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Related Manuals for MK Diamond Products MK-Scarifier SG-9
Summary of Contents for MK Diamond Products MK-Scarifier SG-9
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Page 1: Operating Instructions
MK-Scarifier www.mkdiamond.com OWNER’S MANUAL & OPERATING INSTRUCTIONS SG-9 SG-5 Revision 105 01.2014 Manual Part# 158537 caution: Read all safety and operating instructions before using this equipment. This owner’s manual MUST accompany the equipment at all times. - Page 2 iNTrODUcTiON Congratulations on your purchase of a MK-Scarifier. We are certain that you will be pleased with your purchase. MK Diamond takes pride in producing the finest construction power tools and dia- mond blades in the industry. Operated correctly, your MK-Scarifier should provide you with years of service. In order to help you, we have included this manual.
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Page 3: Table Of Contents
TaBLe Of cONTeNTS SafeTY Page Safety Messages Damage Prevention Message General Safety Precautions and Hazard Symbols California Proposition 65 Message Electrical Requirements and Grounding Instructions Electric Motor Safety 10-11 Safety Label Locations Specific Warnings Product Specifications UNPacKiNg aSSeMBLY Unpacking Contents Transport Handlebar Scarifier DrUM... -
Page 4: Safety Messages
MK-Scarifier 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 warnings and guidelines do not by themselves eliminate danger. - Page 5 MK-Scarifier SafeTY KeeP cHiLDreN aWaY All visitors and children should be kept a safe distance from work area. 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.
- Page 6 MK-Scarifier 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. Unauthorized equipment modifications will void all warranties. Manufacturer does not assume responsibility for any accident due to equipment modifications. AlwAys ensure that the machine is on level ground before using.
- Page 7 MK-Scarifier SafeTY WarNiNg Diamond Blades improperly used are dangerous. Comply with American National Standards Institute Safety Code, B7.1 and, Occupational Safety and Health Act covering Speed, Safety Guards, Flanges, Mounting Procedures, General Operating Rules, Handling, Storage and General Machine Conditions eLecTricaL SHOcK NeVer touch electrical wires or components while the engine is running.
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Page 8: California Proposition 65 Message
MK-Scarifier 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. -
Page 9: Electrical Requirements And Grounding Instructions
MK-Scarifier 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 10: Electric Motor Safety
MK-Scarifier SafeTY eLecTric MOTOr SafeTY For maintenance care and operation of the electric motor, refer to your electric motor instruction book- let furnished with the electric motor. Protect the electric motor from dust as much as possible and keep ventilating openings clean. Before plugging in the machine, make sure that the outlet voltage is within the voltage marked on the machines's data plate. - Page 11 MK-Scarifier SafeTY WarNiNg The “drip loop” is that part of the cord below the level of the receptacle, or the connector, if an extension cord is used. This method of position- ing the cord prevents the travel of water along the power cord and coming in contact with the receptacle.
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Page 12: Safety Label Locations
MK-Scarifier SafeTY SafeTY LaBeL LOcaTiONS Safety labels contain important safety information. Please read the information contained on each safety label. These labels are considered a permanent part of your saw. If a label comes off or becomes hard to read, contact MK Diamond or your dealer for a replacement. WARNING NOTICE WARNING... -
Page 13: Specific Warnings
MK-Scarifier PrODUcT SPecificaTiONS SPecific WarNiNgS • Read Owners Manual • Wear Protective Gear for Head, Lungs, Ears and Eyes PrODUcT SPecificaTiON Operated and used according to this manual, the Scarifier will provide years of dependable service. general Description The Scarifiers are is engineered with an 8” Cutting Drum. The SG-9 has a Honda engine and the SG-5 has a Baldor motor. -
Page 14: Unpacking
This owner’s manual turned to the dealer where it was purchased. This warranty DOES NOT cover normal wear or damage resulting from operator abuse. In no event shall MK Diamond Products, MUST accompany the equipment at all times. -
Page 15: Handlebar
