What was found
IN CRUISE "DOORS NOT LATCHED LIGHT" CAME ON FOR 10 MINUTES. MAINTENANCE FOUND LT LANDING GEAR DOOR LATCH ROLLER ARMS BENT. REMOVED AND REPLACED LATCH ROLLER ARMS. WITH DOORS CLOSED FOUND LT DOOR LATCH ROLLER STOP BOLT SPACER CONTACTING RAIL ASSEMBLY. PERFORMED MAIN GEAR DOOR UPLACTH MECHANISM ADJUSTMENT/TEST TO PROVIDE A MINIMUM 1/8 INCH CLEARANCE BETWEEN STOP BOLT SPACER AND RAIL ASSEMBLEY. PERFORMED LANDING GEAR DOOR SWITCH TEST. OPERATIONAL CHECK WAS GOOD PER ALL MAINTENANCE MANUALS AND AIRCRAFT WAS RETURNED TO SERVICE.