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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: 

8" Random Orbital Polisher is ideal for buffing and polishing of materials using cleaning and polishing accessories.

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 tool will maximize performance.

• Employer's Responsibility  – Provide 8" Random Orbital Polisher operators with safety instructions and training for safe use of tool and accessories.

Accessory Selection:

• Abrasive/accessory RPM (speed) rating MUST be approved for AT LEAST the tool RPM rating.
• Before mounting an accessory, inspect for defects. Do not use defective accessories.
• Do not use grinding wheels or cut-off wheels.
• Use only recommended accessories. See back page of manual and Dynabrade catalog.
• Follow tool specifications before choosing size and type of accessory.
• Only use recommended fittings and air line sizes. Air supply hoses and air hose assemblies must have a minimum working pressure rating of 150 PSIG

(10 Bars, g) or 150 percent of the maximum pressure produced in the system, whichever is higher. (See tool Machine Specifications table.)

Parts Page Reorder No. APD08•04

Effective July, 2008

8" Random Orbital Polisher

Air Tool Manual – Safety, Operation and Maintenance

Models:

10787 – 2,500 RPM, 5/8"- 11 Spindle
10788 – 2,500 RPM, M14 x 2 Spindle

SAFETY LEGEND

WARNING

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

Practice safety requirements. Work alert,

have proper attire, and do not operate tools under

the influence of alcohol or drugs.

WARNING

Ear protection to be worn when exposure to sound,

exceeds the limits of applicable Federal, State or

local statues, ordinances and/or regulations.

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.

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 Safety 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.

SAVE THIS DOCUMENT, EDUCATE ALL PERSONNEL

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.

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

AUTOMOTIVE

3/4" Dia.

Random Orbit

Rotary

Motion 

Summary of Contents for 10787

Page 1: ... 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 Practice safety requirements Work alert have proper attire and do not operate tools under the influence of alcohol or drugs WARNING Ear protection to be worn when exposure to sound exceeds the limits o...

Page 2: ... 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 8 Random Orbital Polisher must be started at a reduced speed to check for good balance Gradually increase tool speed DO NOT USE if tool vibration is excessive Correct cause and retest to insure safe operation Release the throttle ...

Page 3: ... 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 prior to initial use Visually inspect air hoses and fittings for frays visible damage and signs of deterioration Replace damaged or worn components Refer to Dynabrade s Warning Safety Op...

Page 4: ...linder 41 18572 Pin 42 18573 Rear Bearing Plate 43 18567 Retaining Ring 44 18574 O Ring 45 18576 Gasket 46 18577 Spacer 47 18578 Gasket 48 18579 Valve Housing 49 18559 Washer 4 50 18580 Screw 4 51 18601 Grip 52 18581 Valve Stem 53 18582 Safety Throttle Lever 54 18583 Pin 55 18584 Valve Seat 56 18585 Valve Pin 57 18586 Valve 58 18587 Valve Spring 59 18588 Gasket 60 18589 Exhaust Retainer 61 18592 E...

Page 5: ...n strike the flat side of the separator against the table of the arbor press several times The 18568 Bearing will slide out of the 18569 Front Bearing Plate 10 Use a 3 16 dia flat end drive punch as a press tool and the arbor press to push the 18594 Pinion Gear out of the 18568 Bearing 11 Use a 3 16 dia flat end drive punch as a press tool and the arbor press to push the 18595 Rotor out of the fro...

Page 6: ...ce the threaded portion of the spindle on the tool plate of the arbor press and use the raised center portion of the 96240 Bearing Press Tool to press the 18555 Bearing onto the spindle 9 Install the 18554 Spacer into the 18552 Housing so that the raised outer portion of the spacer will be against the outer race of the 18555 Bearing 10 Orient the air bleed notch of the spindle cap toward the throt...

Page 7: ...Side Cap 1 X 27 18593 Bevel Gear 1 X 28 18557 Wave Washer 1 L 29 18556 Retaining Ring 1 D 30 18555 Bearing 3 T 31 18554 Spacer 1 X 32 18552 Housing 1 X 33 18553 Handle 1 X 34 18551 Plug 1 X 35 18594 Pinion Gear 1 X 36 18568 Bearing 1 T 37 18569 Front Bearing Plate 1 X 38 18570 Blade 4 pkg 4 T 39 18595 Rotor 1 X 40 18571 Cylinder 1 X 41 18572 Pin 1 X 42 18573 Rear Bearing Plate 1 X 43 18567 Retaini...

Page 8: ...d less down time 95842 1pt 473 ml 95843 1gal 3 8 L Note Not Shown Mentioned In Assembly Disassembly Instructions 96242 Bearing Press Tool 96232 2 Arbor Press 96346 2 Bearing Separator 96213 Bearing Removal Tool 96240 Bearing Press Tool 96231 Tool Plate 95331 4mm Hex Optional Accessories Special Repair Tools 95542 Grease 10 oz Multi purpose grease for all types of bearings cams gears High film stre...

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