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3
Die Grinder - INSTRUCTIONS MANUAL
8,000 MAX RPM 1/4 in (6 mm) Collet 1 HP, 12,000 MAX RPM 1/4 in (6 mm)
Collet 1 HP, 18,000 MAX RPM 1/4 in (6 mm) Collet 1 HP, 20,000 MAX RPM 1/4
in (6 mm) Collet 1 HP, 4,000 MAX RPM 1/4 in (6 mm) Collet 0.5 HP, 18,000, MAX
RPM 1/4 in (6 mm) Collet 0.5 HP, Extended 18,000 MAX RPM 1/4 in (6 mm)
Collet 0.5 HP, 18,000 MAX RPM 1/4 in (6 mm) Collet 1 HP, Extended
Please read, understand and follow all safety information contained in these instructions prior to the use of this tool.
Retain these instructions for future reference.
This pneumatic tool is intended for use in industrial locations, and used only by skilled, trained professionals in accordance with the instructions in this manual.
This pneumatic tool is designed to be used with a disc pad and abrasive disc or other shaft mounted abrasive product for modifying metals, wood, stone, plastics
and other materials. It should only be used for such applications and within its marked capacity and ratings. Only accessories specifically recommended by 3M
should be used with this tool. Use in any other manner or with other accessories could lead to unsafe operating conditions.
Do not operate tool in water or in an excessively wet application.
Do not use abrasive products that have a Max RPM less than the RPM rating marked on the tool.
Tools shall be inspected periodically to verify that ratings, markings, and labels are legible. Contact 3M Company to obtain replacement labels.
Prolonged vibration may cause injury
4,000 r/min, 8,000 r/min, 12,000 r/min, 18,000 r/min, 20,000 r/min
Use accessories rated at tool speed or higher
WARNING:
Indicates a potentially hazardous situation which, if not avoided, may result in death or serious injury and/or property damage.
CAUTION:
Indicates a potentially hazardous situation which, if not avoided, may result in minor or moderate injury and/or property damage.
Read the Safety
Data Sheets (SDS)
before using any materials.
SDS
Contact the suppliers of the
workpiece materials and abrasive
materials for copies of the SDS if
one is not readily available.
FSSS
Important Safety Information
Summary of device labels containing safety information
Marking
90 PSIG / 6.2 BAR MAX
Explanation of Signal Word Consequences
W WARNING!
Exposure to DUST generated from
workpiece and/or abrasive materials
can result in lung damage and/or
other physical injury.
Use dust capture or local exhaust as
stated in the SDS. Wear government-
approved respiratory protection and
eye and skin protection.
Failure to follow this warning can
result in serious lung damage and/or
physical injury.
Intended Use
WARNING: READ AND UNDERSTAND INSTRUCTION MANUAL BEFORE
OPERATING TOOL.
WARNING: ALWAYS WEAR APPROVED EYE PROTECTION
WARNING: ALWAYS WEAR APPROVED HEARING PROTECTION
WARNING: AVOID PROLONGED EXPOSURE TO VIBRATION
Direction of Rotation
Vibration Safety Note
Maximum Rotational Speed
Maximum Air Pressure
Accessories Speed Warning Note
1
Description
Original Instructions

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Summary of Contents for 3M C Series

  • Page 1 This pneumatic tool is designed to be used with a disc pad and abrasive disc or other shaft mounted abrasive product for modifying metals, wood, stone, plastics and other materials. It should only be used for such applications and within its marked capacity and ratings. Only accessories specifically recommended by 3M should be used with this tool.
  • Page 2 • If you notice any abnormal noise or vibration when operating the product, immediately discontinue its use and inspect for worn or damaged components. Correct or replace the suspect component. If abnormal noise or vibration still exists, return the tool to 3M for repair or replacement. Refer to warranty instructions.
  • Page 3 06573 Collet 1/8" 06568 Screw NM8-32 x 3/8" 06574 Collet 3/16" 06609 O-Ring 1.38" x 0.094" 06576 Collet 3 mm 28977 3M Metal Body Housing 06577 Collet 6 mm 28980 Trigger Valve 06571 Collet Body 28983 O-Ring 28989 Clamp Nut...
  • Page 4 Parts Page PARTS LIST FOR PN 20239 & 25128, 12,000 MAX RPM DIE GRINDERS (Series C) Fig. 3M PN Description Qty. Fig. 3M PN Description Qty. 06572 Collet Nut 28979 Vane Kevlar 1 HP (set of 5) 1 06575 Collet 1/4"...
  • Page 5 Parts Page PARTS LIST FOR PN 20240 & 25129, 8,000 MAX RPM DIE GRINDERS (Series C) Fig. 3M PN Description Qty. Fig. 3M PN Description Qty. 06572 Collet Nut 06563 Cylinder 06575 Collet 1/4" 28981 Rear Endplate 06545 Collet 3/8"...
  • Page 6 Parts Page PARTS LIST FOR PN 28770, 18,000 MAX RPM, 1 HP EXTENDED DIE GRINDER (Series C) Fig. 3M PN Description Qty. Fig. 3M PN Description Qty. 06572 Collet Nut 06508 Ball Bearing 06575 Collet 1/4" 1/4" x 5/8" x 0.196"...
  • Page 7 30408 Planet Gear (3) Not Shown 06569 Wrench, 9/16" x 3/4", (2) 30425 RIng Gear Not Shown 28828 3M™ Air Tool Lubricant, 1 oz - 30423 Pilot available separately 30392 Spring Washer (2) Not Shown 20451 3M™ Air Tool Lubricant, 4 oz -...
  • Page 8 30392 Spring Washer (2) Not Shown 06569 Wrench, 9/16" x 3/4", (2) 06611 Ball Bearing Not Shown 28828 3M™ Air Tool Lubricant, 1 oz - 06629 Front End Plate available separately 30404 O-Ring Not Shown 20451 3M™ Air Tool Lubricant, 4 oz -...
  • Page 9 30423 Pilot Not Shown 06586 Wrench, 7/16" x 11/16", (2) 30392 Spring Washer (2) Not Shown 28828 3M™ Air Tool Lubricant, 1 oz - 30404 O-Ring available separately 06629 Front End Plate Not Shown 20451 3M™ Air Tool Lubricant, 4 oz -...
  • Page 10 To manually lubricate the tool, disconnect the airline and put 2 to 3 drops of suitable pneumatic motor lubricating oil such as 3M™ Air Tool Lubricant PN 20451 (or equivalent 10 centistoke oil) into the air inlet of the tool. Reconnect tool to the air supply and run tool slowly for a few seconds to allow air to circulate the oil.
  • Page 11: Safety Precautions

    13. Prior to installing any shaft mounted abrasive or sanding or grinding 3M™ Die Grinder accessories are designed for use on 3M Die Grinders. accessory, always check that its marked maximum operating speed is Constructed from premium, industrial-quality materials, their durability and equal or higher than the rated speed of this tool.
  • Page 12 Limitation of Liability: Except for the limited remedy stated above, and (1) year from the date of purchase. 3M MAKES NO OTHER WARRANTIES, except to the extent prohibited by law, 3M will not be liable for any loss or EXPRESS OR IMPLIED, INCLUDING, BUT NOT LIMITED TO, ANY IMPLIED...