Makita BFL121F - Manuals

5 SYMBOLS USD301-1 The followings show the symbols used for tool. V ....................... volts ................... direct current .................... no load speed .../min ................ revolutions or reciprocation per minute IMPORTANT SAFETY INSTRUCTIONS FOR CHARGER & BATTERY CARTRIDGE U...

8 FUNCTIONAL DESCRIPTION CAUTION: • 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 • Always switch off the tool before insertion or removal ofthe battery cartridge. For Models...

9 3. Charge the battery cartridge with room temperature at 10 ° C - 40 ° C (50 ° F - 104 ° F). Let a hot battery cartridge cool down before charging it. 4. Charge the Nickel Metal Hydride battery cartridge when you do not use it for more than six months. 5. Always stop tool operation and charge the ...

10 Switch action 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. Release theswitch trigger to stop. Reversing switch action ...

11 LED indicator The lamp on the tool shows the following functions. 003814 Function Status Status of the LED indicator/beeper Action to be taken LED indicator Beeper Auto-stop fastening This function works when the tool has reached the preset fastening torque and normal tightening has been complete...

12 Adjusting the fastening torque When you wish to drive machine screws, wood screws, hexbolts, etc. with the predetermined torque, adjusting the fas-tening torque as follows. 1. First remove the battery cartridge from the tool. 2. Loosen the screws securing the light cover. 3. Rotate the ring in th...

13 Installing or removing socket To install the socket, push it onto the square drive of the toolwith one hand by depressing a pin on the square drive withanother hand until it locks into place. To remove the socket,simply pull it off depressing the pin on the square drive. OPERATION Hold the tool f...

15 MAINTENANCE CAUTION: • Always be sure that the tool is switched off and thebattery cartridge is removed before attempting toperform inspection or maintenance. Replacing carbon brushes Remove and check the carbon brushes regularly. Replacewhen they wear down to the limit mark. Keep the carbonbrush...

Warranty Policy Every Makita tool is thoroughly inspected and tested before leaving the factory. It is warranted to be free of defects fromworkmanship and materials for the period of ONE YEAR from the date of original purchase. Should any trouble develop duringthis one year period, return the COMPLE...