SDR AALA202208298603

Service difficulty report · Pulley · Boeing 737

Difficulty date: August 25, 2022
Submitted: August 29, 2022
Operation: Air carrier
Aircraft: N879NN
Make and model: Boeing 737
Aircraft serial: 31133
Aircraft time: 32,066 hours, 13,447 cycles
System (JASC): 3220 · Nose/Tail Landing Gear
Part: Pulley
Condition: Inoperative
Location: Zone 700 - Gears
Stage of operation: TO
How discovered: O
Nature of condition: O
Precautionary procedure: C

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

What was found

AIRCRAFT WAS GROUNDED: ON TAKEOFF ROLL ENGINES STABILIZED 2+90.0 N1 AIRCRAFT STARTED TO PULL TO THE RIGHT. WE WERE UNABLE TO OVERCOME TO PULL NOSEWHEEL STEERING. REJECTED AT APPROXIMATELY 60 KNOTS. TROUBLE SHOT PER FIM 32-51-00. FOUND INPUT ROD AND BOTH FORWARD PULLEY BEARING STIFF. REMOVED AND REPLACED BOTH PULLEYS (AALA202208269400),(AALA202208298603) AND INPUT ROD (AALA202208297404) PER AMM 32-51-00.