SDR AALA2020090869018

Service difficulty report · Transmitter · Boeing 737823

Difficulty date: September 3, 2020
Submitted: September 8, 2020
Operation: Air carrier
Aircraft: N854NN
Make and model: Boeing 737823
Aircraft serial: 33214
Aircraft time: 30,908 hours, 12,598 cycles
System (JASC): 2751 · Trailing Flap Position Indicating System
Part: Transmitter
Part number: 18173812
Condition: Inoperative
Location: Rt Wing Te Flaps
Stage of operation: DE
How discovered: O
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: DURING CONFIGURATION FOR LANDING, FLAP GAUGE INDICATED FLAP ASYMMETRY BETWEEN FLAP 0 AND FLAP 1 SETTINGS; FLIGHT CREW ACCOMPLISHED FLAPS UP LANDING CHECKLIST, FLAP GAUGE NORMALIZED AFTER SELECTION OF A DIFFERENT FLAP SETTING. NO ROLL ENCOUNTERED. FLIGHT DECLARED AN EMERGENCY, LANDED NORMALLY, AND ARRIVED AT GATE WITHOUT FURTHER ISSUE. REPLACED RH FLAP POSITION TRANSMITTER WITH NEW IAW AMM 27-58-01, OPS CHECK GOOD.