Service difficulty report · Transmitter · Boeing 737823

Difficulty date
April 6, 2021
Submitted
April 7, 2021
Operation
Air carrier
Aircraft
N878NN
Make and model
Boeing 737823
Aircraft serial
40768
Aircraft time
28,132 hours, 11,609 cycles
Part
Transmitter
Condition
Inoperative
Location
Lt Wing Te Flaps
Stage of operation
AP
How discovered
9
Nature of condition
J
Precautionary procedure
O

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

What was found

AIRCRAFT WAS GROUNDED: ON APPROACH, FLAPS SELECTED TO "1" BUT GOT STUCK HALFWAY BETWEEN 0 AND 1. "TRAILING EDGE FLAP DISAGREE" CHECKLIST ACCOMPLISHED. USED ALTERNATE FLAP EXTENSION WITH A FLAPS 15 LANDING. EMERGENCY DECLARED. REMOVED AND REPLACED LEFT POSITION TRANSMITTER PER AMM 27-58-01.