GARDEN SCHREDDER
Contents
1. ORIGINAL USERS MANUAL Carefully read the entire manual before operating your garden shredder ss GARDEN SCHREDDER Maintenance accessories GSE 20 WOODY GSB 20 WOODY We manufactu re in Germany THURINGEN CERT ISO 9001 2008 15 100 63645 S dharzer Maschinenbau GmbH Helmestra e 94 99734 Nordhausen Harz Zentrale 03631 6297 0 amp 7 111 Internet www bgu maschinen de e mail info bgu maschinen de 9 10 11 12 13 14 15 16 17 18 CONTENTS Introduction 1 1 About the manual 1 2 Delivery and transport claims Product overview Safety pictograms and warning labels Safety 4 1 General safety rules 4 2 Mandatory application field Operation 5 1 Setting up and installing the machine 5 2 About electric powered versions 5 3 Operating gasoline engine driven machines 5 4 Operating safety Use of the shredder 6 1 Selecting the best discharge grate 6 2 Changing of a reducing grate Handling and transportation 7 1 Long distance transportation 7 2 Short distance transportation Repairs and maintenance 8 1 Ordinary maintenance 8 2 Daily cleaning operations 8 3 Tensioning and replacing the V belt 8 4 Replacing the hammers 8 5 Replacing the side blade 8 6 Replacing the counter blades of the side spout Dismouting and discarding an obsolete machine Technical specifications 10 1 Noise emissions Wiring diagram Trouble shoot2. 51706 51607 18916 18914 18915 19082 19195 53280 18926 19065 18928 18925 19066 19064 51616 53103 51706 51607 51648 53103 51706 51607 51648 DIN 7991 DIN 7991 DIN 985 DIN 127 DIN 985 DIN 7380 DIN 127 DIN 985 DIN 125 DIN 7380 DIN 127 DIN 985 DIN 125 M 10x20 M 8x20 M8 di 25 I 110 B8 M8 250x60x20 M6 L 14 M 8x20 B8 M8 8 4 M 8x20 B8 M8 8 4 Oval head screw with hex recess Split washer Self tapping hex nut Washer Standard blind rivet Flanged bearing housing Self tapping hex nut Split washer Washer Hex nut Self tapping hex nut Self tapping hex nut Split washer Washer Hex screw Washer Split washer Feather key Washer Lock washer Oval head screw with hex recess Hex nut Self tapping hex nut Hex screw Hex nut Stop plate Oval head screw with hex recess Washer Split washer Adjustable angle iron Standard blind rivet Hex nut Eye bolt Tension spring Rubber shock absorber Hex nut Self tapping hex nut Oval head screw with hex recess Washer 53101 51707 51608 51649 53857 53846 51606 51705 51647 51594 51608 51607 51706 51648 51460 51698 51707 51720 51654 51234 53096 515321 51606 51474 51594 19211 53180 51648 51706 19228 53857 51592 53904 51900 53906 559 51606 51552 51648 DIN 7380 DIN 127 DIN 985 DIN 125 DIN 7337 DIN 985 DIN 127 DIN 125 DIN 934 DIN 985 DIN 985 DIN 127 DIN 125 DIN 93
3. knife Replace the grate Close the grate 113 OTHER AREAS OF POSSIBLE RISKS 13 1 Mechanical dangers All moving parts on the machine hammers knives and V belts are protected by permanent safety guards minimising risks and dangers re lated to moving parts on the machine No accidental removal of the gu ards will be possible as special tools will be required to dismount them WARNING operating the shredder without the safeties will increase your risk of getting injured while operating the machine 13 2 Electric dangers All machine parts staying under voltage are duly insulated or sealed inside a fixed casing to avoid accidental contact For safety reasons all fixed casings can be only removed using special tools and equipment WARNING removing a fixed protection casing when the machine is running or without having priory cut the power off may result into major danger of electrical shock CONSUMABLES Here below is a list of the most frequent sparest required for this ma chine at normal operating conditions Cutting knives Code No 18941 Rotor hammer Code No 18942 Hammer shaft Code No 18938 Counter knife of the side spout Code No 19054 Hopper rubber lining Code No 18937 V belt Code No 53847 When placing an order for spare parts please always show the respec tive part number on one side of each quantity Purchase orders can be submitted both in writing and on the phone to your dealer 115 LE
4. of the hopper to insert it in the contact retainer of the side spout see figure 4 and there fore to close the safety contact Failure to sufficiently and complete ly turning the rod will prevent successful starting of the shredder Do not move the locknuts of the threaded rod If the nuts are excessively tight against the thread and the star knob is further turned and inser ted in the contact the safety switch might get damaged Excessively turning the nuts in the opposite direction may prevent the threaded rod to reach into the contact and therefore efficient starting of the ma chine 5 2 About electric powered shredders Phase inverter Plug the shredder and connect power Three phase 400V mo tor versions should be powered using a power cord of at least 1 5mm section Unusually long power cords or cord extensions should have a wider section 5x2 5 mm If you don t feel famili ar with phase changing ask a licensed electrician to help you out Before pressing the green on switch and starting to work quickly switch the 400V motor on and off to check that rotation is performed in the di rection shown by the arrow on the motor casing Should rotation be per formed in the opposite direction immediately stop the motor and use a phase inverter to switch the polarity in the plug of main power cord using a phase changer bPress down the insulating disc inside the plug using a screwdriver and then turn it by 180 see figur
