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Parts Page Reorder No. PD11•26

Supersedes PD10•04

Effective July, 2011

.4 hp Die Grinder

Ergo-Grip - Rear Exhaust

Air Tool Manual – Safety, Operation and Maintenance

WARNING

Read and understand tool manual before

work starts to reduce risk of injury to

operator, visitors, and tool.

WARNING

Eye protection must be worn 
at all times, eye protection to 

conform to ANSI Z87.1.

WARNING

Respiratory protection to be used when

exposed to contaminants that exceed the

applicable threshold limit values required by law.

WARNING

Air line hazard, pressurized supply lines and flexible

hoses can cause serious injury. Do not use damaged,

frayed or deteriorated air hoses and fittings.

SAVE THIS DOCUMENT, EDUCATE ALL PERSONNEL

SAFETY LEGEND

WARNING

WARNING

Ear protection to be worn when exposure to sound,

exceeds the limits of applicable Federal, State or

local statues, ordinances and/or regulations.

Read and understand this tool manual before operating your air tool. Follow all safety rules for the protection of operating personnel
as well as adjacent areas. Always operate, inspect and maintain this tool in accordance with the American National Standards
Institute (ANSI) Safety Code for Portable Air Tools – B186.1. For additional safety information, refer to Safety Requirements for the
Use, Care and Protection of Abrasive Wheels – ANSI B7.1, Code of Federal Regulation – CFR 29 Part 1910, European Committee for
Standards (EN) Hand Held Non-Electric Power Tools – Safety Requirements and applicable State and Local Regulations.

WARNING

Some dust created by sanding, grinding, drilling, and other construction activities contain chemicals known to cause cancer, birth defects
or other reproductive harm. Some examples of these chemicals are:

Lead from lead-based paints

Crystalline silica from bricks and cement and other masonry products

Arsenic and chromium from chemically treated lumber

Your risk from these exposures varies, depending on how often you do this type of work. To reduce your exposure to these chemicals: work in a well
ventilated area, and work with approved safety equipment, such as those dust masks that are specially designed to filter out microscopic particles.

WARNING

Practice safety requirements. Work alert,

have proper attire, and do not operate tools under

the influence of alcohol or drugs.

FIND THE MOST CURRENT OFFERING OF SUPPORT DOCUMENTS AND ACCESSORIES AT WWW.DYNABRADE.COM

SAFETY INSTRUCTIONS

Carefully Read all instructions before operating or servicing any Dynabrade

®

Abrasive Power Tool. Products offered by Dynabrade are not to be

modified, converted or otherwise altered from the original design.

Tool Intent: 

.4 hp Die Grinder is ideal for deburring, deflashing, surface preparation, cleaning and finishing using the proper abrasive stones, abrasive

mounted wheels, molded abrasives, and carbide burrs. 

Do Not use tool for anything other than its intended applications.

This power tool is not intended for use in potentially explosive atmospheres and is not insulated against contact with electrical power.

Training: 

Proper care, maintenance, and storage of your air tools will maximize their performance.

• Employer's Responsibility  – Provide .4 hp Die Grinder operators with safety instructions and training for safe use of tools and accessories.

(continued on next page)

Model 48327

Model

RPM

Collet Style

Muffler

Insert Size

48201

25,000

3 Piece

Extended

1/4" & 6 mm

48203

30,000

3 Piece

Extended

1/4" & 6 mm

48325

25,000

3 Piece

Standard

1/4" & 6 mm

48327

30,000

3 Piece

Standard

1/4" & 6 mm

48341

30,000

3 Piece

Overhose

1/8" & 3 mm

48345

30,000

4 Piece

Standard

1/8" & 3 mm

48350

35,000

3 Piece

Extended

1/8" & 3 mm

48355

35,000

3 Piece

Extended

1/4" & 6 mm

48360

20,000

3 Piece

Standard

1/4" & 6 mm

48365

20,000

4 Piece

Standard

1/8" & 3 mm

48370

25,000

4 Piece

Standard

1/8" & 3 mm

Summary of Contents for 48201

Page 1: ...ement and other masonry products Arsenic and chromium from chemically treated lumber Your risk from these exposures varies depending on how often you do this type of work To reduce your exposure to these chemicals work in a well ventilated area and work with approved safety equipment such as those dust masks that are specially designed to filter out microscopic particles WARNING Practice safety re...

Page 2: ... Connect air tool to power source Be careful NOT to depress throttle lever in the process Do not expose air tool to inlet pressure above 90 PSIG or 6 2 Bars Caution After installing the accessory before testing or use and or after assembling tool the 4 hp Die Grinder must be started at a reduced speed to check for good balance Gradually increase tool speed DO NOT USE if tool vibration is excessive...

Page 3: ... nicked Check accessory speed rating Rating on accessory must be greater than the tool speed marked on the housing If accessory breakage occurs investigate to determine the cause and correct before issuing tool for work Mineral spirits are recommended when cleaning the tool and parts Do not clean tool or parts with any solvents or oils containing acids esters ketones chlorinated hydrocarbons or ni...

Page 4: ...48201 45210 Model 48203 45201 Model 48325 45202 Model 48327 45217 Model 48341 45218 Model 48345 45219 Model 48350 45220 Model 48355 45221 Model 48360 45231 Model 48365 09707 Model 48370 32 01464 Seal 2 33 58365 Tip Valve 34 01468 Spring 35 01564 Air Control Ring 36 95711 Retaining Ring 37 01486 Felt Silencer 4 38 96065 O Ring 39 01446 Air Deflector 40 95620 Retaining Ring 41 01578 Inlet Adapter As...

Page 5: ...rt the Tear Drop End of the 96402 Special Repair Tool into the air inlet of the housing Place the hex end of the special repair tool in a vise with aluminum or bronze jaws so that the housing is pointing up Fig 2 3 Use the 50971 Lock Ring Tool to remove the rear exhaust cover Fig 4 Turn counterclockwise FOR MODELS WITH GOVERNORS 48201 48203 48325 48327 48341 48345 48360 48365 and 48370 4 Carefully...

Page 6: ... be serviced to correct the cause before use Loctite is a registered trademark of Loctite Corp 6 Lifetime Warranty All Dynabrade portable pneumatic power tools are rigorously inspected and performance tested in our factory before shipping to our customers If a Dynabrade tool develops a performance problem and an inherent defect is found during normal use and service Dynabrade will warrant this too...

Page 7: ...the use of this tool Parts Common to all Models Index Part Description Number High Wear Medium Wear Low Wear Non Wear Number Required 100 70 30 10 1 01484 Collet Cap 1 X 2 See Note Collet Insert 1 X 3 01435 Collet Body 1 X 4 51098 Collet Nut 1 X 5 51107 Collet Cap 1 X 6 51105 Collet Body 1 X 7 01489 Rear Exhaust Cover 1 X 8 01547 Collar 1 X 9 01580 Felt Seal 1 T R 10 02649 Bearing 1 T R 11 54551 S...

Page 8: ...g design Plug has ported design to prevent starving of the air tool Part No 95675 Lock Ring Wrench Has a 3 8 square socket for use with 3 8 drive breaker bar ratchet head or torque wrenches Part No 50971 Bearing Separator Use the separator to remove gears and bearings Part No 96346 Press Tool Used to install bearings Part No 96242 FIND THE MOST CURRENT OFFERING OF SUPPORT DOCUMENTS AND ACCESSORIES...

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