Service difficulty report · Seal · Boeing 75724APF

Difficulty date
July 15, 2021
Submitted
July 16, 2021
Operation
Air carrier
Aircraft
N428UP
Make and model
Boeing 75724APF
Aircraft serial
25459
Aircraft time
29,015 hours, 20,136 cycles
Part
Seal
Condition
Leaking
Location
Pax Door
Stage of operation
CR
How discovered
9
Nature of condition
O
Precautionary procedure
O

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

What was found

INSPECTION TYPE:N/APRESSURIZATION LEAK - MAIN CABIN ENTRY DOOR - LOUD "WHISTLE" APPROX 7.0 - 8.3 PSI.PERF T/S IAW FIM 52-FAULT CODE DIAGRAM FIG 2 REV 127.00. FOUND NO DAMAGES AT DOOR SEALS OR DOOR FRAMES. EXCESSIVE CABIN PRESSURE LEAKAGE TEST PERF IAW AMM 05-51-24-702-001 REV 127.04. FOUND NO EXCESSIVE LEAKS, CREW ENTRY DOOR PRESSURE SEAL CHECKED AND CLEANED IAW AMM 52-09-02-404-004 REV 127.04.....

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