5. responds in full to the actual version brought on the market We the manufacturer further declare that this equipment was duly designed and manufactured in accordance with the actual European Safety and Health Standards settled by the relevant EEC directives as well as the latest electromagnetic standards issued by the European Council of 3 5 89 and later enforced by all member states This statement of compliance does not apply to customer modifications of the equipment without manufacturer s written approval Machine type Garden shredder chipper Models GSE 20 Woody GSB 20 Woody Production No see Manufacturer plate Applicable European Standards EC Machine Directive 42 2006 EC Directive 108 2004 modified by following EC 91 263 EC 92 31 and EC 93 68 EC Low Voltage Directive 68 93 Ec 95 2006 Noise emissions to EC 14 2000 Other applicable Standards Full compliance to the European safety rules was assured compliance to the following harmonised Standards EN 294 DIN EN 61000 3 2 2006 DIN EN 61000 3 3 prEN 13683 GSE 20 Woody Measured Level of static pressure increase Lwa 112 dB A Guaranteed sound pressure level LD 114 dB A GSB 20 Woody Measured Level of static pressure increase Lwa 108 dB A Guaranteed sound pressure level LD 111 dB A Person responsible for the technical documents J rg Kernstock Management S dharzer Maschinenbau GmbH Helmestra e 94 99734 Nordhausen Harz Service Tel 03631 6297
6. that the crushing rotor can start freely turning around This system was conceived and designed to prevent shredder overloads Move the shredder away as soon as an excessive quantity of shredded material falls down onto the ground under the chute output Should the grate open too frequently or too easily adjust the pre loa ding of the spring by means of the eyebolt To do so first adjust the hex nut SW 13 of the eyebolt closer to the spring see Figure 6 Various kinds of grates are available to adjust the system to the va rious kinds of required compost see Selecting the best discharge gra te The side spout allows chipping thicker tree limbs by means of high ca pacity cutting blades Before feeding limbs into the side spout make sure to clean it and remove all projecting branches Now insert your material into the side spout As it passes within a heavy steel anvil rotor this blade shears off a chip of wood once for every revoluti on The own weight of this compact but powerful chipping action and the special knife design assure optimized intake and discharge of the shredded material without further pushing it 61 Selecting the best discharge grate Fig 8 I Fig 9 The machine is equipped with a standard grate suitable for compos ting bushes and branches see Figure 7 If you require shredding of very wet material fresh grass thistles stinging nettles etc preferably use a larger perfor
7. the knife and pull it out Please note countersunk screws are securely seated by means of high resistance hardware loctite Before attempting to remove them use an hot air gun or similar tools to warm them up Replace the knife Secure all knife countersunk screws using high resistance thread glue After replacing the cutter knife firmly screw the side spout back in place see Fig 28 Hand turn the rotor to make sure that no hammer hits against the shredder walls or other components and in that case grind excess material off Reassemble the upper hopper and make sure that the threaded stud fits back into the safety contact holder tighten all 4 hex screws SW 15 by the original torque see Figure 27 Turn the threaded stud inside the contact holder see Fig 30 Start the shredder Failure of the machine to properly start turn the stud to further progress inside the contact holder turn until the safety switch is en gaged 8 6 Replacing the counter knife of the side spout Fig 31 Fig 33 Release without fully removing the 4 fixation screws SW15 and remove the upper infeed hopper see figure 31 When doing this remember to first pull out the threaded stud of the safety switch Remove the side spout by releasing the 4 hex screws SW 13 see Fig 32 Release both countersunk screws SW 5 of the counter knife and remove the knife see Fig 33 Please note countersunk screws are
8. 104 Fax 03631 6297 111 Internet www bgu maschinen de e mail service bgu maschinen de Nordhausen 05 08 2011 Date J rg Kernstock Director Official user s language English User s release maschinen Sudharzer Maschinenbau GmbH Helmestra e 94 99734 Nordhausen Harz i Service Tel 03631 6297 104 Fax 03631 6297 111 Form 627 05 08 2011 Rev D Internet www bgu maschinen de Form 628 05 08 2011 Rev D e mail infoQbgu maschinen de Subject to change without notice
9. 5 DIN 9021 DIN 127 DIN 6885 DIN 125 DIN 7380 DIN 934 DIN 985 DIN 933 DIN 934 DIN 7380 DIN 125 DIN 127 DIN 7337 DIN 934 DIN 2097 DIN 934 DIN 985 DIN 7380 DIN 125 M 10x25 B 10 M 10 10 5 A 6 4x18 D 95 3 L 28 5 M6 B 6 6 4 M 10 M 10 M 8 B 8 8 4 M 10x16 1075 B10 A 8x7x20 21 d 20 D 36 6 M 6x20 M6 M6 M 10x90 M 10 M 8x12 8 4 B8 A 6 4x18 M8 M 8x60 4 5x23 5x217 if 40 D 25 H 10 M6 M6 M 8x25 8 4 110 171 113 114 115 116 117 118 119 Lock washer Self tapping hex nut Hopper complete assembly Hopper unit Hopper upper piece Rubber lining 18937 Standard blind rivet Fixation screw Threaded rod Hex nut Star knob w threaded bore Disconnector Round head screw Washer Lock washer Self tapping hex nut Side spout assembly Side spout Connection sleeve complete assembly Counter knife Frame Self tapping hex nut Washer Lock washer Cross recessed countersunk flat head Washer Lock washer Self tapping hex nut Oval head screw with hex recess Hex nut Star knob w threadere bore Discharge chute assembly Riveted chute Oval head screw with hex recessech Washer Lock washer Multi purpose blind rivet Motor Hex screw 51706 51607 18905 19050 19250 51845 53860 19225 51592 50996 19241 51295 51647 51705 51606 18906 19052 191199 19054 20488 51607 51648 51706 53856 51648 51706 51607 53907 51592 50996 19218 1
