14 ENGLISHFor tool with the ring1 2345615.8815.8815.88► 1. Mounting shaft 2. Inner flange 3. Circular sawblade 4. Outer flange 5. Hex bolt 6. RingWARNING: BE SURE TO TIGHTEN THE HEXBOLT CLOCKWISE SECURELY. Also be carefulnot to tighten the bolt forcibly. Slipping your handfrom the hex wrench can cause a personal injury.WARNING: If the ring is needed to mount theblade onto the spindle, always be sure that thecorrect ring for the blade's arbor hole you intendto use is installed between the inner and the outerflanges. Use of the incorrect arbor hole ring mayresult in the improper mounting of the blade causingblade movement and severe vibration resulting inpossible loss of control during operation and in seri-ous personal injury.Blade guard cleaningWhen changing the circular saw blade, make sure toalso clean the upper and lower blade guards of accu-mulated sawdust as discussed in the Maintenancesection. Such efforts do not replace the need to checklower guard operation before each use.Connecting a vacuum cleanerWhen you wish to perform clean cutting operation,connect a Makita vacuum cleaner to your tool. Connecta hose of the vacuum cleaner to the dust nozzle asshown in the figure.12► 1. Dust nozzle 2. Screw12► 1. Hose 2. Vacuum cleanerOPERATIONThis tool is intended to cut wood products. With appro-priate Makita genuine circular saw blades, followingmaterials can also be sawed:• Aluminum productsRefer to our website or contact your local Makita dealerfor the correct circular saw blades to be used for thematerial to be cut.Checking blade guard functionSet the bevel angle to 0°, and then retract the lowerguard manually to the end and release it. The lowerguard is properly functioning if;— it is retracted above the base without any hin -drance and;— it automatically returns and contacts with thestopper.1 12234563► 1. Upper guard 2. Lower guard 3. Base 4. Stopper5. Open 6. CloseIf the lower guard is not functioning properly, check ifsaw dust is accumulated inside of the upper and lowerguards. If the lower guard is not functioning properlyeven after removing dust, have your tool serviced at aMakita service center.