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ENERGY CUTTER BC18/BC25

Original instruction

AS Fors MW EN_V1.3-2018W02/Instruction book www.forsmw.com

6

It is absolutely prohibited to stand under a raised machine!

Note:

To reduce the risk of injuries, always keep the cutter's grapple arms outside of the blade

when the cutter is not in operation. See figure below.

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Summary of Contents for BC18

Page 1: ...Energy Cutter BC18 BC25 EN_V1 3 2018W02 Original instruction INSTRUCTION BOOK ...

Page 2: ...3 2018W02 instruction book www forsmw com 2 INTRODUCTION 3 1 SAFETY REGULATIONS 4 2 SAFETY DEVICES 7 3 GENERAL DESCRIPTION 11 4 TECHNICAL SPECIFICATION 12 5 DIMENSIONAL DIAGRAM 13 6 INSTALLATION 16 8 SERVICE MAINTENANCE 24 9 EC DECLARATION OF CONFORMITY SAMPLE 31 ...

Page 3: ...ocation of the centre of gravity makes it easy to position the grapple directly by the root The FARMA Energy cutter is a combined grapple and felling head that is often used for clearing energy wood It is simple to i stall a d epla es the g apple loade s egula g apple tool The FARMA E e g utte is recommended for FARMA cranes from size C 4 6 upwards Even if you have experience of this type of produ...

Page 4: ...ecked and protection is in place Check that no unauthorised persons are within the safety distance of 45 m when using the cutter Only wear clothing that is appropriate for the work Loose fitting clothes can entail a considerable risk of becoming caught while working There is always a risk of slipping when working with the cutter Watch out for the blade s cutting edge and always maintain your dista...

Page 5: ...ou adjust the speed as you approach the log and will clamp around the tree Approach always the material to be cut so that the felling head is at 90 degree angle to the log Once you started the cutting movement one must not raise or lower the cutter before the log is completely cut off To shake the cutter up and down will risk the knife and the jaws to unanticipated stress and risk of breaking ...

Page 6: ...EN_V1 3 2018W02 Instruction book www forsmw com 6 It is absolutely prohibited to stand under a raised machine Note To reduce the risk of injuries always keep the cutter s grapple arms outside of the blade when the cutter is not in operation See figure below ...

Page 7: ...TTER BC18 BC25 Original instruction AS Fors MW EN_V1 3 2018W02 Instruction book www forsmw com 7 2 SAFETY DEVICES 2 1 Position of labels BC18 for cranes position of labels BC18 for excavators position of labels ...

Page 8: ...ENERGY CUTTER BC18 BC25 Original instruction AS Fors MW EN_V1 3 2018W02 Instruction book www forsmw com 8 BC25 position of labels ...

Page 9: ...equipment in order to avoid injury when using the cutter DANGER Safety distance 45 meters This decal shows the importance of taking great care when o ki g ithi the e e g utte s safet zo e Al a s keep a lose e e o a d o ito the utte s safet zo e Carelessness can result in direct danger to life DANGER Risk of crushing injuries There is a risk of clamping or crushing injuries during work and maintena...

Page 10: ...Original instruction AS Fors MW EN_V1 3 2018W02 Instruction book www forsmw com 10 INFORMATION Lubrication This decal is used to show the importance of regular lubrication of the cutter INFORMATION Data plate of energy cutter ...

Page 11: ...or 59 mm directly on the rotator shaft in the same way as a normal grapple It is possible to flange the rotator directly onto the BC18 without a flange plate Tilt cylinder This is illustrative photo to describe cutter components The cutter tilts down automatically when the stem or stems have been cut off and the pressure in the grapple cylinder reaches a factory preset value Similarly the cutter t...

Page 12: ...l flow 40 60 l min 40 60 l min Tilt angle 90 degrees Size rotator mount 49 59 Weight 190 kg 350 kg The maximum cutting diameter ultimately depends on the choice of tree species Can be used at 25 l min although operation becomes slow BC18 for cranes This model is supplied with a replaceable rotator mount Bear in mind that there are many aspects that can influence the potential to cut a tree of 18 2...

Page 13: ... 13 5 DIMENSIONAL DIAGRAM Dimensionf of BC 18 for cranes Dimensions of BC18 for excavators Measure S30 180 S40 S45 A 340 mm 340 mm 340 mm B 185 mm 200 mm 295 mm C 660 mm 660 mm 660 mm D 985 mm 985 mm 1015 mm E 1135 mm 1135 mm 1165 mm F 555 mm 580 mm 600 mm G 230 mm 300 mm 430 mm H Ø 30 mm Ø 40 mm Ø 45 mm ...

Page 14: ... book www forsmw com 14 Blank BC25 Dimensions of BC25 for excavators Measure S40 S45 S30 180 A 455 mm 455 mm 455 mm B 200 mm 293 mm 182 mm C 890 mm 890 mm 890 mm D 1087 mm 1114 mm 1087 mm E 1216 mm 1243 mm 1216 mm F 572 mm 580 mm 513 mm G 300 mm 430 mm 230 mm H Ø 40 mm Ø 45 mm Ø 30 mm ...

