Service difficulty report · Flap System · Boeing 737824

Difficulty date
March 11, 2021
Submitted
March 12, 2021
Operation
Air carrier
Aircraft
N76523
Make and model
Boeing 737824
Aircraft serial
37101
Aircraft time
34,172 hours, 11,884 cycles
Part
Flap System
Part number
NA
Condition
Inoperative
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 STUCK AT 5.1 ON CONFIG FOR LNDG FLAPS DISAGREE CHKLST CMPL T // UNEVENTFUL LDG UPDATED MAA CODE FIX USING VENDOR MAA SCREEN PLEASE CONTACT TOMC BEFORE COMMENCING ANY WORK. MAC RELATED WORK ORDER 000000003004540 AND PRTR MAC METER INITIATED FOR WITH VENDOR ID V902059 PERFORMED FSEU BITE CHECK IN REFERENCE WITH FIM 27-51-00-810-01. INDICATED FAULT OF 27-51351 TE FLAP UCM. (UNCOMMANDED MOTION PROBLEM). RESET BREAKERS P6-2 A8/A9 FLIGHT CONTROL FSEU DC 1 / DC2 TO RESET THE TE FLAP UCM. PERFORMED FLAPS OPERATIONAL CHECK NORMAL. PERFORMED FSEU BITE WITH NO FAULTS. IN REF WITH FIM 27-51-00-810-830 INDICATES AN INTERMITTENT FAULT. NO PREVIOUS HISTORY. GARRETT, HORACE (V902059) INDICATED FAULT OF 27-51351 TE FLAP UCM. (UNCOMMANDED MOTION PROBLEM). RESET BREAKERS P6-2 A8/A9 FLIGHT CONTROL FSEU DC 1 / DC2 TO RESET THE TE FLAP UCM. PERFORMED FLAPS OPERATIONAL CHECK NORMAL. PERFORMED FSEU BITE WITH NO FAULTS. IN REF WITH FIM ADD EMP:V902059 PERFORMED FSEU BITE CHECK IN REFERENCE WITH FIM 27-51-00-810-01. 27-51-00-810-830 INDICATES AN INTERMITTENT FAULT. NO PREVIOUS HISTORY.