MK-Scarifier HaNDLeBar aSSeMBLY Follow the assembly instructions to prepare your Scarifier for operation. Handlebar adjustment Adjust the Handlebar for for ease of operation and comfort of the user. Locate the Handlebar retain- Remove the Retaining Bolts Raise or lower the Handle- ing bolts. -
Page 16: Scarifier Drum Cutter
MK-Scarifier Scarifier DrUM Scarifier Drum Cutters five Tooth carbide Tip Star Part # 158583 • Used for grinding, leveling, grooving, cleaning, and preparing concrete • Five-point carbide tips (1-3/4” OD x 5/8” ID x 1/4”) • Longer life than steel tooth cutters, average of 6000 to 8000 square feet •... -
Page 17: Drum Configuration
MK-Scarifier DrUM cONfigUraTiONS Steel Drum Configuration for Removal 120 Steel Cutters 246 Spacers (S) 6 Shafts General Purpose/Cleaning Drum Configuration 84 Carbide Stars 192 Spacers (S) 6 Shafts... -
Page 18: Drum Configuration
MK-Scarifier DrUM cONfigUraTiONS 1” Groove Drum Configuration 42 Carbide Stars 288 Spacers (S) 6 Shafts 5” Stripe/Line Drum Configuration 123 Steel Cutters 231 Spacers (S) 6 Shafts... -
Page 19: Assembly
MK-Scarifier aSSeMBLY NOTe: The Height Adjustment Hand-wheel will adjust the depth (up or down) of the Cutting Drum by 1/16 of an inch per turn. Leveling a Surface Configure the Cutting Drum for Grooving Locate the lowest spot and highest spot on the surface Adjust the height of the Cutting Drum to remove approximately 1/16 of an inch from the high spot Set the Vibration Lock... -
Page 20: Assembly
MK-Scarifier aSSeMBLY roughening or Preparing a Surface A) Configure the Cutting Drum for Surface Prep. B) Adjust the Cutting Drum Depth until the Cutting Discs are contacting the surface (increase the depth of the Cutting Drum as necessary to increase the “roughness of the surface” C) Scarifier in a smooth forward motion D) Should the Cutting Discs loose contact with the surface, repeat Step B and continue for- ward motion... -
Page 21: Assembly
MK-Scarifier aSSeMBLY cUTTiNg DrUM aSSeMBLY Because the Cutting Drum assembly is a complex process, the assembly procedure will be broken into several parts. cutting Drum removal Rotate the Scarifier to rest on Locate the Shaft Cover, Re- Remove the Shaft Cover, the Handle/Stand. -
Page 22: Assembly
MK-Scarifier aSSeMBLY Grasp the Cutting Drum Push the Cutting Drum away Place a rod in the hole on the as shown. from the belt side to loosen end of the Shaft, and while the Shaft. holding the Cutting Drum, remove the Shaft. NOTe: Assembly is opposite of disassembly Remove the Cutting Drum... -
Page 23: Assembly
MK-Scarifier aSSeMBLY cUTTiNg DrUM aSSeMBLY NOTe: The Cutting Drum may be disassembled from either end. Pull the Cutting Disc Shafts Assemble the Cutting Drum Continue with Step B until out the open side of the Cut- using Cutting Discs and Disc the Cutting Drum assembly is ting Drum as shown. -
Page 24: Filling Oil Reservior & Fuel Tank
MK-Scarifier aSSeMBLY cUTTiNg DrUM iNSTaLLaTiON NOTe: The Cutting Drum may be disassembled from either end. Install the Cutting Drum; align Verify the Cutting Drum and Install the Shaft, Inner Re- the Cutting Drum with the Shaft are fully installed and taining Nut. -
Page 25: Vacuum Setup
MK-Scarifier aSSeMBLY fiLLiNg fUeL TaNK Gasoline is highly flammable and explosive. You can be burned or seriously WarNiNg injured when handling fuel. To fuel, stop engine if running, and allow it to cool. Refuel in a well-ventilated area. Keep gasoline away from appliance pilot lights, barbecues, electric appliances, power tools, etc. -
Page 26: Pre-Start Inspection
MK-Scarifier SeTUP Pre-start inspection The pre-start inspection should be performed before beginning any job. If Cutting Discs are worn, or are missing carbide inserts (carbide cutting discs only), replace the discs before starting work. NOTe: • DO NOT rotate Scarifier to rest on handlebar. Engine damage will result. •... -
Page 27: Setup
MK-Scarifier SeTUP STarTUP Carbon monoxide gas is toxic, breathing it can cause unconsciousness and/ WarNiNg or death. Avoid any areas or actions that expose you to carbon monoxide. NOTe: If restarting a warm engine, leave the Choke Lever in the OPEN position. Verify the Engage/Disengage Raise the Cutting Drum to the Place Fuel Valve in the... - Page 28 MK-Scarifier SeTUP STarTUP The Scarifier is capable of performing several different operations simply by changing drum configura- tion. The following steps describe how it is operated in any configuration. Start the Scarifier in accor- Raise the Cutting Drum to the Place the Engage/Disengage dance with Engine Start, Step highest position.
