Service difficulty report · Sealant · Boeing 757222

Difficulty date
May 31, 2009
Submitted
June 3, 2009
Operation
Air carrier
Aircraft
N589UA
Make and model
Boeing 757222
Aircraft serial
28707
Aircraft time
46,067 hours, 12,769 cycles
Engine
Pwa PW2037
Part
Sealant
Condition
Defective
Location
Rt Wing
Stage of operation
IN
How discovered
V
Nature of condition
K
Precautionary procedure
K

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

What was found

LEFT WING DRY BAY NR 1 DRAIN HOLE & RIGHT WING DRY BAY NR 3 DRAIN HOLE LEAKING FUEL. BOROSCOPE INSPECTED LT DRY BAYS NR 1, 2 & 3. FOUND NR 1 DRY BAY LEAKING AT O/B AND AFT FIBERGLASS PNLS. INSP'D NR 1 RT DRY BAY, NO LEAK FOUND. NEED TO CONTINUE T/S ON RT NR 2 AND NR 3 DRY BAYS. PRESSURIZED FUEL SYSTEM FOR 1HR. NO LEAKS FOUND. REMOVED OLD BAD SEALANT FROM FIBERGLASS PNK 532HZ, CLEANED AND PREPARED TO SEAL. NEED TO INSPECT O/B PYLON FUEL PNL. NEW SEALANT IN FUEL OFFICE. INSPECTED O/B PYLON PNL AND APPLIED A B SEALANT AT 1300. LT & RT TANKS SEALED, CURE TIMES TO 0130 01JUN, THEN ACP LEAK CK.