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Spearhead TWIGA

32

4. Carefully position main boom over the tractor cab roof until
rubber bump stop meets the flip-over transport bracket, allow
minimum of 300mm.

Warning: Bracket must be in correct position or main
boom may move over centre and damage cab roof, if
positioned too close.

6. Fit slew locking pin to secure slew post to A
frame.

Warning : Do NOT attempt to slew machine
until locking pin has been removed, serious
damage will occur to machine frame.

+300mm

5. Turn main lift ram isolation tap to off.

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Summary of Contents for Twiga 555

Page 1: ...Spearhead TWIGA 0 TWIGA Reach Mower 555 600 655T 555FR 600FR Edition 1 3 September 2013 PART No 8999056...

Page 2: ...Spearhead TWIGA 1 DK Denne side er bevidst blank UK This page is intentionally left DE Diese Seite ist absichtlich leer...

Page 3: ...2007 Safety of Machinery Risk Assessment Part 1 Principles Part 2 Practical Guide and Examples of Methods BS EN ISO 12100 1 2010 Safety of Machinery Part 1 Basic Terminology and Methodology Part 2 Tec...

Page 4: ...mation contained in this manual is correct at the time of publication However in the course of constant development changes in specification are inevitable Should you find the information given in thi...

Page 5: ...Kits 13 Warning Signs 13 Roadwork guidelines 13 Training 13 Tractor Requirements 13 Attaching your machine to the tractor Using Axle mounting 14 Attaching your machine to the tractor when using 3 Poi...

Page 6: ...g the Telescopic Arm 49 Transporting the Telescopic Arm 49 Forward Reach FR Variable Forward Reach VFR 50 Description 50 Operating the Variable Forward Reach 50 Transporting the Variable Forward Reach...

Page 7: ...ead Kg 300 300 300 300 300 Tractor horse power 85 120 95 120 100 140 TBC TBC Min tractor weight Kg 3500 3750 4000 TBC TBC Oil tank capacity ltr 230 230 230 230 230 Reach A m 5 5 6 0 6 5 TBC TBC Reach...

Page 8: ...300 300 300 Tractor horse power 100 130 120 150 140 170 160 190 120 150 140 150 Min tractor weight Kg 4500 5000 6000 6500 5000 6000 Oil tank capacity ltr 220 220 220 220 220 220 Reach A m 5 6 6 5 7 0...

Page 9: ...nance or repair work Warning Avoid fluid escaping under pressure Consult technical manual for services procedures Warning Carefully read operator s manual before handling this machine Observe instruct...

Page 10: ...damaged cracked or missing Inspect work area for wire steel posts large stones and other dangerous materials and remove before starting work Beware of the danger of overhead power cables The operator...

Page 11: ...missing Never allow an inexperienced person to operate the machine without supervision Never use or fit a machine onto a tractor if it doesn t meet the manufacturer s specification Never use a machine...

Page 12: ...tricity can flashover when machinery gets close to it WARNING All operators must read the following information and be aware of the risks and dangers involved when working in the vicinity of Overhead...

Page 13: ...eas If doubt exists do not work in the area never risk the safety of yourself or others Emergency Action for Accidents Involving Electricity Never touch an overhead line even if it has been brought do...

Page 14: ...intervals and the operator should wear high visibility clothing Collect all warning signs promptly when the job is finished Training It is the responsibility of the Spearhead dealer to provide instruc...

Page 15: ...lated from accidental lifting Note For machines fitted with an oil cooler it is important to connect a separate lead direct from the battery to the oil cooler control box Lifting Points for use with p...

Page 16: ...ave3pointlinkagemounting Fitting axle brackets 1 Mount axle brackets as instructed on separate fitting sheet specific to your tractor type 2 Detach tractor draft links 4 Assemble sub frame to suit axl...

Page 17: ...tor lift links to frame with suitable pins Please Note The hole sizes may not match the tractor links this will not matter as machine weight is carried on the stabiliser frame when fully mounted 7 Ens...

Page 18: ...fabricated Consult your local dealer for advice An electric 12 volt supply cable will be needed from a 30 amp source To power controls and a separate 12 volt supply direct from the battery to the oil...

