Service difficulty report · Bearing · Cessna 402C

Difficulty date
July 28, 2004
Submitted
September 27, 2004
Operation
Air carrier
Aircraft
N402SA
Make and model
Cessna 402C
Aircraft serial
402C0623
Engine
Cont TSIO520VB
Part
Bearing
Part number
1081806
Condition
Destroyed
Location
Magneto
Part time
499 hours
Component
Magneto
Component part number
BL6006561
Stage of operation
NR
How discovered
9
Nature of condition
O
Precautionary procedure
O

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

What was found

DURING THE FIRST INITIAL 500 HOUR MAGNETO INSPECTION ON A FACTORY ENGINE. MAINTENANCE DISCOVERED AN ODD LOOKING LUBE ON BOTH MAGNETOS AND INSUFFICIENT AMOUNT IN WELL. THE LT MAGNETO BEARING LOOKED OK, HOWEVER, THE RT MAGNETO BEARING WAS UNUSABLE AND METAL TRANSFER WAS APPARENT. LUBRICANT TYPE, AND/OR LACK THEREOF, APPEARED TO BE THE CAUSE. PARTS BEING SENT TO MFG FOR EVALUATION.

More about the Cessna 402C