Spearhead TWIGA FLEX 567, Handbook

Page 1: ...TWIGA FLEX 0 TWIGA FLEX S67 S74 T80 T89 Edition 1 8 December 2020 PART No 8999067...

Page 2: ...867 Registration Verification Dealer Name Dealer Address Customer Name Date of Warranty Registration Dealer Signature NOTE TO CUSTOMER OWNER Please ensure that the above section has been completed and...

Page 3: ...ic BSP Setting Metric 1 4 18 Nm 19 mm 1 4 34 Nm 19 mm 3 8 31 Nm 22 mm 3 8 47 Nm 22 mm 1 2 49 Nm 27 mm 1 2 102 Nm 27 mm 5 8 60 Nm 30 mm 5 8 122 Nm 30 mm 3 4 80 Nm 32 mm 3 4 149 Nm 32 mm 1 125 Nm 41 mm...

Page 4: ...g your Machine to the Tractor Using Axle Mounting 17 Attaching your Machine to the Tractor Using Integrated Axle Mounting 19 Running up your Machine 21 Removing from the Tractor 22 Hydraulic Proportio...

Page 5: ...ntenance Daily Grease Points 43 Torque Settings 44 Hydraulic Hoses 45 Oil Supply 46 Filtration Maintenance 46 Pin Bushes 47 Storage 47 Regular Service Chart 48 Diagnostics Pump Motor Failure Preventio...

Page 6: ...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 7: ...550 2660 Tractor horse power 100 130 120 150 120 150 140 170 Min tractor weight Kg 4500 4750 5000 6000 Oil tank capacity ltr 220 220 220 220 Reach A m 6 7 7 4 8 0 8 9 Reach B m 6 5 7 2 7 8 8 7 Reach C...

Page 8: ...guards are properly fitted and there are no damaged or loose parts Particular attention should be given to the flails to ensure they are not damaged cracked or missing Inspect work area for wire steel...

Page 9: ...are damaged or 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 Nev...

Page 10: ...city 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 Pow...

Page 11: ...s 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 down...

Page 12: ...erated by California s Office of Environmental Health Hazard Assessment provides information about these chemicals and how individuals may be exposed to them Warning Signs You are advised to display c...

Page 13: ...e machine firmly Do not operate without checking chains and stabilisers are tight Spearhead particularly recommend turn buckle type stabiliser Set linkage lift rods to an equal length Certain machines...

Page 14: ...inks 2 Fit stabiliser bracket into top link clevis and fit top link The standard link comes with a Cat III hole plus a Cat III to Cat II reducing bush a 28mm bracket is available on request 3 Fit stab...

Page 15: ...ce 5 Adjust the top link so that the machine sits vertically 6 Fit locking pins to stabiliser tubes then the linkage can be lowered so that the weight of the machine is taken by the stabilisers It is...

Page 16: ...supplied with every machine if additional brackets are required contact your local dealer A 12v 30Amp power supply will be required 8 Ensure the engine is switched off and then fit the P T O shaft If...

Page 17: ...flail head in any operating position Mesh can be retained by springs and clips supplied but it is the operator s responsibility to ensure guarding is firmly in place Warning Avoid raising the tractor...

Page 18: ...ame 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 axle width 1m or 1 1m mount sub frame assembly...

Page 19: ...iginal Attach tractor lift links to frame with suitable pins Note The hole sizes may not match the tractor links this will not matter as the machines weight will be carried on the stabilisers 7 Ensure...

Page 20: ...FLEX 19 Attaching Machine to Tractor Integrated Axle Mounting 1 Fit the brackets and latches as described in the previous section 2 Measure the distance between the latch point and the lower link bal...

Page 21: ...lower links If the distance between the rear wheels does not allow for them to pass the brackets you may require an optional set of swinging bracket arms shown above which fold in to allow the wheels...

Page 22: ...amount of travel check all movements are functioning correctly 5 Place flail head near ground in a safe position and with tractor revs low idle select start position for the flail motor 6 Once rotor i...

Page 23: ...in assembly to the rear 3 Ensure head float is discharged and turned off 4 The arms must be slewed back into transport position and the locking pin fitted to slew post Fig 1 5 Disengage PTO 6 Slightly...

Page 24: ...oportional Controls 2SV Lift Up Lift Down Dipper LH Dipper Out RH Dipper In Dipper LH Dipper In RH Dipper Out Autopilot Cancel Head Slew Slew Out Head Slew Slew In Arm Slew Slew Out Head Angle LH Arm...