Page 19: ...n tractor makes up to 17 above horizontal is acceptable to ensure there is enough ground clearance 15 Check the machine is level ensuring both stabiliser bars are of equal length Fit locking pins to b...

Page 20: ...achine input shaft Warning Always stop the engine and ensure the PTO drive is disengaged before fitting the PTO Ensure the PTO does not bottom out when raising the machine serious damage will result R...

Page 21: ...o hold the machine rigid There must be no sideways movement it is very dangerous and may cause damage 22 Raise parking stands and secure with locking pin The machine can not be unhitched without these...

Page 22: ...should be checked again before the machine is put to work 4 Operate the arms through the full amount of travel check all movements are functioning correctly 5 Place flail head near ground in a safe po...

Page 23: ...o be removed 7 Lower all weight securely onto parking stands Fig 2 8 Stop engine ensure all weight is off the tractor and machine hydraulics 9 Remove stabiliser bars lower link pins PTO shaft and cont...

Page 24: ...pper Out Autopilot Cancel Power ON OFF Power Indicator Head Crowd LH Head Out RH Head In Head Crowd LH Head In RH Head Out Reverse Rotor Hydraulic Roller Slew LH Slew In RH Slew Out Slew LH Slew Out R...

Page 25: ...ancel Head Crowd LH Head Out RH Head In Head Crowd LH Head In RH Head Out Slew LH Slew In RH Slew Out Slew LH Slew Out RH Slew In Tele LH Tele Out RH Tele In Tele LH Tele In RH Tele Out Head Float On...

Page 26: ...The switch box is supplied with a suction pad to allow the box to be mounted to the tractor cab window for ease of reach Spare Autopilot Arm Float Power Indicator Hour Meter Hydraulic Roller Power ON...

Page 27: ...1 2m is suitable for both grass and hedges and optimises power to weight ratio Optional 1 5m is best used for hedge trimming to reduce the number of passes However there is less power per flail and a...

Page 28: ...Spearhead TWIGA 27...

Page 29: ...o enter the cutting head Normal Hedge Cutting Flail is cutting upwards reducing flying debris to minimum and leaving a tidy finish Open adjustable front hood as required Rough Cutting Reverse rotation...

Page 30: ...Grass Cutting Set rear roller down to control cutting height Have rubber flap fitted to the front and rear of head and close down the adjustable front hood to reduce flying debris to a minimum Warnin...

Page 31: ...ver attempting work Never operate above the recommended PTO speed of 540 R P M Failure to heed this warning will result in severe damage i e reduced belt and pulley life when fitted greatly increased...

Page 32: ...ith the reach arm away from bump stop on the main arm failure to adhere to this warning will cause damage to ram seals and arms 1 Disengage head motor drive Ensure that the lift and head float are dis...

Page 33: ...of 300mm Warning Bracket must be in correct position or main boom may move over centre and damage cab roof if positioned too close 6 Fit slew locking pin to secure slew post to A frame Warning Do NOT...

Page 34: ...PTO and run with low engine revs With flail head in safe position move rotor control lever 5 to ON Cold start it is important not to run at full speed with cold oil Run at low speed for at least 15 mi...

Page 35: ...d for normal use This is recommended for normal use either verge mowing or hedge cutting When auto reset is selected the flail head rises as the arm slews back past an obstacle once past the weight of...

Page 36: ...f the break back which will overheat the oil A slower forward speed improves the standard of the finish Cut field side and bottom of hedge first Cutting hedge from roadside Warning Never operatewithfl...

Page 37: ...ving cab Oil Cooler Prolongs the life of the hydraulic oil and components in hot and arduous conditions it is fitted as standard to all TWIGA PRO machines Warning Wire is extremely dangerous and must...

Page 38: ...ating The Head Float Place flail head on the ground and switch on head float control this opens the head ram to tank and allows the ram to float in or out maintaining full contact with the ground auto...

Page 39: ...ar roller This is important as too little weight on the rear roller will leave uncut areas of grass too much weight on the roller will cause scalping in places and increase flail wear and damage We st...

Page 40: ...ngs Operating The Debris Blower The fan is suitable for clearing cuttings off the highway we recommend the Blower is used on final cut only and not continually on Excessive use may cause overheating T...

