B Belt Sander 7 6 mm (3") MODEL 9902 7 6 mm (3") MODEL 9903 7 6 mm (3") MODEL 9920 100 mm (4") MODEL 9404 INSTRUCTION MANUAL DOUBLE INSULATION SPEC IFICAT10NS Model 9902 9903 9920 9404 Belt speed Belt size 76 m m x 533 m m ( 3 ' ' x 21") 76 m m x 610 m m (3" x 24") 100 mm 610 mm (4" x 24") Overall length Net weight 296 mm (11-5/8") 4.3 kg (9.5 Ibs) 440 mimin. (1,440 ft./min.) 210 (690 440 mimin. 1,440 ft.1min.l ~ ~ 210 (690 ~ ~ 440mimin. 1.440 ft.imin.1 4.5 kg (9.
GENERAL SAFETY RULES (For All Tools) ‘ WARNING! Read and understand all instructions. Failure t o follow all instructions listed below, may result in electric shock, fire and/or serious personal injury. SAVE THESE INSTRUCTIONS READ ALL INSTRUCTIONS. WORK AREA 1. Keep your work area clean and well lit. Cluttered benches and dark areas invite accidents. 2. Do not operate power tools in explosive atmospheres, such as in the presence of flammable liquids, gases, or dust.
11. Avoid accidental starting. Be sure switch is off before plugging in. Carrying tools with your finger on the switch or plugging in tools that have the switch on invites accidents. 12. Remove adjusting keys or wrenches before turning the tool on. A wrench or a key that is left attached t o a rotating part of the tool may result in personal injury. 13. Do not overreach. Keep proper footing and balance at all times. Proper footing and balance enables better control of the tool in unexpected situations. 14.
Specific Safety Rules 1. Hold tools by insulated gripping surfaces when performing an operation where the cutting tool may contact hidden wiring or its o w n cord. Contact with a "live" wire will make exposed metal parts of the tool "live" operator. and shock the 2. Hold the tool firmly w i t h both hands. 3.Make sure the belt is not contacting the workpiece before the switch is turned on. 4. Keep hands away from rotating parts. 5. Do not leave the tool running. Operate the tool only when hand-held. 6.
To start the tool, simply pull the trigger. Release the trigger to stop. For continuous operation, pull the trigger and then push in the lock button. To stop the tool from the locked position, pull the trigger fully, then release it. Lock button \ Speed adjusting dial For 9903,9920 and 9404 The belt speed can be infinitely adjusted between 210 m (690 ft.) and 440 m (1,440 ft.) per minute by turning the speed adjusting dial to a given number setting from 1 to 5.
ASSEMBLY Installing or removing abrasive belt CAUTION: Always be sure that the tool is switched off and unplugged before irrstalling or removing the belt. Pull the lever all the way out and install the belt over the rollers, then return the lever to the original position. Lever CAUTION: When installing the belt, make sure that the direction of the arrow on the back of the belt corresponds to the one on the tool itself.
Dust bag Attach the dust bag onto the dust spout. The dust spout is tapered. When attaching the dust bag, push it onto the dust spout firmly as far as it will go to prevent it from coming off during operation. For the best results, empty the dust bag when it becomes about half full, tapping it lightly to remove as much dust as possible. I 1 Dust bag1- Dust spout I Fastener 1 OPERATION Sanding operation Hold the tool firmly with both hands. Turn the tool on and wait until it attains full speed.
* Sanding shoe (optional accessory) The sanding shoe readily allows you to sand workpieces more evenly.
MAINTENANCE CAUTION: Always be sure that the tool is switched off and unplugged before attempting to perform inspection or maintenance. Replacing carbon brushes Remove and check the carbon brushes regularly. Replace when they wear down to the limit mark. Keep the carbon brushes clean and free to slip in the holders. Both carbon brushes should be replaced at the same time. Use only identical carbon brushes. Use a screwdriver to remove the brush holder caps.
ACCESSORIES CAUTION These accessories or attachments are recommended for use with your Makita tool specified in this manual The use of any other accessories or attachments might present a risk of injury to persons The accessones or attachments should be used only in the proper and intended manner *Abrasive belts (10 pcs. per pkg.) *Hose 28 mm U - l B " ) in inner diameter Size (mm) 1 ;: 1 1 Part~o.
MAKmA LIMED ONE YEAR WARRANTY Warranty Policy Every Makita tool is thoroughly inspected and tested before leaving the factory. It is warranted to be free of defects from workmanship and materials for the period of ONE YEAR from the date of original purchase. Should any trouble develop during this one-year period, return the COMPLETE tool, freight prepaid, t o one of Makita’s Factory or Authorized Service Centers.
