LELY Hibiscus 725 CD Classic Operator's Manual
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LELY Hibiscus 725 CD Classic Operator's Manual

LELY Hibiscus 725 CD Classic Operator's Manual

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Lely Hibiscus
725 CD Classic
R-H013-1108EN
Operator Manual

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Summary of Contents for LELY Hibiscus 725 CD Classic

  • Page 1 Lely Hibiscus 725 CD Classic R-H013-1108EN Operator Manual...
  • Page 2 Please consult your local Lely service provider if you do not understand the information in this manual, or if you need additional information. All information in this manual has been compiled with care. Lely shall not be liable for errors or faults in this manual. The recommendations are meant to...
  • Page 3 Your Lely Hibiscus may comprise improvements, features or options that are not covered in this manual. Warranty Conditions For those parts that fail under normal operating conditions, the factory will make replacement parts available, free of charge, for a period of 12 (twelve) months from the date of purchase.

  • Page 5: Table Of Contents

    Spare Wheel Support.......................1-2 Safety..............................2-1 Signal Words..........................2-1 Safety Instructions........................2-1 Explanation of the Safety Decals on the Lely Hibiscus 725 CD Classic........2-2 Position of the Safety Decals on the Lely Hibiscus 725 CD Classic........2-3 Operation.............................3-1 Connect the Hibiscus to the Tractor..................3-1 Disconnect the Hibiscus from the Tractor................3-2 Move the Hibiscus to the Transport Position................3-3...
  • Page 6 Torque-tighten the Nuts of the Rotor..................5-12 5.2.10 Grease the Cam Track......................5-13 5.2.11 Grease the Cam Track Adjustment Bush................5-13 Diagrams and Tables.........................6-1 Lely Hibiscus 725 CD Classic Hydraulic Schematic..............6-1 Tyre Pressure Diagram......................6-2 Bolt and Nut Torque Table.......................6-3 Troubleshooting..........................7-1 Specifications.............................8-1 Hibiscus 725 CD Classic Specifications...................8-1...

  • Page 7: Introduction

    INTRODUCTION The Lely Hibiscus 725 CD Classic is a twin rotor rake to rake grass. The Lely Hibiscus 725 CD Classic has two rotors with 10 tine arms, each with four double tines. The tines provide a clean sweep and move the grass to the center in a fluffy swath.

  • Page 8: Hydraulic System

    Hydraulic System The hydraulic system is controlled by an operating cord to move the Lely Hibiscus 725 CD Classic from transport position to the working position. The optional ground pressure relief system transfers part of the weight of the rotors to the carriage to minimize any damage to the crop.

  • Page 9: Safety

    SAFETY This chapter contains safety instructions you must obey when you use or do maintenance on your Lely Hibiscus. It also explains the safety decals on the Lely Hibiscus. Signal Words Note the use of the signal words DANGER, WARNING and CAUTION. The...

  • Page 10: Explanation Of The Safety Decals On The Lely Hibiscus 725 Cd Classic

    • Clean or replace the safety decals regularly so that they can be read at all times. Explanation of the Safety Decals on the Lely Hibiscus 725 CD Classic Read the operator's manual carefully before you operate the Hibiscus Keep away from all turning parts unless they are locked and cannot move.

  • Page 11: Position Of The Safety Decals On The Lely Hibiscus 725 Cd Classic

    Position of the Safety Decals on the Lely Hibiscus 725 CD Classic Figure 3. Position of the Safety Decals Safety...
  • Page 12 Safety...

  • Page 13: Operation

    OPERATION Connect the Hibiscus to the Tractor Adjust the 3-point hitch on the tractor until the arms are at the same height. Connect the two lower arms of the 3-point hitch to the linkage pins on the headstock. Use the tractor hydraulics system to lift the headstock until it is level. Extend the parking jacks to the highest position.

  • Page 14: Disconnect The Hibiscus From The Tractor

    Figure 4. Linkage Pins of the Hibiscus Headstock Disconnect the Hibiscus from the Tractor Move the two parking jacks to the bottom position. Install the wheel wedges in front of the transport wheels and behind the transport wheels. Use the tractor hydraulic system to lower the headstock until the parking jacks are on the ground.

