Makita 3703 Trimmer User Manual
Contents
1. 4 A 4 A yea Trimmer 1 4 MODEL 3703 INSTRUCTION MANUAL DOUBLE INSULATION SPECIFICATIONS Collet chuck capacity Net weight No A ida Overall length 30 000 247 mm 9 23 32 Manufacturer reserves the right to change specifications without notice Note Specifications may differ from country to country 1 5 kg 3 3 Ibs IMPORTANT SAFETY INSTRUCTIONS For All Tools WARNING WHEN USING ELECTRIC TOOLS BASIC SAFETY PRECAUTIONS SHOULD ALWAYS BE FOLLOWED TO REDUCE THE RISK OF FIRE ELECTRIC SHOCK AND PERSONAL INJURY INCLUDING THE FOLLOWING READ ALL INSTRUCTIONS 1 KEEP WORK AREA CLEAN Cluttered areas and benches invite injuries 2 CONSIDER WORK AREA ENVIRONMENT Don t use power tools in damp 10 11 12 13 or wet locations Keep work area well lit Don t expose power tools to rain Don t use tool in presence of flammable liquids or gases KEEP CHILDREN AWAY All visitors should be kept away from work area Don t let visitors contact tool or extension cord STORE IDLE TOOLS When not in use tools should be stored in dry and high or locked up place out of reach of children DON T FORCE TOOL It will do the job better and safer at the rate for which it was intended USE RIGHT TOOL Don t force small tool or attachment to do the job of a heavy duty tool Don t use tool for purpose not intended DRESS PROPERLY Don t wear loose clothing2. Do not tighten the collet nut without inserting a bit or the collet cone will break e Use only the wrenches provided with the tool Adjusting bit protrusion To adjust the bit protrusion loosen the nut and move the tool base up or down as de sired by turning the adjusting screw After adjusting tighten the nut firmly to secure the tool base Switch action To start the tool move the switch lever to the ON position To stop move the switch lever to the OFF position Bit protrusion Switch lever Operation eSet the tool base on the workpiece to be cut without the bit making any contact Then turn the tool on and wait unti the bit attains full speed Move the tool forward over the workpiece surface keeping the tool base flush and advancing smoothly until the cutting is complete e When doing edge cutting the workpiece surface should be on the left side of the bit in the feed direction See the figure below Bit revolving direction Feed direction domus Workpiece Tf Bit revolving direction ee ee eee View from the top of the tool Feed direction Correct bit feed direction NOTE e Moving the too forward too fast may cause a poor quality of cut or damage to the bit or motor Moving the tool forward too slowly may burn and mar the cut The proper feed rate will depend on the bit size the kind of workpiece and depth of cut Before beginning the cut on the actual workpiece it
3. NO 733132 6A 3 FLUTE FLUSH REPLACEMENT CUTTER A D B SOLID CARBIDE PART NO A 8 733129 6A 5 8 3 8 FOR FLUSH TRIMMER ASSEMBLY NO 733129 2A 17 3 FLUTE 22 BEVEL REPLACEMENT CUTTER i SOLID CARBIDE PART NO 733129 8A 7 8 3 8 FOR BEVEL TRIMMER ASSEMBLY NO 733129 4A 1 4 REPLACEMENT ARBOR PART NO 733131 2A 5 8 3 8 1 1 4 1 4 FOR FLUSH TRIMMER ASSEMBLY NO 733129 2A AND NO 733129 4A BALL BEARING PILOT Di PART NO 733132 2A 1 8 tD 733132 4A 3 16 I D 733132 6A 1 4 1D Mar 26 90 US 1 4 TRIMMER Model 3703 Note The switch noise suppressor and other part configurations may differ from country to country 19 MODEL 3703 MEM USD DESCRIPTION INO USED DESCRIPTION MACHINE MACHINE 1 1 Name Plate 24 1 Screw M5x33 2 3 Pan Head Screw M4x40 With Washer 25 1 Collet Cone 3 2 Pan Head Screw M4x14 With Washer 26 1 Collet Nut 4 1 Strain Relief 27 1 Spur Gear 16 5 1 Rear Cover 28 1 Base 6 1 Cord 29 1 Chip Deflector 7 1 Cord Guard 30 1 Base Protector 8 1 Motor Rear Housing 31 4 Pan Head Screw M4X10 9 2 Brush Holder Cap 32 1 Screw M6x25 10 2 Carbon Brush 33 1 Wave Washer 6 11 1 FIELD ASSEMBLY 34 1 Flat Washer 6 12 1 Ball Bearing 627 8 35 1 Trimmer Guide 13 1 Insulation Washer 36 1 Screw M6 14 2 Pan Head Screw M4x70 With Washer amp Bond 37 1 Roller 11 15 1 ARMATURE ASSEMBLY 38 1 Flat Head Screw M5 With Item 12 13 amp 15 17 39 1 Wing Nut M5 16 1 Fan 52 40 1 F
