Dynabrade 52410 15000 RPM User's Manual
Contents
1. Cylinder so that the air inlet openings in the 01743 Bearing Plate will align with the air inlet opening in the cylinder Use the 96240 Bearing Press Tool and the 96232 Arbor Press to install the 02649 Bearing into the 01743 Bearing Plate Position the press tool so that it is resting against the outer race of the bearing when pressing the bearing into the bearing plate Use the opposite end of the 96240 Bearing Press tool to install the bearing plate assembly onto the 55025 Rotor Position the press tool so that it is resting against the inner race of the bearing when pressing the bearing plate assembly onto the rotor Important Press the assembly together only until the 01743 Bearing Plate comes in contact with the 01028 Cylinder This should create a snug fit between the bearing plates and the cylinder A loose fit will not achieve the proper preload of the motor bearings Install the air motor into the 01739 Housing continued on next page 3 Disassembly Assembly Instructions 3 Disc Sander continued 12 Carefully secure the 01739 Housing in vise with aluminum or bronze jaws Hold the back portion of the housing opposite the exhaust cover so as not to crush the housing 13 Install the 01744 Silencer into the exhaust cover 14 Apply a small amount of Loctite 567 to the threads of the 01739 Housing and using a 1 1 2 or an adjustable wrench install the exhaust cover Torque to 34 Nem 300 in Ibs 15 Install the 50187 3 Dynapad Moto2. Parts Page Reorder No PDO5 05 Effective January 2005 Supersedes PD0240 7Hp 7 Heavy Duty Gearless oe amie 3 Disc Sander 52411 18 000 RPM 52412 20 000 RPM Air Motor and Machine Parts Always operate inspect and maintain this tool in accordance with the Safety Code for portable air tools AW A a N N G ANSI B186 1 and any other applicable safety codes and regulations Please refer to Dynabrade s Warning Safety Operating Instructions for more complete safety information Index Key No Part Description 50187 3 Dynapad Exhaust Cover 01734 15 000 RPM 01738 18 000 RPM 01748 20 000 RPM 01744 Silencer 01708 Rotor Nut 01007 Bearing 01121 Shim 3 pkg 01008 Plate 50767 Guide Pin 2 01010 Spacer 01028 Cylinder 55025 Rotor 01185 Blade 4 pkg 01743 Bearing Plate 02649 Bearing 53163 Handle Assembly 01739 Motor Assembly 01437 Plug 01548 Gasket 01461 Lock Nut 01558 Collar Housing 01895 Model 52410 01896 Model 52411 01897 Model 52412 95558 Retaining Ring 01448 Throttle lever 01462 Safety Lock Lever 12132 Pin 01449 Valve Stem 95730 O Ring 01024 O Ring 01469 Speed Regulator Assy 01464 Seal 01472 Tip Valve 01468 Spring 01494 Inlet Bushing Oil O4 Air Lube Q Adhesive Ag Loctite 567 Q Torque Nem x 8 85 In Ibs See reverse side for Accessories and Important Operating Maintenance and Safety Instructions Important Operating Maintenance and Safety Instru
3. ctions Carefully read all instructions before operating or servicing any Dynabrade Abrasive Power Tool Warning Hand wrist and arm injury may result from repetitive work motion and overexposure to vibration Operating Instructions Warning Eye face sound respiratory and body protection must be worn while operating power tools Failure to do so may result in serious injury or death Follow safety procedures posted in workplace 1 With power source disconnected from tool securely fasten abrasive accessory on tool 2 Install air fitting into inlet bushing of tool Important Secure inlet bushing of tool with a wrench before attempting to install the air fitting to avoid damaging valve body housing 3 Connect power source to tool Be careful not to depress throttle lever in the process 4 Check tool speed with tachometer If tool is operating at a higher speed than the RPM marked on the tool or operating improperly the tool should be serviced to correct the cause before use 5 Air tools are not intended for use in explosive atmospheres and are not insulated for contact with electrical power sources Sanding Grinding certain materials can create explosive dust It is the employers responsibility to notify the user of acceptable dust levels Sanding Grinding can cause sparks which can cause fires or explosions It is the users responsibility to make sure the work area is free of flammable materials Maintenance Instructions 1 Check tool sp
4. dditional Specifications Air Inlet Thread 1 4 NPT Hose I D Size 3 8 or 10mm 2 Disassembly Assembly Instructions 3 Disc Sander 7 Hp 7 Gearless Front Exhaust Important The Manufacturer s warranty is void if the tool is disassembled before the warranty expires Notice All of the special repair tools referenced in these instructions can be ordered from Dynabrade Please refer to this parts page for the proper part identification Motor Disassembly 1 2 St eS 9 10 11 12 Disconnect the tool from the air supply Carefully secure the 01739 Housing in a vise with aluminum or bronze jaws Hold the back portion of the housing opposite the exhaust cover so as not to crush the housing Remove the 50187 3 Dynapad Use a 1 1 2 open end or an adjustable wrench to remove the exhaust cover by turning it counterclockwise and remove the 01744 Silencer Pull the air motor out of the 01739 Housing Remove the 01739 Housing from the vise Fasten the 96346 Bearing Separator around the portion of the 01028 Cylinder that is closest to the 01743 Bearing Plate Place the motor with the separator attached on the table of the 96232 Arbor Press and using a 3 16 dia flat end drive punch as a press tool push the rear stem of the 55025 Rotor out of the 02649 Bearing Use the 96213 Bearing Removal tool and the arbor press to remove the 02649 Bearing from the 01743 Bearing Plate Secure the vane slot portion of the 55025 Rotor in a
