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Spearhead TWIGA 

120

 

 

3

3

3

3

 

CAUTION: DO NOT OVER TORQUE HYDRAULIC FITTINGS AND HOSES 

 

TORQUE SETTINGS FOR HYDRAULIC FITTINGS 

HYDRAULIC HOSE ENDS 

 

PORT ADAPTORS WITH BONDED SEALS 

BSP 

Setting 

Metric 

 

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 

 

1” 

203 Nm

 

41 mm 

1.1/4” 

190 Nm 

50 mm 

 

1.1/4” 

305 Nm

 

50 mm 

1.1/2” 

250 Nm 

55 mm 

 

1.1/2” 

305 Nm

 

55 mm 

2” 

420 Nm 

70 mm 

 

2” 

400 Nm

 

70 mm 

 

WARRANTY POLICY

   

  

WARRANTY REGISTRATION 

 

All  machines  must  be  registered,  by  the  selling  dealer  with  Spearhead  Machinery  Ltd, 
before delivery to the end user.  On receipt of the goods it is the buyer’s responsibility to 
check  that  the  Verification  of  Warranty  Registration  in  the  Operator’s  Manual  has  been 
completed by the selling dealer. 
 

1. LIMITED WARRANTIES 

 

1.01. 

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. 
 

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. 
 

1.03. 

The manufacturer will replace or repair for the purchaser any part or parts found, 

upon examination at its factory, to be defective under normal use and service due to 
defects in material or workmanship. Returned parts must be complete and unexamined. 
 

1.04. 

This warranty does not apply to any part of the goods, which has been subjected to 

improper or abnormal use, negligence, alteration, modification, fitment of non-genuine 
parts, accident damage, or damage resulting from contact with overhead power lines, 
damage caused by foreign objects (e.g. stones, iron, material other than vegetation), 
failure due to lack of maintenance, use of incorrect oil or lubricants, contamination of the 
oil, or which has served its normal life. This warranty does not apply to any expendable 
items such as blades, flails, bushes, belts, flap kits, skids, shields, guards, wear pads or 
pneumatic tyres. 
 

Содержание TWIGA 120

Страница 1: ...Spearhead TWIGA 120 0 0 0 0 T T T TWIGA WIGA WIGA WIGA 120 Edition 1 3 April 2014 Part No 8999039...

Страница 2: ...ctive 2006 42 EC The Machinery Directive is supported by the following harmonized standards BS EN ISO 14121 1 2007 Safety of Machinery Risk Assessment Part 1 Principles Part 2 Practical Guide and Exam...

Страница 3: ...ead Service Department on 01789 491867 Registration Verification Dealer Name Dealer Address Customer Name Date of Warranty Registration Dealer Signature NOTE TO CUSTOMER OWNER Please ensure that the a...

Страница 4: ...anship from the date of sale to the original purchaser for a period of 12 months unless a different period is specified 1 02 All spare parts supplied by Spearhead Machinery Limited are warranted to be...

Страница 5: ...turer s service schedule Failure to comply will invalidate the warranty In the event of a claim proof of the service work being carried out may be required NB Warranty cover will be invalid if any non...

Страница 6: ...alleged to be caused directly or indirectly by the goods including but not limited to any indirect special consequential or incidental damages resulting from the use or operation of the goods or any...

Страница 7: ...ion 7 Safety Information 8 Tractor Requirements 11 Tractor Preparation 12 Machine Fitting 14 Machine Removal 15 Storage 15 Operation 16 Maintenance 20 Cutterbar 21 Hydraulic Rams 23 Hydraulic System 2...

Страница 8: ...machine or equipment if not observed carefully NOTE An operating procedure technique etc which is considered essential to emphasis LEFT RIGHT HAND This term is applicable to the machine when attached...

Страница 9: ...of an extended implement Operate the machine only with a tractor equipped with an approved roll over protection system ROPS Always wear approved seat belts whenever the tractor or machine is running S...

Страница 10: ...safe code of operation The boom is designed only to position the cutterhead which is attached to it Never attempt to lift pull or push other objects with it Serious injury could result from a structu...

Страница 11: ...ls in good readable condition If the decals become damaged or unreadable reorder them immediately In addition to the design and configuration of this implement including safety signs and safety equipm...

Страница 12: ...during transport and operation The tractor selected must have a relief valve setting of between 2000 3000 psi 110 210 Bar NOTE Tractors which operate on a closed centre hydraulic principle are unsuit...

