Makita 3708 Instruction Manual

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716. Use bits of the correct shank diameter suitablefor the speed of the tool.17. Some material contains chemicals which may betoxic. Take caution to prevent dust inhalationand skin contact. Follow material supplier safetydata.18. Always use the correct dust mask/respirator forthe material and application you are workingwith.SAVE THESE INSTRUCTIONS.WARNING:DO NOT let comfort or familiarity with product(gained from repeated use) replace strict adherenceto safety rules for the subject product. MISUSE orfailure to follow the safety rules stated in this instruc-tion manual may cause serious personal injury.FUNCTIONAL DESCRIPTIONCAUTION:• Always be sure that the tool is switched off andunplugged before adjusting or checking function on thetool.Adjusting bit protrusion (Fig. 1)To adjust the bit protrusion, loosen the lever and movethe tool base up or down as desired by turning the adjust-ing roller. After adjusting, tighten the lever firmly tosecure the tool base.Adjusting angle of tool base (Fig. 2)Loosen the wing bolts and adjust the angle of the toolbase (5° per graduation) to obtain the desired cuttingangle.Adjusting amount of chamferingTo adjust the amount of chamfering, loosen the wing nutsand adjust the trimmer shoe.CAUTION:• With the tool unplugged and switch in the “OFF” posi-tion, rotate the collet nut on the tool several times to besure that the bit turns freely and does not contact thebase or trimmer shoe in any way.Switch action (Fig. 3)CAUTION:• Before plugging in the tool, always be sure that the toolis switched off.To start the tool, move the switch lever to the I (ON) posi-tion. To stop the tool, move the switch lever to the O(OFF) position.Electronic functionFor model 3708FC onlyThe tool equipped with electronic function are easy tooperate because of the following features.Constant speed controlElectronic speed control for obtaining constant speed.Possible to get fine finish, because the rotating speed iskept constant even under load condition.Soft startSoft-start feature minimizes start-up shock, and makesthe tool start smoothly.Lighting up the lampsFor model 3708F/3708FC onlyCAUTION:• Do not look in the light or see the source of lightdirectly.To turn on the lamp, start the tool. Then, the lamp lightsup the top of the bit. To turn it off, stop the tool.NOTE:• Use a dry cloth to wipe the dirt off the lens of lamp. Becareful not to scratch the lens of lamp, or it may lowerthe illumination.ASSEMBLYCAUTION:• Always be sure that the tool is switched off andunplugged before carrying out any work on the tool.Installing or removing trimmer bit (Fig. 4)CAUTION:• Do not tighten the collet nut without inserting a bit, orthe collet cone will break.• Use only the wrenches provided with the tool.Insert the bit all the way into the collet cone and tightenthe collet nut securely with the two wrenches.To remove the bit, follow the installation procedure inreverse.Installing trimmer shoe (after it has beenremoved from the tool) (Fig. 5)NOTE:• The trimmer shoe is factory installed on the tool.Use the bolts, wing nuts, spring washers and flat wash-ers to install the trimmer shoe as shown in Fig. 5.OPERATIONCAUTION:• Always be sure that the tool is switched off andunplugged before removing or installing the trimmerbase.• Adjust the lever tightening strength of the trimmerbase using its nut to obtain a suitable tighteningstrength for your tool. After adjusting, make surethe trimmer base is secured to the tool. Dislocationof the trimmer base may cause personal injuries.Turn the tool on without the bit making any contact withthe workpiece and wait until the bit attains full speed.Then move the tool over the workpiece surface, keepingthe tool base and trimmer shoe flush with the sides of theworkpiece. (Fig. 6)NOTE:• This tool can be used as a conventional trimmer whenyou remove the trimmer shoe.When doing edge cutting, the workpiece surface shouldbe on the left side of the bit in the feed direction. (Fig. 7)