Service difficulty report · Distributor Gear · Cessna 402C

Difficulty date
February 7, 2003
Submitted
March 11, 2003
Operation
Air carrier
Aircraft
N764EA
Make and model
Cessna 402C
Aircraft serial
402C0237
Engine
Cont TSIO520*
Part
Distributor Gear
Part number
10357586
Condition
Failed
Location
Magneto
Part time
2,388 hours
Component
Magneto
Component part number
106006061
Stage of operation
CL
How discovered
O
Nature of condition
J
Precautionary procedure
A

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

What was found

ON CLIMB OUT HYDRAULIC PRESSURE LITE REMAINED ILLUMINATED AFTER GEAR RETRACTION. GEAR WAS EXTENDED FOR LANDING AND WHEN POWER WAS REDUCED THE RIGHT ENGINE LOST POWER. ENGINE WAS SHUTDOWN AND FEATHER, CREW LANDED WITHOUT INCIDENT. MECHANIC FOUND RIGHT ENGINE, BOTH MAGNETO DISTRIBUTOR GEARS HAD FAILED. MECHANIC CHANGED BOTH MAGNETO AND RETURNED AIRCRAFT TO SERVICE. SUGGEST TIME CHANGE OF DISTRIBUTOR GEAR AT MAGNETO HALF LIFE.

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