LELY Hibiscus 915 CD Vario Operator's Manual
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LELY Hibiscus 915 CD Vario Operator's Manual

Pull type twin rotor rake
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Lely Hibiscus
915 CD Vario
R-H015-1210EN
Operator Manual

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  • Page 1 Lely Hibiscus 915 CD Vario R-H015-1210EN Operator Manual...
  • Page 2 Study and understand this information thoroughly before you operate the Lely Hibiscus. Failure to do so could result in personal injury or damage to equipment. Please consult your local Lely service provider if you do not understand the information in this manual, or if you need additional...
  • Page 3 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 serve as guidelines. All instructions, pictures and specifications in this manual are based on the latest information that was available at the time of publication.
  • Page 4 The Type and Serial Number Plate is on the front of the headstock. Always include the type and serial numbers of your product when you contact your local Lely service provider or order spare parts. We suggest you to complete the table below with the type and serial numbers of your product.
  • Page 5 Abbreviations This manual uses the following abbreviations: • CD = Center delivery • HCP = Hydraulic control panel • P = Oil flows to the cylinders • PTO = Power take-off • T = Oil flow returns to the tank...

  • Page 7: Table Of Contents

    Table of Contents Introduction............................1-1 Optional extras......................... 1-3 1.1.1 Tine retainers........................... 1-3 1.1.2 Independent rotor lift........................ 1-4 Safety..............................2-1 Signal words..........................2-1 Safety instructions........................2-1 Explanation of the safety decals....................2-2 Explanation of remaining decals....................2-2 Position of the decals....................... 2-3 Operation.............................3-1 Hydraulic control panel......................3-1 Connect the Hibiscus to the tractor..................
  • Page 8 5.1.5 Maintenance every 6 year......................5-1 5.1.6 Maintenance after operation....................5-1 5.1.7 Maintenance before prolonged storage................... 5-2 5.1.8 Maintenance after prolonged storage..................5-3 Preventive maintenance......................5-4 5.2.1 Clean the Hibiscus........................5-4 5.2.2 Grease all the pivot points....................... 5-5 5.2.3 Grease the PTO shaft......................5-8 5.2.4 Replace the gearbox oil......................

  • Page 9: Introduction

    INTRODUCTION The Lely Hibiscus 915 CD Vario is a pull type twin rotor rake to rake grass or hay. The Hibiscus has: • Two rotors, • Cam track • Tandem-axle wheel, • Steering device • Hydraulic systems. • Optional extras (page 1‑3).
  • Page 10 1. Safety guard - 2. Working height adjustment - 3. Tine - 4. Hydraulic ram - 5. Warning board - 6. Steering device - 7. Transport wheel - 8. Rotor - 9. Rotor wheel - 10. Parking jack - 11. PTO shaft - 12 Headstock Figure 2.

  • Page 11: Optional Extras

    Optional extras 1.1.1 Tine retainers Tine retainers can be installed on the tine arms. This makes sure the tines do not fall off the tine arms after breakage. Lost tines can cause damage to other machinery. 1. Tine retainer Figure 3. Tine retainer Introduction...

  • Page 12: Independent Rotor Lift

    1.1.2 Independent rotor lift Always use the independent rotor lift in combination with the transport WARNING wheels 15.0/55-17. The independent rotor lift system replaces a part of the standard hydraulic system and is used to lift the rotors independent from each other. 1.

  • Page 13: 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 14: Explanation Of The Safety Decals

    • Depressurise the hydraulic system before you connect or disconnect hydraulic hoses. • Use protective clothing, gloves, safety glasses and ear protectors, if necessary. • Clean or replace the safety decals regularly so that they can be read at all times. Explanation of the safety decals Danger: Turning parts.

  • Page 15: Position Of The Decals

    Position of the decals Figure 5. Position of the safety decals Safety...
  • Page 16 Safety...

