Spearhead XRHD 250 Handbook & Parts Manual Download Page 10

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Spearhead XRHD

250/270/300

Technical Specification

2.1 Noise

The sound level of this machine, as measured at the operator's ear,

ranges from 70 to 90 dB when the rear window of tractor is open. We
recommend the use of ear protectors

2.2 Optional

equipment

According to the working requirements we offer different optional

equipment:



Y-blades



Double

skin



Wheels instead of rear roller



Gearbox

540

rpm

2.3 Technical

specification

Table. 1: Technical data

Type

Unit

XRHD

250

XRHD

270

XRHD

300

Working

width

cm 245 270 300

Min.tract.po

wer

kW 50-60 60-90 70-100

RPM min

-1

1000 1000 1000

Hammer

nr. 20 24 28

Weight kg 1017 1265 1390

Offsetting cm

Linkage cat. II

II II

Total width

273

298

327

Summary of Contents for XRHD 250

Page 1: ...1 Spearhead XRHD 250 270 300 XRHD 250 270 300 Flail Mowers Edition 1 1 August 2016 Part No 8999081 ...

Page 2: ...Machinery Limited IMPORTANT During the initial bedding in period of a new machine it is the customer s responsibility to regularly inspect all nuts bolts and hose connections for tightness and re tighten if required New hydraulic connections occasionally weep small amounts of oil as the seals and joints settle in where this occurs it can be cured by re tightening the connection refer to torque set...

Page 3: ...his warranty does not apply to any expendable items such as blades flails bushes belts flap kits skids shields guards wear pads or pneumatic tyres 1 05 Temporary repairs and consequential loss i e oil downtime and associated parts are specifically excluded from the warranty 1 06 Warranty on hoses is limited to 12 months and does not include hoses which have suffered external damage Only complete h...

Page 4: ...t forth herein and implied warranties with respect to the goods including but not limited to merchantability and fitness for a particular purpose 3 02 The manufacturer makes no warranty as to the design capability capacity or suitability for use of the goods 3 03 Except as provided herein the manufacturer shall have no liability or responsibility to the purchaser or any other person or entity with...

Page 5: ...1 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 Technical Principles BS EN 349 1993 A1 2008 Safety of Machinery Minimum Distances to avoid the Entrapment of Human Body Parts BS EN 953 1998 Safety of Machinery Guards General Requirements for the Desi...

Page 6: ...onal Equipment Safety 11 List of Guards 17 Description and Operation of Machine 17 Transport and Attachment of Machine 19 Adjusting and Setting Up 22 Operating the Machine 24 After Operating the Machine 26 Maintenance 27 Lubrication 27 Maintenance Plan 30 Flail Replacement 30 Trouble Shooting Guide 32 Ordering Parts 33 Flail Body and Headstock Diagram 34 Flail Body and Headstock 35 ...

Page 7: ...ll Spearhead after sales service instead or a specialized Spearhead dealer It is mandatory to read these instructions to understand the operating of the machine In the case of re sale of the machine it is necessary to give these instructions to the new owner A meaning of decals in this book Very important information Technical warning Safety warning 1 1 Purpose of use Flail mower XRHD is a heavy d...

Page 8: ...ipped with all basic and additional equipment if ordered A customer can claim any missing or damaged part in the period of 8 days after receiving the machine Spearhead does not accept any responsibility in the case of Improper maneuvring the machine Improper maintenance Unauthorized repairing or modifications on the machine or use of non genuine spare parts Non respecting these rules Overloading o...

Page 9: ...9 Spearhead XRHD 250 270 300 Technical Data ...

Page 10: ...equipment According to the working requirements we offer different optional equipment Y blades Double skin Wheels instead of rear roller Gearbox 540 rpm 2 3 Technical specification Table 1 Technical data Type Unit XRHD 250 XRHD 270 XRHD 300 Working width cm 245 270 300 Min tract po wer kW 50 60 60 90 70 100 RPM min 1 1000 1000 1000 Hammer nr 20 24 28 Weight kg 1017 1265 1390 Offsetting cm 53 53 53...

Page 11: ...eading instructions among operating is too late 4 Security and warning decals on the machine are very important Respect them always 5 Even when using the machine correctly stones or other objects may be thrown on a long distance Therefore nobody must stand within the danger area Special attention must be paid when working near roads or buildings 6 Use tractor with the cabin 7 Whenever using public...

Page 12: ...with the hydraulic lift apply the hand brake and if the ground is steeply slooping wedge the tractor Take out the starting key 18 Do not enter the zone between the tractor and the machine It is strongly forbidden to be in this zone if the tractor is not properly disconnected hand brake applied and starting key taken out 3 2 Attachment on the tractor and transport 1 Before attaching the machine on ...

