Service difficulty report · Sensor · Boeing 737924ER

Difficulty date
October 26, 2025
Submitted
October 31, 2025
Operation
Air carrier
Aircraft
N37471
Make and model
Boeing 737924ER
Aircraft serial
37102
Aircraft time
39,851 hours, 14,376 cycles
Part
Sensor
Condition
False Activation
Location
Zone 800
Stage of operation
NR
How discovered
O
Nature of condition
N
Precautionary procedure
O

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

What was found

DOOR WARNING ANNUNCIATOR IS ON FWD ENTRY ILLUMINATED ON DESCENT AROUND 6000 FT. FA PUSHE D HANDLE DOWN VI A CHECKL IST. LIGHT EXTIGUISHED. COULD NOT DUPLICATE FAULT REQUEST MEL 5203E ON FWD ENTRY DOOR. MEL 5203E TOMC REJECTING FOR MORE T/S. AMM 52-11-00-820-802 TO CONFIRM THAT FORWARD ENTRY DOOR HANDLE (SOFT UNLATCHING) DOES NOT MOVE TOO EASILY SEE NOTE 3.A.(2) CLEANED S199/S1147 AND PERFORMED ENTRY AND GALLEY SERVICE DOOR INDICATION SENSOR ADJUSTMENT AND FOUND S199 TO BE WITHIN SENSOR CLEARANCE REF AMM 52-71-11-820-801. PERFORMED FORWARD ENTRY DOOR SYSTEM TEST, TEST PASS REF 52-11-00-700-804. PERFOMED FORWARD ENTRY DOOR TEST, TEST PASS AND INDICATION CHECKS GOOD REF AMM 52-71-11-710-802