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Operating the Grinder 

1.Make sure the diamond tooling is suitable for the material being ground 
and that the tooling is correctly balanced.    If wobbling or excessive vibration is 
noticed, discontinue use, unplug the unit and inspect tooling and tooling plate. 
2.Ensure that the grinding plates are in good condition and properly 
mounted. Never use damaged tooling. 
3.All countersunk bolts must be tightened to specifications and firmly in 
place. Take periodic breaks to ensure that bolts are properly tightened, as 
they can loosen during operation. 
4.Check that the grinding plate is adjusted so that it sits level on the work 
surface (use the bubble-level on the machine as a reference). 

5.

Check that all nuts and bolts on the folding handle latch are tight and secure. 

6.Raise the grinding plates from the floor. 
7.Start the motor by pressing the black switch on the starter box. 
8.Lower the grinding plate and begin grinding.    Keep the grinding head moving 
side to side on the work surface to create an evenly ground surface until the 
desired results are reached. 
9.When grinding for removal of coatings/mastic/over-layments it is important to 
grind slowly (small bites) so that the unit is not overheated. 
10.Use of this machine and common sense.    If you are not sure if the machine 
can  do  what  you  need  to  be  done  and  do  it  safely,  consult  your  supervisor, 
employer or Legacy Industrial for clarification. 

Stopping the Grinder 

Depress the red stop button on the start box.

 

Adjusting the machine for level 

The position of the axle may be adjusted as needed for leveling. 
1.Adjust the vertical grinding position by loosening the level adjustment 
fastener counter clockwise. 
2.Lifting the level adjustment handle raises the back end of the grinder. 
3.Lowering the level adjustment handle lowers the back end of the grinder. 
4.Use “bubble-level”, mounted on the machine as a reference. 
5.Secure desired grinder position by tightening the level adjustment fastener 
    Clockwise. 

 
 
 
 
 

Summary of Contents for SD Grinder

Page 1: ...1 1 Floor Grinder Operating Manual Model Legacy Industrial s SD Grinder Manufacturer Legacy Industrial Corp Please read these instructions carefully before using ...

Page 2: ...r Contents 2 Introduction and Description 3 Technical Data 4 Operation 5 Safety Precautions 6 7 Troubleshooting 7 Maintenance 7 Parts Diagram 8 Parts List 9 10 Customer s Responsibility 11 Terms and Conditions 12 14 ...

Page 3: ...tor and the plate The shroud system is unique in design by automatically adjusting to suit segment height and floor angle This shroud system when used in conjunction with an appropriate industrial vacuum unit helps to eliminate dust during grinding The shroud has 2 removable sections to allow the operator to maneuver the grinder close to the wall Please note that dust will likely occur when using ...

Page 4: ...res dry grinding a suitable industrial vacuum is required GFCI protected circuit is recommended for wet use Consult Safety Data Sheets for the materials being ground Concrete dust and floor coatings contain materials that can be harmful SEE SAFETY PRECAUTIONS FOR Silica Dust Warning Recommended personal protective equipment PPE Hearing Use hearing protection ear plugs or covers designed for this u...

Page 5: ...8 Lower the grinding plate and begin grinding Keep the grinding head moving side to side on the work surface to create an evenly ground surface until the desired results are reached 9 When grinding for removal of coatings mastic over layments it is important to grind slowly small bites so that the unit is not overheated 10 Use of this machine and common sense If you are not sure if the machine can...

Page 6: ...hine for bolts nuts and wire connections which may have vibrated loose 8 Do not allow water or flammable materials to enter the interior of the Motor 9 Be aware of the area and people around you while working Keep a 10 safety buffer between the machine and other workers or sensitive items Respirable Silica Dust Warning Grinding cutting drilling of masonry concrete metal and other materials can gen...

Page 7: ...rent limit screw located in the Schneider housing to the appropriate setting If this does not remedy issue order a new contactor switch Grinder runs but does not perform adequately Tooling is not matched to the application Re evaluate tooling selection Grinder vibrates during use Grinding plates not correctly balanced or grinding tools are glazed too hot Replace grinding plates Grinding noise comi...

Page 8: ... and corrections have been made Check the security of the adjustable folding handle latch periodically The wheel bearings use sealed bearings and require no regular greasing Parts Diagram Tooling attachment Before every use Electrical Connections Every 8 hours of use Inspect Machine Entirely Before every use Tool Carrier Bolts Before every use Levelness Before every use ...

Page 9: ... 2 15 Detachable shroud 1 16 Shroud plastic wear strip set long 1 17 Shroud plastic wear strip set short 1 18 motor driving sleeve 1 19 M10X30 hex screw 1 20 M10 nuts 2 21 φ10 Flat washers 2 22 flex coupling 1 23 M10X55 hex screw 2 24 M10X55 socket hexagon screw 2 25 connection disc 1 26 M8X12 socket hexagon screw 3 27 Dowel disc 1 28 Flexible conduit 1 29 Clipφ60 2 30 M10X30 hex screw 2 31 φ10 Fl...

Page 10: ...clamping claw buckle 1 46 Level bubble 1 NOT SHOWN IN DIAGRAM 47 Standard 30 Grit Medium Bond Tool 6 48 50 twist lock extension cord 1 49 Owner s Manual 1 50 30 Grit Medium Bond Grinding Plate 10 Opt Optional Tools available for purchase 16 30 Grit Medium Soft Hard Super Soft Bond Tools Small PCD Tool with Bar Marker Segment Full PCD Tool with Dot Marker Segment 16 30 grit 10 Grinding Plate Variou...

Page 11: ...ware of The machine s safety instructions How the machine is to be used and maintained National legislation could regulate the use of this machine Find out what legislation is applicable in the place where you work before you start using the machine The machine s range of applications and limitations Inspecting the equipment prior to use and the immediate and effective STOP of the machine if it ex...

Page 12: ...er or the manufacturer of the product be liable for special incidental or consequential damages including loss of profits whether or not caused by or resulting from the negligence of seller and or the manufacturer of the product unless specifically provided herein In addition this warranty shall not apply to any products or portions there of which have been subjected to abuse misuse improper insta...

Page 13: ...vided for in these Terms Conditions Delivery to the initial common carrier LTL FREIGHT CARRIER shall constitute the delivery to the Purchaser Sellers responsibility in so far as transportation risks are concerned ceases upon the delivery of the Products in good condition to such carrier at the F O B point and all the Products shall be shipped at the Purchaser s risk Seller shall not be responsible...

Page 14: ...ditions constitute the entire agreement between Seller and Purchaser as it relates to terms and conditions of sale and supersedes any and all prior oral or written agreements correspondence quotations or understandings heretofore in force between the parties relating to the subject matter hereof There are no agreements between Seller and Purchaser with respect to the Product herein except those sp...

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