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- Page 1 MANUAL ® Alpha Variable Speed Wet Polisher Instruction Manual Model No.: VSP-230 WARNING: To reduce the risk of injury, user must read and understand instruction manual! 103 Bauer Drive, Oakland, NJ 07436 • 800-648-7229 • Fax: 800-286-0114 www.alpha-tools.com...
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Page 2: Table Of Contents
Specifi c Safety Rules .................. 8 Use Proper Extension Cords ..............9 Grounding Instructions ................9 Additional Precautions for using the VSP-230 .......... 10 Laws and Regulations Of Noise Levels .............11 VSP-230 Variable Speed Wet Polisher Operation ........... 12 Main Connection ..................12 Switching On and Off ................ -
Page 3: Vsp-230 Overview
VSP-230 OVERVIEW Speed Adjuster Power Switch “C” Handle Band Clamp Water Valve In-line GFCI Center Water Feed Water Line Splash Guard Garden Hose Adapter Figure-1 SPECIFICATIONS Working Power Supply ........... Single-phase AC, 50/60 Hz Voltage ................230V Plug Type ............... C (230V) Amperage ............... -
Page 4: Accessories
ACCESSORIES Figure-2 COMPONENTS: Side Handle (Part No. 210074) Wrench (Part No. 210073) Band Clamp (Part No. 210088) Splash Guard (Part No. 210089) Spare Set of Carbon Brushes (Part No. 210083) -
Page 5: Introduction
INTRODUCTION ® Thank you for purchasing the Alpha Wet Polisher. Please read this instruction manual thoroughly to ensure safety and correct use of the polisher. Keep this manual in a place where operators can access it easily whenever necessary. ABOUT THE SYMBOLS According to the hazard level, all safety notes in this manual are classifi... -
Page 6: General Safety Rules
CAUTION! The following are important notes for products, operation, and maintenance applicable to this polisher. GENERAL SAFETY RULES WORK AREA • Keep your work area clean and well lit. Cluttered benches and dark areas invite accidents. • Do not operate power tools in explosive atmospheres, such as in the presence of fl... -
Page 7: Tool Use And Care
• Remove adjusting keys or wrenches before turning the tool on. A wrench or a key that is left attached to a rotating part of the tool may result in personal injury. • Do not overreach. Keep proper footing and balance at all times. Proper footing and balance enables better control of the tool in unexpected situations. -
Page 8: Specifi C Safety Rules
SPECIFIC SAFETY RULES • Accessories must be rated for at least the speed recommended on the tool warning label. Wheels and other accessories running over rated speed can fl y apart and cause injury. • Hold tool by insulated gripping surfaces when performing an operation where the cutting tool may contact hidden wiring or its own cord. -
Page 9: Use Proper Extension Cords
USE PROPER EXTENSION CORDS Use only three-wire extension cords that have three-prong grounding-type plugs and three-pole receptacles that accept the tool’s plug. Make sure your extension cord is in good condition. Replace or repair damaged or worn cord immediately. When using an extension cord, be sure to use one heavy enough to carry the current your product will draw. -
Page 10: Additional Precautions For Using The Vsp-230
Stop using the polisher immediately when noticing any malfunctions or any suspicious abnormal noises. ® Turn the power switch OFF and contact your dealer or Alpha Professional Tools repair. Handle the polisher with care. If you accidentally drop the polisher, do not use it until checking that it is not cracked, deformed, or damaged in any way. -
Page 11: Laws And Regulations Of Noise Levels
11. Observe any suspicious abnormal noises when a polishing disc is attached for the fi rst time and polisher is turned ON. It may cause bodily injury if the polishing disc fl ies off. 12. Do not touch the polishing disc while spinning. The polishing disc spins very fast and you may hurt yourself. -
Page 12: Vsp-230 Variable Speed Wet Polisher Operation
VSP-230 VARIABLE SPEED WET POLISHER OPERATION CAUTION! Always be sure that the tool is switched off and unplugged before adjusting or checking function on tool. MAIN CONNECTION Connect only to single-phase AC current supply and only to the main voltage specifi ed on the rating plate. -
Page 13: Ground Fault Circuit Interrupter (Gfci)
A Ground Fault Circuit Interrupter is built in-line with the power supply cord to protect the operator from electric shock. 1. GFCI Information. – Alpha ® Wet Polisher is provided with an in-line GFCI as a standard accessory for your safety, and to prevent possible electric shocks. It is strongly advised to test the GFCI on a regular basis. -
Page 14: Testing In-Line Gfci Unit
TESTING IN-LINE GFCI UNIT (Before Each Use Of The Polisher) 1. Connect polisher to a single phase AC power supply. 2. Verify that the indicator lens shows red (indicating output voltage). 3. Press the test button to verify that the red in the indicator lens disappears. 4. -
Page 15: Speed Pot Feedback Sensor
SPEED POT FEEDBACK SENSOR This polisher is equipped with a Closed Loop Feedback sensor that is attached to the speed pot. When a load is applied to the tool, the sensor will re-adjust the RPM to maintain a constant speed. WATER CONTROL VALVE CAUTION! Adjust the water fl... -
Page 16: Side Handle Installation
SIDE HANDLE INSTALLATION CAUTION! During the use of Alpha ® Core Bits and Profi lers, use of the center handle is recommended. The center handle will allow the operator to have better control and ease of operation during these applications. -
Page 17: Customizing Splash Guard
Figure 15. Figure-15 RECOMMENDED HEIGHTS: Profiling: ® When using Alpha Profilers the splash guard can be used at its full height. Full height Figure-16 Polishing: When polishing, you may cut the splash guard at one of the grooved lines for easier access to the workpiece. -
