Operator's manual
Gasoline cut-off saw
BTS
930L3, 935L3, 1030L3, 1035L3, 1140L3
0109969en
008
06.2010
Page 1: ...Operator s manual Gasoline cut off saw BTS 930L3 935L3 1030L3 1035L3 1140L3 0109969en 008 06 2010...
Page 2: ...Manufacturer Wacker Neuson SE Preu enstra e 41 80809 M nchen www wackerneuson com Tel 49 0 89 354 02 0 Fax 49 0 89 354 02 390 Translation of the original operator s manual in German...
Page 3: ...h an EPA certified engine Relevant details can be found in the instructions of the engine manu facturer Warning The engine s exhaust fumes contain chemicals which are known to the State of California...
Page 4: ...T00940en fm 4...
Page 5: ...ate it is purchased by the first user and ends after 2 years PARTS INCLUDED The parts included in the above warranty are listed below Regularly scheduled main tenance is required for some of the parts...
Page 6: ...nly on missing documentation or not carrying out all scheduled maintenance work However we draw your attention to the fact that Wacker Neuson can dismiss warranty claims if a defect to your engine or...
Page 7: ...components related to the exhaust control sys tem you are responsible for determining if a manufacturer s warranty exists for these parts that is equivalent to that for parts allowed by Wacker Neuson...
Page 8: ...T00965en fm 8...
Page 9: ...s especially the right for copying and distribution are reserved Copyright 2010 by Wacker Neuson SE No part of this publication may be reproduced in any form or by any means electronic or mechanical i...
Page 10: ...Work habits and methods 26 4 9 Instructions for using synthetic resin cutting blades 27 4 10 Cutting metals 28 4 11 Cutting stone concrete asbestos or asphalt 30 4 12 Transport and storage 32 4 13 Mai...
Page 11: ...8 6 Checking the ignition spark 61 8 7 Replacing the suction head 62 8 8 Replacing the starter rope 62 8 9 Replacing the return spring 64 8 10 Cutting attachment in the center outer position 65 8 11 R...
Page 12: ...age air cleaner system for reliable operation even when an un usual amount of dust is produced Two ways to mount the cutting blade Use the center position for opti mal balance with the hand operated m...
Page 13: ...for choosing this product 2 1 Packaging To avoid damage during transportation your Wacker Neuson cut off saw was shipped in a cardboard box Cardboard is a renewable resource and can be used again and...
Page 14: ...ymbols You will find the following symbols on the machine and when reading the operator s manual Read the operator s manual and observe the warnings and safety information Multifunction switch Start S...
Page 15: ...ine Wear breathing protection Caution kickback No smoking Fuel oil mixture No open flames First Aid Cutting blade s direction of rotation Recycling Maximum cutting blade pe ripheral speed is 80 m s CE...
Page 16: ...is experienced in using a cut off saw to become familiar with the cut off saw Operators can en danger themselves and others if they are unaware or insufficiently in formed about how to properly use t...
Page 17: ...r reproductive harm Some examples of these chemicals are lead from lead based paints crystalline silica from bricks and cement and other masonry products arsenic and chromium from chemically treated l...
Page 18: ...ays wear eye protection C or face protection when working with the cut off saw 4 3 6 To prevent hearing damage always wear suitable ear protection Ear protections D ear plugs etc Octave band analysis...
Page 19: ...ts G and leg protection when working with the cut off saw Safety shoes with protective inlays pro tect feet from laceration and ensure that the operator is standing in se cure position 4 3 10 Always w...
Page 20: ...u have spilled fuel clean the cut off saw immedi ately Avoid getting fuel on your clothing Should you spill fuel on your clothing change your clothes immediately 4 4 7 Make every effort to ensure that...
Page 21: ...distance 4 5 2 When using cut off saws in residential areas please observe the local noise regulations 4 5 3 Never use the cut off saw near inflammable materials or explo sive gases The cut off saw c...
Page 22: ...unhindered and functions correctly the handles are clean and dry and the multifunction switch works 4 5 6 Do not start the cut off saw until you have completely assembled and tested it in operation Th...
Page 23: ...use an intermediate ring as an adapter 4 6 5 The cutting blade must be approved for freehand cutting with a 400 mm 16 cutting blade diameter up to 3 850 rpm or 80 m s 260 ft sec a 350 mm 14 cutting b...
Page 24: ...he rear handle and the left hand on the bow handle grip Hold the grips firmly using your thumbs 4 6 12 When you release the throttle lever the cutting blade will contin ue to run briefly afterrun 4 6...
