Service difficulty report · Selector Valve · Airbus A300B4622R

Difficulty date
January 17, 2020
Submitted
January 21, 2020
Operation
Air carrier
Aircraft
N740FD
Make and model
Airbus A300B4622R
Aircraft serial
559
Aircraft time
50,345 hours, 21,806 cycles
Part
Selector Valve
Part number
A2519903
Part serial
H0323
Condition
Failed
Location
Landing Gear
Stage of operation
CL
How discovered
O
Nature of condition
O
Precautionary procedure
A

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

What was found

L/G RETRACTION FAILURE SYSTEM 1, DOORS OPENED BUT GEAR DIDNT MOVE. IF WIRING CHECKS ARE OK OK FROM 2GA TO 3GA, THE WIRING SHOULD ALSO BE MEGGED. COMPLETE IF MEG CHECKS ARE OK, R/R 2GA AND 3GA. COMPLETE IF REQUIRED R/R 2GAA AND 3GAA C/P'S . COMPLETE R&R LANDING GEAR CONTROL HANDLE MODULE 2GA REF MM 32-31-11-04. STILL REQS INSTALLATION RII AND OPS CHECK REF MM 32-31-11-04 PAR 2 D&E. R&R GEAR LANDING GEAR SELECTOR VALVE REF MM 32-31-12-04 LEAK CHECKS GOOD. SWUNG GEAR SEVERAL TIMES IN EACH SYSTEM GEAR SWING AND INDICATION CHECKS GOOD. GEAR HANDLE INSTALLATION RII C/W AND GEAR HANDLE OPS CHECKS C/W GOOD.

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