  • Page 17: Operation

    OPERATION Hydraulic control panel Read the tractor manual for the correct procedures to operate the Note: tractor hydraulics. The operator switches the handle(s) or moves the joystick to operate the Hibiscus. The following positions of the switches or joystick enable an action to the hydraulic system: •...
  • Page 18 The hydraulic systems (forward/reverse) marked on the front of the drawbar CAUTION are depending on how the connections are made to the tractor. • Hydraulic system (I): The hydraulic system (I) moves the Hibiscus from the working position to the headland position and vice versa. The 3/8" hydraulic hose of the system is connected to a single acting valve of the tractor.

  • Page 19: Connect The Hibiscus To The Tractor

    Connect the Hibiscus to the tractor Procedure 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. Unlock the parking jack, swing up the parking jack to the highest position and lock it in this position.

  • Page 20: Disconnect The Hibiscus From The Tractor

    Figure 8. Connect Hibiscus to Tractor Disconnect the Hibiscus from the tractor Procedure Unlock the parking jack, swing down the parking jack to the bottom position and lock it in this position Put the wheel wedges in front of the transport wheels and behind the transport wheels.

  • Page 21: 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 WARNING Hibiscus 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 22 Figure 9. Move the Hibiscus to the transport position Operation...
  • Page 23 Figure 10. Install and remove the tine arms from the rotor 1. Tine protective covers Figure 11. Tine protective covers Operation...

  • Page 24: Move The Hibiscus To The Working Position

    Move the Hibiscus to the working position Procedure Remove the protective covers (fig. 11, page 3‑7) from the tines and store these on the safety guard at the front. Operate the tractor double-acting valve (system II) to lift the Hibiscus out of the transport position and to lower it to the headland position.
  • Page 25 Figure 12. Move the Hibiscus to the working position Operation...

  • Page 26: Start Raking

    Start raking Always switch off the tractor engine before you leave the tractor cab. WARNING Make sure no persons are within a 100 meter radius of the Hibiscus WARNING during 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 WARNING...
  • Page 27 Figure 13. Making swath from a tedded field Figure 14. Making swath from a mowed field Operation 3-11...

  • Page 28: Move The Hibiscus From The Working Position To The Headland Position

    Move the Hibiscus from the working position to the headland position Procedure Lift the rotor(s) above the ground for making turns or ride across the land: • Simultaneous lifting: Operate the tractor single-acting valve (system I) to lift the rotors simultaneous to the headland position.

  • Page 29: Operation Adjustments

    OPERATION ADJUSTMENTS Make sure that the PTO shaft is disengaged and the tractor engine is WARNING switched off before adjustments are made. Adjust the working height Procedure Move the Hibiscus to the working position. Stop the tractor. Disengage the PTO. Wait for all moving parts of the Hibiscus to stop.
  • Page 30 1. Locking pin 2. Locking device 3. Winding handle A = Working height - + = Upwards - -. Downwards Figure 15. Adjust the working height Operation adjustments...

  • Page 31: Adjust The Working Width

    Adjust the working width Procedure Operate the tractor double-acting hydraulic valve (system II) to vary the working width (fig. 16, page 4‑3) between the minimum and the maximum indicator on the decal, when the Hibiscus is in the working position. A.

  • Page 32: Adjust The Height Of The Wheel Assembly

    Adjust the height of the wheel assembly Procedure Operate the tractor single-acting valves (system I and/or III) to lift the rotors both or independently just above the ground or to the headland position. Stop the tractor. Disengage the PTO. Wait for all moving parts of the Hibiscus to stop. WARNING Always switch off the tractor engine before you leave the tractor cab.

  • Page 33: Adjust The Cam Track

    Adjust the cam track Procedure Move the Hibiscus to the working position. Stop the tractor. Disengage the PTO. Wait for all moving parts of the Hibiscus to stop. WARNING Always switch off the tractor engine before you leave the tractor cab. WARNING Switch off the tractor engine.
  • Page 34 I. Right rotation - II. Left rotation 1. Cam track adjustment strip - 2. Adjustment strip mount - 3 Lynch pin - 4. Cam track Figure 18. Adjust the cam track Operation adjustments...

