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Spearhead DESTROYER
DESTROYER
Edition 4.1 – July 2014
Part No. 8999012
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Summary of Contents for Spearhead DESTROYER

  • Page 1 Spearhead DESTROYER DESTROYER Edition 4.1 – July 2014 Part No. 8999012 0 0 0 0...
  • Page 2 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 3 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 4 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 5 Conforming to EU Machinery Directive Conforming to EU Machinery Directive Conforming to EU Machinery 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...
  • Page 6: Table Of Contents

    Spearhead DESTROYER Contents Contents Contents Contents Introduction Safety Recommendation Attaching To The Tractor Setting Up & Adjustment Machine Protection Operation Servicing & Maintenance Servicing & Maintenance Servicing & Maintenance Servicing & Maintenance Safety First Torque Settings Daily/Every 8 hours Every 16 hours...
  • Page 7: Introduction

    Intro duction duction duction The Spearhead Destroyer is a very robust high capacity Rotary Cutter that is easy to operate and maintain. To ensure trouble-free operation this manual should be carefully studied. Important Note The information contained in this manual is correct at the time of publication.
  • Page 8: Safety

    Spearhead DESTROYER Safety Safety Safety Safety Warning Warning Danger – flying objects Shut off engine and remove keep safe distance from key before performing the machine as long as maintenance or repair work. the engine is running. Warning Warning Check all nuts are tight Stay clear of mower blade every 8 hours.
  • Page 9: Recommendation

    Spearhead DESTROYER Recommendations Recommendations Recommendations Recommendations Beware of the following Potential Dangers associated with the use of this machine: • Becoming trapped when hitching or unhitching • Getting caught on rotating power take off (PTO) • Being hit or caught by any moving part, e.g. Blades and drive shaft.
  • Page 10 Spearhead DESTROYER NEVER: NEVER: NEVER: NEVER: • Never operate the machine with other people present, as it is possible for debris, including stones, to be discharged from the front and rear. • Never operate the machine until you have read and understood this Handbook and are familiar with the controls.
  • Page 11: Attaching To The Tractor

    Spearhead DESTROYER Attaching To The Tractor Attaching To The Tractor Attaching To The Tractor Attaching To The Tractor Fit the machine to the tractor in the standard way, ensuring the correct match of linkage (category 2 linkage pins). Check that the top link is in good order and threads are well lubricated.
  • Page 12: Setting Up & Adjustment

    The clutch settings should not be altered without reference to the Spearhead Service Department. Never over-tighten the pressure springs on the slip clutches. This could result in severe damage to the gearbox and drive lines, as well as infringing on the warranty.
  • Page 13: Operation

    Spearhead DESTROYER Operation Operation Operation Operation Engage the PTO only when the tractor engine is at low revs to prevent shock damage to the machine. Slowly increase the engine revs to achieve the standard 1000rpm PTO speed. If at any time serious vibration occurs, stop the engine immediately and check that no blades are missing - following all safety precautions.
  • Page 14: Safety First

    Spearhead DESTROYER Service & Maintenance Service & Maintenance Service & Maintenance Service & Maintenance Safety First Safety First Safety First Safety First Warning Never carry out any servicing or maintenance work without first disengaging the PTO and stopping the tractor engine.
  • Page 15: Torque Settings

    Spearhead DESTROYER Service & Maintenance Service & Maintenance Service & Maintenance Service & Maintenance Torque Settings Torque Settings Torque Settings Torque Settings The Torque figures given below are recommended maximum settings only. Size: Tensile strength: Description: Torque setting: Gearbox bolts...
  • Page 16: Regularly

    Spearhead DESTROYER Service & Maintenance Service & Maintenance Service & Maintenance Service & Maintenance Regularly Regularly Regularly Regularly • Check there is no wrapping of string, plastic, grass or other debris between rotor boss and blades. • Inspect gearbox seals for leaks.
  • Page 17: Storage

    Grease all grease points until fresh grease shows. Store PTO shaft and drive belts in a dry place Remember, the Spearhead Destroyer is designed to withstand the most rigorous conditions, and with a little care and attention will give many years of trouble free service.
  • Page 18: Slip Clutch

    Spearhead DESTROYER Slip Clutch Maintenance & Settings Slip Clutch Maintenance & Settings Slip Clutch Maintenance & Settings Slip Clutch Maintenance & Settings The compression of the Belleville spring used on this friction clutch must be adjusted to compensate for wear of the linings and to maintain the desired setting.
  • Page 19 Spearhead DESTROYER Conten Contents ts ts ts Conten Conten Ordering Your Parts Main Deck Headstock Skids Blade Carrier Gearbox Safety Decals Gearbox PTO Shaft...
  • Page 20: Ordering Your Parts