4. distance A between the side of the workpiece and the cutting position is too wide for the straight guide or if the side of the workpiece is not straight the straight guide cannot be used In this case firmly clamp a straight board to the workpiece and use it as a guide against the trimmer base Feed the tool in the direction of the arrow Circular work e Circular work may be accomplished if you assemble the straight guide and guide plate as shown in the figure below e Min and max radius of circles to be cut distance between the center of circle and the center of bit are as follows Min 70 mm 2 3 4 Max 221 mm 8 11 16 Note Circles between 172 mm 6 3 4 and 186 mm 7 5 16 in radius cannot be cut using this guide Wing nut Wave washer Flat washer Center hole Guide plate Straight guide Wing nut Wave washer Flat washer Center hole Guide plate Straight guide For cutting circles between 70 mm 2 3 4 and 121 mm 4 3 4 in radius For cutting circles between 121mm 4 3 4 and 221 mm 8 11 16 in radius Align the center hole in the straight guide with the center of the circle to be cut Drive a nail less than 6 mm 1 4 in diameter into the center hole to secure the straight guide Pivot the tool around the nail in clockwise direction Straight guid e Trimmer guide Trimming curved cuts in veneers for fur niture and the like can be done eas
5. 40 6A 15 16 3 16 5 8 1 4 1 7 8 3 8 BEADING CARBIDE TIPPED Ball Bearing Pilot PART NO 733121 4A 7 8 1 2 3 8 3 8 1 1 4 1 4 1 15 16 3 16 733121 6A 1 1 2 3 8 1 2 1 1 4 1 4 2 1 4 REPLACEMENT BEARING NO 733132 2A COVE Dp CARBIDE TIPPED Ball Bearing Pilot PART NO 733122 6A 718 1 4 15 8 1 4 REPLACEMENT BEARING NO 733132 2A HIGH SPEED STEEL Solid Pilot PART NO Ay A 8 D E R 733242 6A 11 16 3 16 1 2 1 4 1 3 4 1 4 733242 8A 15 16 3 16 3 4 1 4 2 1 32 3 8 15 ROMAN OGEE CARBIDE TIPPED Ball Bearing Pilot PART NO A 733123 2A 1 3 8 15 32 1 1 4 1 4 REPLACEMENT BEARING NO 733132 2A FLUSH TRIMMER Self Piloting p SOLID CARBIDE PART NO C E 733128 0A 1 1 16 1 4 1 9 16 7 BEVEL TRIMMER Self Piloting pb SOLID CARBIDE PART NO A B C 0 E 733128 2A 3 16 1 4 1 1 16 1 4 1 9 16 2 FLUTE FLUSH TRIMMER CARBIDE TIPPED PART NO 733128 8A 3 8 1 1 4 1 4 2 1 16 733128 9A 1 2 1 1 4 1 4 2 1 16 733129 0A 1 2 1 1 4 1 4 2 5 8 3 8 REPLACEMENT BEARING NO 733132 2A 1 2 REPLACEMENT BEARING NO 733132 4A 16 COMBINATION FLUSH 22 BEVEL TRIMMER CARBIDE TIPPED PART NO A 733128 6A 7 16 1 1 4 1 4 3 FLUTE FLUSH TRIMMER ASSEMBLY Self Piloting PART NO 733129 2A 5 8 3 8 1 1 4 1 4 REPLACEMENT BEARING NO 733132 6A SOLID CARBIDE CUTTER PART NO 733129 4A 7 8 1 1 4 1 4 REPLACEMENT BEARING
6. S FOR A SPECIFIC PURPOSE AFTER THE ONE YEAR TERM OF THIS WARRANTY This Warranty gives you specific legal rights and you may also have other rights which vary from state to state Some states do not allow the exclusion or limitation of incidental or consequential damages so the above limitation or exclusion may not apply to you Some states do not allow limitation on how long an implied warranty lasts so the above limitation may not apply to you Makita Corporation 3 11 8 Sumiyoshi cho Anjo Aichi 446 Japan 883737 064 PRINTED IN JAPAN 1991 6 N Mar 26 90 US
7. ULES Wear hearing protection during extended periods of operation Handle the bits very carefully Check the bit carefully for cracks or damage before operation Replace cracked or damaged bit immediately Avoid cutting nails Inspect for and remove all nails from the workpiece before operation Hold the tool firmly Keep hands away from rotating parts Make sure the bit is not contacting the workpiece before the switch is turned on Before using the tool on an actual workpiece let it run for a while Watch for vibration or wobbling that could indicate improperly installed bit Be careful of the bit rotating direction and the feed direction Do not leave the tool running Operate the tool only when hand held Always switch off and wait for the bit to come to a complete stop before removing the tool from workpiece Do not tcuch the bit immediately after operation it may be extremely hot and could burn your skin Don t smear the tool base carelessly with thinner gasoline oil or the like They may cause cracks in the tool base SAVE THESE INSTRUCTIONS Installing or removing trimmer bit CAUTION Always be sure that the tool is switched off and unplugged before installing or removing the bit Insert the bit all the way into the collet cone and tighten the collet nur securely with the two wrenches To remove the bit follow the installation procedure in reverse CAUTION Z 1 X Tighten e
