Service difficulty report · Uplock Sensor · Cndair CL6002B19

Difficulty date
August 29, 2026
Submitted
September 4, 2026
Operation
Air carrier
Aircraft
N463SW
Make and model
Cndair CL6002B19
Aircraft serial
7820
Aircraft time
45,249 hours, 41,606 cycles
Part
Uplock Sensor
Condition
Faulted
Location
Zone 700
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

SELECTED LANDING GEAR UP. THE LANDING GEAR IN THE TRANSITION UP HAD THE INDICATION SWAPPING INTERMITTENTLY BETWEEN UP AND THE YELLOW CAUTION CROSSED BOXES. THE GEAR DISAGREE MASTER WARNING KEPT INTERMITTENTLY GOING ON AND OFF WITH THE AURAL WARNING. COMPLIED WITH THE GEAR DISAGREE QRH PROCEDURE AND USED THE MANUAL GEAR RELEASE. AFTERWARDS THE GEAR INDICATION SHOWED DOWN 3 GREEN AND PROCEEDED WITH A NORMAL PRECAUTIONARY LANDING. AFTER LANDING THE NOSE WHEEL STEERING OPERATED NORMALLY AND WE NORMALLY TAXIED TO THE GATE WITH NO OTHER ISSUES. (FLIGHT 5790) THIS DISCREPANCY WAS TRANSFERRED TO CAMP ITEM 3292987, REF. CP 32938255 FOR THE REPLACEMENT OF THE MLG SELECTOR VALVE. REF. CP 32938265 FOR THE INSPECTION OF THE LT & RT MLG UPLOCK SENSORS FOR CONDITION AND PROPER RIGGING. REF. CP 32939850 FOR THE ADJUSTMENT OF THE RH MLG UPLOCK SENSOR AND EXTENSION/RETRACTION TESTS).ALL OPS CHECK GOOD AT THIS TIME.