Download Print this page
DR 7.25 ALL-TERRAIN TRIMMER/MOWER Safety & Operating Instructions Manual

DR 7.25 ALL-TERRAIN TRIMMER/MOWER Safety & Operating Instructions Manual

Advertisement

®
DR
7.25 ALL-TERRAIN TRIMMER/MOWER
SAFETY & OPERATING INSTRUCTIONS
Serial No.
Order No.
Read and understand this manual and all instructions before operating the DR 7.25 ALL-TERRAIN TRIMMER/MOWER.
Original Language
DR Power Equipment
Toll-free phone: 1-800-DR-OWNER (376-9637)
Fax: 1-802-877-1213
Website: www.DRpower.com

Advertisement

loading
Need help?

Need help?

Do you have a question about the 7.25 ALL-TERRAIN TRIMMER/MOWER and is the answer not in the manual?

Questions and answers

Morris Werden
April 18, 2025

Where can I get parts, needing items 24,25 & 26 and pricing

Subscribe to Our Youtube Channel

Summary of Contents for DR 7.25 ALL-TERRAIN TRIMMER/MOWER

  • Page 1 ® 7.25 ALL-TERRAIN TRIMMER/MOWER 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 the DR 7.25 ALL-TERRAIN TRIMMER/MOWER.
  • 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

     Keep bystanders at least 100 feet away from your work area at all times. The tips of the cutting cords on the DR 7.25 ALL- TERRAIN TRIMMER/MOWER can throw sticks, small stones, gravel, and bits of debris over long distances at great velocity.
  • Page 4 Be alert and turn the machine off if children or pets enter the work area.  Never allow children to operate the DR 7.25 ALL-TERRAIN TRIMMER/MOWER.  Use extra care when approaching blind corners, shrubs, trees, or other objects that may obscure your vision.
  • Page 5  While using the DR 7.25 ALL-TERRAIN TRIMMER/MOWER, do not hurry or take things for granted. When in doubt about the equipment or your surroundings, stop the machine and take the time to look things over. Make sure that you have 100% control of the Trimmer at all times.
  • Page 6: Chapter 2: Setting Up The Dr 7.25 All-Terrain Trimmer/Mower

    Chapter 2: Setting Up the DR 7.25 ALL-TERRAIN TRIMMER/MOWER It may be helpful to familiarize yourself with the controls and features of your DR 7.25 ALL-TERRAIN TRIMMER/MOWER as shown in Figure 1 before beginning these procedures. If you have any questions at all, please feel free to contact us at www.DRpower.com.
  • Page 7: Specifications

    Figure 2 Compare the contents of the Hardware Bag with the list above and Figure 1. If you have any questions please contact us at www.DRpower.com or call 1-800- Flange Bolts and DR-OWNER (376-9637) for assistance. Lock Washers Tools Needed: ...
  • Page 8 SF, SG, SH, SJ” or higher. Do not use special additives. Other types of oil could Grease cause problems with the operation of your machine. Please refer to your Engine Fitting Owner’s Manual for detailed information on oil quantity and cold temperature oil specifications. Figure 7 ® 7.25 ALL-TERRAIN TRIMMER/MOWER...
  • Page 9 1. Place the machine on a level surface and adjust the Tow Hitch as needed so Gas Fill the Frame and Engine are level. 2. Initially add 1/2 of the SAE 30 High Detergent oil into the Oil Fill (Figure 8) and wait one minute for the oil to settle.
  • Page 10: Chapter 3: Operating The Dr 7.25 All-Terrain Trimmer/Mower

    Chapter 3: Operating the DR 7.25 ALL-TERRAIN TRIMMER/MOWER  This machine is designed to operate at full throttle for desired trimming quality. Never trim at a slower speed; doing so can cause stress to the drive system and could cause damage to the machine that is not covered under warranty.
  • Page 11 Setting the cutting height of the Cords is done by adjusting the Cord Head Hitch Pin location and/or by rearranging the Spacers of the Caster Wheel Assembly. The Spacers are 1/2" thick to provide height adjustments in 1/2-inch increments. Changing the Cord Head location from below the molded Spacer to above it will change the height by 1-1/2"...
  • Page 12 Note: The Tow Hitch can be rotated to position the Clevis Pin holes at the top or bottom depending on how much adjustment you need to adjust the Tow Bar to level Bolts and Clevis Pin Locknuts the machine. Hitch Clip Figure 16 ® 7.25 ALL-TERRAIN TRIMMER/MOWER...
  • Page 13: Heavy Growth

