www.mkdiamond.com Revision 105 02.2013 Manual Part# 168146 Caution: Read all safety and operating instructions before using this equipment. This manual MUST accompany the equipment at all times.
INTRODUCTION Congratulations on your purchase of a MK-SDG-7. 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-SDG-7 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-SDG-7 safely and correctly.
TABLE OF CONTENTS SAFETY Safety Messages Safety Precaution California Proposition 65 Message General Safety Electrical Requirements and Grounding Requirements Safety Label Locations Product Specifications and Features ASSEMBLY Assembly Replace Cup Wheel Operation 4 4-6 7 8 9-10 11 12 13 13 14 EXPLODED VIEW and PART LISTS Exploded View & Parts List 16-18 ACCESSORIES ORDERING and RETURN INSTRUCTIONS Accessories Ordering Information Return Material Policy Packaging Instructions Authorized Service Centers
MK-SDG-7 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-SDG-7 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-SDG-7 SAFETY DISCONNECT TOOLS Power tools should always be disconnected before servicing or when changing accessories, such as blades, bits, cutters, and the like. ON / OFF ALWAYS place the power ON/OFF switch in the OFF position when the saw is not in use. USE RECOMMENDED ACCESSORIES Consult the owner’s manual for recommended accessories. Using improper accessories may increase the risk of personal or by-stander injury.
MK-SDG-7 SAFETY SILICA DUST WARNING Grinding/cutting/drilling of masonry, concrete, metal and other materials with silica in their composition may give off dust or mists containing crystalline silica. Silica is a basic component of sand, quartz, brick clay, granite and numerous other minerals and rocks. Repeated and/or substantial inhalation of airborne crystalline silica can cause serious or fatal respiratory diseases, including silicosis.
MK-SDG-7 SAFETY RULES FOR SAFE OPERATION DANGER Failure to follow instructions in this manual may lead to serious injury. This equipment is to be operated by trained and qualified personnel only. The following safety guidelines should always be used when operating the MK-SDG-7. GENERAL SAFETY • DO NOT operate or service this equipment before reading this entire manual. • This equipment should not be operated by persons under 18 years of age.
MK-SDG-7 SAFETY • Do not modify the plug provided – if it will not fit the outlet; have the proper outlet installed by a qualified electrician • Improper connections of the equipment-grounding conductor can result in a risk of electric shock. The equipment grounding conductor is the insulated conductor that has an outer surface that is green, with or without yellow stripes.
MK-SDG-7 SAFETY WARNING To reduce the risk of electrocution, keep all connections dry and off the ground. A Ground Fault Circuit Interrupter (GFCI) should be provided on the circuit(s) or outlet(s) to be used for this machine. Receptacles are available having built-in GFCI protections and may be used for this measure of safety. When using an extension cord, the GFCI should be installed closest to the power source, followed by the extension cord and lastly, the machine.
MK-SDG-7 SAFETY OPERATION & SAFETY DECALS The MK-SDG-7 is equipped with a number of safety decals provided for operator safety and maintenance information. Should any of these decals become unreadable, replacements can be obtained by calling (800) 421-5830. ! ! WARNING NOTICE Most Motor Problems are caused by improper voltage and extension cords. Cord should be one-piece and short as possible. Cord selection should match the following table.
MK-SDG-7 FEATURES & PRODUCT SPECIFICATIONS FEATURES • 120V/15 Amp motor, disc RPM of 3,500 • Constructed with sturdy heavy gauge steel • MK-IXL vacuum shroud for dust control • Shroud accommodates diamond cup wheels up to 7" in diameter • Attaches to traditional shop vacuum, reducing risk of respiratory problems • Lightweight portable size for use in small areas • Adjustable handlebar for operator comfort • Removable handlebars make it easy to store and to transport • Easy to maneuver by one person •
MK-SDG-7 ASSEMBLY ASSEMBLY Place the handle bar assembly into the base and screw the tri-knob in to hold it in place Place shroud on flange Tighten clamp with wing nut so it is firmly attached Attach the vacuum hose to the shroud and vacuum outlet port Installing/Replacing Cup Wheel Use a 15/16 wrench on the cup wheel bolt, and a 1” wrench on the hex shaft. Place the 1” wrench between the cup wheel and the dust shroud, as shown, until the wrench (open end) goes over the hex shaft.