10. 7 51705 51606 19081 19256 19079 51847 51616 51429 DIN 125 DIN 9021 DIN 127 DIN 985 DIN 6885 DIN 933 DIN 127 DIN 985 DIN 934 DIN 7985 DIN 985 DIN 7753 DIN 985 DIN 125 DIN 127 DIN 933 DIN 125 DIN 127 DIN 985 DIN 933 10 5 10 5 B10 M 10 A 8x7x28 M 8x25 B 8 M 10 M 10 M 5x45 M5 00180362 XPA 1207 Lw d 4 8 l 11 M 6 6 4 B 6 M 6x40 6 4 B6 M 6 d 4 8 l 11 M6 L 14 M 6x16 159 160 161 162 163 164 165 166 167 168 169 200 202 203 204 205 206 208 209 Washer Lock washer Cable gland Cylinder head screw Washer Lock washer Self tapping hex nut Chassis clamp Cable gland Adaptor Discharge plate accessory Parts for GSB 20 Woody Gasoline engine Centrifugal clutch Feather key Spacer bushing V belt cover Hex screw Washer Lock washer Self tapping hex nut Wiring for safety switch connection 51647 51705 53895 51326 51645 51703 51604 51929 50826 11324 19242 53897 56279 52725 18320 19525 51451 51697 51706 51607 19315 DIN 125 DIN 127 DIN 912 DIN 125 DIN 127 DIN 985 DIN 6885 DIN 933 DIN 9021 DIN 127 DIN 985 6 4 B6 M 20x1 5 M 4x30 4 3 B 4 M 4 43x12x0 8 Pg 16 A 5x5x28 M 8x40 8 4 B 8 M 8 18 EC STATEMENT OF COMPLIANCE to the EC Machines Directive No 2006 42 and EMV Low Voltage Directive 2004 108 We hereby declare that the equipment described in this manual
11. 9215 53040 51647 51705 51847 50748 51464 DIN 127 DIN 985 DIN 7337 B 151 DIN 934 DIN 603 DIN 125 DIN 127 DIN 985 DIN 985 DIN 125 DIN 127 DIN 7991 DIN 125 DIN 127 DIN 985 DIN 7380 DIN 934 DIN 7380 DIN 125 DIN 127 DIN 933 B8 M8 A 4 8x12 M 10x20 M8 D 40 M8 M 6x20 6 4 B6 M 6 M 8 8 4 B 8 M 8x25 8 4 B 8 M 8 M 8x50 M 8 D 40 M8 M 6x16 6 4 B6 d 4 8 l 11 M 10x35 120 121 122 123 124 125 126 L27 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 i52 153 154 SS 156 157 158 Washer Washer Lock washer Self tapping hex nut Feather key End washer Hex screw Lock washer Rubber foot Self tapping hex nut Hex nut Switch plate Raised pan head screws w cross recess Self tapping hex nut Motor safety switch Position switch Driver rod Cover plate Round lamellar plug Motor belt pulley V belt Belt cover Multiple blind rivet Self tapping hex nut Washer Lock washer Steel iron 4 Steel iron 5 Rear belt cover Hex screw Washer Lock washer Self tapping hex nut Spacer bushing Corner guard Steel iron 1 Multiple blind rivet Galvanized blind rivet nut Hex screw 51649 51698 51707 51608 51721 19080 53798 51706 18908 51608 51594 19214 51564 51605 53887 53888 53889 19059 53848 18909 53847 19077 51847 51606 51647 51705 253273 25324 19078 51435 5164
12. GAL WARRANTY All BGU machines are covered with warranty terms in accordance with the law Customers should promptly notify the manufacturer eventual material or production claims on their detection While asking for war rantynservice customer should show copy of their purchase invoice or receipt The warranty does not cover for faults due to natural wear temperature or weather agents as well as defects caused by misuse faulty installation or set up improper operations and lubrication or act of vandalism No warranty will be given on parts damaged by impro per handling use and application The manufacturer is further not re sponsible for warranty service on machines used for other applications as mentioned in this manual altered or modified by the customer or other thirds or overloaded No warranty applies to consumable parts for instance V belts bla des tools and other implements and to adjustment calibration works 16 EXTENDED WARRANTY All SUMA consumer products are covered with 24 or 12 months total warranty from the date of purchase for private industrial users and rentals This warranty extension does not substitute nor void the legal warranty Customers should promptly notify eventual material pro duction or workmanship claims on their detection While asking for warranty service customers should show copy of their purchase in voice or receipt Buyers address and type model of equipment must be clearly stated in th
13. If the problem or functional trouble is not listed in the trouble shooting chart contained in this manual ask your Authorized Service Centre for service When you order parts maintenance or repair services your Authorized Service Centre your dealer or even tually the manufacturer need your machine serial number and engine serial number These are the numbers that you have recorded on the product identification label of the manufacturer on the machine 12 Delivery and transport claims Upon receiving the shredder at your place please check for visu al machine damages such as damaged packing or scratched buckled parts If so make a remark on all copies of the delivery bill before si gning for acceptance Also have the truck driver sign al copies of the delivery bill Should your shipper or the truck driver refuse to accept your claim fully re ject delivery of the machine and make sure to inform us the ma nufacturer immediately No claims will be taken into account by the shipper or by the insurance company if a reservation note is not ma de on the delivery bill All transport damages must be notified within latest 2 days from delivery Therefore delivery must be collected and inspected within this term Later claims shall be disregarded In ca se of assumed but not visually clear transport damages make sure to mark the following sentence on the delivery bill Reserved delivery due to assumed transportation damages Insur
14. amages that may result from the recycling of worn out machine parts for eventual reuse in other applications diffe rent than originally stated in this manual Dismantling procedure Take good note please each and every dismantling task must be per formed by authorized service centres or trained skilled staff only e Pull the machine down into single components e Lock and clamp all moving machine parts e Deliver each single component only to authorized waste manage ment facilities e Drain oil and fuel out of respective tanks and lines before disposal of the machine e Remove rubber and plastic parts from the machine that must be se parately disposed Deactivated clamped moving driving parts and components are of no further risk and danger Electric components must be separately disposed to avoid substantial environmental threat In the event of the fire on the electric deplo yment system of the machine use of an explosion proof extinguish system is required for example powder fire extinguishers 10 TECHNICAL DATA Power P1 E Motor kW 3 8 Power gasoline engine kW 5 50 PRS Motor speed 1 min 2860 3600 Rated voltage V 400 Rated current A 6 4 Frequency Hz 50 Power cord section mm2 2 5 Max branch diameter mm 65 65 side spout capacity Max branch diameter mm 50 50 hopper capacity Rotor diameter mm 300 300 Rotor width mm 200 200 Rotor speed 1 min 2400 3100 Number of hammers pcs 30 30 Number of sid
