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Summary of Contents for Spearhead TWIGA COMPACT
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Page 3: Warranty
Spearhead TWIGA COMPACT CE Declaration of Conformity, Conforming to EU Machinery Directive 2006/42/EC We, Spearhead Machinery Ltd, Green View, Salford Priors, Evesham, Worcestershire, WR11 8SW hereby declare that: Product ……………………………………………..………………………… Product Code ……………………………………………..………………………… Serial No ……………………………………………..……..…………………. Type ……………………………………………..………………………… Manufactured by: Alamo Manufacturing Services (UK) Limited, Station Road, Salford Priors, Evesham, Worcestershire, WR11 8SW Complies with the required provisions of the Machinery Directive 2006/42/EC. - Page 4 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 5 LIMITED WARRANTIES 1.1. All machines 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 12 months, unless a different period is specified.
- Page 6 Spearhead Machinery web site and confirms the registration to the purchaser by completing the confirmation form in the operator’s manual. 2.2. 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 7 2.6. The submission of a claim is not a guarantee of payment. 2.07.Any decision reached by Spearhead Machinery Ltd is final. LIMITATION OF LIABILITY 3.1. The manufacturer disclaims any express (except as set forth herein) and implied warranties with respect to the goods including, but not limited to, merchantability and fitness for a particular purpose.
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Page 8: Table Of Contents
Spearhead TWIGA COMPACT Contents General Information EC Declaration of conformity Warranty Introduction Specification Safety Safety Recommendations Overhead Power Lines Safety Decal Warning Signs Roadwork Guidelines Training Tractor Requirements Installing your Machine Attaching To The Tractor Running Up Your Machine Removing From The Tractor... -
Page 9: Introduction
Spearhead TWIGA COMPACT Introduction The TWIGA is a very robust high capacity reach mower that is easy to operate and maintain. To ensure trouble-free operation this manual should be carefully studied. The term Left and Right hand applies to the machine when coupled to the tractor and viewed from the rear, this also applies to the tractor. -
Page 10: Specification
Spearhead TWIGA COMPACT Specification Weight inc. Oil (Kg) 1350 1370 1350 1370 Weight of head (Kg) Tractor horse power 1300 2000 1300 2000 Min. tractor weight (Kg) Oil tank capacity (ltr) Reach A (m) Reach B (m) Reach C (m) -
Page 11: Safety Recommendations
Spearhead TWIGA COMPACT Safety Recommendations Beware of the following Potential Dangers associated with the use of this machine: • Becoming trapped when hitching or unhitching • Tractor overbalancing when arm is extended • Electrocution due to hitting overhead power lines •... - Page 12 Spearhead TWIGA COMPACT work site and should be in accordance with Department of Transport recommendations. • Ensure flails are of the type recommended by the manufacturer, are securely fitted and are undamaged. • Ensure hydraulic pipes are correctly routed to avoid damage from chafing, stretching, pinching or kinking.
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Page 13: Overhead Power Lines
Spearhead TWIGA COMPACT Overhead Power Lines It cannot be stressed enough the dangers involved when working in the vicinity of Overhead Power Lines (OHPLs). Some of our machines are capable of reach in excess of 8 metres (26’); they have the potential to well exceed, by possibly 3 metres (9’ 9”), the lowest legal minimum height of 5.2 metres from the ground for 11,000 and 33,000 volt power lines. - Page 14 Spearhead TWIGA COMPACT Definitions of Exclusion Zones Risk Assessment Before starting to work near OHPLs you should always assess the risks. The following points should be observed; Know the risks of contacting OHPLs and the risk of flashover. Find out the maximum height and maximum vertical reach of your machine.
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Page 15: Safety Decal
Spearhead TWIGA COMPACT Safety Decal Warning Warning Beware of Check all bolts are tight escaping fluid. every 8 hours. Warning Warning Beware of overhead Shut off engine and remove electrical power lines. key before performing maintenance or repair work. Warning Signs You are advised to display clear warning signs to indicate the type of machine when working in public places. -
Page 16: Training
Spearhead TWIGA COMPACT Training It is the responsibility of the Spearhead dealer to provide instruction on the safe installation, operation and maintenance of the machine in the first instance. Further training is available from Spearhead Machinery Ltd on request, at cost. -
Page 17: Attaching To The Tractor
The following text must be fully understood before attempting to attach the machine. If there is any doubt please contact your supplying dealer or Spearhead Service Department. Failure to follow the correct procedure to attach or unattached the machine could result in personal injury or machine damage. - Page 18 Spearhead TWIGA COMPACT 3. Lift machine to required height to allow suitable ground clearance and so that both P.T.O. shafts are roughly in-line 4. Adjust the top link so that the machine sits vertically...
- Page 19 Spearhead TWIGA COMPACT 5. Attach stabiliser bars to the nearest available hole, ensure both bars are located in the same hole in both sides. Before fully tightening the bolts, lower the linkage to allow the weight of the machine to be taken by the stabiliser bars, then fully tighten 6.
- Page 20 Spearhead TWIGA COMPACT 7. Fit the controls to the required position inside the cab. It is recommended that they are fitted to the same side as the cutting head to improve comfort and visibility. On MINIPILOT machines a 12v supply will be required from a fused, ignition controlled source 8.
