068291013
Part serial
G06GA074R
Condition
Intermittent
Location
Left Engine
Part time
111 hours
Stage of operation
CL
How discovered
O
Nature of condition
R
Precautionary procedure
A

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

What was found

LEFT ENGINE LOST POWER 25 MILES FROM FXE: RAN THE LEFT ENGINE, DURIN MAGNETO CHECK ON LH MAGNETO ENGINE LOST POWER, ON BOTHMAGNETO'S (DUAL MAGNETO SET UP) RAN GOOD FOR ABOUT FIVE MINUTES, LOST POWER AND CONTINUED THAT WAY, FUALT WAS CONFIRMED ON THE MAGENTO. REPLACED MAGNETO AND PROBLEM WAS RESOLVED. MAGNETO ONLY HAD 110.6 HOURS SINCE 500 HOUR INPECTION / REPAIR. THE FUEL SYSTEM AND IGNITION HARNESS WAS ALSO INSPECTED NO FAULTS, SPARK PLUGS INSOECTED AND CLEANED NO FUALTS, CONTOLLERS FLUSHED NO FAULTS, OIL FILTER WAS REMOVED AND INSPECTED NO FAULTS. NEW OIL FLITER INSTALLED. INSPECTED FUEL CAPS AND FUEL SUMPED NO WATER, FUEL CAPS INSPECTED NO FAULTS, COMPRESSION CHECKED AND FOUND #2 COMPRESSION LOW, REPLACED CYLINDER.

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