MK-1503SS OWNER'S MANUAL OPERATING INSTRUCTIONS Revision 101 06.2011 Manual Part# 169263 Caution: Read all safety and operating instructions before using this equipment. This parts list MUST accompany the equipment at all times.
Page 2
INTRODUCTION Congratulations on your purchase of a MK-1503SS Wet Stone Polisher. We are certain that you will be pleased with your purchase. MK Diamond takes pride in producing the finest construction power tools and diamond blades in the industry. Operated correctly, your MK-1503SS should provide you with years of service. In order to help you, we have included this manual.
MK-1503SS SAFETY Read and follow all safety, operating and maintenance instructions. Failure to read and follow these instructions could result in injury or death to you or others. Failure to read and follow these instructions could also result in damage and/or reduced equipment life.
Page 5
MK-1503SS SAFETY MAKE THE WORKSHOP KID PROOF Make the workshops kid proof by using padlocks, master switches or by removing starter keys. DO NOT FORCE THE TOOL A power tool will do a job better and safer operating at the rate for which it was designed.
MK-1503SS SAFETY USE RECOMMENDED ACCESSORIES Consult the owner’s manual for recommended accessories. Using improper accessories may increase the risk of personal or by-stander injury. NEVER STAND ON THE TOOL Serious injury could occur if a power tool is tipped, or if a cutting tool is unintentionally contacted.
MK-1503SS SAFETY HAZARD SYMBOLS ELECTRICAL SHOCK NEVER touch electrical wires or components while the engine is running. They can be sources of electrical shock which could cause severe injury or burns. ROTATING PARTS Keep hands, feet, hair, and clothing away from all moving parts to prevent injury.
MK-1503SS SAFETY ELECTRICAL REQUIREMENTS AND GROUNDING INSTRUCTIONS In order to prevent potential electrical shock and injury, the following electrical safety precautions and symbols should be followed at all times! WARNING In case of a malfunction or breakdown, grounding provides a path of least resistance for electric cur- rent to reduce the risk of electric shock.
Page 9
MK-1503SS SAFETY WARNING The polisher requires a Ground Fault Circuit Interrupter (GFCI). To reduce the risk of electrocution, keep all connections dry and off the ground. A GFCI is provided as an integral part of the power cord for the tool. Receptacles are available having built-in GFCI protectors and may be used with this equipment.
Page 10
Use of undersize extension cords result in low voltage to the motor that can result in motor burnout and premature failure. MK Diamond warns that equipment returned to us showing signs of being run in a low voltage condition, through the use of undersized extension cords will be repaired or replaced totally at the customers expense.
Weight 6 lbs. Polishing Pad Capacity The MK-1503SS uses a three (3), four (4), or five (5) inch (76, 102, or 127 mm) diameter, wet polish- ing pad. Tile Types The MK-1503SS can polish all variety of tile types including Porcelain, Terracotta, Marble, Quarry and...
The contents of your container will vary depending on if you purchased the standard unit or the Kit. In your container, you will find one (1) MK-1503SS, one (1) Handle, one (1) D-Handle, one (1) Motor Cover, two (2) Motor Cover Bolts, one (1) Shroud, two (2) Shaft Wrenches, one (1) Plastic Carrying Case, one (1) Owner's Manual and one (1) Warranty Card.
MK-1503SS ASSEMBLY Handle You have a choice of using a straight Handle or D-Handle. Place D-Handle on polisher and Tighten bolts on both sides. Or install the straight handle by insert bolt. rotating clockwise to tighten. It may be installed on left or right side.
Setup for Operation NOTE: 1. Velcro Backer Pads may be used for MK Diamond products such as diamond polishing discs, sandpaper discs, and felt buffing discs. Choose the correct Backer Pad for the job being performed; rubber Backer Pads for contours edges, and bullnose surfaces.
Page 15
MK-1503SS SETUP Verify the Cooling Flow Control Connect Cooling Supply Line to Valve is closed. a water supply. Pad Installation for Polishing NOTE: 1. Choose the correct Polishing Disc for the material to be polished (start with a 50, 120 or 220 coarse grit Pad).
MK-1503SS OPERATION Polishing Operation NOTE: Smoothing of the surface during the use of the coarse polishing discs will deter- mine the quality of the finish that is achieved. Place the ON/OFF Switch Adjust water flow Using the coarse grit disc, re- in the ON position.
MK-1503SS MAINTENANCE NOTE: For a mirror finish, make a paste of cerium oxide and water (or tin oxide and water) apply the paste to a felt wheel and run the wheel against the surface using only slight pressure. Once the paste dries, wash the surface with water and dry.
Page 18
MK-1503SS MAINTENANCE NOTE: When performing Steps E and F, ensure the Motor Brush Assembly remains correctly seated at all times. Insert the new Motor Brush Using a flat blade screw- Repeat Steps A through Assembly. driver install the Motor Brush E for second Motor Brush Housing cover.
Page 19
MK-1503SS MAINTENANCE Check power source voltage Inspect the Motor Brushes. is 120V, if it is not 120v – move to another circuit.
MK-1503SS THEORY Polishing pads are designed to achieve a monument quality finish on all straight or shaped surfaces. The unique design of the polishing pads allows for rapid and even surface removal rates of the mate- rial being polished with minimal effort. When used correctly, these pads provide a clear advantage over all other polishing methods.
MK-1503SS ACCESSORIES ACCESSORIES ITEM NUMBER DESCRIPTION PRODUCT Various, see Catalog or visit our web site at: Polishing Discs www.mkdiamond.com or call 800.421.5830 Various, see Catalog or visit our web site at: PVA Dry Grinding Discs www.mkdiamond.com or call 800.421.5830 Various, see Catalog or...
ORDERING & RETURN ORDERING INFORMATION You may order MK Diamond products through your local MK Diamond distributor or, you may order direct from MK Diamond. NOTE: There is a $25.00 minimum order when ordering direct from MK Diamond. All purchases must be made using VISA, MasterCard or American Express.