What was found
BOI FLIGHT NR 2360: FUSELAGE DOOR WARNING LIGHT ILLUMINATED CLIMBING THROUGH 18000 FEET. RAN CHECKLIST. AIRCRAFT RETURNED TO FIELD. MAINTENANCE INSPECTED AIRCRAFT FUSELAGE DOORS. FOUND FWD CARGO DOOR HANDLE PARTIALLY CLOSED. INSPECTED FWD CARGO DOOR AND LOCKING MECHANISM. NO DEFECTS NOTED. CLEANED AND LUBED FWD CARGO DOOR HANDLE SHAFT. OPS CHECK NORMAL IAW AMM TASK 31-62-00-710-801 AND SUBTASK 31-62-00-710-001(A)(2). NO OTHER DEFECTS NOTED. NO PARTS REPLACED. AIRCRAFT RETURNED TO SERVICE.