To meet the applicable safety provisions, only the tool/protector combinations asindicated in the table must be used.Be sure to use genuine MAKITA cutter blade or nylon cutting head.The cutter blade must be well polished, free of cracks or breakage.–If the cutter blade hits against a stone during operation, stop the engine and–check the blade immediately.Polish or replace the cutter blade every three hours of operation.–The outside diameter of the cutter blade must be 255 mm (10-1/32”).–Never use any blades surpassing 255 mm (10-1/32”) in outside diameter.CAUTION: The appropriate protector must always be installed, for your own safety and in order to comply with accident-prevention regulations.Operation of the equipment without the guard being in place is not permitted.Fix the protector (1) to the clamp (3) with two bolts M6 x 30 (2).–NOTE: Tighten the right and left bolts evenly so that the gap between the clamp (3)and the protector (1) will be constant.Otherwise, the protector sometimes may not function as specified.Protector for modelRBC411Protector for modelRBC411UMOUNTING OF PROTECTOR10