Service difficulty report · Actuator · Boeing 7377H4

Difficulty date
June 6, 2019
Submitted
June 7, 2019
Operation
Air carrier
Aircraft
N293WN
Make and model
Boeing 7377H4
Aircraft serial
36612
Aircraft time
41,127 hours, 24,468 cycles
Part
Actuator
Part number
273A11012
Part serial
11010285
Condition
Faulty
Location
Nlg Ww
Stage of operation
CL
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

DURING GEAR RETRACTION NOSE GEAR SOUNDS LIKE HYDRAULIC CYLINDER BYPASS, WHINING SOUND, SLIGHT VIBRATION NOTED IN RUBBER PEDALS. NOISE AND VIBRATION WENT AWAY WITH GEAR HANDLE OFF. MOVED GEAR HANDLE UP TO VERIFY NOISE AND VIBRATION AND BOTH RETURNED CYCLED GEAR HANDLE OFF NOISE VIBRATION WENT AWAY HYDRAULIC QUANTITY & PRESSURES, NORMAL. R&R NOSE GEAR RETRACT ACTIVATOR PER AMM.

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