Service difficulty report · Flap System · Boeing 737924ER

Difficulty date
March 9, 2024
Submitted
March 13, 2024
Operation
Air carrier
Aircraft
N68822
Make and model
Boeing 737924ER
Aircraft serial
42178
Aircraft time
31,937 hours, 11,606 cycles
Part
Flap System
Part number
UNKNOWN
Condition
Malfunctioned
Location
Te Flaps
Stage of operation
DE
How discovered
O
Nature of condition
F
Precautionary procedure
B

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

What was found

FLAPS DO NOT OPERATE WITH PRIMARY CONTROL FLAPS FAILED TO EXTEND PAST 2. ALTERNATE EXTENSION REQUIRED TOMC LOCKING LOG PAGE UNCLOCKING TO UPDATE UPDATED MAA CODE FIX USING VENDOR MAA SCREEN PLEASE CONTACT TOMC BEFORE COMMENCING ANY WORK. FSEU HAS A PREVIOUS FAULT OF "IS L IND NDL" LEFT FLAP INDICATION LAGGING. PERFORMED AN OPERATIONAL TEST - BOTH NEEDLES IN THE INDICATION NORMAL. WILL BITE THE FSEU AGAIN AFTER OPS AND BITE CHECK , SHOWING MSG 27-58400. WILL ACCOMPLISH FIM 27-51 TASK 826. UPDATED MAA CODE FIX USING VENDOR MAA SCREEN PLEASE CONTACT TOMC BEFORE COMMENCING ANY WORK. MAC METER INITIATED MAC RELATED WORK ORDER 000000003098998 AND ACCOMPLISHED OPERATIONAL CHECK OF TE F LAPS PER AMM 27-51 TASK 839, AFTER OPERATION OF FLAPS , FLAPS OP ERATE NORMAL. ACCOMPLISHED FSEU BITE PER AMM 27-51 TASK 801 , IN TERMITTENT FAULT MSG 27-52260 PRESENT (TE FLAP SNSR R). NO HISTO RY IN THE PAST 90 DAYS , CLEANED TRANSMITTER CONNECTOR RH SIDE. ACCOMPLISHED FIM 27-51 TASK 820 , AFTER RESET OF CB''S A8, A9, A 11, A12. FSEU BITE , NO PRESENT FAULTS. ACFT GOOD TO CONT.