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Spearhead Multicut 620
MULTICUT 620
th
9
Edition – August 2016
Part No. 8999024
1 1 1 1

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Summary of Contents for Spearhead Multicut 620

  • Page 1 Spearhead Multicut 620 MULTICUT 620 Edition – August 2016 Part No. 8999024 1 1 1 1...
  • Page 2 Inevitable. Should you find the information given in this book different to the Machine it relates to please contact the “After Sales Department” for advice. Spearhead Machinery Green View Salford Priors Evesham Worcestershire WR11 8SW Tel: 01789 491860 Fax: 01789 778683 www.spearheadmachinery.com enquiries@spearheadmachinery.com © Spearhead Machinery Limited 2004 2 2 2 2...
  • Page 3: Warranty

    VERIFICATION OF WARRANTY REGISTRATION DEALER WARRANTY INFORMATION & REGISTRATION VERIFICATION It is imperative that the selling dealer registers this machine with Spearhead Machinery Limited before delivery to the end user – failure to do so may affect the validity of the machine warranty.
  • Page 4 1.02. All spare parts supplied by Spearhead Machinery Limited are warranted to be free from defects in material and workmanship from the date of sale to the original purchaser for a period of 6 months.
  • Page 5 Machinery web site and confirms the registration to the purchaser by completing the confirmation form in the operator’s manual. 2.02. Any fault must be reported to an authorised Spearhead Machinery dealer as soon as it occurs. Continued use of a machine, after a fault has occurred, can result in further component failure for which Spearhead Machinery Ltd cannot be held liable.
  • Page 6 Conforming to E Machinery Machinery Directive Directive 2006/42 2006/42/ / / / EC 2006/42 2006/42 We, Spearhead Machinery Ltd, Green View, Salford Priors, Evesham, Worcestershire, WR11 8SW hereby declare that: Product Product Product Product ……………………………………………..………………………… Product Code Product Code Product Code Product Code ……………………………………………..…………………………...
  • Page 7: Table Of Contents

    Spearhead Multicut 620 Contents Contents Contents Contents Warranty Contents Safety Recommendations Introduction Tractor Requirements Attaching To The Tractor Setting Up Your Machine Operation Transportation Machine Protection Servicing & Maintenance Servicing & Maintenance Servicing & Maintenance Servicing & Maintenance Safety First...
  • Page 8: Safety

    Spearhead Multicut 620 Safety Safety Safety Safety Warning Warning Avoid fluid escaping Shut off engine and remove under pressure. Consult key before performing technical manual for maintenance or repair work. services procedures Warning Warning Danger – flying objects Check all nuts are tight keep safe distance from every 8 hours.
  • Page 9: Recommendations

    Spearhead Multicut 620 Recommendations Recommendations Recommendations Recommendations Beware of the following Potential Dangers associated with the use of this machine: • Becoming trapped when hitching or unhitching • Machine overbalancing when wing is raised. • Getting caught on rotating power take off (PTO) •...
  • Page 10 Spearhead Multicut 620 Recommendations Recommendations Recommendations Recommendations • Ensure all blades have stopped spinning before folding wings into transport position. • Disengage the machine, stop the engine and remove the key before leaving the tractor cab for any reason •...
  • Page 11: Introduction

    Introduction Introduction Introduction Introduction The Spearhead 620 is a heavy-duty rotary mower for a set-aside, stubble and pasture topping. By carefully following the instructions in this handbook, the 620 will give many years of trouble free operation. Safety First Safety First...
  • Page 12 Spearhead Multicut 620 Attaching To The Tractor Attaching To The Tractor Attaching To The Tractor Attaching To The Tractor Determining The Correct Length PTO Shaft To determine the correct length of the driveline, it is advisable to hook the machine to the tractor and place the machine in order for it be at a minimum distance between the power takeoffs.
  • Page 13 Spearhead Multicut 620 3. Carefully deburr the ends of the tubes with a file and remove any chippings from the tubes 4. Shorten shield tubes one at a time by cutting the same length that was cut from the drive tubes.
  • Page 14: Setting Up Your Machine

    Spearhead Multicut 620 Setting Up Your Machine Setting Up Your Machine Setting Up Your Machine Setting Up Your Machine Levelling Levelling Levelling Levelling – – – – Front To Rear Front To Rear Front To Rear Front To Rear Once coupled to the tractor, check the mower is cutting level from the front to the rear of the machine.
  • Page 15 There are several ways of adjusting the wing height on a Spearhead 620 mower. These adjustments are necessary to compensate for wear and also variation of tolerances.
  • Page 16 Spearhead Multicut 620 Height To alter the minimum height of cut; fully raise the machine, remove pin A, slide sleeve B forward or backwards to raise and lower cutting height respectively, replace pin A through sleeve B and gently lower the machine. The sleeve B only controls the minimum cutting height;...
  • Page 17 Spearhead Multicut 620 The screw adjustment on the wing ram mounting point enables the transport width to be minimised when the wings are raised. Ensure wing rams are fully closed before lengthening adjusting bolt to reduce transport width. Drawbar Drawbar...
  • Page 18: Operation

