Service difficulty report · Gearbox · Boeing 757223

Difficulty date
July 10, 2019
Submitted
July 12, 2019
Operation
Air carrier
Aircraft
N199AN
Make and model
Boeing 757223
Aircraft serial
32393
Aircraft time
56,957 hours, 16,199 cycles
System (JASC)
7603 · Power Lever
Part
Gearbox
Part number
44111204
Part serial
1200
Condition
Sticking
Location
Zone 400
Stage of operation
TO
How discovered
O
Nature of condition
O
Precautionary procedure
K

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

What was found

AIRCRAFT WAS GROUNDED: PILOT REPORTS DURING TAKEOFF, A/T FAILED TO FULLY ADVANCE THRUST OF LT ENGINE 1/2 KNOB WIDTH STAGGER. MAINTENANCE REMOVED AND REPLACED UPPER CONTROL GEARBOX IAW AMM 76-11-12. ALL RIGS AND OPS CHECKS GOOD.