Page 13: ...re that all guards on the PTO shaft are in proper position during transport or operating Respect the producer s instructions 4 The PTO shaft must be assembled or diassambled only with the engine stopped and the starting key removed 5 The guards of the PTO shaft must be fixed to the machine and to the tractor with chains to prevent rotation 6 Before starting always check that the speed and the rota...

Page 14: ...op with any operating 3 4 Hydraulic system 1 Take care Hydraulics is under very high pressure 2 At connecting the pipes on the tractor check that the pressure is not too low 3 We recommend that an official service tests the pipes before operating and than at least ones per year Damaged or worn pipes should be replaced immediately with others of the same specification 4 at checking pipes it is nece...

Page 15: ...after you stopped the tractor 3 Periodically check that bolts and nuts are tighten properly 4 At maintaining it is sometimes necessary to lift the machine It is mandatory to put under the machine an appropriate support to avoid falling the machine at eventual damage on hydraulics 5 Use the gloves and appropriate tools at changing sharp parts of the machine to avoid injuries 6 Used oils and greases...

Page 16: ...or lubrification operations 2 Keep at a safety distance from the machine to avoid the risk of projection of objects 3 Never remove the guards while the parts of the machine are moving It is dangerous to injure the hands 4 Keep at a safety distance from the machine to avoid the risk of cutting the feet 5 It is forbidden to mount on the machine because of the risk of fall ...

Page 17: ...al with diameter till 8 cm Optional working tools Y blades are used for cutting material till fi 3 cm While rotating working tools cut the material and lift it under the top of the frame Falling material is again cut several times by rotating hammers Maximal thickness of the material depends on the sort and hardness of the wood Up mentioned diameters are valid for the fresh wood only ...

Page 18: ...18 Spearhead XRHD 250 270 300 ...

Page 19: ...ades Flail mower prepared for transport optional packaging 5 2 Attachment and detachment from the tractor Before any operation check That the machine is in good condition That all guards are on proper places and in good condition That working blades are complete and undamaged That all greasing points are greased well and that in gearbox is oil enough Appropriate tensioned belts That rpm and direct...

Page 20: ...linders and check if it works 3 point hitch of the machine must be in a symetrical position with the tractor Top linkage point has two working modes floating and fixed linkage Use floating position whenever working on hilly uneven terrain to avoid damaging the machine or linkage To get floating position just remove the pin fixing the top linkage bracket on the opposite site of the linkage bracket ...

Page 21: ...han 1 3 of total length Cut too long part of the tube and clean the edges Cut on the proper length also the guard Measure the length when the PTO shaft is in horisontal position Grease before putting them together Too long PTO shaft can seriously damage tractor or flail mower Never put PTO shaft on the tractor without all guards and chains fitted properly Appropriate length of PTO shaft at the mac...

Page 22: ...ry important specially on this machine because of its distance between the tractor and working part of the machine 6 Adjusting and Setting Up 6 1 Working height adjustment Height of cut depends on working conditions and volume of the material The height of cut can be regulated with the hydraulic system on the tractor or and with adjusted rear roller of the machine Fig 13 The min height of cut shou...

Page 23: ...ound during work 6 2 Offsetting The machine has a hydraulic offsetting in standard equipment Maximum offsetting is 53 cm 6 3 Belt tension adjustment Appropriate belt tension is one of conditions for optimal operating of the machine and for long lasting of the belts them selves This flail mower is equipped with automatic belt tensioner for this reason ...

Page 24: ...ft serious vibrations can appear and consequently a damage or cracking of the welding parts on the frame can be caused In this case it is necessary to stop the machine immediately stop PTO shaft check the rotor shaft and change missing or damaged parts If the machine is still vibrating it is necessary to balance it Contact service dep immediately At working with flail mower at lower rpm as defined...

Page 25: ... 250 270 300 dense grass or other material it is obligatory to reduce the speed to avoid slipping of the belts During reverse movement lift the machine off the ground to avoid damaging it During turning lift the machine ...

Page 26: ... machine itself During transport the machine must be always in the central position PTO shaft must be disconnected during transport At disconnecting the machine respect the warning rules for attaching the machine Store the machine on a dry and flat ground to avoid any damage or corrosion 8 1 Cleaning To avoid any corrosion clean the machine after each working day especially working tools bearings ...

Page 27: ...hard conditions the time between maintenance operations must be shorter Take care that grease nipples on the machine are always clean After each maintenance operation check that all guards are fitted on the proper place 9 1 Oil control in gearbox Use always the same type of oil SAE 90 To change the oil first unscrew the plug under the gearbox and let the oil off Use the hole on the top of gearbox ...