Page 18: Splash Guard Installation
SPLASH GUARD INSTALLATION CAUTION! The splash guard should be used to prevent the water and Groove dust from going inside the tool. Failure to do so can shorten the life of your tool and void the limited warranty. Install the rubber splash guard into the tool so that the lip on the splash guard fi... -
Page 19: Profi Ler And Other Approved Spindle Attachments
Do not leave threaded accessories on the spindle of the tool for extended periods of time, as this may result in making it diffi cult to remove these accessories. The VSP-230 polisher has a M14-2 center water-feed spindle thread. To attach a profi ler wheel or other ap-... -
Page 20: Maintenance
Preventive maintenance preformed by unauthorized personnel may result in misplacing of internal wires and/or components which voids the warranty and could cause serious hazards. We recommend that tool service and repairs not covered in the manual be ® preformed by an Alpha Repair Center. -
Page 21: Bearings And Gears
To minimize your tool’s down time and expensive tool repairs, it is recommended to send ® the tool back to an Alpha Repair Center after about 300 to 400 hours of operation or every second carbon brush set change. The bearings should be replaced and the gears should be checked. -
Page 22: Rear Cover Removal
REAR COVER REMOVAL Gently pull water tube away from holder. Figure-24 Release the tube from the holder. Figure-25 Unwrap 3 inches of the coiled harness. Figure-26 Remove the 2 screws from the valve bracket. Figure-27... - Page 23 Pull the valve assembly away from mount. Figure-28 Remove the rear case screw. Figure-29 Hold polisher with one hand and pull the rear case straight back with the other hand. NOTE: Do not twist case in a side to side motion when pulling back.
- Page 24 Carbon Brush Spring Carbon Brush Holder Carbon Brush Wire Figure-32 Lift the spring from the carbon brush and place on the side of the brush holder. Figure-33 10. Remove the carbon brush wire spade connector from the terminal post and then remove the carbon brush.
- Page 25 11. You can also remove the carbon brush by removing the screw and pulling the holder out with a pair of needle nose pliers. 12. With the carbon brush holder removed, you can check and clean the armature commutator. The commutator is the contact points that the carbon brushes ride on when the motor is running.
- Page 26 16. The commutator should be clean and shiny; if it is dull and black, you can clean it with a commutator cleaning stone. Clean Dirty Figure-38 Figure-39 17. To clean the commutator, press the commutator cleaning stone against the commutator and rotate the armature by turning the spindle shaft by hand.
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Page 27: Alpha ® Vsp-230 Schematic
® ALPHA VSP-230 SCHEMATIC Revised: 01/2008... -
Page 28: Alpha ® Vsp-230 Parts List
® ALPHA VSP-230 PARTS LIST DRAWING NO. PART NO. DESCRIPTION QUANTITY 210001 Screw M4x14 210002 Spring Washer 4 210003 Plain Washer 4 210004 Shower Bolt 210080 Output Shaft 230V (M14-2) 210006 Key 3x10 210090 Gear Case Cover 210008 Oil lip seal B16x28x7D... - Page 29 ® ALPHA VSP-230 PARTS LIST DRAWING NO. PART NO. DESCRIPTION QUANTITY 210035 O-Ring 21.2x1.8 210036 Ball Bearing 608 210081 Armature 230V 210038 Ball Bearing 607 210039 Rubber Bearing Seat 210040 Windshield 210041 Self-tapping screw 4.2x70 210082 Field Coil 230V 210101...
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Page 30: Services And Warranty Information
LOANER PROGRAM ® Loaner tools can be issued to temporarily replace a tool that is being returned to Alpha for repair. If more than one tool is being returned for repair, the number of loaner tools provided will be based on availability. -
Page 31: Alpha ® Tool Repair Service
Alpha Professional Tools warrants this product against defects in material and workmanship for a period of 180 days from the date of original retail purchase (proof of purchase required). If Alpha Professional Tools ® receives notice of such defects during the warranty period, our obligation assumed under this warranty is limited to the repair or replacement of parts, without charge. -
Page 32: Ec Declaration Of Conformity
Alpha Professional Tools warrants this product against defects in material and workmanship for a period of 180 days from the date of original retail purchase (proof of purchase required). If Alpha Professional Tools ® receives notice of such defects during the warranty period, our obligation assumed under this warranty is limited to the repair or replacement of parts, without charge. - Page 33 Q. What is the RPM of the VSP-230? A. This polisher is a variable speed polisher with an RPM range of 500 – 2,800. Q. What shall I do if my VSP-230 breaks down and I need to complete the job immediately? A.
- Page 34 Q. Can I use my VSP-230 as a wet cutting tool with a diamond blade? A. No. The VSP-230 only has a 2,800 no load RPM rating. This is not enough RPM for cutting applications with a diamond blade. It is unsafe to use the VSP-230 as a cutting tool.
- Page 35 Note: Serial & Model Number must be included for proper registration. (800) 648-7229 Register online at: www.alpha-tools.com/productregistration.aspx Mail or Fax to: Alpha Professional Tools ® 103 Bauer Drive, Oakland, NJ 07436 Fax: 800-286-0114 Photocopy of product registration form will be accepted.
- Page 36 103 Bauer Drive, Oakland, NJ 07436 • 800-648-7229 • Fax: 800-286-0114 www.alpha-tools.com Copyright © 2008 Alpha Professional Tools. All rights reserved. Assembled in China Revised: 09/2008...
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