Service difficulty report · Tube · Boeing 747422

Difficulty date
October 5, 2000
Submitted
October 13, 2000
Operation
Air carrier
Aircraft
N180UA
Make and model
Boeing 747422
Aircraft serial
25224
Engine
Pwa PW4056
Part
Tube
Part number
7A148035
Part serial
G653
Condition
Torn
Location
Escape Slide
Component
Slide · Bfgoodrich · 7A147913
Stage of operation
IN
How discovered
C
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

P/N 7A1479-13 EVACUATION SLIDE/RAFT DOOR 2 LT FAILED FLAT FIRE TEST IN HOME SHOP DURING SLIDE/RAFTS ROUTINE OVERHAUL. UPPER TUBE DEVELOPED A TEAR IN THE LT UPPER CROSSOVER TUBE AT THE BOTTOM CORNER. THE CAUSE OF THE TEAR APPEARS TO BE DAMAGE TO THE TUBE MATERIAL WHEN THE SLIDE/RAFT WAS REPACKED DURING LAST SHOP OVERHAUL. UNIT IS BEING SENT TO VENDOR FOR REPAIR.