SDR UPS404950

Service difficulty report · Pressure Deck · Boeing 747123

Difficulty date
November 9, 1995
Submitted
March 26, 2000
Operation
Air carrier
Aircraft
N671UP
Make and model
Boeing 747123
Aircraft serial
20323
Part
Pressure Deck
Condition
Corroded
Location
Bs 1290
Stage of operation
IN
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

WHILE IN AMS FOR C-CHECK, MAINTENANCE FOUND CORROSION AT PRESSURE DECK BS 1290 TO 1300 LBL 75. REMOVED CORROSION AT PRESS DECK BS 1290 TO 1300 ACC SRM 51-10-01, CORR NOT IN LIMITS ACC SRM 53-10-01. REPAIRED PRESS DECK FROM BS 1290 TO 1300 LBL 75, SRM 53-10-07 FIG 2.