INSTRUCTION MANUAL Double Bevel Slide Compound Mitre Saw with Dual Laser Line Generator • Melbourne • Perth • Auckland • Hong Kong • Shanghai • Taipei • New York • Verona • London • Paris DB250SMS DB305SMS 050805 ED05 PR
Full 2 Years Commercial and Trade Use Warranty Contents Description of symbols Specifications Safety rules for laser lights General safety instructions Additional safety rules for mitre saws Accessories Know your product Unpacking Transportation Bench mounting Stabiliser bar Release knob Slide lock Mitre table lock Bevel lock Bevel adjuster Clamp assembly Spindle lock button Rotating lower blade guard Dust bag Attaching the side bars Trench depth adjustment Turning on and off Turning on the REDEYE® laser l
development of this tool, making it easy to maintain and operate. Environmental protection Dear Customer Recycle unwanted materials instead of disposing of them as waste. All tools, hoses and packaging should be sorted, taken to the local recycling centre and disposed of in an environmentally safe way. If you require any help with your product, whether it is a Warranty claim, spare part or user information, please phone our Help Line for an immediate response.
Safety rules for laser lights General safety instructions The laser light/laser radiation used in the GMC Redeye® system is Class 2 with maximum 1mW and 400nm – 700nm wavelengths. These lasers do not normally present an optical hazard, although staring at the beam may cause flash blindness. WARNING. Do not stare directly at the laser beam.
• The mitre saw can be safely carried by the main handle but only once it has been removed from the mains power and secured in the locked down position. • Do not use the saw without the guards in position, in good working order and properly maintained. • Ensure that the arm is properly secure when bevelling. • Keep the floor area around the machine level, well maintained and free of loose materials. • Provide adequate lighting.
Additional safety rules for mitre saws 13. Disconnect idle tools. Switch off the power and disconnect the plug from the power point before servicing, when changing accessories and when the tool is not in use. 14. Remove adjusting keys and wrenches. Check to see that keys and adjusting wrenches are removed from the tool before switching on. 15. Avoid unintentional starting. Always check that the switch is in the OFF position before plugging in the tool to the power supply.
• Never use your hands to remove sawdust, chips or waste close by the blade. • Use only blades as recommended by the manufacturer and which conform to EN 847-1. • Do not use blades of High Speed Steel (HSS blades). • If the table insert is damaged or worn, have it replaced by an authorised service centre. • Rags, cloths, cord and string and the like should never be left around the work area. • Avoid cutting nails. Inspect the workpiece and remove all nails and other foreign objects before beginning sawing.
Accessories The GMC DB250SMS / DB305SMS Double Bevel Slide Compound Mitre Saw is supplied with the following accessories as standard: • Saw blade (fitted) • Workpiece clamp • 6mm Hex key • Side bars x2 • Stabiliser Bar • Dust bag • Instruction manual • Receipt holder 8
7 24 Know your product Before using the saw, familiarise yourself with all the operating features and safety requirements. 1. Laser light assembly 24. Switch trigger 2. Laser light on/off switch 25. Mitre lock 3. Laser cover 26. Spindle lock 4. Laser pitch control 27. Dust extraction port 5. Saw arm 28. Slide bars 6. Release knob 29. Slide lock 7. Operating handle 30. Trenching depth 8. Carrying handle adjustment screw 9. Upper fixed blade guard 31. Trenching stop 10. Clamp assembly 32. Trenching depth 11.
Unpacking Bench mounting Due to modern mass production techniques, it is unlikely that your GMC Power Tool is faulty or that a part is missing. If you find anything wrong, do not operate the tool until the parts have been replaced or the fault has been rectified. Failure to do so could result in serious personal injury. 1. Remove all loose parts from the carton. 2. Remove the packing materials from around the saw. 3.
Slide lock When tightened, the slide lock (29) prevents the saw head from sliding. Tighten the slide lock during transportation (fig. E). Mitre table lock WARNING. Be sure to tighten the bevel lock before making a cut. Failure to do so could result in the saw arm moving during the cut and cause serious personal injury.0° E Bevel adjuster H The bevel adjuster (18) needs to be pulled out before the bevel angle can be adjusted (fig. H).
Spindle lock button The spindle lock button (26) prevents the blade in the saw from rotating (fig. K). Depress and hold the spindle lock button while installing, changing, or removing the blade. Rotating lower blade guard hex key. Ensure the side bars are fully inserted before using them to support the workpiece (fig. N). The side support bar locking screws (39) must be tightened to secure the support bars in position (fig. O).