Page 15: ...s MW EN_V1 3 2018W02 Instruction book www forsmw com 15 Measure MS03 MM10 MH10 MS08 A 455 mm 455 mm 455 mm B 205 mm 205 mm 295 mm C 890 mm 890 mm 890 mm D 1087 mm 1087 mm 1110 mm E 1216 mm 1216 mm 1239 mm F 537 mm 537 mm 631 mm G Ø 50 mm Ø 50 mm Ø 60 mm ...

Page 16: ...NSTALLATION Installing the cutter unit by the loading arms boom The cutter is installed on the rotator via the journal shaft No separate hydraulic hoses or electrical cables are required here for use The cutter is connected directly in place of the grapple claw See figure below Journal shaft Rotator connection ...

Page 17: ...ENERGY CUTTER BC18 BC25 Original instruction AS Fors MW EN_V1 3 2018W02 Instruction book www forsmw com 17 Hydraulic scheme BC18 ...

Page 18: ... Instruction book www forsmw com 18 Main parts of hydraulic scheme BC18 FMWH00005 Pos No Description QTY 1 Valveblock 1 2 Relief valve 1 3 A gle ipple 0 2 4 T nipple 2 5 Straight nipple 2 6 Rubber seal 5 7 Hose 1 8 Hose 1 9 Hose 1 10 Hose 1 11 Hose 1 12 Cartridge nipple 3 ...

Page 19: ...ENERGY CUTTER BC18 BC25 Original instruction AS Fors MW EN_V1 3 2018W02 Instruction book www forsmw com 19 Hydraulic scheme BC25 ...

Page 20: ...truction AS Fors MW EN_V1 3 2018W02 Instruction book www forsmw com 20 Main parts of hydraulic scheme BC25 FMWH00042 Pos No Description QTY 1 Bayonet coupling 2 2 Dust cover 2 3 Rubber bonded seal 2 4 T nipple 2 5 Hose 2 6 Hose 2 7 Hose 2 ...

Page 21: ...gs Only use cranes that are correctly dimensioned for working with the energy cutter Always maintain a visual check on the work area Always check that there are no unauthorised persons in the vicinity Ensure that the safety distance of 45 m is complied with Test all the functions on the cutter Never stand under the cutter with or without a load Do not work under conditions where there could be a r...

Page 22: ...matically Apply the left side of the blade to the tree in the direction of travel for optimum cutting results Remember that the cutter tilts down automatically after completing the cut which is why it must be positioned so that the tree is felled in the right direction Take care to plan the felling direction and the incline Never fell trees in a headwind Note that the cutter tilts down automatical...

Page 23: ...ENERGY CUTTER BC18 BC25 Original instruction AS Fors MW EN_V1 3 2018W02 Instruction book www forsmw com 23 BC18 BC25 ...

Page 24: ...the purpose Always wear protective clothing and protective goggles S it h off the t a to s e gi e a d e o e the ke f o the ig itio Ensure that the pressure on the cutter is relieved by moving the control lever on the valve assembly back and forth a few times When servicing the cutter must be parked in a stable manner on the ground or floor The crane must be parked so that the pressure on the hydra...

Page 25: ...ust be halted immediately Damaged hoses must be replaced immediately Check for leaks Leaking hydraulic fluid entails a risk of accidents and can result in serious environmental damage When the machine is used regularly although under normal working conditions all grease nipples must be lubricated every 20 hours of operation In the case of significant loads the lubrication interval is reduced See l...

Page 26: ...eaned regularly with a sponge or soft brush along with soap When cleaning never use warm water in a high pressure washer This dissolves the grease at the bearing points Tightening torques The tightening torque Mv in Nm for untreated oiled steel screw joints when using a torque e h o s e d i e e h ith to ue o t ol To ue a ge a Met i oa se threads All bolts must be tightened after 10 hours of operat...

Page 27: ... not going to used for an extended period of time it is important to clean it carefully Note that high pressure washing is not recommended After washing all the lubricating points must immediately be lubricated When lubricating with new grease it forces the water away from the surfaces and thereby counteracts corrosion and wear Store the cutter under a roof If this is not possible the cutter must ...

Page 28: ...g with a corner grinder although if this does take place take care to ensure that the material does not become too hot This can affect the use of the product Regulating the tilting speed The BC18 energy cutter is supplied with a relief valve intended for the tilt function The tilt function has a default working pressure of 175 bar If the machine system in which the BC18 is installed has a working ...

Page 29: ... Instruction book www forsmw com 29 Lubrication schedule BC18 When the machine is used regularly although under normal working conditions all grease nipples must be lubricated every 20 hours of operation In the case of significant loads the lubrication interval is reduced ...

Page 30: ...ENERGY CUTTER BC18 BC25 Original instruction AS Fors MW EN_V1 3 2018W02 Instruction book www forsmw com 30 Lubrication schedule BC25 ...

Page 31: ...e FC variant BC18 BC25 Serial no FCBC18xx2xxxxx FCBC25xx1xxxxx Trade name FARMA BC18 BC25 Energy cutter Manufacture year xxxx is manufactured accordingly to demands in directive 2006 42 EC and therefore can be used mounted together with other equipment to provide a complete machine The e uip e t a t e used efo e the a hi e o the fo atio that it ill take pla e i is accordingly to the demands of the...

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