  • Page 15: Move The Hibiscus To The Transport Position

    Move the Hibiscus to the Transport Position Make sure there are no persons in the area when you move the Hibiscus WARNING to the transport position. Make sure the front axle weight of the tractor is sufficient (use front WARNING weights if necessary) and that you do not exceed the rear axle weight when the Hibiscus is in the transport position.

  • Page 16: Move The Hibiscus To The Working Position

    Move the Hibiscus to the Working Position Pull the operating cord to release the locking hooks on the hydraulic rams. Operate the tractor hydraulic system to extend the hydraulic rams until the Hibiscus is in the working position. Make sure the hydraulic rams have engaged behind the ridge. If you use a double acting tractor valve without floating position: •...

  • Page 17: Start Raking

    Start Raking Always switch off the tractor engine before you leave the tractor cab. WARNING Make sure no persons are within a 25 meter radius of the Hibiscus during WARNING operation. Make sure no persons are near the Hibiscus when you engage the PTO. WARNING Do not operate the Hibiscus without safety guards or swath curtain, or if WARNING...
  • Page 18 Figure 7. Making Swaths Operation...
  • Page 19 Figure 8. Moving Swaths Operation...

  • Page 20: Stop Raking

    Stop Raking Always switch off the tractor engine before you leave the tractor cab. WARNING Stop the tractor. Lift the Hibiscus to the headland position. Disengage the PTO. Wait for all moving parts of the Hibiscus to stop. WARNING Switch off the tractor engine. Operation...

  • Page 21: Test And Adjustment

    TEST AND ADJUSTMENT Adjust the Working Height Use the winding handle to adjust the working height. If necessary: • Operate the tractor's top link to lift the Hibiscus until the rotor is in a horizontal, or a slightly oblique forward position. •...
  • Page 22 Figure 9. Adjust the Working Height Test and Adjustment...

  • Page 23: Adjust The Tandem Wheel Assembly

    Adjust the Tandem Wheel Assembly Remove the three bolts from the end piece. Adjust the end piece to the applicable height. Install the three bolts. The end piece can be installed upside down so you can adjust the tandem Note: wheel assembly by a half position.

  • Page 24: Adjust The Working Width

    Adjust the Working Width Move the Hibiscus to the working position (page 3-4). Remove the two linch clips from the steering rod of the swath curtain and remove the steering rod (fig. 11, page 4-5). Remove the linch clip from the locking pin and remove the locking pin (fig.
  • Page 25 Figure 11. Remove the Steering Rod of the Swath Curtain Figure 12. Remove the Locking Pin Test and Adjustment...
  • Page 26 Figure 13. Removal and Installation of Bolts A and B Figure 14. Install the Correct Steering Rod of the Swath Curtain Test and Adjustment...

  • Page 27: Maintenance

    MAINTENANCE Scheduled Maintenance 5.1.1 Maintenance Every 10 Working Hours • Grease the rotor gearbox (page 5-3) 5.1.2 Maintenance Every 50 Working Hours • Grease the pivot frame (page 5-5) • Grease the steering device (page 5-6) • Grease the winding handle (page 5-7). •...

  • Page 28: Maintenance Before Prolonged Storage

    5.1.7 Maintenance Before Prolonged Storage • Grease the steering device (page 5-6) • Grease the winding handle (page 5-7). • Grease the splines (page 5-8). • Grease the PTO shaft (page 5-9). • Grease the bearing block of the PTO extension (page 5-10). •...

  • Page 29: Preventive Maintenance

    Preventive Maintenance 5.2.1 Grease the Rotor Gearbox • Requirements: • Grease pump. • Biodegradable grease (Total Biomultis SEP2 or equivalent). Manually turn the rotor in small increments and use the grease pump to grease the gearbox. Maintenance...
  • Page 30 Figure 15. Grease the Rotor Gearbox Maintenance...

  • Page 31: Grease The Pivot Frame

    5.2.2 Grease the Pivot Frame • Requirements: • Grease pump • Biodegradable grease (Total Biomultis SEP2 or equivalent) Use the grease pump to grease the pivot frame. Figure 16. Grease the Pivot Frame Maintenance...

  • Page 32: Grease The Steering Device

    5.2.3 Grease the Steering Device • Requirements: • Grease pump. • Biodegradable grease (Total Biomultis SEP2 or equivalent). Use the grease pump to grease the steering device. Figure 17. Grease the Steering Device Maintenance...