    Spearhead Multicut 620 Operation Operation Operation Operation Once ready for work, raise the mower cutting height slowly engage the PTO with the tractor engine at low revs to prevent shock damage to the machine. Slowly increase engine revs to achieve the recommended PTO speed of 1000r.p.m.
  • Page 19 Spearhead Multicut 620 Recommended Recommended Recommended Recommended Do not operate the machine over rough terrain on the height stop, as any shock loads may cause stress leading to fatigue and failures. Carry the weight on the gas suspension system by removing the height stop pin.
  • Page 20: Transportation

    Spearhead Multicut 620 Transportation Transportation Transportation Transportation First disengage the PTO drive, fold the wings fully up and secure with locking pin and transport strap (Fig. 7). Raise he machine up above the height stop carrying the machine weight on the height ram, this transfers pressure to the hydra gas suspension system.
  • Page 21: Machine Protection

    Alternatively refer to page 26. If in any doubt, consult Spearhead’s Service Department or your local Spearhead Dealer for further advice. Fig. 8 Slip Clutch (BONDIOLI & PAVESI)
  • Page 22: Servicing & Maintenance

    Spearhead Multicut 620 Service & Maintenance Service & Maintenance Service & Maintenance Service & Maintenance Safety First Safety First Safety First Safety First • Never leave the tractor seat without first disengaging the PTO and stopping the engine. • Ensure all rotating parts have stopped turning.
  • Page 23: Daily

    Spearhead Multicut 620 Servicing & Maintenance Servicing & Maintenance Servicing & Maintenance Servicing & Maintenance Daily Daily Daily Daily • Grease all grease points, including rear axle pivot points (Fig. 9a), axle hinge (Fig. 9c), wheel arms (Fig. 9b), and front draw bar pivot (Fig. 9f) •...
  • Page 24: Every 8 Hours

    Spearhead Multicut 620 Service & Maintenance Service & Maintenance Service & Maintenance Service & Maintenance – Every 8 hours Every 8 hours Every 8 hours Every 8 hours Every 8 hours Fig. 10 Primary input shaft. Cross (C) 22 g...
  • Page 25: Regularly

    Spearhead Multicut 620 Servicing & Maintenance Servicing & Maintenance Servicing & Maintenance Servicing & Maintenance Regularly Regularly Regularly Regularly • Check there is no wrapping of string, plastic, grass or other debris between rotor boss and gearbox oil seal. •...
  • Page 26: Slip Clutch Settings

    Spearhead Multicut 620 Clutch Clutch Clutch Clutch Maintenance Maintenance Maintenance & Settings Maintenance & Settings & Settings & Settings BONDIOLI Manufacture (Belleville Spring) Check the condition of the friction discs before use and following periods of storage. Release the tension from the spring, turn the clutch while holding the P.T.O stationary.
  • Page 27: Skids

    Then, and only then may the outer bolts can be loosened. Failure to observe these precautions could seriously injure and could even result in loss of life. If in any doubt consult a tyre repair specialist or Spearhead’s Service Department. Fig. 15 Wheel Hub nuts...
  • Page 28: Storage

    Spearhead Multicut 620 Storage Storage Storage Storage Before storing away, thoroughly wash the machine removing all traces of grass and dirt. Great care must be taken when washing with high-pressure hoses, do not hold the water jet close to the paintwork. Use steam cleaners with caution and be sure to remove all detergents to avoid any discoloration or damage to the paintwork.
  • Page 29: Trouble Shooting Guide

    Spearhead Multicut 620 Trouble Shooting Guide Broken or damaged blades Slip clutches overheating Raise cutting height to avoid Machine overloaded striking the ground Incorrect operating speed Remove or avoid obstacles such as rocks Incorrect setting Check rotor speed Blades hitting the ground...
  • Page 30 Spearhead Multicut 620...
  • Page 31 Spearhead Multicut 620 Spearhead Machinery Green View Salford Priors Evesham Worcestershire WR11 8SW Tel: 01789 491860 Fax: 01789 778683 www.spearheadmachinery.com enquiries@spearheadmachinery.com...

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