Land Pride GR1525 Operator's Manual
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Land Pride GR1525 Operator's Manual

Land Pride GR1525 Operator's Manual

Stump grinder
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Stump Grinder
GR1525
73159
Table of Contents
!
Read the Operator's Manual entirely. When you see this symbol,
the subsequent instructions and warnings are serious - follow
without exception. Your life and the lives of others depend on it!
Cover photo may show optional equipment not supplied
with standard unit.
For an Operator's Manual and Decal Kit in French
Language, please see your Land Pride dealer.
328-167M
Operator's Manual
Printed 3/17/20

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Summary of Contents for Land Pride GR1525

  • Page 1 Your life and the lives of others depend on it! Cover photo may show optional equipment not supplied with standard unit. For an Operator’s Manual and Decal Kit in French Language, please see your Land Pride dealer. Printed 3/17/20...

  • Page 2: Machine Identification

    Model Number Serial Number Machine Height Machine Length Machine Width Machine Weight Delivery Date First Operation Accessories Dealer Contact Information Name: Street: City/State: Telephone: Email: California Proposition 65 WARNING: Cancer and reproductive harm - www.P65Warnings.ca.gov GR1525 Stump Grinder 328-167M 3/17/20...
  • Page 3 Land Pride assumes no responsibility for errors or omissions. Neither is any liability assumed for damages resulting from the use of the information contained herein. Land Pride reserves the right to revise and improve its products as it sees fit. This publication describes the state of this product at the time of its publication, and may not reflect the product in the future.
  • Page 4 Land Pride products. Download the appropriate App on your Refer to Parts Manual QR smart phone, open the App, point your Locator on this page for phone on the QR code and take a picture. detailed instructions. GR1525 Stump Grinder 328-167M 3/17/20...

  • Page 5: Important Safety Information

     Important Safety Information Important Safety Information These are common practices that may or may not be applicable to the products described in this manual. Safety at All Times Look For The Safety Alert Symbol Careful operation is you best The SAFETY ALERT SYMBOL indicates there is a insurance against an accident.

  • Page 6: Transport Safely

     Replace parts on this implement correct tools and equipment. follow all shutdown procedures with genuine Land Pride parts only.  Always properly match the wheel before leaving the operator’s seat to Do not alter this implement in a way size to the properly sized tire.

  • Page 7: Avoid High Pressure Fluids

    Use Safety Use Seat Belt and ROPS Keep Riders Off Lights and Devices Machinery  Land Pride recommends the use of a CAB or roll-over-protective-  Slow moving tractors, and tractor  Never carry riders or use structures (ROPS) and seat belt self-propelled equipment can to lift or transport individuals.
  • Page 8 Important Safety Information These are common practices that may or may not be applicable to the products described in this manual. Avoid crystalline Silica  Be aware of and follow OSHA  If possible, change into disposable (or other local, State, or Federal) or washable work clothes at the (quartz) Dust guidelines for exposure to airborne...
  • Page 9 Important Safety Information This page left blank intentionally. 3/17/20...

  • Page 10: Safety Labels

    Spray soapy water onto the cleaned area. all damaged or missing labels. Order new labels from your Peel backing from label and press label firmly onto the nearest Land Pride dealer. To find your nearest dealer, surface. visit our dealer locator at www.landpride.com.
  • Page 11 Table of Contents Important Safety Information 73160 818-552C Danger: Rotating Driveline Hazard 73160 73167 818-798C Warning: Pinch Point Hazard (4 places) 3/17/20 GR1525 Stump Grinder 328-167M...
  • Page 12 Table of Contents Important Safety Information 73164 858-237C Warning: Underground Utilities Hazard 73167 818-130C Warning: Operate only with 540 rpm power take-off 73167 848-747C Warning: High Pressure Fluid Hazard GR1525 Stump Grinder 328-167M 3/17/20...
  • Page 13 Table of Contents Important Safety Information 73166 838-295C Danger: Rotating Blade Hazard (2 places) 73162 848-088C Danger: Guard Missing Hazard 24597 818-540C Danger: Guard Missing Hazard 24597 818-552C Danger: Rotating Driveline Hazard 3/17/20 GR1525 Stump Grinder 328-167M...

  • Page 14: Using This Manual

    Table of Contents Introduction Introduction Land Pride welcomes you to the growing family of new The parts on your Stump Grinder have been specially product owners. This Stump Grinder has been designed designed by Land Pride and should only be replaced with with care and built by skilled workers using quality genuine Land Pride parts.