  • Page 33: Grease The Winding Handle

    5.2.4 Grease the Winding Handle • Requirements: • Grease pump. • Biodegradable grease (Total Biomultis SEP2 or equivalent). Use the grease pump to grease the winding handle. Figure 18. Grease the Winding Handle Maintenance...

  • Page 34: Grease The Splines

    5.2.5 Grease the Splines • Requirements: • Grease pump. • Biodegradable grease (Total Biomultis SEP2 or equivalent). Use the grease pump to grease the splines. Figure 19. Grease the Splines and Tandem Wheel Assembly Maintenance...

  • Page 35: Grease The Pto Shaft

    5.2.6 Grease the PTO Shaft • Requirements: • Grease pump • Biodegradable grease (Total Biomultis SEP2 or equivalent) Use the grease pump to grease the PTO shaft. Grease the profiled tubes of the PTO shaft. Figure 20. Grease Points PTO Shaft Maintenance...

  • Page 36: Grease The Bearing Block Of The Pto Shaft Extension

    5.2.7 Grease the Bearing Block of the PTO Shaft Extension • Requirements: • Grease pump. • Biodegradable grease (Total Biomultis SEP2 or equivalent). Use the grease pump to grease the bearing block of the PTO extension. Figure 21. Grease the Bearing Block of the PTO shaft Extension 5-10 Maintenance...

  • Page 37: Replace The Gearbox Oil

    5.2.8 Replace the Gearbox Oil • Requirements: • Collection container (minimum capacity: 6,5 litres) • GX85-W140 transmission oil or equivalent An incorrect quantity of oil will cause overheating and permanent damage to CAUTION the gearbox. Clean the area around the drain plug. Put the collection container undeneath gearbox A.

  • Page 38: Torque-Tighten The Nuts Of The Rotor

    5.2.9 Torque-tighten the Nuts of the Rotor Remove the cap from the catellated nut. Loosen the castellated nut of the rotor. Put Loctite 243 on the thread of the threaded end. Torque-tighten the nut to 400 Nm (40 Kgm). Tighten all the bolts of the rotor segments. See Bolt and Nut Torque Table (page 6-3) for the torque load of the bolts.

  • Page 39: Grease The Cam Track

    5.2.10 Grease the Cam Track • Requirements: • Grease pump • Biodegradable grease (Total Biomultis SEP2 or equivalent) Use the grease pump to grease the cam track. Figure 24. Grease the Cam Track 5.2.11 Grease the Cam Track Adjustment Bush •...
  • Page 40 5-14 Maintenance...

  • Page 41: Diagrams And Tables

    DIAGRAMS AND TABLES Lely Hibiscus 725 CD Classic Hydraulic Schematic 1. Double-acting ram - 2. Pressure relief valve Figure 26. Mechanically Controlled Hydraulic System Diagrams and Tables...

  • Page 42: Tyre Pressure Diagram

    Tyre Pressure Diagram Figure 27. Tyre Pressures Hibiscus 725 CD Classic Diagrams and Tables...

  • Page 43: Bolt And Nut Torque Table

    Bolt and Nut Torque Table The following table specifies the standard torque load for all quality 8.8 bolts in combination with quality 8 nuts on the Hibiscus. Always use a calibrated torque wrench when you torque-tighten bolts and nuts. 13.5 21.5 41.0 71.0...
  • Page 44 Diagrams and Tables...

  • Page 45: Troubleshooting

    TROUBLESHOOTING Crop is scattered behind the Hibiscus: • Reduce the PTO speed. The overload clutch of the PTO shaft engages: • Reduce your drive speed. Troubleshooting...
  • Page 46 Troubleshooting...

  • Page 47: Specifications

    SPECIFICATIONS Hibiscus 725 CD Classic Specifications Working width 6.95 - 7.35 m Transport width 2.85 m Transport height 4.00 m Transport length 5.9 m Rotor diameter (incl. tine arms) 3.20 Number of tine arms 2 x 10 Number of tines...
  • Page 48 Specifications...
  • Page 49 INTENTIONALLY BLANK...
  • Page 50 LELY INDUSTRIES NV Weverskade 110 NL-3147 PA Maassluis Tel +31 (0)10 - 59 96 333 Fax +31 (0)10 - 59 96 444 www.lely.com Live Life Lely...

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