As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING INITIAL GEAR EXTENSION, THE NOSE LANDING GEAR LIGHT FLICKERED ON AND OFF AND CONTINUED TO DO SO UNTIL THE GEAR WAS RAISED. FOUND NOSE LANDING GEAR DOWN LOCK SWITCH TO BE STICKING. REPLACED SWITCH IAW DC-9 MM 32-60-01. PERFORMED A GEAR SWING. ALL INDICATIONS NORMAL.