Service difficulty report · Sensor · Boeing 737924ER

Difficulty date
November 4, 2020
Submitted
November 4, 2020
Operation
Air carrier
Aircraft
N38443
Make and model
Boeing 737924ER
Aircraft serial
31655
Aircraft time
31,554 hours, 11,147 cycles
Part
Sensor
Part number
90004213
Part serial
2686R
Condition
Failed
Location
Flap Skew
Stage of operation
CL
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

FLAP ON GAUGE SHOWED NEEDLE SPLIT. LANDED WITH FLAPS 5. UPDATED MAA CODE FIX USING VENDOR MAA SCREEN PLEASE CONTACT TOMC BEFORE COMMENCING ANY WORK. PLEASE CONTACT TOMC BEFORE COMMENCING ANY WORK. PLEASE REMOVE AND REPLACE THE NR 4 SKEW SENSOR, PER AMM 27-59-01. REFERENCE HAS UPDATED MAA CODE FIX USING VENDOR MAA SCREEN BEEN SENT TO VORTEX. SKEW SENSOR, PER AMM 27-59-01-000-804 AND 27-59-01-400-804. FUNCTIONAL TEST PASSED, PER AMM 27-59-00-730-801. M&E 29-2759-9-0002 S/N OFF 2686 T/T 1172540. MAC METER INITIATED FOR WITH VENDOR ID V931740. REMOVED AND REPLACED THE NR 4 MAC RELATED WORK ORDER 000000003001177 AND PRTR (V931740). REMOVED AND REPLACED THE NR 4 SKEW SENSOR, PER AMM 27-59-01-000-804 AND 27-59-01-400-804. FUNCTIONAL TEST PASSED, PER AMM 27-59-00-730-801. M&E 29-2759-9-0002 S/N OFF 2686 T/T 1172540. ADD EMP: V931740 ROTABLE PARTS CHANGE WAS INDICATED-TT NR 1172540 SN OFF 2686 SENSOR, FLAP, S OFF 29-2759-9-0002 2686 ON 29-2759-9-0002 3149.