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Page 29: Operation
MK-Scarifier OPeraTiON Normal engine Shutdown Verify the Engage/Disengage Raise the Cutting Drum to the Move the Throttle Lever to Lever is in the “Lift” position. highest position. lower blade speed. Place Engine Master Switch Place Fuel Valve in in the OFF position. the OFF position. -
Page 30: Operation
MK-Scarifier OPeraTiON emergency engine Shutdown Place Fuel Valve in the Place Engine Master Switch Move the Throttle Lever to OFF position. in the OFF position. lower blade speed. Verify the Engage/Disengage Raise the Cutting Drum to the Lever is in the “Lift” position. highest position. -
Page 31: Cleanup
MK-Scarifier cLeaNUP Clean the Depth Clean the remainder of the Clean engine throttle linkage Control Screw. exterior surface of the scari- with a dry cloth. fier (except the engine). Remove the Cutting Drum Clean the Shaft Penetration Clean the Cutting Drum, (See Setup Section). -
Page 32: Maintenance
MK-Scarifier MaiNTeNaNce Maintenance following Use The following maintenance should be performed following each use. Use Light oil, such as WD-40 or 3 in 1 when lubricating parts. NOTeS: Due to the material used in the Cutting Drum and Shaft, it is critical that Steps C and D be performed. -
Page 33: Maintenance
MK-Scarifier MaiNTeNaNce Lubricate and clean the Lubricate engine Throttle Depth Control Screw. Linkage. Monthly Maintenance The following should be performed monthly. Items should be lubricated using a waterproof grease. Verify the tightness of all bolts Lubricate the Height Adjusting Lubricate the Depth Control and screws. -
Page 34: Maintenance
MK-Scarifier MaiNTeNaNce Six (6) Month Maintenance Perform the following maintenance every six months. Change engine oil Clean Fuel Sediment Cup Clean and Readjust engine (See Engine Manual). (See Fuel Sediment Cup Spark Plug Cleaning). (See Engine Manual). Yearly and Two-Year Maintenance Perform the following maintenance every year. -
Page 35: Maintenance
MK-Scarifier MaiNTeNaNce check fuel Level WarNiNg 1. Gasoline is highly flammable and explosive. You can be burned or seriously injured when handling fuel. 2. To fuel, stop engine if running and allow it to cool. 3. Refuel in a well-ventilated area. 4. -
Page 36: Maintenance
MK-Scarifier MaiNTeNaNce changing Oil Oil is a major factor affecting performance and service life. Use 4-stroke automotive detergent oil. Refer to Engine Manual for specific procedures. SAE 10W-30 is recommended for general use. Other viscosity oil shown in the chart below may be used when the average temperature in your area is within the recommended range. -
Page 37: Maintenance
MK-Scarifier MaiNTeNaNce fuel Sediment cup cleaning WarNiNg Gasoline is highly flammable and explosive. You can be burned or seriously injured when handling fuel. To fuel, stop engine if running and allow it to cool. Refuel in a well-ventilated area Keep gasoline away from appliance pilot lights, barbecues, electric appliances, power tools, etc. - Page 38 MK-Scarifier MaiNTeNaNce engine air filter inspection cleaning and replacement Refer to Engine Manual. cutting Drum change-out Disconnect the tool before servicing and when changing accessories, such as WarNiNg blades, bits, cutters, and the like. NOTe: DO NOT Rotate saw to rest on handlebar. Engine damage will result. Remove the Shaft Cover, Remove the Shaft, Retain- Using a 15/16-inch socket,...
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Page 39: Maintenance
MK-Scarifier MaiNTeNaNce Verify the Cutting Drum and Install the Shaft, Inner Re- Using a 15/16-inch socket Shaft are fully installed and taining Nut. tighten the Shaft, Inner seated. Retaining Nut. Obtain the Shaft, Outer Install the Shaft, Outer Using a 15/16-inch socket Retaining Nut. - Page 40 MK-Scarifier MaiNTeNaNce Reconfigure the Cutting Drum Remove the Cutting Place the Cutting Drum Remove the Retaining Ring Drum (See Cutting Drum on end and remove the 3 from the Cutting Drum. Change-out). Retaining Screws using a 7/16-inch wrench. If present, remove the three Place the Retaining Ring and Pull the Cutting Disc Shafts Flat Washer Spacers.