15. ance and shipping companies act with extreme caution in case of transport damages and sometimes refuse to accept responsibility Please make sure to provide clear and exhaustive evidence photos of the claimed damages Thank you in advance for your help and attention to this matter 12 PRODUCT OVERVIEW Upper infeed hopper Side infeed spout Control handle for discharge chute Switch electric versions only Motor electric motor or gasoline engine Belt drive housing Caster wheels Discharge chute SAFETY PICTOGRAMS AND WARNING LABELS 1 Personal protection pictogram Wear ear plugs and goggles when working with your shredder 2 Personal safety label Wear suitable protective gloves 3 Machine safety label Read before use To avoid personal injury or death carefully read and understand all instructions pertaining to the shredder including the engine manufacturer s operating and maintenance instruction manual 4 Machine safety label Read before use To avoid personal injury or death carefully read and understand all instructions pertaining to the shredder including the engine manufacturer s operating and maintenance instruction manual 5 Machine safety label Please mind this alert sign To avoid personal injury or death carefully read and understand all instructions pertaining to the shredder including the engine manufacturer s operating and maintenan
16. anched sticks inside the hopper or the side spout Ne ver reach with your hands inside the hopper or side infeed spout when the machine is running Never attempt to remove a jammed piece of wood or material before disconnecting unplugging the machine from the power and before the cutting tools blades and hammers have come to a complete stop e Do not try to defeat or override any safety features Never operate the machine without its protection safeties e Do not provide any additional customised protections or tools on board of the machine other than the ones designed and supplied by the manufac turer e Strictly use original spare parts of the manufacturer 4 2 Mandatory application field Garden shredders are designed to reduce brush stalks tree bark and gar den waste to fine particle size All other applications are forbidden and considered as misuse Make sure that no foreign matter nails screws stones or alike in or on wooden material gets trapped in the machine This machine is not suitable for chipping stones metals and glass plastic ropes lines and other similar workshop material Grass and vignards waste should be stored for at least one week before shredding This shredder can handle up to 65 mm diameter branches through the side infeed spout and up to maximum 50 mm diameter in the upper hopper This machine is one man operation only Never use the machine indoor It is strictly designed for outdoor or very w
17. ated grate in or der to avoid stoppage of the machine When you are to chip humid clumpy materials make sure to mix them with some other wooden material so that the rotor remains clean and no jamming occurs Differently perforated grates allow for adjustment of your compost production see Figure 7 and 8 Larger holes correspond to larger compost size Should frequent stoppage occur on the discharge chute it is recom mended to select a wider mesh grate Should material keep jamming in the chipper and failing to reach the discharge chute flip the grate over To do so push down the lever on one side of the machine see Figure 9 6 2 Replacing a reducing grate Fig 10 Make sure that the machine is fully disconnected and all moving parts are secured before performing any maintenance repair work on the machine To replace a worn out grate do the following Remove the tension spring by lifting the adjustment handle up Re lease the hex nuts SW 13 on the eyebolt see Figure 10 and final ly unhook the spring and push the handle down again Fig 11 Fig 12 Release the hex nuts SW 13 on the opposite shredder side and re move the bushing see Figure 11 Now pull out the adjustment handle from the side see Figure 12 At this point the grate should be falling off and be freely and easily removable To fit a new grate in insert the handle back into its hole on the shred der f
18. ce instruction manual 6 Operation safety label Do not reach inside the infeed hoppers or the discharge chute with your hands VERY DANGEROUS 7 Operation safety label Before setting up servicing maintaining and cleaning the machine disengage all power and stop the engine Earn CE Typ Fabriknummer Nennbetriebsspann Stromart Nennstrom Leistung P1 Drehzahl Sageblattdurchmes max Zapfwellendre Gewicht 8 Operation safety label Read before use and keep yourself and others at safe distance from the dangerous area This label reminds operator and bystanders of the dangerous area between the tractor and the winch 9 Warning label ATTENTION Direction arrow This arrow shows the revolution sense of the motor PLEASE CHECK motor rotation at first start 10 Operation safety label Effectively assemble and firmly secure the upper hopper and the si de spout on the machine before setup Make sure that both the infeed hopper and the side spout are duly set in working position before first use 11 Operation safety label Discharge chute ope ned closed 12 Production label Product identification This label shows the company details of the manufacturer and the main machine technical data 13 Identification label BGU Logo 4 SAFETY 4 1 General safety rules Strictly perform installation set up maintenance cleaning and transportation with the motor