Page 41: ...tom of adjustment slot Setup for grass cutting uses small stops in either position with the option of an Additional stop at the top of the adjustment slot Hydraulic rear roller control switch Position...

Page 42: ...ally until the angle becomes more normal The middle position of the green switch will allow angle float without autopilot Autopilot will only operate when the cutting head rear roller is in contact wi...

Page 43: ...check the opposite switch has risen up the other cam and the switch has made a circuit 7 Remove the fuse mounted in the control panel and start the machine turn on the rotor switch the rotor should n...

Page 44: ...rdance to the cam position Auto Pilot When both switches are open the main arm will hold position this is neutral or mid position when they rest in the valley between both cam peaks Slacken this bolt...

Page 45: ...unt of weight carried on the rear roller there by reducing the sensitivity of the auto pilot If the cams are to close together the switches will constantly be altering the main arm height causing unne...

Page 46: ...nage gullies it may be necessary to temporarily lift with the main ram using hydraulic joystick and the red isolator button If you approach larger areas not to be mown i e road junction bridges and cr...

Page 47: ...r stop the engine with the PTO engaged Before leaving the tractor cab always ensure that the saw head is firmly on the ground no weight is on the tractors hydraulics and blades have stopped spinning A...

Page 48: ...or further information After 10 to 15 working hours the belts may have slackened and must be checked Mounting the Quad Saw The blades must be mounted in a downward cut rotation Fig 1 Always use the bl...

Page 49: ...chine immediately and clear the blockage with a suitable tool Ensure there is a skid mounted on the bottom of the saw attachment to protect the lowest blade from striking the ground Note To change rot...

Page 50: ...itions and use dipper ram to vary reach as required Over frequent use of telescopic arm will cause premature wear of adjustable pads Transporting the Telescopic Arm Always fully retract before folding...

Page 51: ...is will push the head forward Likewise press the rocker switch opposite the head will retract backwards When operating the cutting head close to the tractor extreme care must be taken to avoid contact...

Page 52: ...1 Service Maintenance Greasing Lubrication Points All the following grease points need to be greased daily TWIGA machine Optional Quad saw Head Rotor Roller Grease 1 2m head every 8 hours 5 10 pumps O...

Page 53: ...drive shaft sliding surfaces and re grease failure to do this will result in serious damage to the gearbox Grease both U J joints every 8 hours Motor Drive Direct Drive Motor drive splines are lubrica...

Page 54: ...hose could be very dangerous Always replace hoses in exactly the same way they were removed and to avoid twisting during fitting use two spanners to slacken and tighten Always check the yellow protec...

Page 55: ...ecessary and do not over tighten If a fitting persists in leaking it will need to be replaced Oil Recommendations Filtration Maintenance The machine is protected by a suction strainer and a low pressu...

Page 56: ...es When flails are showing severe wear damage or cracking they must be replaced immediately Never attempt to weld the flails as this will make them very brittle and extremely dangerous Do not take ris...

Page 57: ...colouring or damage to paint Grease all grease points until fresh grease shows Slacken rotor drive belts where fitted It is important where possible to store undercover to protect against rain and sun...

Page 58: ...of flails X Condition of hoses especially for chafing X Flail bolts are fully tightened X Flail head retaining bolts are fully tightened X Gearbox seals If oil is leaking replace immediately X X Insp...

Page 59: ...ibration Flails broken or missing Replace flails Bearings worn or damaged Replace bearings Rotor bend Re balance replace rotor Build up of debris Remove debris Incorrect speed Check rotor R P M Oil ta...

Page 60: ...ousing Check spool is free moving Broken spring in spool valve Check spring Failed ram seals Repair ram Electrically operated valve not responding Faulty wiring Check wiring and switches Dirt in valve...

Page 61: ...ver cause sudden movements to the arms via your controls or bumps in the ground as pressure spikes will by transmitted back to the pump resulting in failure Avoid striking the rotor on obstacles i e r...

Page 62: ...l ends unless there is a manufacturing or material defect or the cost of normal servicing items such as oils and lubricants 5 This warranty does not cover any expenses or losses incurred whilst the ma...

Page 63: ...Spearhead TWIGA 62...

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