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Page 41: Maintenance
MK-Scarifier MaiNTeNaNce Obtain the Retaining Ring Install the 3 Flat Washer Place the Retaining Ring and Flat Washer Spacers. Spacers (if used) over the onto the end of the Cutting 3 Retaining Ring, Retaining Drum, aligning the Retaining Screw holes. Screw Holes. -
Page 42: Maintenance
MK-Scarifier MaiNTeNaNce Dust Screen Brush change Out NOTe: The four (4) Brushes should be replaced at the same time (MK Diamond Part # 160300). Inspect the Dust Screen Loosen the end of each Slide each Brush out of its Brushes for wear. Brush Holder with a Flat Brush Holder. -
Page 43: Maintenance
MK-Scarifier MaiNTeNaNce front Wheel change Out NOTe: The two (2) Front Wheels should be replaced at the same time (MK Diamond Part # 138529). Rotate the Scarifier to rest on Loosen the Retaining Collar Move the Retaining Collars the Handle/Stand. of each Wheel using a 5/32- toward the center of the Axle inch Allen Wrench. -
Page 44: Maintenance
MK-Scarifier MaiNTeNaNce rear Wheel change Out NOTe: The two (2) Rear Wheels should be replaced at the same time (MK Diamond Part # 158520). Rotate to rest on the Handle/ Locate the Rear Wheel Remove the Rear Wheel Stand. Truck Assembly. Truck Assembly Retain- ing Nuts using 3/4-inch wrenches. -
Page 45: Maintenance
MK-Scarifier MaiNTeNaNce V-Belt inspection, adjustment and replacement In order to ensure the Scarifier operates at peak efficiency, the power transmission V-belt should be inspected monthly and changed if any signs of damage and/or excessive wear is observed. NOTe: When a new belt is installed, it should be inspected and re-tensioned after the first forty-eight (48) hours of operation. -
Page 46: Maintenance
MK-Scarifier MaiNTeNaNce Locate the V-belt Adjust- Remove the V-belt from the Clean and verify the align- ing Screw inside the Cut- Engine and Cutting Drum ment of the Engine and Cut- ting Drum Well. Loosen the Pulleys. ting Drum Pulleys. screw using a 9/16-inch wrench. -
Page 47: Maintenance
MK-Scarifier MaiNTeNaNce Tighten the V-belt Adjust- Tighten the Engine Mounting Install the Belt Guard. ing Screw Lock Nut using a Plate Bolts on both sides us- 9/16-inch wrench. ing a 9/16-inch wrench. Tighten the Belt Install the Cutting Drum; (See Guard Retaining Screws us- Cutting Drum Change-out). -
Page 48: Theory
MK-Scarifier THeOrY THeOrY Of ScarifYiNg The purpose of scarifying is to make scratches, superficial incisions or roughen a surface. There are a number of ways in which a concrete surface can be roughened, the advantage of a scarifying machine is that it allows the user to control the amount of material removed over a large area. A scarifier can be used to clean, level, roughen, groove, slot, or prepare a concrete surface for coat- ing. -
Page 49: Accessories
MK-Scarifier acceSSOrieS NUMBer DeScriPTiON iTeM Five Point Carbide Tip Cutting Disc Used for grinding, leveling, grooving, clean- 158492 ing and surface preparation Average Life: 6000 to 8000 Sq Ft Six Point Carbide Tip Cutting Disc Used for grinding, leveling, grooving, clean- 158493 ing and surface preparation Average Life: 8000 to 10000 Sq Ft... -
Page 50: Ordering Information
OrDeriNg aND reTUrN iNSTrUcTiONS OrDeriNg iNfOrMaTiON You may order MK Diamond products through your local MK Diamond distributor or, you may order direct from MK Diamond. When ordering direct from MK Diamond, please have the following information ready before calling: •... -
Page 51: Contact
© cOPYrigHT 2014, MK DiaMOND PrODUcTS, iNc. aLL rigHTS reSerVeD. The MK Diamond logo is a registered trademark of MK Diamond Products, Inc. and may not be used, reproduced, or altered without written permission. All other trademarks are the property of their re- spective owners and used with permission. - Page 52 MK-Scarifier OWNER'S 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.com...