8. ation Distance X outside diameter of the templet quide router bit diameter 2 10 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 Take out the worn carbon brushes insert the new ones and secure the brush holder caps Limit mark Screwdriver Brush holder cap To maintain product SAFETY and RELIABILITY repairs any other maintenance or adjustment should be performed by Makita Authorized or Factory Service Centers always using Makita replacement parts 11 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 accessories or attachments should be used only in the proper and intended manner e Straight guide assembly Part No 123008 8 e Trimmer guide assembly Part No 122389 7 e Templet guide Part No 343577 5 e Wrench 10 Part No 781003 0 e Wrench 17 Part No 781008 0 e omm 12 e Tri
9. ily with the trimmer guide The guide roller rides the curve and assures a fine cut Install the trimmer guide on the tool base with the clamp screw A Loosen the clamp screw B and adjust the distance between the bit and the trimmer guide by turning the adjusting screw 1mm or about 3 64 per turn At the desired distance tighten the clamp screw B to secure the trimmer guide in place When cutting move the tool with the guide roller riding the side of the workpiece Clamp screw A Adjusting screw Clamp screw B Z77Z77 77Z 2 7 7 Workpiece Templet guide The templet guide provides a sleeve through which the bit passes allowing use of the trimmer with templet patterns Remove the chip deflector Loosen the screws and remove the base protector Place the templet guide on the base and re place the base protector Then secure the base protector by tightening the screws Secure the templet to the workpiece Place the tool on the templet and move the tool with the templet guide sliding along the side of the templet NOTE Screwdriver Base protector Straight bit MMMM Distance es Workpiece o Screws Templet guide 10 Mg a 10 mm 25 64 d a The workpiece will be cut a slightly different size from the templet Allow for the dis tance X between the router bit and the outside of the templet guide The distance X can be calculated by using the following equ
10. is advisable to make a sample cut on a piece of scrap lumber This will show exactly how the cut will look as well as enable you to check dimensions e When using the trimmer shoe the straight guide or the trimmer guide be sure to keep it on the right side in the feed direction This will help to keep it flush with the side of the workpiece Bit revolving direction Workpiece Feed direction Trimmer shoe straight guide or trimmer guide CAUTION Since excessive cutting may cause overload of the motor or difficulty in controlling the tool the depth of cut should not be more than 3 mm 1 8 at a pass when cutting grooves When you wish to cut grooves more than 3 mm 1 8 deep make several passes with progressively deeper bit settings Straight guide Optional accessory The straight guide is effectively used for straight cuts when chamfering or grooving Attach the guide plate to the straight guide with the bolt the wave washer the flat Bolt washer and the wing nut Guide plate Straight guide Flat washer Wave washer Wing nut Remove the chip deflector Attach the straight guide with the clamp screw A Loosen the wing nut on the straight guide and adjust the distance between the bit and the straight guide At the desired distance tighten the wing nut securely Clamp screw A Straight guide When cutting move the tool with the straight guide flush with the side of the workpiece If the
11. lat Washer 5 17 1 8all Bearing 6002LLUX 41 1 Hook 18 1 Wave Washer 23 42 1 Countersunk Head Screw M4x12 19 1 Motor Housing 43 1 Screw M6x25 20 1 Rubber Pin 4 44 1 Wave Washer 6 21 1 Switch Holder 45 1 Flat Washer 6 22 1 Switch 46 1 Guide Holder Note The switch and other part specifications may differ from country to country MAKITA LIMITED 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 to one of Makita s Factory or Authorized Service Centers If inspection shows the trouble is caused by defective workmanship or material Makita will repair or at our option replace without charge This Warranty does not apply where e repairs have been made or attempted by others e repairs are required because of normal wear and tear e The tool has been abused misused or improperly maintained e alterations have been made to the tool IN NO EVENT SHALL MAKITA BE LIABLE FOR ANY INDIRECT INCIDENTAL OR CON SEQUENTIAL DAMAGES FROM THE SALE OR USE OF THE PRODUCT THIS DISCLAIMER APPLIES BOTH DURING AND AFTER THE TERM OF THIS WARRANTY MAKITA DISCLAIMS LIABILITY FOR ANY IMPLIED WARRANTIES INCLUDING IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNES
