Service difficulty report · Seal · Boeing 107*

Difficulty date
April 4, 2016
Submitted
April 5, 2016
Operation
Air carrier
Aircraft
N6682D
Make and model
Boeing 107*
Aircraft serial
101
Aircraft time
70,203 hours
Engine
Ge CT581402
Part
Seal
Part number
107D22092
Condition
Failed
Location
Mix Box
Part time
689 hours
Component
Mix Box · Boeing
Component part number
107D200419
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 DIS-ASSEMBLY OF A 107 AFT & MIX BOX TRANSMISSION, METAL TABS WERE FOUND IN THE AFT TRANSMISSION FILTER. FURTHER DIS-ASSEMBLY & INSPECTION REVEALED THE METAL TABS CAME FROM THE BLOWER DRIVEN ASSEMBLY OIL SEAL. THE SEAL TABS WERE ALL BROKEN UP INDIVIDUALLY & WERE FOUND IN THE BLOWER DRIVEN HOUSING IN ADDITION TO AFT TRANSMISSION FILTER. NO OTHER TABS WERE FOUND IN ANY OF THE OTHER ASSEMBLIES OR HOUSINGS.