    Wet Conditions Because there is no housing to restrict the flow of cut material, you can also use your DR 7.25 ALL-TERRAIN TRIMMER/MOWER to mow wet or heavy growth. You can use the Trimmer in damp conditions, after a rain, or in the early morning dew without clogging or stalling.
  • Page 14 Windrows The DR 7.25 ALL-TERRAIN TRIMMER/MOWER Cutting Cords cut even tall grass in just one pass, so you can collect clippings and leaves for mulch without raking. The machine ejects cut material to its right side, so you can use it like a lawn broom to make windrows for easy clean-up.
  • Page 15: Chapter 4: Maintaining The Dr 7.25 All-Terrain Trimmer/Mower

    Chapter 4: Maintaining the DR 7.25 ALL-TERRAIN TRIMMER/MOWER Regular maintenance is the way to ensure the best performance and long life of your machine. Please refer to this manual for maintenance procedures. Shut off the Tow Vehicle, set the parking brake and remove the Key. Shut off the Trimmer Engine and after all moving parts to come to a complete stop, wait five minutes before performing any maintenance procedure or inspection on the Trimmer.
  • Page 16 Bottom Plate  (4 Places) Nylon Brush ® 1. Remove the Cord Head as described in the “Replacing the Mow-Ball Cord Head” section. Figure 25 2. Remove the four Screws using a 3mm Allen Wrench (Figure 25). ® 7.25 ALL-TERRAIN TRIMMER/MOWER...
  • Page 17 4. Remove the Belt from the Trimmer Head Pulley and the main Drive Pulley. Figure 28 5. Install the new DR Drive Belt around the main Drive Pulley and the Trimmer Head Pulley. 6. Rotate the Belt Tension Idler Pulleys away from the Belt and slide the Belt between the Idler Pulleys 7.
  • Page 18 3. If the pressure reading is too low, add air through the Valve Stem with an air hose. 4. Replace the Valve Stem Protective Cap when finished. Valve Stem Do not over inflate the tires. Inflate to the manufacturers recommended pressure found on the tires. Figure 33 ® 7.25 ALL-TERRAIN TRIMMER/MOWER...
  • Page 19 Oil. There is however an Oil Flange Suction Pump available to make draining the Oil easier. Please visit our web Bolts site at www.DRPower.com or call 1-800-DR-OWNER (376-9637) for assistance. Engine Mount Tools and Supplies needed: ...
  • Page 20: Chapter 5: Troubleshooting

    Spark Plug hole and pull the Recoil Cord several times to blow out any oil in the Cylinder, then wipe off the Spark Plug and reinsert it.  If the Engine still will not start, visit our web site at www.DRPower.com or call 1-800-DR- OWNER (376-9637) for assistance.
  • Page 21  Check that the Engine has the right amount of clean oil. If it is dirty, change it following the procedure on page 19.  If your Engine still lacks power, visit our web site at www.DRPower.com or call 1-800-DR- OWNER (376-9637) for assistance.
  • Page 22: Chapter 6: Parts Lists And Schematic Diagrams

    Chapter 6: Parts Lists and Schematic Diagrams Parts List – Drive Assembly Note: Part numbers listed are available through DR Power Equipment. Ref# Part# Description Ref# Part# Description 34316 Engine Support 32442 Label, Strike Zone 34391 Cover, Large, with Labels...
  • Page 23 Schematic – Drive Assembly 021114 CONTACT US AT www.DRpower.com...
  • Page 24 Parts List – Frame and Tow Bar Assembly Note: Part numbers listed are available through DR Power Equipment. Ref# Part# Description Ref# Part# Description 34320 Spacer, 25mm OD X 2.5mm Wall X 34392 Frame, with Labels 25mm L 34390 Label, Branding 32207...
  • Page 25 Schematic – Frame and Tow Bar Assembly 021114 CONTACT US AT www.DRpower.com...
  • Page 26 Notes: ® 7.25 ALL-TERRAIN TRIMMER/MOWER...
  • Page 27 Notes: CONTACT US AT www.DRpower.com...
  • Page 28  If your DR TRIMMER/MOWER will be idle for more than 30 days, we recommend using a gas stabilizer. This will prevent sediment from gumming up the Carburetor. If there is dirt or moisture in the gas or Tank, remove it by draining the Tank. Completely fill the Tank with fresh, unleaded gas and add the appropriate amount of stabilizer or gasoline additive.
Save PDF