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INSTRUCTION 

MANUAL

Professional tool

Pneumatic Grinder

Model: MYGL-40/MYGM-40

The end tool in the drawing is not included with the tool.

[Specifications]

Model

MYGL-40

MYGM-40

Maximum operating pressure

MPa

0.6

Air consumption (No load)

m

3

/min

0.40

0.45

Rated speed (No load)

min

-1

13000

11000

Grinding Wheel outer diameter

mm

100

Mass (weight)

kg

1.1

1.2

Sound pressure level *1

dB (A)

82

85

Sound power level *1

dB (A)

93

96

Vibration level *2

m/s

2

4.7

4.3

*1

  Based on the ISO15744 measurement standard.

*2

  Based on the 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 attempt to use your tool so that you may use it properly 
and safety.

Keep the manual handy - so you can use it whenever necessary.

• Due to continuous product development/improvement, the specifications and configurations in this 

document are subject to change without prior notice.

Manufactured by.

NITTO KOHKI CO., LTD.

9-4, Nakaikegami 2-chome, Ohta-ku, Tokyo, 146-8555, Japan
Tel : +81-3-3755-1111  Fax : +81-3-3753-8791

TQ15290-0  05/2017

Summary of Contents for DIMMER MONOCANALE MULTIPROTOCOLLO COSTANT CURRENT

Page 1: ...O15744 measurement standard 2 Based on the 3 axes combined value measurement standard of the ISO28927 1 of the hand held tool frequency correction vibration acceleration effective value Japan Use Only...

Page 2: ...s tool improperly could result in serious injury Read the instruction manual before use Contents Precautions on Use Make sure to follow the instructions given 1 General Power Tool Safety Warnings 1 Ge...

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: ...k 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 Packag...

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: ...taching 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 stops 3 Ali...

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: ...ffler 4 Spacer 3 and Packing Cover 5 Remove the Muffler under the Packing Cover as well 5 4 3 2 1 4 1 Countersunk Head Screw 4 14 2 Exhaust Cover 3 Spacer 4 Muffler 5 Packing Cover 2 Use a grease gun...

Page 15: ...sassembly procedure in reverse Insert the Muffler under the Packing Cover so that there is no clearance in the Housing Disposal Separate the tool accessories and packing materials for environmentally...

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