19. e Phase inverter 5 3 Operating gasoline engine driven machines Perform maintenance cleaning and repairs of gasoline engine in accordance with the instructions of the manufacturer Gasoline shredders are equipped with centrifugal clutch in order to greatly facilitate starting of the engine 54 Operating safety dangerous work area foe Fig 5 The clutch s purpose is to disengage when the engine is idling so that the rotor does not move When the engine speeds up approx 1800 l min because the operator has pulled the throttle trigger to begin shredding the clutch engages so that the rotor can start turning The rotor reaches its rated speed when the gasoline engine runs at max speed approx 3600 1 min You can only switch the engine off when the engine has slew down and the idle speed is reached The shredder cannot start unless all safeties and guards the infeed hopper spout the discharge chute and the pulley cover are duly in place and functioning Check for the threaded rod on the upper infeed hopper to be suffi ciently inserted into the contact holder so that the safety contact is disengaged and the shredder can start Attention Do not allow any bystander in the dangerous area of the machine see figure 5 WARNING shredded material escaping from the discharge chute work area can be scattered at very high speed A low volt release switch is provided on board to protect the machine in the ev
20. e case of industrial users contractors dealers All claims related to material or production failures during the total war ranty time shallbe repaired notwithstanding eventual user s faulty wrong operation or maintenance SPARE PART LIST WVYd NIVW ApooM OZ 9 3S3 GSE B 20 Woody SIDE SPOUT tet 109 IT GSE B 20 Woody POWER DRIVE 170 f r 8 Antrieb VOVIOI SIQAIUI Rlw iN WWW WW WW W WIW NIN NIN NININ NIN Ni FP PoP Ee Bere R R VIOISIQSAIUII RPIWINIFIOIOTOINISI UI PRPIWIN IFIOIO JOINT UI RIWIN Im I Main frame complete assembly Cuttin disc complete assembly Cutting disc unit Shaft Hammer Long spacer Short spacer Cross recessed countersunk flat head Cutting knife Cross recessed countersunk flat head Self tapping hex nut Discharge plate Handle bar complete assembly Handle bar Handle Guide bushing Split washer Self tapping hex nut Guide plate Flank plate infeed side Flank plate power drive side Rear guide plate Motor bracket Solid rubber wheel w bearing V belt sheave Rubber foot seat Angle iron Wheel mount Axle Threaded rod Galvanized blind rivet nut Oval head screw with hex recess Split washer Self tapping hex nut Washer Oval head screw with hex recess Split washer Self tapping hex nut Washer 18903 18904 18936 18938 18942 13959 18940 53858 18941 53851 51007 18911 18912 19048 52110 18929
21. e cutter knives pcs 1 1 Side spout infeed size mm 250 x 250 250 x 250 Hopper infeed size mm 450 x 350 450 x 350 Length mm 1150 1150 Width with down folded spout mm 1050 1050 Width with up folded spout mm 700 700 Height mm 1500 1500 Weight kg approx 122 approx 102 10 1 Noise emissions Noise emissions were measured in accordance with the European di rectives for the measurement of noise emissions on the workplace The measurement was performed by external authorized certification bodies in compliance to the applicable Standards based on applicable rules for agricultural and forestry equipment The detected noise levels were Idle 80 db A 95 db A Fullload 104 db A 104 db A Hearing protectors must be wore 11 WIRING DIAGRAM Works on the shredder electric system should be strictly performed by skilled electricians Wiring dia gram z 3N 50Hz 400 230V 164 400 V gt 11 a P ORK R BE BE ae wa KOR SAR RWE ee N lComponents list 1 Metal housing K900 2 Overload safety switch 6 8A 7 eee ee et 3 KB 04 230V w 4 Ground 5 Motor 12 TROUBLESHOOTING This table contains some important tips to help you quickly identifing possible causes of malfunctioning and eventual remedies Setting cleaning repairing adjustment and maintenance works on the chipper must be strictly performed in accordance with the applicable safety standards Mo
22. ell aerated places Any other use or shredding method is considered by the manufacturer as misuse In case of misuse the manufacturer will not be liable for any injuries or damages and the operator will be held entirely responsible Misuse will immediately void your warranty 5 OPERATION To ensure stability during operation make sure to choose a flat dry floor free from any tall grass brush or other interfe rences If your floor ground is soft you may use a solid board underneath your shredder Important Set your shredder on an even safe stable and non slip foundation 5 1 Setting up and installing the machine Attention Danger Strictly perform installation set up main tenance cleaning and transportation with the motor switched off and all moving parts secured against accidental operation Immediately disconnect power off the machine in case of any eventual fault or trouble Assemble and securely attach both upper hopper and side in feed spout on the machine before the first setup Do not operate the machine until all safeties and protections are duly and efficiently in place To install the side infeed spout on the chipper follow the in structions below Install the chipper on a stable and well levelled surface Check the counter blades of the side spout and make sure that they are securely and firmly in place Set the spout on the shredder so as to snap the 4 screws in the recesses on the machine side fla