Page 25: ...Autopilot Cancel Head Angle LH Head Out RH Head In Head Angle LH Head In RH Head Out Head Slew LH Slew In RH Slew Out Head Slew LH Slew Out RH Slew In Arm Slew LH Tele Out RH Tele In Arm Slew LH Tele...

Page 26: ...GA FLEX 25 Switch Box Spare Autopilot Head Float Arm Float Power Indicator Hour Meter Hydraulic Roller Power ON OFF Rotor Break Back Spare Reverse Rotor Head Ram In Head Ram Out Autoflex Tele In Tele...

Page 27: ...machine before ever attempting work Never operate above the recommended P T O speed of 540 R P M failure to heed this warning will result in severe damage i e greatly increased oil temperature risk o...

Page 28: ...TWIGA FLEX 27 Never change reverse the rotor rotation until it has come to a standstill serious damage will occur leading to premature pump and or motor failure...

Page 29: ...n arm failure to adhere to this warning will cause damage to ram seals and arms 1 Disengage the head motor drive and allow the rotor to fully stop Ensure that the Arm float Autopilot Head float and Au...

Page 30: ...hen fit slew locking pin Warning Do NOT attempt to slew machine until locking pin has been removed serious damage will occur to machine frame 4 Carefully position main boom over the tractor cab roof a...

Page 31: ...540rpm PTO and run with low engine revs With flail head in safe position switch rotor control to ON Cold start it is important not to run at full speed with cold oil Run at low speed for at least 15 m...

Page 32: ...le be encountered while travelling forward As standard the Flex is fitted with an automatic Break Back that will protect against overloading There is an option of a more advanced system that alters th...

Page 33: ...l effectively keep the oil cool Autoflex This function takes control of the head ram automatically keeping the head horizontal freeing the operator to concentrate on input into the flail head Operatin...

Page 34: ...of balance is the best mounting point for the head if head float is to be used properly Operating the Head Float Place flail head on the ground and switch on head float control this opens the head ra...

Page 35: ...il head weight off the rear 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 fl...

Page 36: ...flow connection i e filler plug Avoid quick release couplings Operating the Debris Blower The fan is suitable for clearing cuttings off the highway we recommend the Blower is used on final cut only an...

Page 37: ...by the via the control valve or independently by the tractor If electrically controlled the rear roller is either raised or lowered there is no in between height control If hydraulically controlled th...

Page 38: ...the machine manually until the angle becomes more normal Head Float will also become active when Autopilot is activated Autopilot will only operate when the cutting head rear roller is in contact with...

Page 39: ...site 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 not spin and tur...

Page 40: ...ance to the cam position Autopilot 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 bef...

Page 41: ...pring length is 200mm Bend lever arm of switch to align with the middle of each cam ensure they don t overlap onto the adjacent cam Move the cams apart to increase amount of weight carried on the rear...

Page 42: ...ssary 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 crash barriers it will be nec...

Page 43: ...ing the Telescopic Arm Use the electric switch to adjust the length of the extending telescopic dipper arm to suit working conditions and use dipper ram to vary reach as required Over frequent use of...

Page 44: ...TWIGA FLEX 43 Service and Maintenance Daily grease points TWIGA machine...

Page 45: ...le clean the input 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 Oil Requirements Fill the tank to cen...

Page 46: ...ery high pressure when replacing hoses use only genuine hoses a burst hose could be very dangerous When replacing hoses to avoid twisting fitting use two spanners to slacken and tighten Warning Hose i...

Page 47: ...maintenance and is your responsibility to maintain a long reliable working life When tightening fittings always use two spanners when necessary and do not over tighten If a fitting leaks it will need...

Page 48: ...the paintwork Use steam cleaners with caution be sure to remove all detergents to avoid any discolouring or damage to paint Grease all grease points until fresh grease shows It is important where poss...

Page 49: ...nty will not be considered if fault is due to misuse Never cause severe sudden movements to arms Pressure will peak and will transmit back to pump resulting in failure Service Hours Service points Gre...

Page 50: ...ration 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 tank...

Page 51: ...sing 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 C...

Page 52: ...TWIGA FLEX 51...

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Page 54: ...re WR11 8SW Tel 01789 491860 Fax 01789 778683 www spearheadmachinery com enquiries spearheadmachinery com Spearhead Machinery Ltd Station Road Salford Priors Evesham Worcestershire WR11 8SW Tel 01789...