Service difficulty report · None · Boeing 7377H4

Difficulty date
October 12, 2022
Submitted
October 14, 2022
Operation
Air carrier
Aircraft
N422WN
Make and model
Boeing 7377H4
Aircraft serial
29826
Aircraft time
69,138 hours, 40,828 cycles
Part
None
Condition
Failed
Stage of operation
TX
How discovered
9
Nature of condition
O
Precautionary procedure
K

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

What was found

UPON FLAP RETRACTION L INDICATOR STAYED IN 15 BAND R INDICATOR STAYED IN 25 BAND. FLAP MOVEMENT STOPPED / [01] R&R RT FLAP POSITION TRANSMITTER PER AMM 27-58-01. NO HELP;[02] R & R R/H #7 FLAP TRANSMISSION PER AMM 27-51-40 AND R & R R/H SEAL RIB ANGLE GEAR BOX PER AMM 27-51-57 OPS CHECK GOOD;[03] PERFORMED RII OF FLAP TRANSMISSION IAW AMM 27-51-40 AND SEAL RIB ANGLE GEARBOX IAW AMM 27-51-57;TORQUE TUBE INSTALL; RIG AND ADJUSTMENT

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