Nitto Kohki MG-40 Instruction Manual

Nitto Kohki MG-40 Instruction Manual

Professional tool pneumatic grinder

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INSTRUCTION
MANUAL
[Specifications]
acceleration effective value.
Please read manual carefully before you attempt to use your tool so that you may use it properly
and safely.
Keep the manual handy - so you can use it whenever necessary.
Manufactured by.
NITTO KOHKI CO., LTD.
Professional tool
Model: MG-40
Model
Pneumatic Grinder
MG-40
m

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Summary of Contents for Nitto Kohki MG-40

  • Page 1 Please read manual carefully before you attempt to use your tool so that you may use it properly and safely. Keep the manual handy - so you can use it whenever necessary. Manufactured by. NITTO KOHKI CO., LTD.
  • Page 2 Instructions 中文 請向當地供應商或經銷商詢問中文使用說明書 tool. WARNING: CAUTION: CAUTION Please observe all safety precautions in the manual. CAUTION: WARNING: Always wear suitable eye protection. Contents Start and stop...
  • Page 3: California Proposition

    California Proposition 65 WARNING Arsenic and chromium from chemically-treated lumber. Precautions on Use (Make sure to follow the instructions given) General Power Tool Safety Warnings Personal safety WARNING Dress properly. Protective hair Protective Always wear eye protection. protection. Always wear appropriate eye protection.
  • Page 4: Work Area Safety

    Precautions on Use Work area safety WARNING Do not use the tool at home. Keep the work area clean. Be cautious about the work area. Do not operate the tool in an explosive atmosphere, such as in the presence of flammable liquids (thinner, lacquer, gasoline, etc.) or gas.
  • Page 5 Handling tools WARNING Storing the tool Be cautious about how the tool is carried. Do not leave the tool while the tool is still running. completely stops. Do not allow the following chemicals to come into contact with the tool, as parts could deteriorate. Maintenance and Inspection WARNING Do not disassemble or alter the tool.
  • Page 6: General Pneumatic Tool Safety Warnings

    This tool shall be inspected periodically to verify the ratings and markings. When a label/nameplate is damaged, worn or missing, contact the retailer where you purchased the tool or the nearest NITTO KOHKI's overseas affiliates/offices (see the back cover of this manual) directly for a replacement.
  • Page 7: Projectile Hazards

    Projectile Hazards WARNING Be aware that failure of the workpiece or accessories, or even of the inserted tool itself can generate high- velocity projectiles. Always wear impact-resistant eye protection while operating this tool. The grade of protection required should be assessed for each operation. Ensure that the workpiece is securely fixed.
  • Page 8: Accessory Hazards

    Precautions on Use Repetitive Motion Hazards WARNING When using this tool to perform work-related activities, the operator may experience discomfort in the hands, arms, shoulders, neck or other parts of the body. While using this tool, the operator should work in a comfortable posture while maintaining secure footing and avoiding awkward or off-balance postures.
  • Page 9: Dust And Fume Hazards

    Dust and Fume Hazards WARNING Dust and fumes generated when using this tool can cause ill health (for example cancer, birth defects, asthma and/or dermatitis); risk assessment and implementation of appropriate controls for these hazards are essential. Risk assessment should include risks such as the dust created by the use of the tool and the potential for disturbing existing dust.
  • Page 10: Vibration Hazards

    Precautions on Use Vibration Hazards WARNING Exposure to vibration can cause disabling damage to the nerves and blood supply of the hands and arms. Wear warm clothing when working in cold conditions and keep your hands warm and dry. If you experience numbness, tingling, pain or whitening of the skin in your fingers or hands, stop using this tool, tell your employer and consult a physician.
  • Page 11: Product Specific Safety Rules

    Product Specific Safety Rules WARNING Protect your body from chips. Do not use a Grinding Wheel with an allowable rotational speed (indicated on the Grinding Wheel top label) lower than the actual rotational speed of the machine. Also, please make sure that the specified dimensions of the Grinding Wheel conform to the specifications of this machine.
  • Page 12 Precautions on Use WARNING Always inspect the Spindle's threaded part and Outer Flange for breakage, deformation and wear. Never use the side other than the usage surface of the Grinding Wheel. Be sure to install a Wheel Guard on the air grinder having a tip Grinding Wheel tool maximum diameter of 50 mm or more.
  • Page 13: Checking Inside The Package

    1 Application diameter diameter 2 Checking Inside the Package × 3 Part Names...
  • Page 14: Air Supply

    4 Air Supply CAUTION Remove drainage before stating work. Air Filter Air pressure used appropriate level. Air line Machine oil the entire tool.
  • Page 15: Replacing The Grinding Wheel

    5 Preparation WARNING During work, be sure to wear eye protection, earplugs, a dust mask, and gloves (other than knitted gloves). When replacing or adjusting the Grinding Wheel or parts, be sure to detach the Connecting Hose from the tool. Never touch moving parts while the tool is running.
  • Page 16: Start And Stop

    Preparation Start and stop Start Check that the Throttle Lever ( ) is in the OFF status and insert the Connection Hose into the Coupler of this tool Hold the tool and while pressing the Lock Lever ( press the Throttle Lever ( Stop Release your hand from the Throttle Lever Adjusting the rotation speed...
  • Page 17: How To Use

    6 How to Use Grinding work CAUTION Do not press the Grinding Wheel strongly against the working surface. Hold the tool with your hand to start Lightly touch the Grinding Wheel at an angle of 15 to 30 degrees against the working surface...
  • Page 18: Maintenance And Inspection

    7 Maintenance and Inspection WARNING Be sure to turn the switch OFF and detach the Connecting Hose from the tool during maintenance and inspection. Perform periodic inspection to check for loosening of the attachment screws for each part. Retighten loose screws as required.
  • Page 19: Storing The Grinding Wheel

    Use a grease gun to inject grease (Sumitec 305) into the Grease Inlet ( injection. Perform a trial run and wipe off extra grease that seeps out that seeps from the periphery of the Spindle. Assembling the Exhaust Cover 70 Storing the Grinding Wheel WARNING Avoid moisture, and store the Grinding Wheel in a dry place.
  • Page 20: Exploded View Parts List

    8 Exploded View/Parts List MG-40 Exploded View/Parts List CAUTION Users should never perform disassembly of the tool. Part name...
  • Page 21 Part name Accessories Part name...
  • Page 22 MEMO...
  • Page 24 10 Ubi Crescent #01-62, Ubi Techpark Lobby D, Singapore Tel: +1-630-924-9393 Fax: +1-630-924-0303 408564 Tel: +65-6227-5360 Fax: +65-6227-0192 NITTO KOHKI EUROPE GMBH NITTO KOHKI CO., LTD., Bangkok Representative Gottlieb-Daimler-Str. 10, 71144 Steinenbronn, Germany Tel: +49-7157-989555-0 Fax: +49-7157-989555-40 Office M&A Business Center, Q-House Convent Bldg., 38 Convent NITTO KOHKI EUROPE GMBH UK BRANCH Rd., Silom, Bangrak, Bangkok 10500, Thailand...

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