Service difficulty report · Strap · Boeing 75724APF

Difficulty date
April 20, 2025
Submitted
May 8, 2025
Operation
Air carrier
Aircraft
N447UP
Make and model
Boeing 75724APF
Aircraft serial
27736
Aircraft time
35,868 hours, 20,368 cycles
Part
Strap
Part number
148N313820
Condition
Corroded
Location
Zone 100
Stage of operation
IN
How discovered
V
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

FAULT: STR-300-APU AIR INTAKE DOOR ENTRANCE HAS CORROSION. 33-025.REMOVED FWD STRAP SND UPER ANGLE ON APU AIR INTAKE DOOR IAW B757-200 SRM 51-40-02-0G.REMOVE AND REPLACE 1 EACH APU INLET FORWARD STRAP AT STA 1787.45 (P/N: 148N3138-20) PER PRODUCTION DRAWING REQUIREMENTS AND 757-200PF SRM CHAPTER 51 REQUIREMENTS.LOCATED AND DRILLED 1 EA NEW STRAP IAW B757-200-SRM-51-40-05.INSTALLED 1 NEW STRAP IAW B757-200-SRM-51-40-02.

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