Service difficulty report · Nut · Cessna 402C

Difficulty date
September 27, 2014
Submitted
September 30, 2014
Operation
Air carrier
Aircraft
N83PB
Make and model
Cessna 402C
Aircraft serial
402C0350
Aircraft time
34,049 hours, 30,227 cycles
Engine
Cont TSIO520VB
Engine time
2,436 hours
Part
Nut
Condition
Loose
Location
Rt Engine
Component
Engine · Cont · TSIO520VB
Component part number
TSIO520VB
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

DURING ROUTINE INSPECTION IT WAS DISCOVERED THAT THE NR 1 MAIN THRU BOLT NUT HAD BACKED OFF THE STUD IN FRONT OF THE OIL COOLER ON N83PB RT ENG. AS PRECAUTIONARY MEASURE THE RT ENG IS BEING CHANGED & SENT OUT FOR OVERHAUL.

More about the Cessna 402C