Service difficulty report · Clamp · Boeing 7879

Difficulty date
July 2, 2019
Submitted
August 17, 2020
Operation
General aviation
Make and model
Boeing 7879
Aircraft time
8,889 hours
Part
Clamp
Part number
NH1032651475
Condition
Loose
Location
Duct
Stage of operation
IN
How discovered
9
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) DURING REPLACEMENT OF THE LH RAM FAN, IT WAS DISCOVERED THAT A SECTION OF THE INLET DUCT UPSTREAM OF THE RAM FAN AND HEAT EXCHANGERS WAS ADRIFT, AND THAT THE CLAMPS FOR THAT SECTION OF DUCT WERE NOT SECURED.`, A DISCUSSION WAS HELD WITH THE AME WHO RECTIFIED THE ADRIFT CLAMP THAT WAS FOUND.WHEN WE OPENED THE ACCESS DOOR WE NOTICED THE AFT CLAMP LOOKED A LITTLE LOOSE. RESOLUTION CLAMP TIGHTENED AS PER AMM 21-52-44-00A-720A (TC# 20190703013)

More about the Boeing 787-9