11To meet the applicable safety provisions, only the tool/protectorcombinations as indicated in the table must be used.Be sure to use genuine MAKITA cutter blades ornylon cutting head.– The cutter blade must be well polished, free of cracks orbreakage. If the cutter blade hits against a stone duringoperation, stop the engine and check the blade immediately.– Resharpening or replace the cutter blade every three hours ofoperation.– If the nylon cutting head hits against a stone during operation,stop the engine and check the nylon cutting head immediately.CAUTION: The appropriate protector must always be installed, foryour own safety and in order to comply with accident-prevention regulations.Operation of the equipment without the guard being inplace is not permitted.The outside diameter of the cutter blade must be255 mm (10”). Cutter blades with outside diameter of305 mm or 12 inches can be used only for those withthree blades.Metal blade Protector for metal bladesNylon cutting head Protector fornylon cutting headMOUNTING OF PROTECTOR– In use of the metal blade, fix the protector (3) to the clamp (2) with two boltsM6 x 30 (1).NOTE: Tighten the right and left bolts evenly so that the gap between the clamp(2) and the protector (3) will be constant.Otherwise, the protector sometimes may not function as specified. (3) (2)(1)(3)(4)– To remove the nylon cord cutter protector (4), apply a hex wrench into thenotch on the metal blade protector (3), push it in and meanwhile slide thenylon cord cutter protector (4).– In cases where the nylon cord cutter is to be used, be sure to mount thenylon cord cutter protector (4) onto the metal blade protector (3).– Mount the nylon cord cutter protector (4) by sliding it into place from the flankof the metal blade protector (3) as shown.– Remove tape adhered to cutter, which cuts nylon cord, on nylon cord cutterprotector (4).CAUTION: Be sure to push in nylon cord cutter protector (4) until it is fullyinserted.Take care not to injure yourself on the cutter for cutting the nyloncord.Hex wrench