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14

Product Use:

 All statements, technical information and recommendations contained in this document are based up on 

tests or experience that 3M believes are reliable. However, many factors beyond 3M’s control can affect the use and 

performance of a 3M product in a particular application, including the conditions under which the 3M
product is used and the time and environmental conditions in which the product is expected to perform. Since these 

factors are uniquely within the user’s knowledge and control, it is essential that the user evaluate the 3M product to 
determine whether it is fit for a particular purpose and suitable for the user’s method of application.

Warranty and Limited Remedy:

 3M warrants this tool against defects in workmanship and materials under normal 

operating conditions for One (1) year from the date of purchase. 3M MAKES NO OTHER WARRANTIES, EXPRESS OR 

IMPLIED, INCLUDING, BUT NOT LIMITED TO, ANY IMPLIED WARRANTY OF MERCHANTABILITY OR FITNESS FOR A 
PARTICULAR PURPOSE OR ANY IMPLIED WARRANTY ARISING OUT OF A COURSE OF DEALING, CUSTOM OR USAGE OF 

TRADE. User is responsible for determining whether the 3M tool is fit for a particular purpose and suitable for user’s 

application. User must operate the tool in accordance with all applicable operating instructions, safety precautions, and 
other procedures stated in the operating manual to be entitled to warranty coverage. 3M shall have no obligation to repair 
or replace any tool or part that fails due to normal wear, inadequate or improper maintenance, inadequate cleaning, 

non-lubrication, improper operating environment, improper utilities, operator error or misuse, alteration or modification, 
mishandling, lack of reasonable care, or due to any accidental cause. If a tool or any part thereof is defective within this 
warranty period, your exclusive remedy and 3M’s sole obligation will be, at 3M’s option, to repair or replace the tool or 

refund the purchase price.

Limitation of Liability:

 Except where prohibited by law, 3M and seller will not be liable for any loss or damage arising 

from the 3M product, whether direct, indirect, special, incidental or consequential, regardless of the legal theory
asserted, including warranty, contract, negligence or strict liability.

Submitting a Warranty Claim:

 Contact your dealer when submitting a warranty claim in accordance with the restrictions 

listed above. Please note that all warranty claims are subject to manufacturer’s approval. Be sure to keep your

sales receipt in a safe place. This must be submitted when filing a warranty claim, within One (1) year from the date of 
purchase.

Product Repair after Warranty Has Expired

3M does not offer repair service for product out of warranty.

3M

Abrasive Systems Division

3M Center, Building 223-6N-02
St. Paul, MN 55144-1000

www.3M.com/abrasives

© 3M 2008
3M and Hookit are trademarks of 3M Company
34-8701-9414-8

Summary of Contents for Buffer 8125

Page 1: ...e use of this tool Retain these instructions for future reference Intended Use This tool is designed as a buffing solution for repairing automobile bodies and parts clear coat painting on metal fiber reinforced plastic RFP and wood It should not be operated in water or in an excessive wet application Explanation of Signal Word Consequences Indicates a potentially hazardous situation which if not a...

Page 2: ...n fastening Hookit Disc Backup Pad to ensure that it is securely attached to the tool before use Make sure the tool is disconnected from the air source before cleaning inspecting servicing or changing any parts WARNING To reduce the risk of skin abrasion cuts or burns do not touch rotating parts during operation for any reason CAUTION Improper use can cause the tool to break apart and may cause in...

Page 3: ...attachment prior to operation Confirm that air pressure does not exceed 90 PSI 6 2 bar When connecting to an air hose ensure a secure connection that will not loosen during operation Center the buffing pad on the backup pad Press the buffing pad securely into place START AND STOP Place the tool in contact with the work piece Start the tool by pressing the lever trigger lightly Keep the tool flat w...

Page 4: ...RIOR TO OPERATION AND AFTER OPERATION Be sure to oil the tool motor through the air supply opening After oiling run the tool at low speed When not in production remove air hose and store in safe dry place ...

