What was found
L1 DOOR WILL NOT OPEN. GROUNDED - YES. FOUND L1 DOOR WOULD STICK/SEIZE AT COCKED POSITION WHILE ATTEMPTING TO OPEN DOOR. FORCED DOOR OPEN & FOUND GUIDE ARM RADIUS LINK LOWER HARDWARE MISSING. PERFORMED CONDITIONAL INSP REF AMM 05-51-59-200-801. PERFORMED FWD ENTRY DOOR CHECK REF AMM 52-11-00-200-801, NO DEFECTS NOTED OTHER THAN WHAT WAS ALREADY FOUND. R & R RADIUS LINK PIN ATTACHING HARDWARE & AFTER REINSTALL FOUND HOLD OPEN MECHANISM HARD TO OPERATE. REMOVED GUIDE ARM, DISASSEMBLED, & REASSEMBLED MECHANISM REF AMM 52-11-21. NO DAMAGE/WEAR FOUND EXCESSIVE GRIME FOUND IN PIN. CLEANED AS REQD. INSTALLED GUIDE ARM REF AMM 52-11-21. CYCLED DOOR MULTIPLE TIMES; DOOR OPS SMOOTHLY/ HOLD OPEN MECHANISM OPERATED NORMAL.