Страница 13: ...that the maximum possible stability of the machine and vehicle combination is achieved this can be accomplished by the utilisation of ballast in order to counter balance the additional equipment added...

Страница 14: ...d be taken in selecting the location of the weights to ensure they are added to a position that offers the greatest advantage Front axle locking check with tractor manufacturer The advice above is off...

Страница 15: ...ighten and squeeze the top hitch brackets Tighten the check chains stabiliser bars release its holding chain and position the control valve to suit both tractor and operator this is achieved by a comb...

Страница 16: ...tached to tractor Use chain to tie the hydraulic control valve back to the main arm this will make it easier for subsequent coupling up Blank off hose ends or loop the hoses and join with a coupling i...

Страница 17: ...nd Angle Down 4 Black Cutterbar On and Cutterbar Off Proportional Controls On proportional models all operational functions are controlled by a single joystick With the power switched on via the left...

Страница 18: ...for close in ground cuts Also check carefully that there is clearance between the arms and the tractor s roll bar cab before executing the swing over maneuver The operation of the arms takes priority...

Страница 19: ...l Limitations The TWIGA 120 is a light hedge trimming tool attempting to cut unsuitable material will cause the knife to stall resulting in the tractors relief valve blowing and overheated oil Tractor...

Страница 20: ...e machine in the transport position by carrying out the following procedure Position the main arm on the left hand side of the machine Fully retract the angle ram Fully extend the reach ram and operat...

Страница 21: ...mber regular lubrication ensures longer machine life and diminishes service costs In addition occasionally oil the con rod pivots and bushes Fasteners Check on a daily basis that all bolts and nuts ar...

Страница 22: ...aximum clearance of 1mm between the sloping faces of the knife holder 1 and the guide plate 2 This allows clearance for the knife to move freely and can be checked by placing a 5 8 dia bar into the co...

Страница 23: ...ly 1 25mm diameter by 1 3 8 35mm long Grinding is carried out with the end face of the grinder moving from the base of the knife section up to the points It is possible to re sharpen the knives in sit...

Страница 24: ...tion with the above operation or alternatively gently prized into position after the piston and locking nut are reassembled Refit the piston locking nut using Permabond A713 or a similar medium streng...

Страница 25: ...68 MILLERS Millmax 46 Millmax HV 46 Millmax 68 Millmax HV 68 MORRIS Liquimatic 5 Liquimatic HV 46 Triad 46 Liquimatic 6 Liquimatic HV 68 Triad 68 SHELL Tellus 46 Tellus T46 Tellus 68 Tellus T68 TEXAC...

Страница 26: ...with independent hydraulics when used on tractors with high speed PTO shafts The pump is anti clockwise in rotation No routine maintenance is necessary on the pumps other than a periodical check for...

Страница 27: ...6 CONTROL VA CONTROL VA CONTROL VA CONTROL VALVE LVE LVE LVE IMPORTANT Any service or maintenance work on hydraulic components must always be performed in a clean dry dust free environment to avoid ri...

Страница 28: ...e A Push the spool back through from the handle end far enough to re assemble the return spring or detent assembly plus the cover Attach cable assembly Main Relief Valve The main relief valve is press...

Страница 29: ...r to removal this will determine the correct hose path and avoid possible damage caused by incorrect hose routing Where a hose is attached to an additional fitting or union use a second spanner on the...

Страница 30: ...s hook over valve mounting bracket Connect Pump and drive assembly to P T O shaft on tractor Secure the torque chain so that the angle is approximately 90 to the torque arm and is in lateral alignment...

Страница 31: ...ump Pump Pump Pump Tank Kit Tank Kit Tank Kit Tank Kit Hydraulic Installation Hydraulic Installation Hydraulic Installation Hydraulic Installation The diagram below shows the hydraulic installation fo...

Страница 32: ...es Although a specialist tool is available for detaching this type of hose the task can easily be performed with careful use of a large broad ended screwdriver or thin nosed pliers The illustrations b...

Страница 33: ...Spearhead TWIGA 120 32 32 32 32...

Страница 34: ...Spearhead TWIGA 120 33 33 33 33...

Страница 35: ...rhead TWIGA 120 34 34 34 34 Spearhead Machinery Ltd Green View Salford Priors Evesham Worcestershire WR11 8SW Tel 01789 491860 Fax 01789 778683 www spearheadmachinery com enquiries spearheadmachinery...

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