Service difficulty report · Transducer · Boeing 737800*

Difficulty date
March 9, 2022
Submitted
March 9, 2022
Operation
Air carrier
Aircraft
N14250
Make and model
Boeing 737800*
Aircraft serial
28957
Aircraft time
69,200 hours, 25,612 cycles
Part
Transducer
Part number
NA
Condition
Faulted
Location
#3
Stage of operation
TO
How discovered
O
Nature of condition
O
Precautionary procedure
A

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

What was found

ANTI SKID INOP LIGHT CAME ON AFTER T/O RETURNED TO DENVER LIGH T WENT OUT ON APRCH IN J33 KE2,KG2.CHECK PIN CRIMPS AND PIN TENSION ON MONITOR PINS B12 AND B13 AT ANTISKID/AUTOBRAKE CONTROLLER D1040A CONNECTOR D11124 PINS 1 AND 3.ISSUE IS PROBABLY IN THE GEAR SHAKE DOWN WIRING ON THE GEAR WHILE MONITORING WITH A METER. HARNESS UPPER PIVOT AREA OR IN THE AXLE AREA OR EXTEND AREA FOR THE LOWER STRUT.JUMPER PINS 1 AND 3 AT D11124 PINS 1 AND 3. LOCKED FOR REPAIR UNLOCKING FOR UPDATE FOUND #3 WHEEL TRANSDUCER FAULTED ON ARRIVAL, FAULT WOULD NOT REF WDM 32-41-11-1 SHT 2. REMOVE WHEEL 3 TRANSDUCER T393 CLEAR, REF AMM 32-42-801. REMOVE ANTISKID/AUTOBRAKE CONTROLLER.M162 CHECK WIRING FROM ADD EMP: CONNECTOR D1040A PINS B12 AND B13 TO TRANSDUCER CONNECTOR D11124 PINS 1 AND 3. SHAKE DOWN THIS WIRING AND CHECK TERM BLOCKS REPLACED T393 TRANSDUCER AT WHEEL 3. GROUND TEST OK. ACCU BITE TEST OK. REF AMM 32-42-11. ROTABLE PARTS CHANGE WAS INDICATED - TT # 1211817 SN OFF 3248 ADDITIONAL EMPLOYEE NUMBER. ADD EMP: TRANSDUCER, MLG OFF 99-3242-9-0002 3248 ON 99-3242-9-0002 4870

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