Service difficulty report · Case · Cessna 402C

Difficulty date
September 7, 2001
Submitted
October 9, 2001
Operation
Air carrier
Aircraft
N6879R
Make and model
Cessna 402C
Aircraft serial
402C0611
Engine
Cont TSIO520VB
Part
Case
Condition
Damaged
Location
Engine
Part time
17 hours
Stage of operation
IN
How discovered
V
Nature of condition
O
Precautionary procedure
K

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

What was found

AIRCRAFT WAS AT CRUISE ALTITUDE, WHEN THE RIGHT ENGINE SHUTTERED, FOLLOWED BY A BANG AND LOSS OF POWER. CREW SECURED THE ENGINE AND LANDED WITHOUT INCIDENT. MECHANIC DETERMINED THE ENGINE EXPERIENCED AN INTERNAL FAILURE, RESULTING IN 2 ONE INCH HOLES IN THE CASE HALVES OPPOSITE EACH OTHER IN THE AREA OF THE CAMSHAFT FOLLOWERS/LIFTERS AT THE NR 6 AND NR 5 CYLINDER POSITIONS.

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