Service difficulty report · Sensor · Boeing 757231

Difficulty date
May 12, 2025
Submitted
May 12, 2025
Operation
Air carrier
Aircraft
N989FD
Make and model
Boeing 757231
Aircraft serial
28480
Aircraft time
56,249 hours, 21,342 cycles
Part
Sensor
Part number
81020401FS
Condition
Failed
Location
Zone 800
Stage of operation
IN
How discovered
V
Nature of condition
P
Precautionary procedure
K

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

What was found

TOOK 5 ATTEMPTS BEFORE SLIDE LIGHT WENT OUT WHILE DISARMING THE LEFT ENTRY DOOR. AMM: 25-66-11-2 WDM: 25-66-11 SWPM: 20-30-12 REMOVED AND REPLACED L1 DOOR GIRT BAR PROXIMITY SWITCHES (S10214) AND (S10215), BOTH SENSOR WIRES CONNECTION HAS BEEN DONE PER ABOVE REFERENCE. SENSORS REQUIRES INSTALLATION TO FLOOR FITTINGS AND ADJUSTMENT PER REFERENCE ABOVE. FACT 12MAY25 10:45 MEM AMM: 25-66-11-2 COMPLETED INSTALL OF L1 DOOR GIRT BAR PROXIMITY SWITCHS PER ABOVE REFERENCE. ADJUSTMENT AND OPS CHK GOOD. A/C OK FOR SERVICE. TO SATISFY SDR EVENT , PART NAME: PROXIMITY SENSOR. MANUFACTURER: BOEING. PART NUMBER: 8102-0401 SERIAL NUMBER :NA