Service difficulty report · Gear · Hughes 369D

Difficulty date
December 12, 2003
Submitted
March 1, 2004
Operation
General aviation
Make and model
Hughes 369D
Engine
Allsn 250C20B
Part
Gear
Part number
369D25434
Condition
Unserviceable
Location
T/R Gearbox
Component
Gearbox
Component part number
369D25400
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

(CAN) CUSTOMER REPORTED METAL GEN. 51.2 HRS AFTER LAST REPAIR. REQUESTED THE RETURN OF THIS UNIT, AFTER DISASSEMBLY IT WAS NOTED THE I/P SPACER WAS WORN AGAIN, AN O/H DIMENSION CHECK (NOT REQUIRED AT THIS TIME) WAS CARRIED OUT AND THE I/P BEARING JOURNAL IS BELOW DIMENSION. AS THIS UNIT HAS BEEN REPAIRED 6 TIMES SINCE O/H WAS CARRIED OUT. THE I/P GEAR IS SUSPECTED FOR BEING UNDER DIM FOR SOME TIME. THE GEAR HAS BEEN SENT TO AN APPROVED FACILITY TO CARRY OUT THE NICKEL PLATING REQUIRED.