Page 28: ...e PVC shield For XRHD 250 we need 4 2l of oil and 4 5l of oil for XRHD 270 and 300 longer half axle 9 2 Greasing Before any greasing operation read these instructions first The machine has the following 3 greasing points Right bearing on the rotor shaft Left bearing on the rotor shaft Bearing on the strain pulley ...

Page 29: ...ner Fig 22 To change the belts proceed as follows Remove the belt shield Release the belt tensioner Fig 23 with the lever metal bar cca 1m not enclosed with the hole on it min fi 10 mm Put the lever between the axle of the belt tensioner and the axle of the strain pulley Fig 24 Push the lever down Fig 24 and fix the lever on the side frame of the flail mower with the appropriate bolt Fig 25 ...

Page 30: ...irst two hours of work always Check the belt tension Check that all bolts and taper locks are tightened enough Do the same also after each belt changing 2 After every 8 hours always check That the nuts are tightened enough A wear and condition of working tools Belts and taper locks A condition of safe guards Oil level in the gearbox That any foreign parts are not stuck on the rotor shaft ...

Page 31: ...ametrically opposite in order to maintain the balance If the rotor shaft is vibrating after changing the blades immediately stop the machine The machine must be balanced before any work 9 6 At the end of the season At the end of the season we recommend to clean the complete machine change eventual broken or worn parts tighten the bolts the belts grease the parts and oil the parts with damaged colo...

Page 32: ...32 Spearhead XRHD 250 270 300 d plastic All the above mentioned operations and the disposal have to be carried out in total respect of the present provisions of law on the subject ...

Page 33: ...ine Find damages and repair the machine Noise in the gearbox Lack of oil Fill till level Worn gears Replace Worn bearings Replace Vibrations Broken or worn flails Replace Unbalanced rotor Balance or replace Worn rotor bearings Replace Excessive backlash in joints Worn pins Replace Damaged bearings Dirty or ungreased bearings Clean and grease Violant impact on the ground when the machine is lowered...

Page 34: ...34 Spearhead XRHD 250 270 300 Ordering Parts ...

Page 35: ...35 Spearhead XRHD 250 270 300 Flail Body and Headstock ...

Page 36: ... WASHER 3 3 3 17 9100206 SPRING WASHER 7 7 7 18 05 282 08 SPRING WASHER 4 4 4 19 9100207 SPRING WASHER 19 19 19 20 9213064 BOLT 9 9 9 21 9313045 BOLT 2 2 2 22 9213075 BOLT 1 1 1 23 9313046 BOLT 1 1 1 24 9213086 BOLT 4 4 4 25 9213096 BOLT 2 2 2 26 9213116 BOLT 3 3 3 27 9313067 BOLT 6 6 6 28 9313097 BOLT 20 20 20 29 9213127 BOLT 1 1 1 30 1062197 PIN 2 2 2 31 1061097 PIN 1 1 1 32 1061554 GREASE NIPPL...

Page 37: ...2 2 56 1061268 PIN 2 2 2 57 1062199 SCRAPER XRHD 250 1 1061278 SCRAPER XRHD 270 1 1061279 SCRAPER XRHD 300 1 58 1061277 BUSHING 4 4 4 59 1062228 RUBBER GUARD XRHD 250 1 1061291 RUBBER GUARD XRHD 270 1 1061292 RUBBER GUARD XRHD 300 1 60 1062229 CLAMP BAR XRHD 250 1 1061288 CLAMP BAR XRHD 270 1 1061289 CLAMP BAR XRHD 300 1 61 1061400 FLANGE 1 1 1 62 1061333 PIN 1 1 1 63 1061331 BUSHING 1 1 1 64 1061...

Page 38: ... 1 1 1 92 9213207 BOLT 1 1 1 93 1062204 FRAME XRHD 250 1 1062205 FRAME XRHD 270 1 1062206 FRAME XRHD 300 1 94 1062207 REAR GATE XRHD 250 1 1062208 REAR GATE XRHD 270 1 1062209 REAR GATE XRHD 300 1 95 1062210 LINKAGE 1 1 1 96 1062211 UPPER LINKAGE 1 1 97 1062212 ROTOR ASSEMBLY c w HAMMERS 250 1 1062213 ROTOR ASSEMBLY c w HAMMERS 270 1 1062214 ROTOR ASSEMBLY c w HAMMERS 300 1 98 1062215 BUSHING RIGH...

Page 39: ...39 Spearhead XRHD 250 270 300 ...

Page 40: ...40 Spearhead XRHD 250 270 300 Spearhead Machinery Green View Salford Priors Evesham Worcestershire WR11 8SW Tel 01789 491860 Fax 01789 778683 www spearheadmachinery com enquiries spearheadmachinery com ...

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