As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
EXTENDED LANDING GEAR AND HAD INDICATION OF THREE GREEN AND THREE REDS. NO THUMPING NOISE OR LOSS OF HYDRAULIC FLUID. CYCLED GEAR AND RECEIVED INDICATION OF THREE GREEN. CLEANED SWITCHES ON LANDING GEAR HANDLE, OPERATIONAL CHECK NORMAL IAW MM CH 32-30-00. (M)