5. eed regularly with a tachometer If tool is operating at a higher speed than the RPM marked on the tool the tool should be serviced to correct the cause before use 2 Some silencers on air tools may clog with use Clean and replace as required 3 All Dynabrade Rotary Vane air motors should be lubricated Dynabrade recommends one drop of air lube per minute for each 20 SCFM example if the tool specifications state 40 SCFM set drip rate of your filter lubricator at 2 drops per minute Dynabrade Air Lube P N 95842 1 pt 473 ml is recommended 4 An Air Line Filter Regulator Lubricator must be used with this air tool to maintain all warranties Dynabrade recommends the following 11405 Air Line Filter Regulator Lubricator Provides accurate air pressure regulation two stage filtration of water contaminants and micro mist lubrication of pneumatic components Operates 40 SCFM 100 PSIG has 3 8 NPT female ports 5 Use only genuine Dynabrade replacement parts To reorder replacement parts specify the Model Serial and RPM of your machine 6 A Motor Tune Up Kit P N 96044 is available which includes assorted parts to help maintain motor in peek operating condition 7 Mineral spirits are recommended when cleaning the tool and parts Do not clean tool or parts with any solvents or oils containing acids esters keytones chlorinated hydrocarbons or nitro carbons 8 DO NOT clean or maintain air tools with chemicals that have a low flash
6. ol is designed to pass through the D of the bearing plate and push against the I D of the bearing 96240 Bearing Press Tool This tool is designed to safely press a bearing into a bearing plate and onto a shaft Visit Our Web Site www dynabrade com 96045 Motor Tune Up Kit Includes assorted parts to help maintain and repair motor 96232 2 Arbor Press e This arbor press is ideal for the disassembly and assembly of air motors 96346 Bearing Separator e Use the separator to remove gears and bearings Qs 95281 19mm open end T Email Customer Service Dynabrade com DYNABRADE DYNABRADE INC 8989 Sheridan Drive e Clarence NY 14031 1490 e Phone 716 631 0100 Fax 716 631 2073 e International Fax 716 631 2524 DYNABRADE EUROPE S ar I Zone Artisanale L 5485 Wormeldange Haut Luxembourg DYNABRADE INC 2005 Telephone 352 76 84941 e Fax 352 76 84 95 1 PRINTED IN USA
7. point example WD 40 Safety Instructions Products offered by Dynabrade should not be converted or otherwise altered from original design without expressed written consent from Dynabrade Inc e Important User of tool is responsible for following accepted safety codes such as those published by the American National Standards Institute ANSI e Operate machine for one minute before application to workpiece to determine if machine is working properly and safely before work begins e Always disconnect power supply before changing abrasive accessory or making machine adjustments e Inspect abrasives accessories for damage or defects prior to installation on tools e Please refer to Dynabrade s Warning Safety Operating Instructions Tag Reorder No 95903 for more complete safety information e Warning Hand wrist and arm injury may result from repetitive work motion and overexposure to vibration Notice All Dynabrade motors use the highest quality parts and metals available and are machined to exacting tolerances The failure of quality pneumatic motors can most often be traced to an unclean air supply or the lack of lubrication Air pressure easily forces dirt or water contained in the air supply into motor bearings causing early failure It often scores the cylinder walls and the rotor blades resulting in limited efficiency and power Our warranty obligation is contingent upon proper use of our tools and cannot apply to equipment which ha