23. ent of a power blackout The shredder must be restarted af ter each blackout A thermal switch is provided in the on off switch of the electric motor in order to stop the machine in the event of a possible overload In this case let the shredder standstill and cool for approximately 5 10 minutes before restarting When stopping the machine remember that the rotor will keep turning for about 30 more seconds lag time Take due measures to avoid hands contact with the infeed hopper spout and the discharge chute during this time 6 USE OF THE SHREDDER Fig 6 When all safeties guards and protections are on board you may start working with your shredder Dress properly wear long pants non slip gloves sturdy work shoes with non skid soles and suitable personal protection implements when wor king outdoors Switch the shredder on Feed brush stalks tree bark leaves thin branches and garden waste into the upper hopper to reduce them into fine particle size by means of special hammers and discharge the compost out of the lower chute The machine optimum intake is set by the manufacturer before ship ment However check for throughout smooth and fast pulling when feeding long thin material into the hopper Thicker branches and sticks gt 30mm should be fed slower into the machine The machine is equipped with a spring loaded reducing grate Should a stoppage or an overload situation occur the grate is flapped forwards so
24. ing Other areas of possible danger 13 1 Mechanical dangers 13 2 Electric dangers Consumable Legal warranty Extended warranty Replacement parts EC Compliance Statement oo A UI aw WwW 10 10 11 12 13 14 14 16 16 16 17 17 17 17 18 21 22 23 24 25 26 27 28 28 28 28 29 29 30 39 1 INTRODUCTION ka About the manual Dear customer thank you very much for your trust and preference in buying this gar den shredder You have now joined the BGU worldwide family This shredder is available in different versions GSE 20 Woody with electric motor GSB 20 Woody with gasoline engine Various optional perforated outlet grates are available to match the type of required compost material Please take time to read this manual and learn to how operate and maintain the shredder safely For your easier reading this manual is laid out in several sections The sections are progressively numbered 1 through 18 and listed on the content page The information pictu res and technical data in this document reflect current or planned pro duct features functions and characteristics as of the publication date Because of on going product improvements and feature additions in formation in this document is subject to change without notice If you are experiencing a problem or functional trouble on your machine please read the trouble shooting section to identify possible causes and remedies
25. lank while firmly holding the grate in place between the two side flanks of the shredder so that the adjustment handle can be slipped into the channel of the grate Fit the bushing on the opposite side of the handle and tighten the hex screws SW 13 back in place making sure to avoid twisting and strai ning of the handle square tube At the end check the handle for proper functioning with the hand le lifted up the discharge chute must be closed and it should open as you push it back down Hook the spring back in place using the safety eyebolt and respective hex nut to secure the handle Provide for due stretching of the spring making sure that the eyebolt thread stands about 20 mm out z HANDLING AND TRANSPORTATION Attention When handling electric equipment make sure to disconnect power before performing even just a short distance handling za Long distance transportation Fig 13 Long distance transportation requires shredder handling asset Clean the chipper thoroughly to avoid dirt and splinters to contamina te public roads and walkways Release the lock on the side spout and secure it to the hopper by means of the special star knob In this asset the dimensions of the shredder are smaller With the spout folded up the shredder is only 700 mm wide and can be pulled through any door and corridor Hold the upper rim of the hopper with one hand and pull slightly back to lean the shredder and start pushing t
26. nks and tighten the screws to fix it Fig 1 Strictly use the standard hardware that is supplied with the machine shims lock washers and self tapping hex nuts SW13 Now manually cause the rotor to revolve and make sure that the blade on the rotor disc does not hit against the side spout as it revolves Now insert and close the safety contact For shredders with electric power motor the safety contact is wired to the on off switch For shredder versions with gasoline engine the safety contact must be wired to the engine Insert the safety contact in the contact retainer on the side spout see figure 2 and secure it with special M4 screws supplied along with the machine SW 3 and SW 7 Fig 2 Fig 3 Fig 4 To install the upper infeed hopper on the shredder follow the instructions below Turn the 4 fixations screws SW 15 on the upper side of the hopper to make the threaded end of the screws advance by 2 3 turns in their respective holes Set the hopper on the shredder so to snap the 4 screws in the recesses on the machine side flanks The lug with a star knob must be located opposite to the side spout Make sure that the threaded rod is inserted into the bracket of the safety switch Tigh ten all 4 fixations screws see figure 3 while checking that the hop per keeps firmly in position on the shredder and that no gap is formed between the upper hopper and the side flanks Now turn the threaded rod located on one side
27. o whatever direction see Figure 13 72 Short distance transportation For moving the machine to any other work place at short distance you do not need to fold up the side spout Simply hold the upper rim of the hopper with one hand and pull slightly back to lean the shredder and start pushing to whatever direc tion see Figure 13 REPAIRS AND MAINTENANCE Attention Before performing any maintenance repair work on the machi ne make sure that the machine is fully disconnected from power 8 1 Ordinary maintenance Make maintenance a regular part of daily operation The daily maintenance routine needs to include e Cleaning of the machine and clearing of all parts from residual wood debris chips dust bark pieces and eventual other waste Ideally perform a last shredding cycle using some dry branches and bushes whose passage through the drum will produce a sort of a self clea ning effect e Greasing of the centre of rotation of the outlet grate e Regularly check the V belt tension and perform new stretching if required e Regularly check the conditions of the blades the copunter blades and the hammers for unusual wear e Tighten all screws and nuts after the first operation hour e Tighten all screws and nuts again after each 100 operation hours 8 2 Cleaning the machine at the end of a workday Clean the machine and clear all parts from residual wood debris chips dust and bark pieces that may ha
