Nitto Kohki MYG-40 Instruction Manual Download Page 8

6

EN

1  Application

This tool is a pneumatic hand-held grinder for grinding a workpiece using the Grinding Wheel shown below according 
to the shape of the JIS R 6211 27 offset Grinding Wheel.

MYG-40

MYG-40

A Grinding Wheel 

diameter

 100 

mm

B Grinding Wheel 

hole diameter

 15 

mm

C Grinding Wheel 

thickness

 

3 to 6 mm

2  Checking Inside the Package

When you open the package box, check the contents of the package and also check for any damage that may have 
occurred during transportation.
If an abnormality is found, request service from the retailer where you purchased the tool or the nearest NITTO service 
member store.

Package content and accessories Quantity

Check

1

MYG-40 (main unit)

1

2

5 mm Hex. Socket Screw Key

1

3

6mm Hex. Socket Screw Key

1

4

Instruction Manual 
(this document)

1

Package content and accessories Quantity

Check

5

General Catalog

1

6

Caution for Use

1

7

Questionnaire Postcard

1

1

23

3  Part Names

1

2

3

4

5

6

7

1

 Spindle  Lock 

Button

2

 Grip Tube

3

 Valve  Ring

4

 Coupler

5

 Wheel  Guard

6

 Driving  Flange

7

 Outer  Flange

M8

A

C

3 to 6 mm

B

Summary of Contents for MYG-40

Page 1: ...he 3 axes combined value measurement standard of the ISO28927 1 of the hand held tool frequency correction vibration acceleration effective value Japan Use Only Please read manual carefully before you...

Page 2: ...approved safety equipment such as those dust masks that are specially designed to filter out microscopic particles Instructions Thank you very much for your purchase of this Nitto Kohki product Before...

Page 3: ...ollector can reduce risk caused by dust When loud noise is generated in the workplace wear a hearing protection Do not overreach Keep proper footing and balance at all times Be on your guard when work...

Page 4: ...nspection before using the tool Before using the tool check for loose screws on the tool and for damage on the protective cover or other parts and make sure that the tool operates normally and demonst...

Page 5: ...amaged sections Sufficiently check for damage on accessories or other parts that the tool operates normally and that work can be performed appropriately If there are accessories or parts that have bee...

Page 6: ...s During grinding hot chips scatter Since it could cause blindness respiratory disorders burns or hearing impairment when working to protect your body use protective eyewear a dust mask earplugs glove...

Page 7: ...ttaching the Grinding Wheel be sure to use a tachometer to check the no load rotation speed of the tool Make sure the Valve Ring of the main unit is at the maximum rotation position and that the rotat...

Page 8: ...r any damage that may have occurred during transportation If an abnormality is found request service from the retailer where you purchased the tool or the nearest NITTO service member store Package co...

Page 9: ...8 between the Compressor 1 and the tool 8 Compressed air exits the Compressor and cools and moisture condenses Some moisture could condense inside the Connecting Hose and get inside the tool causing a...

Page 10: ...tool Attaching 1 Insert the Outer Flange 5 into the Grinding Wheel 4 2 While holding the Spindle Lock Button 1 turn the Driving Flange 3 by hand and push the Button at the position where rotation stop...

Page 11: ...2 is visible When the green line 2 is visible it indicates that the Valve Ring is OFF 1 2 2 Attach the Connecting Hose to the tool then turn the Valve Ring counterclockwise 4 while pushing the Valve...

Page 12: ...ng surface Doing so could damage parts or damage the Grinding Wheel Strongly pressing the tool against the working surface does not change work efficiency 1 Hold the tool with your hand to start 2 Lig...

Page 13: ...il ISO VG 10 from the Coupler of the tool and operate a little before storing If the tool is left as is after use moisture in the air could remain inside the main unit likely causing rust to occur Sto...

Page 14: ...tions replace the Muffler as needed If dirt adheres to the Muffler it could cause a loss of power 1 Loosen the Countersunk Head Screw 1 of the Exhaust Cover and remove the Exhaust Cover 2 Spacer 3 Exh...

Page 15: ...phery of the Spindle 4 Assembling the Exhaust Cover Assemble the Exhaust Cover by performing the disassembly procedure in reverse MYG 40 uses two Exhaust Filters 4 Insert the Exhaust Filter the 42nd F...

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