As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON APPROACH, AFTER LOWERING LANDING GEAR THE RED GEAR INDICATION REMAINED ILLUMINATED WITH NO GREEN INDICATIONS. FOLLOWED CHECKLIST AND MANUALLY LOWERED LANDING GEAR. LOW APPROACH FOR TOWER CONFIRMATION COMPLIED WITH. LANDING WAS UNEVENTFUL. MAINTENANCE REPLACED THE LANDING GEAR CONTROL PCB. A SUCCESSFUL OPERATIONAL CHECK FLIGHT WAS PERFORMED. AIRCRAFT WAS RETURNED TO SERVICE.