28. other components and in that case grind excess material off After replacing the hammers of all three shafts reassemble the side spout by tightening the screw see Fig 24 Reassemble the side spout and make sure that the threaded stud fits back into the safety contact holder tighten all 4 hex screws SW 15 by the original torque see Figure 25 Screw the belt cover back in place see Figure 26 Turn the threaded stud inside the contact holder Start the shredder Failure of the machine to properly start turn the stud to further progress inside the contact holder turn until the safety switch is engaged 8 5 Replacing the side cutter knife Fig 27 Attention Always use safety work gloves Strictly perform maintenance repair and cleaning services after you have suc cessfully disconnected power and after all moving parts on the machine have come to a complete still stand Please note the grinding angle of the side cutter knife is 40 To replace the cutter knife follow the instructions below e Release without fully removing the 4 fixation screws SW15 and remove the upper infeed hopper see figure 27 When doing this remember to first pull out the threaded stud of the safety switch Remove the side spout by releasing the 4 hex screws SW 13 see Fig 28 e Turn the rotor till the knife becomes visible through the opening see Fig 29 Release the countersunk screw SW 5 of
29. rator is responsible for safety of all nearby thirds on site Never direct the dischargeof material towards bystanders e Due and proper illumination of the working site must be provided at all times e To ensure stability during operation make sure to choose a flat dry floor free from any tall grass brush or other interferences e Always wear suitable hearing ear plugs or muffs while operating the machine e Operators must wear steel toe safety shoes tear resistant gloves safety glasses and snug fitting work cloths e Do not wear loose closing or jewellery that can be caught in moving parts Long pants non slip gloves and sturdy work shoes with non skid soles are recommended when working outdoors Wear protecti ve hair covering to contain long hair e Sharp blades and hammers provide for optimum shredder perfor mance and prevent dangerous kick back risk e Damaged or buckled blades very likely to break during operation should not be used e Always wear work gloves to protect your hands while replacing worn blades ham mers e Strictly ask a skilled licensed electrician for any intervention on the electric system e Operate the shredder in dry conditions Using an electrical appliance in wet conditions such as rain or snow or near a pool or sprinkler system could result in damage to the on off motor switch or to the electric motor itself e Strictly use mechanical tools i e wood stocks to turn and release jam med or skewed br
30. securely seated by means of high resistance hardware loctite and are hard to remove Now fit the new counter knife in Secure all knife countersunk screws using high resistance thread glue After replacing the counter knife firmly screw the side spout back in place see Fig 32 Hand turn the rotor to make sure that no hammer hits against the shredder walls or other components and in that case grind excess material off Reassemble the upper hopper and make sure that the threaded stud fits back into the safety contact holder tighten all 4 hex screws SW 15 by the original torque see Figure 31 Turn the threaded stud inside the contact holder see Fig 34 Start the shredder Failure of the machine to properly start turn the stud to further progress inside the contact holder turn until the safety switch is en gaged DISMOUNTING AND DISCARDING AN OBSOLETE MACHINE When the shredder is fully obsolete and cannot be of any longer use it should be duly dismounted ahead of discarding Certain components need deactivation and dismantling in order to assure that no further use is made by other parties and that no worn out parts are recycled for other applications During dismantle be alert for possible recyclable materials and com ponents that belong to differentiated waste collection procedures ap plicable in your country The manufacturer is not liable and undertakes no responsibility for personal injuries or d
31. sible to move the motor back towards the ro tor Dismount the V pulley off the belt pulleys Now fit anew one in and provide due tensioning as described above Tighten and secure all 4 fixation screws SW 13 and SW 17 After complete stretching of the V belt fit the cover back in place on the chipper 8 4 Replacing the hammers Attention Always use safety work gloves Strictly perform maintenance repair and cleaning services after you have suc cessfully disconnected power and after all moving parts on the machine have come to a complete still stand As soon as you detect a reduction of the chipper output and producti vity check the hammers and eventually perform regrinding or repla cing VERY IMPORTANT you may not regrind and reuse the same ham mers for more than two times To regrind dismount and take the hammer off the machine regrind using a suitable sharpener and final ly fit the hammer back in To replace a hammer follow the instructions below e Release without fully removing the 4 fixation screws SW15 and remove the upper infeed hopper see figure 15 When doing this remember to first pull out the threaded stud of the safety switch Fig 18 e Release the 4 hex nuts SW13 and remove the side spout see Fi gure 19 e Unscrew the V belt cover SW10 see Figure 20 e Turn the rotor till the hammer pivots becomes visible through the opening e Release and pull out the counters
