Service difficulty report · Housing · Skrsky S61N

Difficulty date
August 25, 2002
Submitted
October 2, 2002
Operation
Air carrier
Make and model
Skrsky S61N
Aircraft time
36,452 hours
Engine
Ge CT581401
Part
Housing
Condition
Worn
Location
M/R Gearbox
Stage of operation
HO
How discovered
O
Nature of condition
Y
Precautionary procedure
A

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

What was found

(CAN) INPUTS HAVE SIGNS OF METAL TRANSFER IN FROM THE ROLLERS TO THE GEAR HOUSING BORE, ON THE RT HOUSING THE ROLLER PATH IS BREAKING UP. OIL-LITE WASHERS ARE WORN, DEBRIS WAS IN OIL FOUND IN AND AROUND THE ROLLER AREA. LT INPUT THE UPPER OIL-LIGHT WAS REMOVED BROKEN. OTHER CRACKS WERE FOUND IN THAT OIL-LIGHT WASHER. LT INPUT FREEWHEEL UNIT SLIPPED DURING FLIGHT. CAUSE OF SLIP IS PRESENTLY UNDER INVESTIGATION.