  • Page 15: Section 1: Assembly & Set-Up

    “Tractor Requirements” on this page. Go through the “Pre-Assembly Checklist” on this page. To speed up the assembly task and to make the job safer, have all needed parts and equipment readily at hand. 3/17/20 GR1525 Stump Grinder 328-167M...

  • Page 16: Driveline Installation

    4. Attach slip-clutch yoke to the gearbox input shaft with removed bolts (#6), and nuts (#5). Tighten nuts (#5) to the correct torque for a M12 bolt. 5. Push/pull on slip-clutch yoke to ensure it is securely fastened to the gearbox input shaft. GR1525 Stump Grinder 328-167M 3/17/20...
  • Page 17 Rod end of lift cylinder ....55" Base end of lift cylinder ....26" 73345 73305 73339 Single Remote Bundle Figure 1-3 3/17/20 GR1525 Stump Grinder 328-167M...
  • Page 18 Rod end of lift cylinder ....26" Base end of lift cylinder ....55" Dual Remote Bundle Figure 1-5 GR1525 Stump Grinder 328-167M 3/17/20...
  • Page 19 Most tractors have sway blocks or adjustable chains for this purpose. NOTE: Land Pride’s Quick Hitch can be attached to the tractor to provide quick and easy 3-point hook- up and detachment. See your nearest Land Pride...
  • Page 20 “Tractor Shutdown Procedure” on page 12. 9. Reinsert wire retaining pin (#2). 16. Lengthen or shorten the top center link to adjust the main frame vertical. 10. Hook wire retainer over end of pin to secure the park stand. GR1525 Stump Grinder 328-167M 3/17/20...

  • Page 21: Driveline Hook-Up

    6. Collapse driveline by pushing tractor end of driveline Hold inner and outer drivelines parallel to each other. toward the Stump Grinder’s gearbox. If dimension “A” is greater than or equal to 1" (2.5 cm), 3/17/20 GR1525 Stump Grinder 328-167M...

  • Page 22: Check Driveline Maximum Length

    (“Y” dimension) and record. b. Cut off outer shield at the mark. Cut same amount off the outer shaft (“Y1” dimension). 12. Remove all burrs and cuttings. 13. Continue with “Check Driveline Maximum Length” on this page. GR1525 Stump Grinder 328-167M 3/17/20...

  • Page 23: Hydraulic Hose Hook-Up

    Lift Position b. Toggle switch (#2) to the “LIFT” position. “LIFT” switch lights-up when activated. Operate the tractor control lever for the duplex outlet to raise and lower the grinder head with hydraulic cylinder (#4). 3/17/20 GR1525 Stump Grinder 328-167M...
  • Page 24 Make sure quick disconnect couplers have fully engaged. If they have not, check the following: a. Make sure couplers are same size and type. b. Make sure hydraulic pressure has been released. GR1525 Stump Grinder 328-167M 3/17/20...

  • Page 25: Check Driveline Interference

    Supports placed under the grinder may need to be lowered to complete this step. 6. If needed, repeat steps 1-5 until all limits mentioned in step 3 are maintained. 3/17/20 GR1525 Stump Grinder 328-167M...

  • Page 26: Section 2: Adjustments

    Adjust needle valve (#2) until the grinder operates with an even cut while swinging from left to right. Eliminate stutter cuts by reducing both needle valves until the cutting paths are smooth. GR1525 Stump Grinder 328-167M 3/17/20...

  • Page 27: Operator's Responsibilities

    Always remove the implement from use until the damaged driveline can be repaired or replaced. 3/17/20 GR1525 Stump Grinder 328-167M...
  • Page 28 4. Shift tractor to a lower gear when traveling over rough Figure 3-1. or hilly terrain. 8. Slightly extend lift cylinder (#1) to lower the carbide teeth enough to make a cut into the stump as shown in Figure 3-3 on page 25. GR1525 Stump Grinder 328-167M 3/17/20...