  • Page 35: Change To Independent Or Simultaneous Rotor Lifting

    Change to independent or simultaneous rotor lifting Procedure Move the Hibiscus to the working position. Stop the tractor. Disengage the PTO. Wait for all moving parts of the Hibiscus to stop. WARNING Always switch off the tractor engine before you leave the tractor cab. WARNING Switch off the tractor engine.
  • Page 36 1. Independent rotor lift set - 2. Hydraulic connection block (already mounted) - 3. Bounded seal - 4. Double nipple - 5. Hydraulic hose - 6. Reducing nipple - 7. Bounded seal - 8. Male coupler - 9. Plug - 10. Valve Figure 19.

  • Page 37: Adjust The Headland Position

    Adjust the headland position Procedure Move the Hibiscus in the working position. (page 3‑8). Operate the hydraulic valve (system I or I and III) to move the Hibiscus in the headland position. Rotate the rotor manually, so one of the tine arm is parallel with the rotor arm.
  • Page 38 1. Coupling of hydraulic connection block - 2.Tine arm - 3. Bolt - 4. Safety block - 5. Adjusting washer - 6 Nut Figure 20. Adjust the headland position 4-10 Operation adjustments...

  • Page 39: Maintenance

    MAINTENANCE Scheduled maintenance 5.1.1 Maintenance every 10 working hours • Grease the rotor gearbox. 5.1.2 Maintenance every 50 working hours • Grease the pivot points of the frame: (page 5‑6) • Hydraulic ram hinge, • Transport wheel hinge, • Steering device, •...

  • Page 40: Maintenance Before Prolonged Storage

    5.1.7 Maintenance before prolonged storage • Grease the rotor gearbox. • Grease the pivot frame (page 5‑6). • Grease the steering device (page 5‑5). • Grease the splines. • Grease the PTO shaft. • Grease the bearing block of the PTO extension (page 5‑6). •...

  • Page 41: Maintenance After Prolonged Storage

    5.1.8 Maintenance after prolonged storage • Grease the rotor gearbox. • Grease the pivot frame (page 5‑6). • Grease the steering device (page 5‑5). • Grease the splines. • Grease the PTO shaft. • Grease the bearing block of the PTO extension (page 5‑6). •...

  • Page 42: Preventive Maintenance

    Preventive maintenance Make sure that the PTO shaft is disengaged and the tractor engine is WARNING switched off before maintenance is made. 5.2.1 Clean the Hibiscus Do not spray water directly onto the hydraulic system, electric system or CAUTION bearings. This causes damage to the hydraulic system, electric system and bearings.

  • Page 43: Grease All The Pivot Points

    5.2.2 Grease all the pivot points Requirements • Grease pump, • Biodegradable grease (Total Biomultis SEP2 or equivalent). Procedure Use the grease pump to grease the pivot points in the following drawings: • Frame pivot points (fig. 21, page 5‑6), •...
  • Page 44 A = 50 h - B =100 h 1. Hydraulic ram hinge 2. Transport wheel hinge 3. Steering device 4. Rotor wheel hinge 5. Bearing block of PTO shaft extension 6. Headstock hinge 7. Rotor wheel arm hinge Figure 21. Frame pivot point Maintenance...
  • Page 45 A = 10 h. - B = 100 h. 1. Rotor - 2. Cam track Figure 22. Rotor pivot points A = 50 h. - B = 100 h. 1. Cam track adjustment bush - 2. Splines - 3. Bearing tandem wheel assembly Figure 23.

  • Page 46: Grease The Pto Shaft

    5.2.3 Grease the PTO shaft Requirements: • Grease pump • Biodegradable grease (Total Biomultis SEP2 or equivalent) Refer to the third party documentation for detailed information to grease the CAUTION type of PTO shaft. The important grease point for all the type of PTO-shafts are described in the next procedure.
  • Page 47 A. Grease nipple - B. Guard bearings - C. Profiled tube Type PTO 9-1154-0264 100. h. 100 h. 100 h. Figure 25. Grease point PTO shaft A. Grease nipple - B. Guard bearings - C. Profiled tube Type PTO 9-1154-0308 100.
  • Page 48 A. Grease nipple - B. Guard bearings - C. Profiled tube Type PTO 9-1154-0310 50. h. 50 h. 50 h. Figure 27. Grease point PTO shaft 5-10 Maintenance...

