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laguna G8 Owner's Manual

8" dual speed bench grinder
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8" Dual Speed Bench Grinder Owner's Manual
SKU: MBGG8-001

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Summary of Contents for laguna G8

  • Page 1 8" Dual Speed Bench Grinder Owner's Manual SKU: MBGG8-001...
  • Page 2 Thank you for investing in a G8 Bench Grinder by Laguna Tools. This machine is one of a family of unique machines proudly offered by Laguna Tools. Every Laguna machine is engineered for years of dependable service. Please feel free to contact Laguna Tools if you have a question or suggestion.
  • Page 3 Specifications …………………………………………………………………………………..…...3 Safety Guidelines ………………………………………………………………………….…..3 - 9 Package Contents ……………………………………………………………………………..…..10 Key Parts Diagram …………………………………………………………………………………11 Assembly Instructions ……………………………………………………………………….12 - 13 Operating Instructions ……………………………………………………………………….14 - 18 Maintenance …………………………………………………………………………………………18 Troubleshooting ……………………………………………………………………………………19 Parts Diagram and List…………………………………………………………………….…20 - 21 Motor ……………………………………………….………..110 volt AC - 60 Hz - 1.8 / 3.1 Amps Speed ……………………………………………..…….……Low - 1725 RPM / High - 3450 RPM Arbor Shaft Diameter ………………………….…………………………………………………5/8”...
  • Page 4 Read and understand all warnings and operating instructions before using this equipment. Failure to follow all instructions listed below, may result in electric shock, fire, and/or serious personal injury or property damage. Woodworking can be dangerous if safe and proper operating procedures are not followed. As with all machinery, there are certain hazards involved with the operation of the product.
  • Page 5 Some dust created by power sanding, sawing, grinding, drilling and other construction activities contains chemicals known to the state of California to cause cancer, birth defects or other reproductive harm. Some examples of these chemicals are: ● Lead from lead-based paints; ●...
  • Page 6 ANSI Safety standard Z87.1. Everyday eyeglasses have only impact–resistant lenses.They ARE NOT safety glasses. NOTE: Glasses or goggles not in compliance with ANSI Z87.1 could seriously injure you when they break. WEAR A FACE MASK OR DUST MASK. Grinding operation produces dust. 15.
  • Page 7 11. Always inspect grinding wheels prior to use for cracks, missing pieces, etc. Replace wheel immediately before use. 12. USE ONLY GRINDING WHEELS that comply with ANSI B7.1 and rated greater than 3450 RPM. 13. GUARD AGAINST ELECTRICAL SHOCK by preventing body contact with grounded surfaces. For example: pipes, radiators, ranges, refrigerator enclosures.

  • Page 8: Power Supply And Motor Specifications

    POWER SUPPLY AND MOTOR SPECIFICATIONS To avoid electrical hazards, fire hazards, or damage to the tool, use proper circuit protection. Use a separate electrical circuit for your tool. Your drill press is wired at the factory for 120 V operation. Connect to a 120 V, 10 Amp circuit and use a 10 Amp time delay fuse or circuit breaker.
  • Page 9 This tool is for indoor use only. Do not expose to rain or use in damp locations. This tool is intended for use on a circuit that has a receptacle like the one illustrated in Fig. 1. Fig. 1 shows an electrical plug and receptacle that has a grounding conductor.
  • Page 10 UNPACKING YOUR G8 BENCH GRINDER Number Description Quantity G8 Bench Grinder Left / Right tool rest bracket 1 each Left / Right tool rest 1 each Tool rest bracket knob / flat washer Tool rest lock handle / flat washer...

  • Page 11: Key Parts Diagram

    KEY PARTS DIAGRAM Number Description Quantity Eye Shield Spark Deflector 60 Grit White Aluminum Oxide Grinding Wheel Tool Rest Tool Rest Bracket Dual Speed Switch Main On / Off Switch Tool Rest Bracket Knob Tool Rest Lock Handle 120 Grit White Aluminum Oxide Grinding Wheel Eye Shield Lock Knob Eye Shield Bracket Eye Shield Bracket Knob...
  • Page 12 Estimated Assembly Time: 5 - 10 minutes. ● To avoid injury, do not connect this bench grinder to the power source until it is completely assembled and adjusted, and you have read and understood the instructions and warnings in this manual. ●...
  • Page 13 INSTALLING SPARK DEFLECTOR (FIG C) 1. Use an M5x10 screw, washer and spring washer to attach the left spark deflector to the left wheel guard as shown in Fig. C. Secure the screw in place with a Phillips screwdriver. 2. Attach the right spark deflector following the same procedure as above.
  • Page 14 Keep all bystanders a safe distance away from the tool and not in direct line, front or back of the grinder. 1. Your bench grinder has a white fin wheel (120 grit) for medium material removal and general purpose grinding, and a white medium wheel (60 grit) for fast material removal. 2.
  • Page 15 ON/OFF Switch (Fig. G) 1. Press the power switch side marked “I” and turn the dual speed switch to H or L position to turn the grinder on. 2. Press the power switch side marked “O” to turn the grinder off ADJUSTING THE SPEED OF THE GRINDER Your grinder is equipped with a dual speed control switch.

  • Page 16: Changing Grinding Wheels

    CHANGING GRINDING WHEELS (FIG. H, I, J, K, L) Turn off and unplug the bench grinder. Use only grinding wheels that measure 8 in. (200 mm) in diameter. This tool has 5/8 in. (15.88 mm) arbors on both sides. 1. Raise the eye shield (1) out of the way and adjust the spark guard (2) in its highest setting.
  • Page 17 6. Remove the hex nut (8), the outside wheel flange (9) and the wheel (10) as shown in Flg. K. 7. Inspect the wheel (10) for cracks, chips or any other visible damage (other than normal wear) and discard if such damage is found.
  • Page 18 DRESSING A GRINDING WHEEL (FIG. N) A Wheel Dressing Tool is to be used to remove any forward wobble, buildup of material on the grinding wheel, remove imperfections, and make the corners of the grinding wheel square. NOTE: DO NOT use the Wheel Dresser on wire wheels (not included) if they are installed on the grinder.

  • Page 19: Adjustment Section

    ● Never use caustic agents to clean the plastic parts of the tool. ● Water must never come into contact with the grinder. ● The use of any other accessories is not recommended and may result in serious injury. GENERAL SYMPTOM PROBABLE CAUSE CORRECTIVE ACTION...
  • Page 21 Number Description Specification Quantity Phillips screw + flat washer M4x8 Rubber feet Base cover Hex bolt + spring washer M8x22 Phillips screw + spring washer + flat washer M4x8 Capacitor Base NVR Switch Left fixed work rest Left movable work rest Star screw (black) M5x8 Speed adjustment switch...
  • Page 22 Flat washer Fixed work rest lock knob Flange White grinding wheel φ200X25Xφ15.88mm 120# Hex nut Right wheel guard cover Phillips screw M5x48 Left wheel guard cover Hex nut M12 Left Hand White grinding wheel φ200X25Xφ15.88mm 60# Left inner guard Left eye shield assembly Left eye shield support LED Lamp...
  • Page 24 No part of this publication may be reproduced, transmitted, or translated into any language in any form by any means without our written permission. Errors and omissions may be current. Laguna Tools, Inc. LAGUNA® and the LAGUNA Logo® are the registered trademarks of Laguna Tools, Inc. All rights reserved.

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Mbgg8-001

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