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Page 21: Running Up Your Machine
Spearhead TWIGA COMPACT Running Up Your Machine 1. First ensure the rotor is in the ‘off’ position and P.T.O. drive is disengaged, and then start the tractor. 2. Engage P.T.O. into gear and run machine up to half revs allowing oil to circulate for about 5 minutes before operating arms. -
Page 22: Cable Controls
Spearhead TWIGA COMPACT Cable Controls - LH ROTOR BACKWARDS HEAD OUT/FLOAT DIPPER OUT LIFT DOWN ROTOR FORWARDS DIPPER IN LIFT UP HEAD IN Cable Controls - RH LIFT DOWN DIPPER OUT HEAD OUT/FLOAT ROTOR FORWARDS LIFT UP DIPPER IN HEAD IN... -
Page 23: Minipilot Controls
Spearhead TWIGA COMPACT MINIPILOT Controls... - Page 24 Spearhead TWIGA COMPACT Arm Operation Controls:...
- Page 25 Spearhead TWIGA COMPACT Keypad Control Buttons: Electrical Connections: Before commencing work it is advisable to find an un-obstructed level site and operate the machine through its entire range of movements to familiarise yourself with the controls and the machines response to them. This is a wise precaution for...
- Page 26 Spearhead TWIGA COMPACT Rotor: Rotor Reverse: Rotor Stop: When the rotor is switched off it will continue to “freewheel” WARNING: under its own momentum for up to 40 seconds – do not leave the tractor cab or attempt to approach the flailhead during this time.
- Page 27 Spearhead TWIGA COMPACT Head Float: Place flail head on the ground and switch on head float control/operate lever, this opens the head ram to tank, and allows the ram to float in or out, maintaining full contact with the ground automatically.
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Page 28: Operational Warnings
Spearhead TWIGA COMPACT Operational Warnings • Never drive the tractor with arm out stretched (except when cutting). When moving at work always first retract arms. Transport with care. Metal fatigue is always caused by careless transportation and misuse. If the ground is uneven or bumpy slow down. -
Page 29: Operation
Spearhead TWIGA COMPACT Operation Engaging Flail Head Drive 1. Select 540/1000 R.P.M. P.T.O. and run with low engine revs. 2. With flail head in safe position move rotor control lever or switch to ‘on’. 3. Cold start - it is important not to run at full speed with cold oil. Run at half speed for 5 minutes to allow oil to warm up. -
Page 30: Cutter Bar
Spearhead TWIGA COMPACT Cutter Bar Description The optional 1.5m cutter bar is a robust construction of double fingers and reciprocating knife, suitable for cutting shrubs and hedges of a woody material up to 30mm diameter. Operation Run the PTO at low speed 150/200 rpm only; normal 540 R.P.M. will cause unnecessary wear and vibration, which may lead to premature failure. -
Page 31: Oil Cooler
Spearhead TWIGA COMPACT Oil Cooler The optional fitment of an oil cooler prolongs the life of the hydraulic oil and components in hot and arduous conditions. It is important to connect the power lead to the control box directly to the tractor battery. -
Page 32: Lubrication
Spearhead TWIGA COMPACT Lubrication Daily grease points: TWIGA machine Optional - Quad saw Head Rotor & Roller Grease head every 8 hours (5-10 pumps) -
Page 33: Torque Settings
Spearhead TWIGA COMPACT Greasing/Lubrication Washing your machine Grease all your machine and optional parts after each time you wash your machine. Gearbox Before first use check gearbox oil level, thereafter check every 8 hours. After the first 50 hours drain and replace the gearbox oil, thereafter annually. Replace with EP90. -
Page 34: Hydraulic Hoses
• Hoses with damaged metal braid should be replaced. • When replacing hoses quote number stamped on fitting at one end. The Spearhead hydraulic system works at very high pressure, when replacing hoses use only genuine hoses, a burst hose could be very dangerous. -
Page 35: Oil Supply
Spearhead TWIGA COMPACT Oil Supply • Daily before starting up check oil level in tank reservoir. • It is a good practice to constantly keep an eye on the tank level gauge, (this can be seen from the tractor seat) as a pipe burst could empty the tank within minutes. -
Page 36: Pins & Bushes
Spearhead TWIGA COMPACT Pins & Bushes All main pivot points are furnished with replaceable bushes. If there are any signs of wear, these must be replaced. All bushes are available from Spearhead Parts Department. Warning Do not use grease containing Molybdenum disulphide on nylon bushes and wear pads. -
Page 37: Regular Service Chart
Spearhead TWIGA COMPACT Regular Services Chart Service Hours Service points 8 hrs / Daily Check tightness of ALL nuts & bolts Condition of flails, replace damaged or worn Maintain correct belt tension on head (only with belt drive ) Check condition of hydraulic hoses... - Page 38 Spearhead TWIGA COMPACT Trouble Shooting Problem Cause Solution Gearbox overheating Oil level incorrect Check oil level Oil grade incorrect Check oil grade Implement overloaded Reduce forward speed Wrong PTO speed Ensure tractor PTO speed matches implement Excessive belt wear Belt and pulley condition...
- Page 39 Spearhead TWIGA COMPACT Trouble Shooting Problem Cause Solution Irregular arm movement Spool contacting with housing Check spool is free moving Broken spring in spool valve Check spring Failed ram seals Repair ram Electrically operated Faulty wiring Check wiring and switches...
- Page 40 Spearhead TWIGA COMPACT...
- Page 41 Spearhead TWIGA COMPACT 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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