Turning on and off 1. To turn the saw on depress and hold the on/off trigger switch (24) (fig. S). 2. To turn the saw off release the on/off trigger switch (24). Turning on the REDEYE® laser line generator 5. Tighten the mitre lock (25). V 6. Loosen the bevel lock (16) and set the saw arm (5) at 0º bevel (the blade at 90º to the mitre table). Tighten the bevel lock (16) (fig. V). 7. Place a set square against the table (21) and the flat part of the blade. (fig. W) Note.
12. Adjust the 0° bevel adjustment screw (35) with the 6mm hex key to bring the saw blade into alignment with the square (fig. Y). 13. Loosen the 2 Phillips head screws holding the pointer of the bevel scale (17) and adjust the position of the pointer so that it accurately indicates zero on the scale (fig. Z). Retighten the screw. 14. Retighten the bevel lock (16) and the lock nut securing the 0° bevel adjustment screw (35). Note.
11. Loosen the Phillips head f screw holding the pointer of the mitre scale (22) and adjust it so that it accurately indicates the zero position on the mitre scale (fig. f). 12. Retighten the screw securing the mitre scale pointer. 13. Replace the top section of the fence and secure the hex screw using the 6mm hex key. 3. Raise the saw arm (5) to its highest position. 4.
7. Hold the rotating guard k (12) up and press the spindle lock button (26) (fig. k). Rotate the blade until the spindle locks. 8. Use the 6mm hex key provided to loosen and remove the blade bolt. (Loosen in a clockwise direction as the blade screw has a left hand l thread) (fig. l). 9. Remove the flat washer and outer blade washer and the blade. 10. Wipe a drop of oil onto the inner blade washer and the outer blade washer where they contact the blade. 11.
Cross-cutting (without slide action) 8. It is possible to remove r the clamp assembly (10) by loosening the clamp assembly lock (11) and moving it to the other side of the table. Make sure the clamp assembly lock is tight before using the clamp (fig. r). 9. Before turning on the saw, perform a dry run of the cutting operation to check that there are no problems. 10. Hold the operating handle (7) firmly and squeeze the switch trigger (24). Allow the blade to reach maximum speed. 11.
Cross-cutting (with slide action) WARNING. Be sure to tighten the mitre lock before making a cut. Failure to do so could result in the table moving during the cut, causing serious personal injury. 5. Loosen the bevel lock (16) and pull out the 0º bevel adjuster. Move the saw arm (5) to the left or right to the desired bevel angle (between 0º and 45º). Tighten the bevel lock (16). 6. Place the workpiece flat on the table with one edge securely against the fence (19).
Compound mitre cut assembly lock is tight before using the clamp. 10. Before turning on the saw, perform a dry run of the cutting operation to check that there are no problems. 11. Hold the operating handle (7) firmly and squeeze the switch trigger (24). Allow the blade to reach maximum speed. 12. Press the release latch (36) and slowly lower the blade into and through the workpiece. 13. Release the switch trigger (24) and allow the saw blade to stop rotating before raising the blade out of the workpiece.
Using the laser line generator NOTE. To cut to the left-hand side of the blade, align the left-hand laser line with the pencil mark. To cut to the right-hand side of the blade, align the right-hand laser line with the pencil mark. 5. Plug in the machine and start the motor. 6. Press the release latch (36). 7. When the blade is at its maximum speed (approximately 2 seconds), lower the blade through the workpiece. 8. After completing the cut, switch off the laser light on/ off switch (2). 9.
Maintenance WARNING. Always ensure that the tool is switched off and the plug is removed from the power point before making and adjustments or maintenance procedures. Power cord maintenance If the supply cord needs replacing, the task must be carried out by the manufacturer, the manufacturer’s agent, or an authorised service centre in order to avoid a safety hazard. Cleaning 1. Keep the tool’s air vents unclogged and clean at all times. 2. Remove dust and dirt regularly.
Carefully read the entire Instruction Manual before using this product. Before returning this product for a Warranty Claim or any other reason Please Call 1300 880 001 (Australia) or 0800 445 721 (New Zealand) When you make your call, please have the following information at hand: With continuing product development changes may have occurred which render the product received slightly different to that shown in this instruction manual.
