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DR 372111 Safety & Operating Instructions Manual
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DR 372111 Safety & Operating Instructions Manual

3-point hitch self-feeding chipper
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DR
3-POINT HITCH SELF-FEEDING CHIPPER
SAFETY & OPERATING INSTRUCTIONS
Serial No.
Order No.
Read and understand this manual and all instructions before operating or servicing this 3-Point Hitch DR SELF-FEEDING Chipper.
Original Language
DR Power Equipment
Toll-free phone: 1-800-DR-OWNER (376-9637)
Fax: 1-802-877-1213
Website: www.DRpower.com

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Summary of Contents for DR 372111

  • Page 1 3-POINT HITCH SELF-FEEDING CHIPPER SAFETY & OPERATING INSTRUCTIONS DR Power Equipment Toll-free phone: 1-800-DR-OWNER (376-9637) Serial No. Fax: 1-802-877-1213 Original Language Order No. Website: www.DRpower.com Read and understand this manual and all instructions before operating or servicing this 3-Point Hitch DR SELF-FEEDING Chipper.

  • Page 2: Table Of Contents

    Additional Information and Potential Changes DR Power Equipment reserves the right to discontinue, change, and improve its products at any time without notice or obligation to the purchaser. The descriptions and specifications contained in this manual were in effect at printing. Equipment described within this manual may be optional.

  • Page 3: Chapter 1: General Safety Rules

    Chapter 1: General Safety Rules  Read this Safety & Operating Manual before you use the 3-Point Hitch DR SELF-FEEDING Chipper. Become familiar with the operation and service recommendations to ensure the best performance from your machine.  Thoroughly inspect the area in which you will be working and remove all foreign objects. Look for Rope, Wire, ECT., and remove these objects before chipping.
  • Page 4 248811 227391 248831 250581 248791 248841 3-POINT HITCH DR ® SELF-FEEDING™ CHIPPER...
  • Page 5  Never, under any conditions, remove, bend, cut, fit, weld, or otherwise alter standard parts on the 3-point hitch DR SELF- FEEDING Chipper. This includes all shields and guards. Modifications to your machine could cause personal injuries and property damage and will void your warranty.
  • Page 6  Your 3-Point Hitch DR SELF-FEEDING Chipper is driven by a PTO shaft that transfers power from your tractor. A PTO shaft is extremely dangerous and can cause serious injury or death. Read and understand all of the safety and operating instructions manual that came with your PTO shaft.
  • Page 7  Adjust your transportation speed for terrain and conditions.  Use caution when backing or turning. Be aware of the large turning radius required with the 3-Point Hitch DR SELF-FEEDING Chipper attached to your tractor. California Proposition 65 California Proposition 65: ...

  • Page 8: Chapter 2: Setting Up Your 3-Point Hitch Dr Self-Feeding Chipper

    This chapter outlines unpacking and a few simple steps you will need to follow to set up your new machine before you use it. It may be helpful to familiarize yourself with the controls and features of your 3-POINT HITCH DR SELF-FEEDING CHIPPER as shown in Figure 1 before beginning these procedures.
  • Page 9 Chipper Weight w/PTO Shaft 295 lbs. Shipping Dimensions 54" L x 46" W x 46" H Shipping Weight 382 lbs Assembling the 3-POINT HITCH DR SELF-FEEDING CHIPPER Discharge Parts supplied (Figure 2): Chute  3-POINT HITCH DR SELF-FEEDING CHIPPER ...
  • Page 10 2. Position the Discharge Chute with the discharge opening facing away from Locknut and the Hopper as shown and secure with the two Bolts and Locknuts using two Washer (Lower Left Stud) 1/2" Wrenches. Figure 5 Discharge Chute Bolts and Locknuts Figure 6 3-POINT HITCH DR ® SELF-FEEDING™ CHIPPER...
  • Page 11 Installing Lift Arm Pins Screwdriver Frame or Shaft There are two styles of Pins we use for the Lift Arm Pins. One style has a shoulder and the other style does not. Installation methods for both styles are explained here so follow the steps that apply to the style you received. Tools Needed: ...
  • Page 12 Upper (pivot) Draft Attaching the 3-POINT HITCH DR SELF-FEEDING CHIPPER Before performing the following procedure, be sure your tractor engine is off, brake is set, and the key removed for safety. Note: The PTO Driveshaft provided with your new machine is sized to fit a standard category 1 PTO (1-3/8"...
  • Page 13 Note: If you end up with 0" or a negative number, then no changes are needed until off the Ground you reach a maximum long measurement of 32" as indicated on previous page. Figure 16 If you have any questions, please visit us at www.DRpower.com or call 1-800-DR- OWNER (376-9637). CONTACT US AT www.DRpower.com...
  • Page 14 3-Philips Modifying the PTO Shaft-if required Screws The PTO Shaft included with your new DR Chipper may be too long for your tractor. To shorten the Driveshaft, proceed as follows: Tools and Supplies Needed:  Hacksaw  Bench Vise ...
  • Page 15 Attaching the PTO Shaft to the Tractor and Chipper 1. Insert the Key into the 3-Point Hitch Drive Shaft of the Chipper (Figure 21). 2. Align the Key Slot of the PTO Shaft with the Key in the Shaft and slide it onto the Shaft.

