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22

 

        

DR

® 

POWER GRADER

 

Chapter 6: Parts Lists, Schematic Diagrams and Warranty 

When your machine was assembled at the factory, we used Bolts, Flat Washers and Nuts in many areas.  When you order 
replacement Hardware, we will send Flanged Bolts and Locknuts (Flat Washers not required) as shown in the following 
illustrations. 

Parts List – GRADER BOX ASSEMBLY 

Note:

 

Part numbers listed are available through DR Power Equipment.

 

Ref# Part# 

Description 

37574 

Crossmember, Frame, 48" W/ Weight 
Limit Label 

37573 

Crossmember, Frame, 48" W/ Speed 
Limit Label 

37572 

Rail, Frame, Right, W/ Label 

37571 

Rail, Frame, Left, W/ Label 

5 36713  Tooth 

Bar, 

48" 

6 36711  Board, 

Mold, 

48" 

7 36683  Bracket, 

Axle 

36710 

Strap, Weight Box, 48" 

9 36706  Spacer, 

Tooth 

Bar 

10 36677 

Assembly, 

Axle,48" 

11 

36689 

Bracket, Spring, Cable 

12 

19147 

Wheel, 8", Semi Pneumatic 

13 

33333 

Nut, Nylon Lock, Flanged, 3/8-16 

14 

37184 

Bolt,HHCS,Flanged, 3/8-16 x 2-1/2", Gr8 

Ref# Part# 

Description 

15 

18064 

Washer, .8" ID, 1.5" OD X .11" 

16 

36737 

Bolt, Shoulder, 1/2 X 3/8l, 3/8-16 

17 

36739 

Bolt, HHCS, Flanged, 3/8-16 x 3/4", Gr5, 
ZP 

18 36702 

Spacer, 

Rail 

19 

37185 

Bolt, HHCS, Flanged, 1/2-13 x 6", Gr8 

20 

37187 

Bolt, HHCS, Flanged, 1/2-13 x 3-3/4", 
Gr8 

21 

33335 

Nut, Nylon Lock, Flanged, 1/2-13 

22 

37190 

Pin, Cotter, 3/32" X 1", ZP 

23 

37186 

Spacer, Rail, Center 

24 

37191 

Pin, Snap Safety, 5/16" X 3" 

25 

33350 

Bolt, Hex, Flange, 3/8-16 X 2" 

26 37284 

Label, 

Limit, 

Weight 

27 

37281 

Label, Limit, Speed 

28 

34139 

Label, DR Logo, 4" Black 

 

Summary of Contents for Power Grader

Page 1: ...ll instructions before operating the DR POWER GRADER Original Language DR POWER GRADER SAFETY OPERATING INSTRUCTIONS Serial No Order No DR Power Equipment Toll free phone 1 800 DR OWNER 376 9637 Fax 1...

Page 2: ...portion of your packing slip For your convenience and ready reference enter the Serial Number and Order Number in the space provided on the front cover of this manual Additional Information and Potent...

Page 3: ...OWNER 376 9637 and one of our Technical Support Representatives will be happy to help you Chapter 1 General Safety Rules Labels Your DR POWER GRADER carries prominent labels as reminders for its prope...

Page 4: ...e the grader near small children or pets and never allow children to operate the Power Grader Stop the grading action when another person or pet approaches Do not allow people to ride on the Grader If...

Page 5: ...WER GRADER in a safe manner Contact us at www DRpower com or call 1 800 DR OWNER 376 9637 for assistance Tragic accidents can occur if the operator is not alert to the presence of children and pets Ch...

Page 6: ...ok Hitch Axle and Wheel Assembly Chapter 2 Setting Up the DR POWER GRADER It may be helpful to familiarize yourself with the controls and features of your DR POWER GRADER as shown in Figure 1 before b...

Page 7: ...ts against tow vehicle damage Reversible Scraping Blade Mold Board Grading or grooming blade types Adjustable Angle Scraping Blade Mold Board 50degrees 90degrees 105degrees 50 for aggressive cutting 9...

Page 8: ...9 16 Wrenches Two 3 4 Wrenches Two 1 2 Wrenches 1 4 Allen Wrench Ratchet Extension and 9 16 Socket Pliers Note When installing Flat Washers with Bolts and Locknuts place one Washer under the Bolt Hea...

Page 9: ...the rear of the Tow Bar with a 1 2 13 x 3 3 4 Bolt with Washer Rail Center Spacer inserted into Crossmember and 1 2 Locknut with Washer Tighten with two 3 4 Wrenches 12 Tighten the Hardware you insta...