32. switched off and all moving parts firmly secured against accidental operation The user shall strictly comply with these operation set up mainte nance repair and trouble shooting instructions in order to assure safe operation and no damages to the equipment The owner must under stand these instructions and must allow only persons who understand these instructions to operate the shredder Moreover we recommend to let the machine be run only and strictly by trained and skilled staff who must be familiar with the applicable occupational safety and health administration rules as well as applicable transportation rules Incorrect use of the splitter can cause serious injury or death No person under 16 years should operate this log splitter The machine shall be installed and kept in a suitable location selected by the customer for safest operation Make sure that the equipment stands on a safe stable foundation The working area around the machine must be kept as clear as possib le from surrounding obstacles and slippery foundation floors should be duly treated do not use saw dust or wood ash for this purpose e NEVER leave the machine unattended with the running motor e Switch the motor engine off disconnect power and secure the ma chine from unauthorized use of thirds before leaving the operator s station for any reason e Never allow anyone to stand in the dangerous area of the machine while in operation e REMEMBER the ope
33. tor won t start The E Motor turns but in the wrong direction The gasoline engine will not start The chipper keeps jamming The low volt release switch keeps switching the unit off Insufficient or discontinuous shredder output No automatic intake in the side spout Shredded material too large or too small Power problem Faulty switch Faulty damaged motor Failure to close the contact The switch is wrongly phased No gasoline in the tank Defective spark plugs Defective engine Failure to close the contact Excessive machine load Rotor is jammed Shredder overloaded Power cord too long as compa red to the section V belt slips Hammers are wore out Cutter knife is dull Motor runs with 2 phases Cutter knife is dull You are using the wrong grate Perforated grate is open loose Check power cord Replace switch Replace motor Let the threaded stud further progress in the contact holder Invert phases use phase inverter Fill the tank up Replace spark plugs Replace engine Let the threaded stud further progress in the contact holder Feed less material Do not exceed branches max diam Clean the drum rotor Feed less material in Use a cord with bigger section 2 5mm2 Use a shorter cord Stretch the V belt Replace hammers Replace cutter knife Check the electric connection Replace or grind the
34. unk screw SW 6 of the hammer pivots see Fig 21 Fig 22 Fig 25 Fig 26 Please note countersunk screws are securely seated by means of high resistance hardware loctite Before attempting to remove them use an hot air gun or similar tools to warm them up see Figure 227 e On the opposite screw side you will find a free seating area on the hammer shafts for use of a forked key SW13 that you can use to hold the rotor shaft firm see Figure 21 e Release the hex screw SW 6 to pull them out e On the side flank of the belt cover there is a access opening large hole Keep turning the drum till you can pull it out of through this opening Press the shafts down and let let pop up before pulling it out see Figure 23 e Remove hammer and spacer from the shafts and lay them on the side in the same dismount sequence e When fitting the new hammer in press and hold the shafts against the opposite side as the access opening and fit the new hammer in through the same access e While fitting the new hammer in make sure to have a spacer al ways set between one and the other hammer IMPORTANT assemble the hammers and bushings back on the chipper in the order as they were taken out to avoid eventual possible unbalanced rotor weight e Secure all hammer fixation screws using high resistance thread glue Hand turn the rotor to make sure that no hammer hits against the shredder walls or
35. ve formed there during normal operation 8 3 Tensioning and replacing the V belt Attention Before performing any maintenance repair work on the machine make sure that the machine is fully disconnected that all moving parts have come to a still stand and are duly secured To check for correct tensioning of the V belt first remove the belt co ver To remove the cover first release the screw 1 SW 10 and the nuts 3 SW 10 see Figure 14 A duly stretch V belt shall not sag more than 10 mm under the pressure of a single finger To remove or to stretch the V belt first release the 4 fixation screws SW 13 SW 17 on the motor without pulling them completely out of Fig 14 their place To replace a worn out V belt or simply to stretch it release but do not pull out the 4 adjustment screws SW 13 or 17 of the motor ba se plate see Fig 15 Fig 15 To stretch a loose V belt simply tighten the tensioning screws SW 17 located on the motor base plate and turn them towards the motor mount see Figure 16 after having released the lock nut SW 17 Now stretch the V belt till it will sag by approx 10 mm under the pres sure of one finger see Figure 17 The motor must be parallel to the outer profile of the motor bedplate Finally tighten again all 4 screws SW 13 and SW 17 to operate the motor again To replace a worn out V belt release the 4 adjustment screws SW 17 so that it will be pos
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