SDR AALA2019102219002

Service difficulty report · Rudder · Boeing 737823

Difficulty date: October 19, 2019
Submitted: October 22, 2019
Operation: Air carrier
Aircraft: N908AN
Make and model: Boeing 737823
Aircraft serial: 29510
Aircraft time: 59,339 hours, 24,360 cycles
System (JASC): 2720 · Rudder Control System
Part: Rudder
Condition: Malfunctioned
Stage of operation: TO
How discovered: O
Nature of condition: F
Precautionary procedure: O

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

What was found

AIRCRAFT NOT GROUNDED: PILOT REPROTS ON TAKEOFF, WE EXPERIENCED A VERY SHARP RIGHT RUDDER DEFLECTION THAT WAS LIKE AN ENGINE FAILURE. IT WAS A SINGLE SPIKE AND DID NOT HAPPEN AGAIN. MAINTENANCE ACCOMPLISHED FOLLOWING TEST PEDAL ADJUSTER TEST IAW AMM 27-21-00. EEC FAULT REVIEW IAW AMM 71-00-00. SMYD BITE IAW AMM 22-23-00. RUDDER SERVO TEST IAW AMM 22-23-11. DFGS BITE AND FAULT REVIEW. RUDDER TRIM TEST IAW AMM 27-21-00. ALL PASSED, NO FAULTS OKAY FOR SVC.