Service difficulty report · Actuator · Boeing 757222

Difficulty date
March 19, 2015
Submitted
March 20, 2015
Operation
Air carrier
Aircraft
N550UA
Make and model
Boeing 757222
Aircraft serial
25398
Aircraft time
86,893 hours, 24,920 cycles
Engine
Pwa PW2040
Part
Actuator
Condition
Faulty
Location
Lg Door
Stage of operation
CL
How discovered
O
Nature of condition
J
Precautionary procedure
A

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

What was found

CREW REPORTS GEAR DISAGREE MSG. LOWERED GEAR & DID NOT GET NOSE GEAR GREEN. ACCOMPLISHED ALT GEAR EXTENSION STILL NO GREEN. ALSO FLIGHT ATTENDANT REPORTED LOUD GRINDING AT INITIAL GEAR RETRACTION. R & R GEAR DOOR ACTUATOR, LOCK ACTUATOR & SEQUENCE VLV. ACCOMPLISHED GEAR SWING SEVERAL TIMES WITH INSPECTORS PRESENCE. THE RESULTS ARE GOOD, NO GRINDING NOISE AS DESCRIBED. RII INSPECTION & FLIGHT TESTED SATISFACTORY.