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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 without expressed written consent from Dynabrade, Inc.

Tool Intent: 

Vacuum Disc Sander is ideal for coatings removal in non-ferrous metal and non-spark applications.

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 Vacuum Disc Sander operators with safety instructions and training for safe use of tools and accessories.

Accessory Selection:

• Use only 2" Locking-Type Sanding Discs.
• Abrasive/accessory RPM (speed) rating MUST be approved for AT LEAST the tool RPM rating.
• Before mounting an accessory, visually inspect for defects. Do not use defective accessories.
• Mount only recommended accessories. Reference Dynabrade catalog and this tool manual.
• DO NOT USE-grinding wheels or cut-off wheels.

Parts Page Reorder No. PD08•33

Effective July, 2008

2" Dia. Vacuum Disc Sanders

Air Tool Manual – Safety, Operation and Maintenance

51235 –

25,000 RPM, Self-Generated Vacuum
1" O.D. Port
2" (51mm) Discs Maximum

51236 –

25,000 RPM, Central Vacuum
1-1/4" I.D. Threaded Hose Cuff
2" (51mm) Discs Maximum

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 @ WWW.DYNABRADE.COM

Model 51236 Shown

Buy parts on line at https://Dynashop.co.uk/ for all things Dynabrade

Buy parts on line at https://Dynashop.co.uk/ for all things Dynabrade

Summary of Contents for 51235

Page 1: ...w 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 t...

Page 2: ...increase tool speed DO NOT USE if tool vibration is excessive Correct cause and retest to insure safe operation Test tool at its free speed RPM in a protected area for at least one minute before applying the tool to the work Release throttle lever when air supply is interrupted Make sure that work area is uncluttered and visitors are at a safe range from the tools and debris Air tools are not inte...

Page 3: ...O NOT clean or maintain tools with chemicals that have a low flash point example WD 40 A Motor Tune Up Kit P N 96049 is available which includes high wear and medium wear motor parts Air tool labels must be kept legible at all times if not reorder label s and replace User is responsible for maintaining specification information i e Model S N and RPM See Assembly Breakdown Blow air supply hose out ...

Page 4: ... 01462 Safety Lock Lever 38 12132 Pin 39 96584 Vac Hose Gray Non Conductive 31938 Vac Hose Black Conductive 40 95438 O Ring 41 95711 Retaining Ring 42 95601 Hose Cuff Gray Non Conductive 43 94532 Vacuum Adapter 44 95375 O Ring 45 94526 Spacer 46 94523 Inlet Adapter 47 94521 Muffler Base 48 94528 Silencer 49 97161 Vacuum Hose Retainer 50 94522 Muffler Cap 51 31907 Vac Hose Cuff 1 1 4 52 94519 Muffl...

Page 5: ...p 02649 Bearing into plate 4 Install bearing bearing plate assembly onto rotor 5 Tighten 50133 Adapter onto rotor torque to 17 N m 150 in lbs 6 Check clearance between rotor and bearing plate by using a 001 feeler gauge Clearance should be at 001 to 0015 Adjust clearance by repeating steps 1 5 with different shim if necessary 7 Once proper rotor gap clearance is achieved install well lubricated 01...

Page 6: ...blades resulting in limited efficiency and power Our warranty obligation is contingent upon proper use of our tools and cannot apply to equipment which has been subjected to misuse such as unclean air wet air or a lack of lubrication during the use of this tool Loctite is a registered trademark of Loctite Corp Lifetime Warranty All Dynabrade portable pneumatic power tools are rigorously inspected ...

Page 7: ...Bearing Plate 1 X 25 02696 Bearing 1 T 26 02679 Shield 1 T 27 See Note Housing 1 X 28 01469 Speed Regulator Assy 1 T 29 01024 O Ring 1 D 30 95730 O Ring 1 D 31 01464 Seal 1 T 32 01472 Tip Valve 1 T 33 01468 Spring 1 T 34 01564 Air Control Ring 1 L 35 95558 Retaining Ring 1 T 36 01449 Valve Stem 1 T 37 01462 Throttle Lever 1 X 38 12132 Pin 1 T 39 See Note Vac Hose 1 X 40 95438 O Ring 1 D 41 95711 R...

Page 8: ... no matter how the tool is held 94300 1 4 NPT 52296 Repair Collar Specially designed collar for use in vise to prevent damage to valve body of tool during disassembly assembly Portable Vacuum Systems Dynabrade offers a wide assortment of vacuuming options to choose from To help make your selection please request the most current portable vacuum systems literature form your local representative or ...

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