  • Page 16: Chapter 3: Operating Your 3-Point Hitch Dr Self-Feeding Chipper

     The DR 3-Point Hitch Chipper must be operated with the weight of the machine on the ground. Operating the machine while it is off the ground can result in injury to yourself or others, and can cause damage to the machine which is not covered under warranty.
  • Page 17  Use ear protectors or ear plugs rated for at least 20 dba to protect your hearing. The chipper hopper must be securely bolted to your DR SELF-FEEDING Chipper and the blowback shield in place before using the machine! Use common sense when using the machine. Learn to recognize the change in sounds when overloaded. Disengage PTO and turn off the tractor engine immediately if the machine becomes jammed to prevent damage to the drive system.
  • Page 18 If the material is 2" or larger, feed only one at a time into the Chipper Hopper.  Make sure the DR SELF-FEEDING CHIPPER finishes processing material in the Hopper before disengaging the PTO and shutting the Tractor engine off. ...
  • Page 19 To Free a Jammed Flywheel Disengage PTO, shut down the tractor engine, remove the key, wait for all moving parts to come to a complete stop, disconnect the PTO shaft from the tractor, then wait 5 minutes before moving or performing maintenance/inspection on the chipper. Never pry against the scroll weldment when removing the deflector or discharge chute, or at any other time.

  • Page 20: Chapter 4: Maintaining Your 3-Point Hitch Dr Self-Feeding Chipper

    Chapter 4: Maintaining Your 3-POINT HITCH DR SELF-FEEDING CHIPPER This chapter covers regular maintenance procedures that will ensure the best performance and long life of your 3-POINT HITCH DR SELF-FEEDING CHIPPER. Maintenance Kits and Accessories are available through our website at www.DRpower.com.
  • Page 21 Grease Fittings Your SELF-FEEDING CHIPPER was greased at the Factory. The operator needs Flywheel to periodically lubricate the four Bearings of the Chipper Assembly and the PTO Bearing Shaft. Disengage PTO, shut down the tractor engine, remove the key, wait for all Screws moving parts to come to a complete stop, disconnect the pto shaft from the Grease...
  • Page 22 Tension Spring 4-1/2" Use only DR Belts on your machine. The belts have been thoroughly tested and proven for many hours of use. 1. Install the new Belt onto the Sheaves and Idler Pulley as shown (Figure 30). 2. Use a 1/2" Wrench to Tighten the Tension Nut until the distance between the Eye Bolt Tension Spring Hooks is 4-1/2"...
  • Page 23 NOTE: Make sure that the Belt or Sheave is not hitting the Frame. NOTE: The belt on your DR 3-POINT HITCH CHIPPER is tensioned with a spring- loaded idler arm and pulley that is set at the factory. As the Belt stretches from use, the Belt tension may need to be adjusted.
  • Page 24 Routinely check the wear plate for a sharp square edge. Using a rounded or chipped wear plate will decrease performance and cause excessive vibration that will cause damage to the DR SELF-FEEDING Chipper and make chipping Figure 35 difficult for the operator.
  • Page 25 Removing and Replacing the Chipper Knife Tools Needed:  7/16" Wrench Locknuts Rear Access  Cover 1/2" Socket with extension  3/16" Allen wrench  Awl or Sharp Tool  Gloves 1. Remove the Belt Cover (see “Removing, Replacing and Adjusting the Drive Belt”...
  • Page 26 If you detect any of these, inspect the machine for damage, or any loose parts. Repair or replace any damaged parts and tighten any loose parts before starting the DR SELF-FEEDING Chipper.
  • Page 27 Chipper Knife Sharpening  You should never attempt to sharpen the Chipper Knife freehand.  Chipper It is extremely important to consistently maintain the 40-degree angle for Knife proper performance (Figure 43).  Excessive heat generated during the sharpening process will damage Knives and weaken the metal.
  • Page 28  When not in use, your DR Rapid-Feed Chipper should be stored out of the reach of children. NOTE: Please refer to the Safety and Operation Manual that came with the PTO Shaft for specific PTO Shaft procedures.

