Instruction manualInstruction manuala ) Manual Chain Hoists a-1 ) C-21 Series ( No,3 ) a-2 ) H-100 Series ( No, 3 ) a-3 ) HOISTMAN Series ( No,2 ) a-4 ) Geared Trolley, Plain Trolley ( No,2 ) b ) Electric Chain Hoists b-1 ) DA / DB Series ( No,2 ) ( part1 ) DA / DB Series ( No,2 ) ( part2 ) b-2 ) FA / FB / SA Series ( No,2 ) b-3 ) ALPHA Series ( No,5 ) b-4 ) BETA Series ( No,1 ) b-5 ) Electric Trolley ( No,2 ) c ) Lever Hoists c-1 ) YA Series ( No,3 ) c-2 ) YⅡ-10 / YⅡ-15 Models ( No,1 ) c-3 ) YⅡ-25 YⅡ-50 Models ( No,1 ) c-4 ) YⅢ-50 Models ( No,1 ) d ) Others d-1 ) Screw Clamp ( No,1 )