What was found
SFO - FLT 1801 - AFTER TAKEOFF ORD WHEN LANDING GEAR RETRACTED, RIGHT MAIN LANDING GEAR REMAINED ILLUMINATED FOR APPROXIMATELY 2 MINUTES AFTER GEAR RETRACTED ADN THEN EXTINGUISHED. NO OTHER ABNORMAL INDICATIONS AND AIRCRAFT PROCEEDED TO SFO, LANDING WITHOUT INCIDENT. REPLACED RIGHT MAIN LANDING GEAR UPLOCK PROXIMITY SWITCH D1-25. ACCOMPLISHED LANDING GEAR RETRACTION CHECK WITH NO DEFECTS FOUND. SYSTEM GROUND CHECKED NORMAL OPERATION. (M)