12. mmer base assembly Part No 122390 2 This angle adjustable trimmer base assembly enables you to perform any angle of cham fering with a straight bit Cutting depth can be adjusted smoothly and precisely with a rack and pinion type of fine depth adjustment e Trimmer shoe Part No 155263 4 e Collet cone 1 4 Part No 763608 8 Bits STRAIGHT Single Flute HIGH SPEED STEEL PART NO A B C E 733232 6A 1 8 5 16 1 1 8 1 5 8 CARBIDE TIPPED PART NO 733003 2A 3 16 7 16 1 3 8 733003 4A 1 4 3 4 1 3 16 733003 8A 5 16 1 1 1 8 HIGH SPEED STEEL STRAIGHT 2 Flute PART NO A 733233 4A 5 16 CARBIDE TIPPED PART NO A B C D E 733006 9A 1 2 1 2 1 1 16 1 4 1 13 16 SOLID CARBIDE PART NO 733007 8A 3 16 7 32 13 ROUND NOSE CARBIDE TIPPED PART NO B C 733008 2A 15 32 1 1 4 733008 4A 9 16 1 1 4 CORE BOX HIGH SPEED STEEL PART NO A B C D E 733238 2A 1 4 1 4 1 3 16 1 4 1 1 2 VEE GROOVING CARBIDE TIPPED PART NO 733009 2A CARBIDE TIPPED PART NO A B C D E 733009 6A 1 2 1 2 1 1 4 1 4 1 7 8 14 PANEL PILOT HIGH SPEED STEEL PART NO 733236 0A CORNER ROUNDING CARBIDE TIPPED Bali Bearing Pilot PART NO A 733120 0A 7 8 1 2 3 8 1 1 4 1 4 1 15 16 3 16 733120 2A 1 1 2 1 2 1 1 4 1 4 2 1 4 REPLACEMENT BEARING NO 733132 4A HIGH SPEED STEEL Solid Pilot PART NO Ay A1 8 D E R 733240 2A 11 16 3 16 1 2 1 4 1 3 4 1 4 7332
13. or jewelry They can be caught in moving parts Rubber gloves and non skid footwear are recommended when working outdoors Wear protective hair covering to contain long hair USE SAFETY GLASSES Also use face or dust mask if cutting operation is dusty DON T ABUSE CORD Never carry tool by cord or yank it to disconnect from receptacle Keep cord from heat oil and sharp edges SECURE WORK Use clamps or a vise to hold work It s safer than using your hand and it frees both hands to operate tool DON T OVERREACH Keep proper footing and balance at all times MAINTAIN TOOLS WITH CARE Keep tools sharp and clean for better and safer performance Follow instructions for lubricating and changing acces sories Inspect tool cords periodically and if damaged have repaired by autho rized service facility Inspect extension cords periodically and replace if damaged Keep handles dry clean and free from oil and grease DISCONNECT TOOLS When not in use before servicing and when changing accessories such as blades bits cutters 14 15 16 17 18 19 20 REMOVE ADJUSTING KEYS AND WRENCHES Form habit of checking to see that keys and adjusting wrenches are removed from tool before turning it on AVOID UNINTENTIONAL STARTING Don t carry plugged in tool with finger on switch Be sure switch is OFF when plugging in OUTDOOR USE EXTENSION CORDS When tool is used outdoors use only extension cords intended for use
14. outdoors and so marked STAY ALERT Watch what you are doing use common sense Don t operate tool when you are tired CHECK DAMAGED PARTS Before further use of the tool a guard or other part that is damaged should be carefully checked to determine that it will operate properly and perform its intended function Check for alignment of moving parts binding of moving parts breakage of parts mounting and any other conditions that may affect its operation A guard or other part that is damaged should be properly repaired or replaced by an authorized service center unless otherwise indicated elsewhere in this instruction manual Have defective switches replaced by authorized service center Don t use tool if switch does not turn it on and off GUARD AGAINST ELECTRIC SHOCK Prevent body contact with grounded surfaces For example pipes radiators ranges refrigerator enclosures REPLACEMENT PARTS When servicing use only identical replacement parts VOLTAGE WARNING Before connecting the tool to a power source receptacle outlet etc be sure the voltage supplied is the same as that specified on the nameplate of the tool A power source with voltage greater than that specified for the tool can result in SERIOUS INJURY to the user as well as damage to the tool If in doubt DO NOT PLUG IN THE TOOL Using a power source with voltage less than the nameplate rating is harmful to the motor 9 10 11 12 13 ADDITIONAL SAFETY R
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