MK-SDG-7 Operation operation Before Starting 1. Inspect area before grinding. Remove all debris that could damage diamond cup wheel or cause a hazardous situation. 2. Choose correct diamond wheel for the job condition. 3. Ensure grinding wheel mounting is clean and the retaining bolt is securely tightened. 4. Be sure the grinding wheel is positioned over the work area. Check the shroud and cup wheel are free of obstruction. Plug in grinder to suitable power source.
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MK-SDG-7 EXPLODED VIEW 16
MK-SDG-7 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 PARTS LIST Description WHEEL, FRONT 5" X 2" W CONCSAW GRIP, HANDLE, 3/4 X 4-3/4 NUT, 1/4 - 20 HEX CLAMP, 3/4 CUSHION LOOP SCREW, 1/4 -20 X 1/2 HEX HEAD COLLAR, SET, 3/4" MK-304CGI 7" CUP WHEEL SCREW, FLAT HEAD, 1/4 - 20 X 1/2 PHIL KNOB, TRI FILTER, MOTOR MTR, 115V, 15A, AC CAP, MOTOR SPACER, NYLON SPACE, CAP SCREW SCREW, #8 X 1-1/2 FLAT HD PHIL SCREW, HEX HEAD CAP, M6 X 1 X 20MM WASHER, FLAT, 5/8 SAE WASHER,
MK-SDG-7 EXPLODED VIEW 7 6 8 4 2 3 1 5 Item 1 2 3 4 5 6 7 8 Description screw, #6 - 32 x 1/2 pan head self tapping cover, switch SWITCH, TOGGLE 125V 20A PLATE, TOGGLE SWITCH LOCKOUT MOTOR CORD CORD, POWER, 14/3 SJTW X 5-15P BOX SWITCH MOD PLATE,COVER 18 Part # 153459 139949 154310 156211 167176 167180 167432 167433 Qty 4 2 1 1 1 1 1 1
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MK-SDG-7 ACCESSORIES ACCESSORIES Recommended 7" Cup Wheels For A Variety Of Applications Single Row Grinding Cup Wheels Double Row Grinding Cup Wheels MK-304CG-1 Part# 155446 MK-304SG-2 • 12 segment cup wheel • 6mm diamond depth height • 600-800 sq. ft. area • For concrete deburring & rough surface grinding Part# 155447 Turbo Cup Wheels PCD Cup Wheels MK-504CG-1 Part# 158734 MK-604CG-1 • 12 segment cup wheel • 6mm diamond depth height • 1800-2400 sq. ft.
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MK-SDG-7 ORDERING, RETURN, PACKING, & AUTHORIZED SERVICE ORDERING INFORMATION You may order MK Diamond products through your local MK Diamond distributor or, you may order direct from MK Diamond.
MK-SDG-7 CONTACT & LIMITED WARRANTY CONTACT: Please contact MK Diamond Products, Inc. Customer Service Department with any questions you might have regarding distributors, parts or service. Telephone: (800) 421-5830 Fax: (310) 539-5158 E-mail: Customer_Service@MKDiamond.com Customer Service Hours: Monday through Friday, 6AM-4PM PST MK Diamond Products, Inc. 1315 Storm Parkway Torrance, CA 90501 MK DIAMOND PRODUCTS, INC. LIMITED WARRANTY MK DIAMOND PRODUCTS, INC.
MK-SDG-7 OWNERS MANUAL, PARTS LIST, EXPLODED & OPERATING INSTRUCTIONS MK Diamond Products, Inc. 1315 Storm Parkway Torrance, CA 90501 Toll-Free: (800) 845-3729 Phone: (310) 539-2221 Fax: (310) 539-5158 www.mkdiamond.
