What was found
AIRPLANE HAD NO GREEN LIGHT INDICATION FOR GEAR DOWN. FOUND MAIN GEAR DOWNLOCK SUPPORT ASSEMBLY LOOSE. THE LOOSE BOLTS ALLOWED THE SHIM TO SHIFT OUT OF POSITION. THE BOLTS WERE NOT SAFETIED. SUBMITTER RECOMMENDED OTHER OPERATORS CHECK THEIR 210 NEXT TIME ON JACKS (GEAR INTRANSIT POSITION). NOTE: P210 OPERATORS ALLOW A CONSIDERABLE AMOUNT OF TIME TO DIG THROUGH .50 INCH - .75 INCH OF PROSEAL AT PANEL LOCATED AT AFT DOOR POST BULKHEAD. FACTORY QA COMMENTED BOLTS ARE ALWAYS PROPERLY TORQUED AT SAFETY WHEEL. ACFT ALWAYS QA INSPECTED IN FACTORY PER FACTORY SPECS.