Service difficulty report · Transmitter · Boeing 737823

Difficulty date
April 1, 2023
Submitted
April 4, 2023
Operation
Air carrier
Aircraft
N309PC
Make and model
Boeing 737823
Aircraft serial
31258
Aircraft time
17,572 hours, 7,341 cycles
Part
Transmitter
Part number
18173812
Part serial
7846
Condition
Faulty
Location
Zone 500 - Lh Wi
Part time
17,654 hours, 7,364 cycles
Stage of operation
DE
How discovered
V
Nature of condition
O
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: TRAILING EDGE FLAPS STUCK AT BETWEEN 5 INCHES AND 10 INCHES. EMERGENCY WAS DECLARED INTO MID. ACCOMPLISHED GENERAL VISUAL INSPECTION OF LEFT AND RIGHT WING FLAP DOWN BRIVE GEAR BOXES, TORQUE TUBES AND RELATED COMPONENTS, FOUND NO DISCREPANCIES. FLAP SLAT ELECTRONIC UNIT BUILT IN TEST EQUIPMENT FOR PREVIOUS FLIGHT FAULTS SHOWS MSG 27-51351, ACCOMPLISHED FIM TASK WITH NO FINDINGS. DUE TO SLIGHT VARIATION ON INDICATOR RIGHT FLAP POSITION TRANSMITTER REPLACED IAW AMM 27-58-01.