As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHEN GEAR HANDLE WAS PLACED TO THE DOWN POSITION THE GEAR DID NOT EXTEND, IN ADDITION THE GO AROUND BUTTON WAS PUSHED AND AC DID NOT CYCLE TO G/A. FOUND THE GEAR HANDLE SLIDE WAS STICKING, GEAR WAS DOWN AND LOCKED BUT INDICATED RED UNSAFE. CLEANED STICKY SUBSTANCE FROM SLIDING HANDLE. CYCLED GEAR SEVERAL TIMES. OPS CHECK GOOD PER AMMS 12-22-01-7 AND 32-30-00-5.