Service difficulty report · Uplock Switch · Cessna 525B

Difficulty date
December 22, 2025
Submitted
January 15, 2026
Operation
Air carrier
Aircraft
N736JS
Make and model
Cessna 525B
Aircraft serial
525B0023
Aircraft time
5,457 hours, 3,584 cycles
Part
Uplock Switch
Part number
65430087
Condition
Failed
Location
Zone 700
Part time
5,457 hours, 3,584 cycles
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

AFTER TAKEOFF WE RETRACTED THE GEAR AND THE NOSE GEAR LIGHT REMAINED ILLUMINATED AND THE MAIN GEAR LIGHTS EXTINGUISHED. R & R NOSE GEAR UPLOCK SWITCH, OPS CHECK GOOD.

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