Service difficulty report · Tube · Boeing 747123

Difficulty date
May 4, 1998
Submitted
March 26, 2000
Operation
Air carrier
Aircraft
N155UA
Make and model
Boeing 747123
Aircraft serial
20104
Engine
Pwa JT9D7A
Part
Tube
Part number
7A14376
Condition
Failed Test
Location
Slide Raft
Stage of operation
IN
Nature of condition
L
Precautionary procedure
K

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

What was found

DURING SHOP OVERHAUL OF SLIDE/RAFT IT FAILED THE AIR RETENTION TEST. FAILURE DUE TO A SEAM LEAK IN THE UPPER TUBE ON THE LOWER END CROSS OVERTUBE LOWER SEAM UNDER CHAFING PANEL. SLIDE/RAFT SENT TO VENDOR FOR REPAIR.