8. r Assembly Complete Tool Assembly Complete Please allow 30 minutes for adhesives to cure before operating tool Throttle Lever Positioning 1 Secure the holding flats of the valve housing in a vise with aluminum or bronze jaws so that the 01739 Housing is pointing up 2 Slip the 01558 Collar down onto the valve housing to expose the 01461 Lock Nut 3 With a firm hold on the 01739 Housing use a 34mm or an adjustable wrench to turn the 01461 Lock Nut counterclockwise to loosen the 01739 Housing from the valve housing 4 Orient the throttle lever to the operators desired grip and positioning Note Allow for additional rotation of the 01739 Housing as the 01461 LocK Nut is tightened 5 With a firm hold on the 01739 Housing to reduce its rotation use a 34mm or an adjustable wrench to tighten the 01461 Lock Nut Torque to 45 Nem 400 in Ibs Loctite is a registered trademark of the Loctite Corp Optional Accessories Dynaswivel Swivels 360 at two locations which allows an air hose to drop straight to the floor no matter how the tool is held e 94300 1 4 NPT Composite e 95460 1 4 NPT Aluminum Dynabrade Air Lube e Formulated for pneumatic equipment e Absorbs up to 10 of its weight in water e Prevents rust and formation of sludge e Keeps pneumatic tools operating longer S with greater power and less down time E 95842 1pt 473 ml 95843 1 gal 3 8L 96213 Bearing Removal Tool e this to
9. s been subjected to misuse such as unclean air wet air or a lack of lubrication during the use of this tool Full One Year Warranty Following the reasonable assumption that any inherent defect which might prevail in a product will become apparent to the user within one year from the date of purchase all equipment of our manufacture is warranted against defects in workmanship and materials under normal use and service We shall repair or replace at our factory any equipment or part thereof which shall within one year after delivery to the original purchaser indicate upon our examination to have been defective Our obligation is contingent upon proper use of Dynabrade tools in accordance with factory recommendations instructions and safety prac tices It shall not apply to equipment which has been subject to misuse negligence accident or tampering in any way so as to affect its normal performance Normally wearable parts such as bearings sanding pads rotor blades etc are not covered under this warranty Model Motor Motor Sound Maximum Air Flow Air Pressure Spindle Weight Length Height Number HP W RPM Level CFM SCFM LPM PSIG Bars Thread Pound kg Inch mm Inch mm 52410 7 522 15 000 96 dB A 4 32 906 90 6 2 3 8 24 male 2 9 6 152 5 1 2 140 52411 7 522 18 000 95 dB A 5 35 991 90 6 2 3 8 24 male 2 9 6 152 5 1 2 140 52412 7 522 20 000 93 dB A 5 36 1 019 90 6 2 3 8 24 male 2 9 6 152 5 1 2 140 A
10. that the metal pin of the tip valve passes through the hole in the valve stem Place the smaller end of the 01468 Spring into the air inlet opening so that it fits onto the back of the 01472 Valve Stem Apply a small amount of the Loctite 567 or equivalent to the threads of the 01494 Inlet Bushing and install it into the valve housing Torque to 23 Nem 200 in Ibs Install the throttle lever and secure it in place with the 12132 Pin Hold the 01494 Inlet Bushing stationary with an adjustable wrench while installing the air fitting Valve Assembly Complete Motor Housing Assembly 1 Secure the vane slot portion of the 55025 Rotor in a vise with aluminum or bronze jaws so that the threaded stem of the rotor is pointing up Sole OY 11 Install the 01010 Spacer onto the rotor Select 003 08mm thickness in shims from the 01121 Shim Pack and install these into the 01008 Bearing Plate Install the 01007 Bearing into the 01008 Bearing Plate Slip this assembly down onto the 55025 Rotor and secure it in place with the 01708 Rotor Nut Torque to 17 Nem 150 in Ibs Check the rotor plate clearance with a 001 0 03 feeler gage The clearance should be 001 0015 0 03 0 04mm If the rotor plate clearance needs adjustment repeat steps 3 6 and shim as required Once the proper rotor plane clearance is achieved install the 01185 Blades 4 that have been lubricated with the 95842 Dynabrade Air Lube 10W NR or equivalent Install the 01028
11. vise with aluminum or bronze jaws so that the threaded stem of the rotor is pointing up Use an adjustable wrench to remove the 01708 Rotor Nut from the rotor by turning it counterclockwise Slip the 01008 Bearing Plate 01007 Bearing shims and 01010 Spacer from the rotor Motor Disassembly Complete Valve Disassembly So POY T Position the valve housing in a vise so that the air inlet is pointing up Hold the 01494 Inlet Bushing stationary with an adjustable wrench while removing the air fitting Use a wrench to remove the air inlet bushing from the valve housing Remove the 01468 Spring 01472 Tip Valve and 01464 Seal from the valve housing Use a 2 5mm drive punch to remove the 12132 Pin and the throttle lever from the valve housing Remove the 95558 Retaining Ring with retaining ring pliers Push the 01469 Speed Regulator Assembly out of the housing and remove the 01449 Valve Stem Valve Disassembly Complete Valve Assembly Important Clean and inspect all of the parts for wear before assembling 1 2 ee T 8 Install the 01469 Speed Regulator Assembly includes o rings into the valve housing and secure it in place with the 95558 Retaining Ring Insert the 01449 Valve Stem so that the hole in the valve stem is visible through the air inlet opening Install the 01464 Seal into the air inlet opening of the valve housing so that it lays flat Use a needle to install the 01472 Tip Valve into the air inlet opening so
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