  • Page 29: Section 3: Operating

    16. Repeat steps 8-15 until the stump has been removed approximately 10" below the ground as shown in Figure 3-5. End of Series of Layered Cuts Approx. 10" Below Ground Figure 3-5 3/17/20 GR1525 Stump Grinder 328-167M...
  • Page 30 19. Return to the tractor and drive slowly away making 8. Shut tractor down before dismounting. Refer to the sure tractor and lower 3-point arms are clear while “Tractor Shutdown Procedure” on page 12. pulling away. GR1525 Stump Grinder 328-167M 3/17/20...
  • Page 31 By now you should have familiarized yourself with the approximately 10" deep has been removed and/or you Operator’s Manual for your model GR1525 Stump are ready to back-up to a new cutting position over the Grinder. If you have not done so, please do so now.
  • Page 32 Check all hardware after several hours of operation and regularly thereafter to ensure they are tight and secured. Replace worn, damaged, or illegible safety labels by obtaining new labels from your Land Pride dealer. DANGER To avoid serious injury or death: Always secure equipment with solid, non-concrete supports before working under it.

  • Page 33: Section 4: Maintenance & Lubrication

    (#2) between the straight teeth. The left-hand straight teeth (#5) are attached to the cutting wheel on the near side (NS) with a series of four bent teeth (#3) between the straight teeth. 3/17/20 GR1525 Stump Grinder 328-167M...
  • Page 34 Disengage power take-off, then re-engage a second time for 2-3 seconds. Disengage power take-off, shut off tractor, and remove key. Wait for all components to stop before dismounting from tractor. GR1525 Stump Grinder 328-167M 3/17/20...

  • Page 35: Clutch Assembly And Disassembly

    3/64" (1.1mm). If clutches have been slipped to the point of “smoking” , the friction discs may be damaged and should be replaced. Heat build-up may also affect the yoke joints. 3/17/20 GR1525 Stump Grinder 328-167M...

  • Page 36: Long Term Storage

    Replace teeth and/or teeth assemblies as needed. 4. Repaint parts where paint is worn or scratched to prevent rust. Ask your Land Pride dealer for aerosol touch-up paint. Paint is also available in touch-up bottles with brush, quarts, and gallon sizes by adding TU, QT, or GL to the end of the aerosol part number.
  • Page 37 Quantity: With gearbox level, check oil in box by removing plug from side. If oil level is low remove top plug and fill with lube until fluid flows from back port. Do not overfill. Check oil level with swing arm horizontal or level. 3/17/20 GR1525 Stump Grinder 328-167M...

  • Page 38: Driveline U-Joints

    Grease inner tube bearings every 20 hours Two grease zerks Type of Lubrication: Multi-purpose grease Quantity: As required 24873 Hours Driveline Profiles Grease all driveline profiles every 20 hours Type of Lubrication: Multi-purpose grease Quantity: As required GR1525 Stump Grinder 328-167M 3/17/20...

  • Page 39: Section 5: Specifications & Capacities

    12 - Replaceable carbide teeth Cutting Wheel Speed 1050 rpm Cutting Arc 35 Degrees Maximum Cutting Depth Below Ground 10" Greasable Hinge Points Color Orange Outside Cutting Wheel Diameter 24" Cutting Wheel Thickness 1/2" 73235 3/17/20 GR1525 Stump Grinder 328-167M...

  • Page 40: Section 6: Features & Benefits

    Offset articulating arm Allow for optimum line-of-site from operator’s seat. Slip clutch driveline To protect the gearbox and driveline when coming in contact with something solid. Cat. I or Cat. II hook-up Allows different tractor set-up. GR1525 Stump Grinder 328-167M 3/17/20...

  • Page 41: Section 7: Troubleshooting

    Stump Grinder vibrates Don’t move tractor while making a cut. excessively Backing up while making a cut. If available, set tractor park brake. Making deep cuts in the stump. Make shallower cuts in the stump. 3/17/20 GR1525 Stump Grinder 328-167M...

  • Page 42: Section 8: Torque Values Chart

    1-1/2" - 12 1330 2970 2190 4820 3560 Torque tolerance + 0%, -15% of torquing values. Unless otherwise specified use torque values listed above. Additional Torque Values Tooth Mounting Bolts 5/8"-13 UNF GR 8 200 ft-lbs GR1525 Stump Grinder 328-167M 3/17/20...

  • Page 43: Warranty

    This Warranty is limited to the repair or replacement of any defective part by Land Pride and the installation by the dealer of any such replacement part, and does not cover common wear items. Land Pride reserves the right to inspect any equipment or parts which are claimed to have been defective in material or workmanship.
  • Page 44 Corporate Office: P.O. Box 5060 Salina, Kansas 67402-5060 USA www.landpride.com...

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