Page 10: ...ection at the end of this Chapter 19 Attach the Height Adjust Control Box to the Crank Post with two 3 8 16 x 1 1 2 Bolts Lock Washers and Flat Washers using a 9 16 Wrench Figure 17 20 Insert a 3 8 16...

Page 11: ...step 23 for the right side Axle Bracket with the Shoulder Bolt facing right towards outside of the machine 25 Position the Axle Assembly on the outside of the Axle Brackets Figure 20 Align the top hol...

Page 12: ...Rod until the Eyelet at the eyelet end of the Cable can be secured to the Cable Spring Bracket with the 5 16 X 3 Snap Safety Pin Figure 24 33 Reinstall the Jam Nut and secure the Cable to the Bushing...

Page 13: ...he Tow Bar Hitch opening onto the Lawn Tractor Hitch Plate Figure 29 3 Align the hole in the center of the Hitch Plate on your Lawn Tractor with the holes in the Tow Bar Hitch Insert the Shear Pin and...

Page 14: ...ding U Bolt Backing Plate to a position where it will not contact any part of the Tow Vehicle while turning 3 Retighten The U Bolt Locknuts SETTING CRANK POST ANGLE HEIGHT Tools Needed Two 9 16 Wrench...

Page 15: ...ion issues are less evident More difficult to maintain a consistent speed of less than 5 MPH Turning radius is large best used for large straight drives The tailgate should be lowered for best visibil...

Page 16: ...leaving the work area When using a lawn tractor as the tow vehicle put the lawn mowing deck in the highest setting or just remove the deck to obtain the highest ground clearance For ease do your spri...

Page 17: ...rial Tools Needed Two 9 16 Wrenches 1 Remove the top Bolt and Locknut on both ends of the Mold Board using two 9 16 Wrenches Figure 36 2 Loosen the Bottom Bolt and Locknut using two 9 16 Wrenches so t...

Page 18: ...If you want the place the Axle on top of the Grader you must strap it to the Grader to keep it in place Adding Weight to the Weight Tray Two Cinder Blocks can be placed between the Crosmembers to add...

Page 19: ...he Scarifying Teeth or Grader Wheels during the initial grading process The Drag Screen is ideal for areas that have high sand or soil content such as new lawns riding rinks ball fields or sandy drive...

Page 20: ...in if worn or damaged Replacing the Tooth Bar Tools Needed Two 9 16 Wrenches 1 Use the Height Adjust to lower the Wheels to raise the front of the DR POWER GRADER off the ground 2 Remove the Bolts and...

Page 21: ...g Teeth are not digging properly The angle of the Tow Bar is not set correctly Adjust the Tow Bar up for better grading or adjust the Tow Bar down for better scarifying There is not enough weight for...

Page 22: ...36713 Tooth Bar 48 6 36711 Board Mold 48 7 36683 Bracket Axle 8 36710 Strap Weight Box 48 9 36706 Spacer Tooth Bar 10 36677 Assembly Axle 48 11 36689 Bracket Spring Cable 12 19147 Wheel 8 Semi Pneuma...

Page 23: ...CONTACT US AT www DRpower com 23 Schematic GRADER BOX ASSEMBLY...

Page 24: ...nk 8 12170 Washer Flat 3 8 ZP ANSI Narrow 9 36715 Ring Retaining External 3 8 10 36678 Bushing Cable 11 36703 Hitch Tow Hook 12 37234 Bracket Anti Rotation Hook Tow Ref Part Description 13 37236 Lanya...

Page 25: ...CONTACT US AT www DRpower com 25 Schematic TOW BAR ASSEMBLY...

Page 26: ...366871 Bushing Adjust Height 5 375681 Box Control Adjust Height W Labels 6 366941 Slider Adjust Height 7 366901 Rod Acme Adjust Height 8 366951 1 2 8 Nut Acme Ref Part Description 9 366961 1 2 8 Nut...

Page 27: ...CONTACT US AT www DRpower com 27 Parts Schematic CONTROL BOX ASSEMBLY...

Page 28: ...ER Optional Drag Screen Kit No 210861 Note Part numbers listed are available through DR Power Equipment Ref Part Description 01 210861 Drag Screen 48 w Chain and Links 02 230991 Snap Spring 5 16 03 21...

Page 29: ...CONTACT US AT www DRpower com 29 Notes...

Page 30: ...30 DR POWER GRADER Notes...

Page 31: ...ntenance as defined by the manufacturer s owner s manuals The warranty holder is responsible for replacement of normally wearing parts such as the Scarifying Teeth Mold Board and Shear Bolt Accessorie...

Page 32: ...nd the Frame are clean and free of debris End of Season and Storage Hose down the DR POWER GRADER Remove the Tooth Bar to clean it of debris and then replace it after cleaning the mounting surfaces Lu...

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