Page 5: ...5 1 2 3 4 5 6 7 8 10 11 12 13 14 15 16 3 16 4 16 2 16 1 16 3 17 18 20 28 27 26 25 24 23 21 22 29 31 30 32 33 19 9 Parts Page ...

Page 6: ...3 410308 Spring pin 3 x 8 2 16 4 410304 Spring pin 3 x 4 1 17 22621 Rotor 1 18 22622 Vane 8 19 22342 L bearing case 1 20 6300ZZ Ball bearing 6300ZZ 1 21 22340 Shaft with head 1 22 510313 H R key 13 x 3 1 23 20913 Retainer bolt 1 24 6001DD Ball bearing 6001DD 2 25 22309 18 felt ring 1 26 22308 Dust seal 1 27 22341 Pad retainer 1 28 OV28 Snap ring OV 28 1 29 22907 Body gasket 1 30 22951 Base ring 1 ...

Page 7: ... spanner to remove the pad Secure the pad retainer 27 and rotate the pad 33 in the counterclockwise direction 2 Removing the Base Ring Remove four screws 32 and remove the base ring 30 Remove the body gasket 29 3 Disassembly of the Motor Remove the motor assembly Remove the screw 12 from the up per end of the motor assembly Remove the ball bearing as well as the U bearing case 14 15 ...

Page 8: ...2 The L bearing case and the ball bearing 19 20 are removed using a plastic hammer so that the shaft 21 will not be damaged The ball bearing 20 is removed from the L bearing case 19 using a special puller Remove the snap ring 28 from the shaft assembly Remove the pad retainer assembly using a special tool Clamp the pad retainer 27 in a vise and remove the retainer bolt ...

Page 9: ...g 25 Using a snap ring tool remove the snap ring 3 Remove the valve pin sleeve and the O ring KS 7 4 5 together with the O ring KS 2 and the valve 6 7 Be careful not to lose the valve spring Remove the O ring KS 2 and the valve 6 7 from the valve pin sleeve and the O ring KS 7 4 5 Remove the O ring KS 7 5 out from the valve pin sleeve 4 Remove the O ring KS 2 6 from the valve 7 ...

Page 10: ... for wear or damage Use only recommended spare parts Apply oil lightly on each part Exchange damaged O rings Do not omit the O rings Apply grease general purpose grease Assemble the parts carefully in the reverse order from the disassembly Assemble the motor paying special attention to the required upper and lower clearance When assembly is finished check for loose screws etc Pour a few drops of a...

Page 11: ...4 410304 Spring pin 3 x 4 17 22621 Rotor When it is worn causing leaks or excessive vibration 18 22622 Vane When the width becomes 0 5 less than the original size 0 9 when the length becomes 0 25 less than the original size 22 19 22342 L bearing case When the bearing is loose or other damage is found 20 6300ZZ Ball bearing 6300ZZ When it has excessive play or is locked 21 22340 Shaft with head Whe...

Page 12: ...uk 3410 East 42nd Street Minneapolis MN 55406 3333 Phone 1 612 722 4260 Fax 1 612 722 3415 e mail sales ToolWarehouseInc com 3M Industrial Business Quality Direct abrasives Phone 1 800 362 3550 USA only 3M Industrial Business Customer Response Center 900 Bush Avenue Building 21 1W 10 St Paul MN 55106 Phone 1 866 279 1235 www 3M com abrasives 3M 2007 12 3M 2008 ...

Page 13: ...13 ...

Page 14: ...tated in the operating manual to be entitled to warranty coverage 3M shall have no obligation to repair or replace any tool or part that fails due to normal wear inadequate or improper maintenance inadequate cleaning non lubrication improper operating environment improper utilities operator error or misuse alteration or modification mishandling lack of reasonable care or due to any accidental caus...

Page 15: ...as Creator deZinnia Spec 34 8701 9414 8 Structure NA Inks Black Date 09 23 08 This artwork has been created as requested by 3M 3M is responsible for the artwork AS APPROVED and assumes full responsibility for its correctness ...

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