    Spearhead DESTROYER Orderi Ordering Parts Orderi Orderi ng Parts ng Parts ng Parts When ordering parts, please refer to your parts list to help your dealer with your order. Please provide the following information: Model Number Part Number and quantity...
  • Page 21: Main Deck

    Spearhead DESTROYER MAIN DEC MAIN DECK K K K - - - - S180001.10 S180001.10 MAIN DEC MAIN DEC S180001.10 S180001.10 REF NO. PART NO. QTY. DESCRIPTION 1800043 DECK ASSEMBLY 1800044 REAR CHAIN GUARD RETAINING BAR 1800045 FRONT CHAIN GUARD RETAINING BAR...
  • Page 22: Headstock

    Spearhead DESTROYER HEADSTOCK - - - - S180001.11 HEADSTOCK S180001.11 HEADSTOCK HEADSTOCK S180001.11 S180001.11 REF NO. PART NO. QTY. DESCRIPTION 1800049 HEADSTOCK 1778037 PEAR PIN 1777209 RETAINING WASHER - 40mm 00.372.01 LYNCH PIN 6310203 TOP LINK PIN 46505.01 DOCUMENTS FLASK...
  • Page 23: Skids

    Spearhead DESTROYER SKIDS SKIDS - - - - S180001.12 S180001.12 SKIDS SKIDS S180001.12 S180001.12 REF NO. PART NO. QTY. DESCRIPTION 1800048 SKID ASSEMBLY 2770535 M12 X 35 BOLT 2770436 M12 FLAT WASHER 2770417 M12 NYLOCK...
  • Page 24: Blade Carrier

    Spearhead DESTROYER BLADE CARRIER BLADE CARRIER - - - - S180001.13 S180001.13 BLADE CARRIER BLADE CARRIER S180001.13 S180001.13 REF NO. PART NO. QTY. DESCRIPTION 1800047 UPPER BLADE CARRIER 1800050 LOWER BLADE PLATE 1800051 BLADE SHIM - 15mm 1800052 BLADE SHIM - 3mm...
  • Page 25: Gearbox

    Spearhead DESTROYER GEARBOX GEARBOX - - - - S180001.14 S180001.14 GEARBOX GEARBOX S180001.14 S180001.14 REF NO. PART NO. QTY. DESCRIPTION 5780004 GEARBOX 5770129 CONE 5770528 INPUT PTO SHAFT 2770418 M10 X 20 BOLT 2770469 M10 SPRING WASHER 2770434 M10 FLAT WASHER...
  • Page 26: Safety Decals

    Spearhead DESTROYER SAFETY DECALS - - - - S180001.16 SAFETY DECALS S180001.16 SAFETY DECALS SAFETY DECALS S180001.16 S180001.16 8770363 8770 8770 8770367 8770307 8770307 8770 8770322 8770 8770 8770 8770 8770307 8770307 8770 8770 8770306 8770306 8770306 8770306 8770357 8770357...
  • Page 27: Gearbox

    Spearhead DESTROYER GEARBOX GEARBOX GEARBOX GEARBOX...
  • Page 28 Spearhead DESTROYER GEARBOX GEARBOX GEARBOX GEARBOX REF NO. PART NO. QTY. DESCRIPTION 5780004 GEARBOX ASSEMBLY 5780015 5780010 INPUT SHAFT 5780004/1 OUTPUT SHAFT 5780004/3 LOCK NUT 5780012 SHIELD 2770418 SCREW 2770510 SPLIT PIN 5780017 CASTLE NUT 2770469 WASHER 05.959.07 CIRCLIP 5780004/5...
  • Page 29: Pto Shaft

    Spearhead DESTROYER INPUT INPUT PTO SHAFT PTO SHAFT 5770528 5770528 INPUT INPUT PTO SHAFT PTO SHAFT 5770528 5770528...
  • Page 30 Spearhead DESTROYER INPUT PTO SHAFT INPUT PTO SHAFT 5770528 5770528 INPUT INPUT PTO SHAFT PTO SHAFT 5770528 5770528 REF NO. PART NO. QTY. DESCRIPTION 5770528 INPUT P.T.O. SHAFT 5770528.01 YOKE 20 SPLINE - TRACTOR END 5770528.02 CROSS JOURNAL 5770528.03 YOKE - IN-BOARD OUTER 5770528.04...
  • Page 31 Spearhead DESTROYER...
  • Page 32 Spearhead DESTROYER...
  • Page 33 Spearhead Machinery Ltd Green View Salford Priors Evesham Worcestershire WR11 8SW Tel: 01789 491860 Fax: 01789 778683 www.spearheadmachinery.com enquiries@spearheadmachinery.com...

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