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Spearhead

 

Multi-Cut 

420

 

 

11

 

 
 
 
 
 
 
 
 
 
 

Options 

  An extra two wheels are available for the wings to improve contour following 

on uneven ground and reduce wear on the skids. 

  Three blades per rotor (standard 2) to improve cutting and mulching. 

 Lighting 

kit. 

 

Transportation 

First disengage the PTO drive and half raise the machine, fold the wings fully upright 
and secure rams with locking bar (Fig. 6). 

Never

 transport along public highways with 

the wings only supported by the hydraulics. 
 
Please observe Public Highway Regulations, concerning the towing of implements, 
and securely attach a registration and lighting board. 

 
 
 
 
 
 
 
 
 
 
 
 

 

 
                                    

Warning 

                                 Do not run the machine with the wings raised, serious  
                                  damage will result to the drive line.  

 
                                      

Warning  

                                      

Avoid transporting machine at high speed over rough ground 

                                      Maximum speed on highway – 20mph (30kph).

 

Fig. 6  
 
Transportation position 

Secure wings 
with transport 
locking bar 

Summary of Contents for Multi-Cut 420

Page 1: ...hine it relates to please contact the After Sales Department for advice Spearhead Machinery Limited 2007 Please ensure that this manual is handed to the operator before using the machine for the first...

Page 2: ...e Manufactured by the above company complies with the required provisions of the directive 89 392 EEC 98 37 EC and 98 38 EC and AMD 91 368 EEC AMD 93 44 EEC AMD 93 68 EEC and conforms with European no...

Page 3: ...7 Attaching to the Tractor 7 8 Setting up your Machine 9 Operation 10 Transportation 11 Machine protection 12 Servicing Maintenance Safety First 13 Daily 14 Every 8 Hours 15 Torque Settings 15 Regula...

Page 4: ...ong as the engine is running Warning Stay clear of mower blade as long as engine is running Warning Stay clear of swinging area of implements Warning Shut off engine and remove key before performing m...

Page 5: ...no damaged or loose parts Particular attention should be given to the blades to ensure they are not damaged cracked or missing Inspect work area for wire steel posts large stones and other dangerous...

Page 6: ...fication Never use a machine if the hydraulic system shows signs of damage Never attempt to detect a hydraulic leak with your hand use a piece of card Never allow children to play on or around the mac...

Page 7: ...P T O One external hydraulic service required single acting with float facility for wings Attaching To The Tractor Fit the machine to the tractor in the standard way ensuring the correct match of link...

Page 8: ...s The PTO shaft is fitted with a non rotating safety guard It should be secured to the machine and tractor with the two retaining chains provided Connect the hydraulic hose to a single acting service...

Page 9: ...ink arms are fully raised Wings Unfolding the wings if the machine is in the transport position first pressurise hydraulic rams before releasing locking bar Fig 4 lower both wings by releasing hydraul...

Page 10: ...t is first priority When in work always ensure the hydraulic spool valve that operates the folding of the wings is in float position to enable the wings to freely follow all contours of ground Fig 5 W...

Page 11: ...ight and secure rams with locking bar Fig 6 Never transport along public highways with the wings only supported by the hydraulics Please observe Public Highway Regulations concerning the towing of imp...

Page 12: ...7 as this could result in severe damage to the gearbox and drive lines as well as invalidating the warranty If the machine has been laid up for any length of time there is a risk of the clutch plates...

Page 13: ...out in order not to invalidate your warranty these are carried out before the first operation after the first hour then after 4 hours These checks are 1 Wheel nuts and tyre pressure 40psi 2 Gearbox bo...

Page 14: ...k wheel nuts are tight Check tyre pressures 40 P S I Check gearbox lubrication replenish as necessary to the correct level line on the dipstick provided with each gearbox Fig 8 Lubrication points A Wi...

Page 15: ...given below are recommended maximum settings only Size Tensile strength Description Torque setting Nm M16 8 8 Rotor gearbox bolts 280 UNC 8 8 Splitter gearbox 280 M24 8 8 Blade bolts 950 Wheel nuts 27...

Page 16: ...t Blades Caution When carrying out maintenance work on or near the blades be careful of free swinging blades over centering and falling It is recommended that protective clothing including hardhat and...

Page 17: ...n and store clutch assembly in a dry place Check condition of friction linings and reset spring compression to original height before use Should the assembly overheat due to frequent or prolonged clut...

Page 18: ...r nuts which are painted red for danger when removing the wheel The outer nuts must not be loosened until the valve has been removed and the inner tube is entirely deflated Then and only then may the...

Page 19: ...y cloth remove all traces of rust on the metal clutch plates Check condition of the friction plates if there is any sign of over heating wear or cracking replace with new Do not attempt to use the mac...

Page 20: ...t enough overlap 6 Lack of grease 7 Build up of Debris under drive shaft Gearbox Overheating 1 Incorrect oil grease level 2 Incorrect grade of oil grease 3 Incorrect operating speed 4 Machine overload...

Page 21: ...ns top links ball 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 incurr...

Page 22: ...iversary of the date of sale and the Service Report form must have been completed and stamped by the servicing dealer or Spearhead Service Engineer and sent to Spearhead within 14 days after the first...

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