3M MINI RANDOM ORBITAL SANDER Instruction Manual Download Page 5

3M™ 1 1/4 in Mini Random Orbital Sander 

Revision 040610

Safety Precautions

1. Read all instructions before using this tool. All operators 

must be fully trained in its use and aware of these safety 
rules.

2. The tool RPM should be checked on a regular basis to 

ensure proper operating speed.

3. Make sure the tool is disconnected from the air supply. 

Select a suitable abrasive and secure it to the disc pad. Be 
careful to center the abrasive on the disc pad.

4. Always wear required safety equipment when using this 

tool.

5. When sanding/buffing always start the tool on the 

workpiece. This will prevent gouging due to excess speed 
of the buff pad. Stop air flow to the tool as it is removed 
from the workpiece.

6. Always remove the air supply to the sander before fitting, 

adjusting or removing the abrasive or disc pad.

7. Always adopt a firm footing and grip and be aware of 

torque reaction developed by the sander.

8. Use only 3M approved spare parts.
9. Always ensure the material being sanded is firmly fixed to 

avoid movement.

10. Check hose and fittings regularly for wear. Do not carry 

the tool by its hose; always be careful to prevent the tool 
from being started when carrying the tool with the air 
supply connected.

11. Dust can be highly combustible.
12. If tool is serviced or rebuilt check to ensure that the 

maximum tool RPM is not exceeded and that there is no 
excessive tool vibration.

13. Do not exceed maximum recommended air pressure. 

Use safety equipment as recommended.

14. Prior to installing any sanding or polishing accessory, 

always check that its marked maximum operating speed 
is equal or higher than the rated speed of this tool.

15. The tool is not electrically insulated. Do not use where 

there is a possibility of contact with live electricity, gas 
pipes, and/or water pipes.

16. This tool is not protected against hazards inherent in 

grinding and cutting operations and no such accessories 
should ever be attached.

17. Take care to avoid entanglement with the moving parts 

of the tool with clothing, ties, hair, cleaning rags or loose 
hanging objects. If entangled, stop air supply immediately 
to avoid contact with moving tool parts.

18. Keep hands clear of the spinning pad during use.
19. If the tool appears to malfunction, remove from use 

immediately and arrange for service and repair.

20. Immediately release the start handle in the event of any 

disruption of pressure; do not attempt to re-start until the 
disruption has been corrected.

21. When tool is not in use, store in a clean dry environment 

free of debris.

22. Recycle or dispose of tool according to Local, State, and 

Federal Regulations.

Figure 1

Closed Loop Pipe System

Sloped in the direction of air flow

Drain Leg

Ball Valve

To Tool Station

Filter

Drain Valve

Regulator

Lubricator

Ball

Valve

Ball Valve

Air Flow

Air Dryer

Air Compressor

and Tank

Air Hose

To Coupler

at or near Tool

3M™ Disc Pads

3M Disc Pads are perfectly mated for use on the 3M Sander. 

Constructed from premium, industrial-quality materials, their 

durability and precise construction are the ideal complement to 

the performance of the 3M Sander. See Product Configuration/

Specifications table for the correct replacement pad for a 

particular model. The following chart is a sample of products 

offered.

See 3M ASD Accessory catalog 61-5002-8098-9 for additional 

Accessories.

1.  Disconnect air line from sander.
2.  Remove old disc pad from sander. Hold the sander spindle 

while turning the disc pad counter clockwise.

3.  After the old disc pad has been removed from the sander, 

inspect the threaded hole in the spindle to ensure that the 
threads are free of debris and undamaged.

4.  Secure the sander spindle by hand and tighten the new disc 

pad securely to the tool.

Removing and Mounting Disc Pad to Random 

Orbital Sander

Description

Part 

Number

Finesse-it™ Roloc™ Sanding Pad, Blue Vinyl 
Face, 1

1

/

4

 in.

02345

Stikit™ Roloc™ Disc Pad, 1

1

/

4

 x 

5

/

16 

in.

02727

Finesse-it™ Roloc™ Sanding Pad, Firm, 1

1

/

4

 in.

13442

Finesse-it™ Roloc™ Sanding Pad, Vinyl Face, 

Firm,

 

1

1

/

4

 in.

02511

Hookit™ II Roloc™ Disc Pad, 1

1

/

4

 dia.

02787

Hookit™ Roloc™ Disc Pad, 1

1

/

16

 x 

5

/

16 

in.

67415

Summary of Contents for MINI RANDOM ORBITAL SANDER

Page 1: ... Operators and other personnel must always wear protection for eyes ears and respiratory protection when in the work area or while operating this product Follow your employer s safety policy for PPE s and or ANSI Z87 1 or local national standards for eyewear and other personal protective equipment requirements Wear protective apparel taking into consideration the type of work being done Never exce...

Page 2: ...he flammable dust or fumes Refer to MSDS of material being worked as to potential for creating fire or explosion hazard To reduce the risks associated with hazardous dust ingestion or eye skin exposure Use appropriate respiratory and skin protection or local exhaust as stated in the MSDS of the material being worked on To reduce the risks associated with hazardous voltage Do not allow this tool to...

Page 3: ... RETAINING SLEEVE A0120 28130 1 17 LEVER A1873 28306 1 18 GRIP 2 in 20342 20342 1 18 GRIP 2 in 20343 20343 OPT 18 GRIP 3 in 20344 20344 OPT 19 MINI HOUSING A1872 28307 1 20 LEVER SPRING PIN A0031 28109 1 21 VALVE SLEEVE A0015 28102 1 22 INLET BUSHING ASSY A0013 28100 1 23 VALVE SPRING A0014 28101 1 24 VALVE A0007 28096 1 25 VALVE SEAT A0009 28098 1 26 VALVE STEM ASSY A0008 28097 1 27 9 0 mm x 1 5 ...

Page 4: ...t is recommended to use an approved 10 mm 3 8 in x 8 m 25 ft maximum length airline Connect the tool to the air supply as shown in Figure 1 Do not connect the tool to the airline system without an easily accessible air shut off valve It is strongly recommended that an air filter regulator and lubricator FRL be used as shown in Figure 1as this will supply clean lubricated air at the correct pressur...

Page 5: ...care to avoid entanglement with the moving parts of the tool with clothing ties hair cleaning rags or loose hanging objects If entangled stop air supply immediately to avoid contact with moving tool parts 18 Keep hands clear of the spinning pad during use 19 If the tool appears to malfunction remove from use immediately and arrange for service and repair 20 Immediately release the start handle in ...

Page 6: ...ser 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 nonlubrication improper operating environment improper util...

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