Service difficulty report · Sensor · Boeing 737824

Difficulty date
January 3, 2024
Submitted
January 5, 2024
Operation
Air carrier
Aircraft
N77296
Make and model
Boeing 737824
Aircraft serial
34002
Aircraft time
53,425 hours, 19,574 cycles
Part
Sensor
Part number
189929
Condition
Inoperative
Location
Lh Mlg
Stage of operation
CR
How discovered
O
Nature of condition
J, O
Precautionary procedure
A, B

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

What was found

LANDING GEAR POSITION LIGHTS LIGHTS NOT CORRECT. LEFT MAIN GEAR GREEN ILLUMINATED WITH LEVER UP REF LP 6718981. PERFORMED FIM TASK 32-09 TASK 801. 2FAULTS FOUND LANDING GEAR PROX SESOR 1 LONG TUBE HARNESS NOT SECURED PSEU. 1ST IS L DN LKD, A FAULT MESSAGE 32-61001 LATCHED D10982, AND MISSING CLAMP, MISSING NUT CLIP. ONLY ONE OF 2 NUTCLIPS PIN 33,55 " DO NOT DISPATCH" 2ND MESSAGE # 32-64004 NOT LATCHED. REMAIN. IMAGE 2 FOR REFERENCE -- RIGT LG PROX SWITCH HARNESS ALL SWITCHES (S) SHOWED INACTIVE TROUBLESHOOT PER FIM 32-62 TASK 801 FOUND LEFT DOWNLOCK A SENSOR DISAGREE. REMOVED AND REPLACED LEFT DOWNLOCK A SENSOR AND ADJUSTED PER AMM 32-61-31-400-801. INSTALLATION TEST CHECKS GOOD. OK FOR SERVICE.