Service difficulty report · Uplock Hook · Aerosp ATR42500

Difficulty date
January 21, 2024
Submitted
January 23, 2024
Operation
Air carrier
Aircraft
N401SV
Make and model
Aerosp ATR42500
Aircraft serial
1216
Aircraft time
6,699 hours, 6,396 cycles
Part
Uplock Hook
Part number
C2458900003
Part serial
Y01752
Condition
Did Not Stow
Location
Zone 700
Part time
6,699 hours, 6,396 cycles
Stage of operation
TO
How discovered
V
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

AFTER TAKEOFF WHEN RETRACTING THE GEAR, THE LEFT MAIN UNLOCK WAS ILLUMINATED ON THE MAIN PANEL AS WELL AS THE OVERHEAD PANEL. REMOVED AND REPLACED LH UPLOCK BOX, OPS CHECK GOOD, SERVICED GREEN AND BLUE ACCUMULATORS WITH NITROGEN.

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