www.mkdiamond.com Revision 101 MK-1503SS OWNER'S MANUAL OPERATING INSTRUCTIONS 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.
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. This owners manual contains information necessary to operate and maintain your MK-1503SS safely and correctly.
TABLE OF CONTENTS SAFETY Safety Messages Damage Prevention Message General Safety Precautions California Proposition 65 Message Hazard Symbols Electrical Requirement and Grounding Instruction Product Specifications UNPACKING, TRANSPORT and ASSEMBLY Unpacking Contents Assembly 4 4 6 6 7 8-10 11 12 12 13 SETUP, OPERATION and CLEANUP Setup Operation Cleanup 14-15 16 17 MAINTENANCE AND TROUBLESHOOTING Maintenance 17-19 THEORY Theory Of Polishing Pads 20 ACCESSORIES ORDERING and RETURN INSTRUCTIONS Acces
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. SAFETY MESSAGES A safety message alerts you to potential hazards that could hurt you or others. Each safety message is preceded by a safety alert symbol ( ) and one of three words: DANGER, WARNING, or CAUTION.
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. USE THE RIGHT TOOL DO NOT force a tool or an attachment, to do a job that it was not designed to do. USE THE PROPER EXTENSION CORD If using an extension cord make sure it is in good condition first.
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. CHECK FOR DAMAGED PARTS Before using a power tool, check for damaged part.
MK-1503SS SAFETY Hazard Symbols n 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. Never operate the motor with covers, shrouds, or guards removed. (( )) OVER SPEED NEVER tamper with the governor components or settings to increase the maximum speed.
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 current to reduce the risk of electric shock. This tool is equipped with an electric cord having an equipment-grounding conductor and a grounding plug.
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. When using an extension cord, the GFCI in the power cord and extension cord connections need to be kept dry and off the ground.
MK-1503SS SAFETY WARNING Use only extensions cords that are intended for outdoor use. These extension cords are identified by a marking “Acceptable for use with outdoor appliances; store indoors while not in use.” Use only extension cords having an electrical rating not less than the rating of the product. Do not use damaged extension cords. Examine extension cords before using and replace if damaged. Do not abuse extension cords and do not yank on any cord to disconnect.
MK-1503SS SAFETY PRODUCT SPECIFICATIONS The MK-1503SS is a versatile Wet Stone Polisher. Operated and used according to this manual, the MK-1503SS will provide years of dependable service. General Description The MK-1503SS Wet Stone Polisher is engineered as a handheld Wet Stone Polisher. The polisher is designed with a powerful 120V motor in a rugged plastic housing.
MK-1503SS UNPACKING UNPACKING Your MK-1503SS Wet Stone Polisher has been shipped from the factory thoroughly inspected. Only minimal assembly is required. CONTENTS NOTE: The contents of your container will vary depending on if you purchased the standard unit or the Kit.
MK-1503SS ASSEMBLY Handle You have a choice of using a straight Handle or D-Handle. (A) Place D-Handle on polisher and insert bolt. NOTE: (B) Tighten bolts on both sides. (C) Or install the straight handle by rotating clockwise to tighten. It may be installed on left or right side. The D-Handle and the motor cover cannot be used at the same time. Shroud (A) Place Shroud on polisher with the lever clamp open. Motor Cover (B) Use the adjusting screw to open the collar to the correct size.
MK-1503SS SETUP Pre-start Inspection Prior to beginning work, a pre-start inspection of the polisher should be performed. (A) Verify the ON/OFF Switch is in the OFF position. NOTE: (B) Inspect for missing or damaged components. (C) Test and reset the GFCI. If it does not test and reset properly, replace immediately. The indicator light on the GFCI should glow red. The red light should go out when the TEST button is pressed. This indicates that the GFCI is functioning properly.
MK-1503SS (D) Verify the Cooling Flow Control Valve is closed. SETUP (E) Connect Cooling Supply Line to 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). (A) Align the Velcro Polishing Disc to the Backer Pad. Press disc evenly and firmly onto the Backer Pad. (B) Verify the Polishing Disc is centered on the Backer Pad and the Cooling Ports are not covered.
MK-1503SS OPERATION Polishing Operation NOTE: Smoothing of the surface during the use of the coarse polishing discs will determine the quality of the finish that is achieved. (A) Place the ON/OFF Switch in the ON position. (D) After working the area, shut the water supply off. NOTE: (B) Adjust water flow (excessive water flow can result in internal electrical problems). (C) Using the coarse grit disc, remove all rough scratches and cut marks. (E) Place the ON/OFF Switch in the OFF position.
MK-1503SS NOTE: MAINTENANCE 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. Cleaning (A) Clean using a damp cloth. Dry when finished cleaning. Motor Brush Change-Out (A) Using a flat blade screwdriver remove the Motor Brush Housing cover. (B) Remove the Motor Brush Assembly.
MK-1503SS NOTE: MAINTENANCE When performing Steps E and F, ensure the Motor Brush Assembly remains correctly seated at all times. (D) Insert the new Motor Brush Assembly. (E) Using a flat blade screwdriver install the Motor Brush Housing cover. (F) Repeat Steps A through E for second Motor Brush Assembly. Loss of Cooling Flow (A) Verify the Water Flow Control Valve is open. (B) Ensure the Water Supply Line is connected properly.
MK-1503SS (D) Check power source voltage is 120V, if it is not 120v – move to another circuit. MAINTENANCE (E) Inspect the Motor Brushes.
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 material being polished with minimal effort. When used correctly, these pads provide a clear advantage over all other polishing methods.
MK-1503SS ACCESSORIES ITEM NUMBER ACCESSORIES DESCRIPTION 1 Various, see Catalog or visit our web site at: Polishing Discs www.mkdiamond.com or call 800.421.5830 2 Various, see Catalog or visit our web site at: PVA Dry Grinding Discs www.mkdiamond.com or call 800.421.5830 3 Various, see Catalog or visit our web site at: MK-404PW Cup Wheel www.mkdiamond.com or call 800.421.5830 4 Various, see Catalog or visit our web site at: Diamond Cup Wheels www.mkdiamond.com or call 800.421.
MK-1503SS Item 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 REPLACEMENT PARTS Description ARBOR SHAFT HOSE JOINT BEARING CASE OIL SEAL WASHER BEARING 6201-2RS HANDLE SCREW O-RING BEARING CAP HELICAL GEAR BEARING 607-2Z GEARBOX RETAINING RING SCREW M4 X 10 CENTER PLATE BEARING 6001-2RS KNOB MOTOR HOUSING FIELD COIL ARMATURE LEVER BEARING SLEEVE SWITCH END CASE CODE DOME SCREW ST4.0 X 15 - F - H SCREW ST4.
MK-1503SS 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.
MK-1503SS OWNERS MANUAL & OPERATING INSTRUCTIONS MK Diamond Products, Inc. 1315 Storm Parkway Torrance, CA 90501 Toll-Free: (800) 421-5830 Phone: (310) 539-5221 Fax: (310) 539-5158 www.mkdiamond.
