What was found
DFW - FLT 8 - DURING APPROACH TO DFW WHEN LANDING GEAR EXTENDED, GREEN LIGHT FOR NOSE LANDING GEAR DID NOT ILLUMINATE. RECYCLED LANDING GEAR AND ALL INDICATIONS RETURNED TO NORMAL WITH GREEN NOSE GEAR LIGHT ILLUMINATING. AIRCRAFT LANDING DFW WITHOUT INCIDENT. REPLACED NOSE LANDING GEAR DOWNLOCK SENSOR D1-78. ACCOMPLISHED PSEU BITE CHECK WITH NO DEFECTS FOUND. SYSTEM GROUND CHECKED NORMAL OPERATION. (M)