Service difficulty report · Proximity Switch · Boeing 737924ER

Difficulty date
June 8, 2024
Submitted
June 11, 2024
Operation
Air carrier
Aircraft
N37437
Make and model
Boeing 737924ER
Aircraft serial
33532
Aircraft time
47,177 hours, 16,590 cycles
Part
Proximity Switch
Part number
M88051008
Condition
Faulted
Location
E&E Door
Stage of operation
NR
How discovered
O
Nature of condition
N
Precautionary procedure
A

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

What was found

PASSING 16000 FEET THE EQUIP WARNING LIGHT CAME ON FOUND DOOR CLOSED AND HANDLE STOWED. HAD TO PRY HANDLE OPEN FWD E&E DOOR HINGES ARE LOOSE AND WORN, BUSHINGS APPEAR TO BE REMOVED FWD ACCESS DOOR IAW AMM 52-48-31-000-801 TO INSPECT FOUND HANDLE TO BE LOOSE AND EXSESIVE FOR AND AFT PLAY IN WORN. DOOR BUSHINGS. NO DEFECTS NOTED IN BUSHINGS THEY ARE SLOTTED FOR HANDLE WHEN STOWING DOES NOT FEEL NORMALE. EASE OF OPENING DOOR. INSTALLED ORIGINAL FWD EQUIPMENT ACCESS DOOR IAW B737 AMM 52-48-31-400-801. REF LOGPAGES 8222470 & 8222495 FOR CORRECTIVE ACTION ON THE EQUIP DOOR WARNING LIGHT. DUE TO RETURN TO THE FIELD EVENT SUGGEST REPLACE MAIN E&E DOOR SENSOR, REF TASK 52-71-42-400-801. REF LP 8219983. REPLACED MAIN E&E DOOR SWITCH S187, OP CKS GOOD PER TASK 52-71-42-710-801.