As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SFO - RED 'B' SYSTEM INTRANSIT LIGHT REMAINS ILLUMINATED AFTER GEAR RETRACTION. MAINTENANCE DEFERRED SYSTEM 'B' GEAR POSITION INDICATIONS PER MEL 32-60-1. AIRCRAFT RETURNED TO SERVICE. MAINTENANCE SUBSEQUENTLY CLEARED DEFFERAL WITH THE REPLACEMENT OF THE LANDING GEAR SELECTOR. LANDING GEAR 'B' SYSTEM POSITION INDICATION OPERATIONAL CHECK NORMAL. (M)