  • Page 49: Replace The Gearbox Oil

    5.2.4 Replace the gearbox oil Requirements • Collection container (minimum capacity: 2,0 litres), • GX85-W140 transmission oil or equivalent: 1,7 litres. An incorrect quantity of oil will cause overheating and permanent damage to CAUTION the gearbox. Procedure Clean the area around the drain plug. Put the collection container underneath the gearbox.

  • Page 50: Torque Tighten The Nuts Of The Tine Arm Carriage Bolts

    5.2.5 Torque tighten the nuts of the tine arm carriage bolts Requirements • Torque wrench • Loctite 243 Procedure Loosen the castellated nut of the rotor. Put Loctite on the thread of the threaded end. Torque-tighten the nut to 110 Nm (11 Kgm). Tighten all the bolts of the rotor segments.

  • Page 51: Grease The Cam Track

    5.2.6 Grease the cam track Requirements: • Grease pump • Molykote BR2 Plus or equivalent Procedure Use the grease pump to grease the cam track. Figure 30. Cam Track Lubrication Maintenance 5-13...

  • Page 52: Corrective Maintenance

    Corrective maintenance Make sure that the PTO shaft is disengaged and the tractor engine is WARNING switched off before maintenance is made. 5.3.1 Replace the tine(s) Procedure Stop the tractor and disengage the tractor PTO. Release the nut and remove the bolt and clamp block from the broken or worn-out tine.

  • Page 53: Replace The Tine Arm

    5.3.2 Replace the tine arm Procedure Remove the tine arm with tines that is broken of damaged from the tine arm support. Proceed with the following steps if the tine arm support is also damaged: Remove the cover plate from the rotor assembly. Remove the tine arm support by releasing the three bolts, washers and nuts.
  • Page 54 5-16 Maintenance...

  • Page 55: Diagrams And Tables

    DIAGRAMS AND TABLES Hydraulic I. Hydraulic lifting system II. Hydraulic folding system III. Hydraulic independent rotor lift system (optional) 1. Ball valve 2. Vario cylinders 3. Double action cylinders 4. Single action cylinder 5. Hydraulic block 6. Independent/simultaneous rotor lift valve Figure 33.

  • Page 56: Tyre Pressure Diagram

    Tyre pressure diagram > A. Tyre pressure transport wheel: 2.5 bar - B. Tyre pressure rotor wheel: 1.9 bar Figure 34. Tyre pressures Hibiscus Diagrams and tables...

  • Page 57: Bolt And Nut Torque Table

    Bolt and nut torque table The following tables specify the standard torque load for all quality bolts on the Hibiscus. Always use a calibrated torque wrench when you torque-tighten bolts and nuts. Thread size Bolt quality Nut quality 13.5 21.5 41.0 71.0 Thread size...
  • Page 58 Diagrams and tables...

  • Page 59: Troubleshooting

    TROUBLESHOOTING Crop is scattered behind the Hibiscus: • Reduce the PTO speed. The overload clutch of the PTO shaft engages: • Reduce your drive speed. The swath has no ideal swath shape: • Adjust the PTO speed. • Adjust the driving speed of the tractor. •...
  • Page 60 Troubleshooting...

  • Page 61: Specifications

    SPECIFICATIONS Hibiscus 915 CD Working width 8 - 9 m (26.24 - 29.52 ft) Transport width 2.96 m (9.71 ft) (optional 3.16 m (10.36 ft) Transport height 3.65 - 4.30 m (11.97 - 14.1 ft) Transport length 5.87 m (19.25 ft) (excl. PTO shaft) Rotor diameter (incl.
  • Page 62 Specifications...
  • Page 63 INTENTIONALLY BLANK...
  • Page 64 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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