  • Page 29: Chapter 5: Troubleshooting

    Most problems are easy to fix. Consult the Troubleshooting Table below for common problems and their solutions. If you continue to experience problems, contact us at www.DRpower.com or call DR Power Equipment for support. Disengage PTO, shut down the tractor engine, remove the key, wait for all moving parts to come to a complete stop, disconnect the PTO shaft from the tractor, then wait 5 minutes before performing any maintenance procedure or inspection on the chipper.
  • Page 30 Plate Gap. See Chapter 5.  If the machine still exhibits excessive vibration, contact us at www.DRpower.com or call 1(800) DR-OWNER (376-9637) for assistance. When chipping, the log  The Knife is dull; sharpen or replace it. See Chapter 5.

  • Page 31: Chapter 6: Chipper Accessories

    Chapter 6: Chipper Accessories Disengage PTO, shut down the tractor engine, remove the key, wait for all moving parts to come to a complete stop, disconnect the PTO shaft from the tractor, then wait 5 minutes before performing any maintenance procedure or inspection on the chipper. Extended Top-Discharge Chute Discharge The Extended Top-Discharge Chute enables you to better control the direction...
  • Page 32 3. Rotate the Extended Top-Discharge Chute for the full 180˚ of rotation for a few times to spread the grease inside the Discharge Ring. 4. Reposition the Extended Top-Discharge Chute to the desired angle and insert the Locking Pin and Hitch Clip. 3-POINT HITCH DR ® SELF-FEEDING™ CHIPPER...
  • Page 33 CONTACT US AT www.DRpower.com...

  • Page 34: Chapter 7: Parts List And Schematic Diagrams

    Chapter 7: Parts List and Schematic Diagrams Parts List – Frame and Drive Assembly NOTE: Part numbers listed are available through DR Power Equipment. Ref# Part# Description Ref# Part# Description 14313 Nut, Nylon Lock, 5/16-18 18760 Bolt, HCS, 1/2-13 x 3-1/2, Gr5...
  • Page 35 Schematic – Frame and Drive Assembly CONTACT US AT www.DRpower.com...
  • Page 36 Parts List – Chipper Basic Assembly NOTE: Part numbers listed are available through DR Power Equipment. Ref# Part# Description Ref# Part# Description 37099 Chute, Discharge 37407 Plate, Wear 37425 Scroll Weldment 19566 Bolt, Carriage, 1/4-20 x 1 37100 Flywheel, Balanced w/Knife...
  • Page 37 Schematic – Chipper Basic Assembly CONTACT US AT www.DRpower.com...
  • Page 38 Parts List – Hopper Assembly Note: Part numbers listed are available through DR Power Equipment. Ref# Part# Description Ref# Part# Description 37429 Hopper, Neck 37439 Shield, Blow Back 37409 Hopper, Top 37433 Support, Blow Back 37411 Hopper, Bottom 24161 Bolt, HCS, 1/4-20 x 1, Gr5...
  • Page 39 Schematic – Hopper Assembly CONTACT US AT www.DRpower.com...
  • Page 40 Parts List – High Discharge Accessory Note: Part numbers listed are available through DR Power Equipment. Ref# Part# Description Ref# Part# Description 24266 Deflector Weldment 11073 Nut, Nylon Lock, 1/4-20 16679 Bolt, HCS, 5/16-18 x 3/4 18258 Hitch Clip 14515...
  • Page 41 Schematic – Extended Top Discharge Chute CONTACT US AT www.DRpower.com...
  • Page 42 SELF-FEEDING™ CHIPPER is fit for ordinary purposes for which a product of this type is used. DR Power Equipment however, limits the implied warranties of merchantability and fitness in duration to a period of two (2) years in consumer use, ninety (90) days for any other use.
  • Page 43 CONTACT US AT www.DRpower.com...
  • Page 44 Daily Checklist for the 3-POINT HITCH DR SELF-FEEDING CHIPPER To help maintain your 3-POINT HITCH DR SELF-FEEDING CHIPPER for optimum performance, we recommend you follow this checklist each time you use your Chipper. Disengage PTO, shut down the tractor engine, remove the key, wait for all moving parts to come to a complete stop, disconnect the PTO shaft from the tractor, then wait 5 minutes before performing any maintenance procedure or inspection on the chipper.