Makita DF330D Instruction Manual

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Makita DF330D Instruction Manual Manual pdf 5 page image

55. Do not short the battery cartridge:(1) Do not touch the terminals with anyconductive material.(2) Avoid storing battery cartridge in a containerwith other metal objects such as nails, coins,etc.(3) Do not expose battery cartridge to water orrain.A battery short can cause a large current flow,overheating, possible burns and even abreakdown.6. Do not store the tool and battery cartridge inlocations where the temperature may reach orexceed 50 °C (122 °F).7. Do not incinerate the battery cartridge even if it isseverely damaged or is completely worn out. Thebattery cartridge can explode in a fire.8. Be careful not to drop or strike battery.9. Do not use dropped or struck battery.SAVE THESE INSTRUCTIONS.Tips for maintaining maximum battery life1. Charge the battery cartridge before completelydischarged.Always stop tool operation and charge the batterycartridge when you notice less tool power.2. Never recharge a fully charged battery cartridge.Overcharging shortens the battery service life.3. Charge the battery cartridge with roomtemperature at 10 °C - 40 °C (50 °F - 104 °F). Let ahot battery cartridge cool down before charging it.FUNCTIONAL DESCRIPTIONCAUTION:• Always be sure that the tool is switched off and thebattery cartridge is removed before adjusting orchecking function on the tool.Installing or removing battery cartridge(Fig. 1)• Always switch off the tool before insertion or removal ofthe battery cartridge.• To remove the battery cartridge, withdraw it from thetool while pressing the buttons on both sides of thecartridge.• To insert the battery cartridge, hold it so that the batterycartridge front shape fits to that of the batteryinstallment opening and slip it into place.Always insert it all the way until it locks in place with alittle click. If not, it may accidentally fall out of the tool,causing injury to you or someone around you.• Do not use force when inserting the battery cartridge. Ifthe cartridge does not slide in easily, it is not beinginserted correctly.Switch action (Fig. 2)CAUTION:• Before inserting the battery cartridge into the tool,always check to see that the switch trigger actuatesproperly and returns to the “OFF” position whenreleased.To start the tool, simply pull the switch trigger. Tool speedis increased by increasing pressure on the switch trigger.Release the switch trigger to stop.Turning on the front lamp (Fig. 3)CAUTION:• Do not look in the light or see the source of the lightdirectly.Pull the switch trigger to turn on the light. The lamp keepson lighting while the switch trigger is being pulled. Thelamp turns off 10 - 15 seconds after releasing the trigger.NOTE:• Use a dry cloth to wipe the dirt off the lens of lamp.Be careful not to scratch the lens of lamp, or it maylower the illumination.Reversing switch action (Fig. 4)This tool has a reversing switch to change the direction ofrotation. Depress the reversing switch lever from the Aside for clockwise rotation or from the B side forcounterclockwise rotation.When the reversing switch lever is in the neutral position,the switch trigger cannot be pulled.CAUTION:• Always check the direction of rotation before operation.• Use the reversing switch only after the tool comes to acomplete stop. Changing the direction of rotationbefore the tool stops may damage the tool.• When not operating the tool, always set the reversingswitch lever to the neutral position.Speed change (Fig. 5)To change the speed, first switch off the tool and thenslide the speed change lever to the “2” side for high speedor “1” side for low speed. Be sure that the speed changelever is set to the correct position before operation. Usethe right speed for your job.CAUTION:• Always set the speed change lever fully to the correctposition. If you operate the tool with the speed changelever positioned halfway between the “1” side and “2”side, the tool may be damaged.• Do not use the speed change lever while the tool isrunning. The tool may be damaged.Adjusting the fastening torque (Fig. 6)The fastening torque can be adjusted in 18 steps byturning the adjusting ring so that its graduations arealigned with the pointer on the tool body. The fasteningtorque is minimum when the number 1 is aligned with thepointer, and maximum when the marking is aligned withthe pointer.The clutch will slip at various torque levels when set at thenumber 1 to 18. The clutch is designed not to slip at themarking.Before actual operation, drive a trial screw into yourmaterial or a piece of duplicate material to determinewhich torque level is required for a particular application.