Service difficulty report · Motor · Boeing 737824

Difficulty date
August 13, 2021
Submitted
August 13, 2021
Operation
Air carrier
Aircraft
N87513
Make and model
Boeing 737824
Aircraft serial
31621
Aircraft time
42,367 hours, 14,719 cycles
Part
Motor
Part number
4221T1003
Condition
Failed
Location
Flap Drive
Stage of operation
DE
How discovered
O
Nature of condition
J
Precautionary procedure
B

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

What was found

ALT TE FLAP DRIVE BREAKER POPPED. REF WDM 27-53-12-2 PG2. WIRING CKS GOOD TO PUMP ALL 3 PHASES ARE GOOD AND A GOOD GROUND ON PIN 4. C/B NOT POPPING WITH CANNON PLUG D1012 OFF. NEEDS M339 DRIVE MOTOR. REMOVED AND REPLACED ALTERNATE FLAP DRIVE MOTOR I.A.W A.M.M 27-51-53. OPS CHECK GOOD .BREAKER STAYS IN ROTABLE PARTS CHANGE WAS INDICATED - TT # 1864010 SN OFF 3864 IPC REFERENCE # 27-51-51 FIGURE 1 MOTOR, HYD, T/E OFF 29-2751-9-0025 3864 ON 29-2751-9-0025 5990