Page 25: ...This prevents corrosion 4 7 Kickback and pulling motion 4 7 1 When working with the cut off saw it can kick back or suddenly pull you 4 7 2 Kickback can occur if the upper area of the cutting blade is...
Page 26: ...for any hazards elec trical cables flammable materials Clearly indicate the work area e g set up warning signs or barriers 4 8 2 During operation hold the cut off saw tightly using the front and rear...
Page 27: ...ng away and cause injuries 4 8 13 When cutting workpieces to length use a secure support and if nec essary secure them so they cannot slide away Do not use your foot to hold the workpiece down Do not...
Page 28: ...supervision or that of persons charged with this duty CAUTION The quick rotation of the cutting blade heats and melts metals at the contact point As far from the cut as possible behind it swivel the...
Page 29: ...cutting process do not allow the cutting blade to cut too deep into the material Always make shallow cuts around the pe rimeter 4 10 7 Worn cutting blades with a small diameter have a lower peripheral...
Page 30: ...that is to be cut so that it does not fall 22 Work very carefully and only with machines that are in perfect condition Observe the accident prevention regulations set forth by the profes sional liabil...
Page 31: ...nails etc from the cut area Notice Make sure that you know where the electrical cable is The quick rotation of the cutting blade at the contact point tears the ma terial and throws it out of the cutt...
Page 32: ...12 Transport and storage 4 12 1 Turn off the cut off saw when transporting it or moving it to an other location while working 26 4 12 2 Never carry or transport the cut off saw while the engine or the...
Page 33: ...he expiration date before using the synthetic resin cutting blades again after storage engraved on the supporting ring quarter year If the expiration date has passed the cutting blade may not be used...
Page 34: ...e 4 13 8 Use only Wacker Neuson spare parts and accessories Use of spare parts accessories and cutting blades not produced by Wacker Neuson increases your chances of having an accident If accidents or...
Page 35: ...in color or in the skin itself If these symptoms occur consult a doctor 4 15 Disposal and environmental protection Remember our environment Dispose of worn out or defective cutting blades according to...
Page 36: ...A 97 Sound power level LWA 109 dB A Vibrational acceleration ah w according to EN 1454 Bow handle grip idle nominal spindle speed Handle idle nominal spindle speed m s2 6 5 8 6 When using the guide ca...
Page 37: ...99 Sound power level LWA 110 dB A Vibrational acceleration ah w according to EN 1454 Bow handle grip idle nominal spindle speed Handle idle nominal spindle speed m s2 7 5 8 7 When using the guide cart...
Page 38: ...4 dB A 98 3 Sound power level LWA 108 dB A Vibrational acceleration ah w according to EN 1454 Bow handle grip idle nominal spindle speed Handle idle nominal spindle speed m s2 5 6 6 3 8 8 6 0 When usi...
Page 39: ...rk plug cap 3 Cover lock 4 Bow handle grip 5 Muffler 6 Protective hood 7 Handle for protective hood 8 Adjusting screw for tightening the V belt 9 Fastening nuts 10 Base 11 Opening for setting the carb...
Page 40: ...switch Start Stop I O choke 18 Lock button for half throttle 19 Safety switch 20 Throttle lever 21 Fuel tank seal 22 Valve housing with starting device 23 Cutting blade 24 Fastening screw for cutting...
Page 41: ...ollowing procedures 1 Combination wrench 13 19 mm 2 Offset screwdriver 3 Screwdriver for setting the carburetor 4 Adapter ring not usually included in delivery NOTE Only for the BTS 1140L3 model No ai...
Page 42: ...you must use an adapter ring NOTICE If you are using diamond edged cutting blades make sure you observe the attached rotational direction mark Set the clamping disc 8 onto the shaft screw in together...
Page 43: ...ey or to damage on the clutch bearing Retighten the V belt after one hour of operation NOTE To tighten the V belt and to check the tension you must loosen both mounting nuts 11 To increase the tension...
Page 44: ...with normal unleaded gasoline with a minimum octane rating of 91 ROZ 87 R M 2 If this octane is not available you may also use fuel of a higher octane rating This will not damage your engine For optim...
Page 45: ...ETHANOL ARE NOT APPROVED FOR USE IN Wacker Neuson 2 STROKE ENGINES Use of alternative fuels such as E 20 20 ethanol E 85 85 etha nol or any fuels not meeting Wacker Neuson requirements are not ap prov...
Page 46: ...dly and over time they will dry out your skin This could develop into one of various skin diseases In addition allergic reactions are also possible Oil in your eyes can cause irritations If you get oi...
Page 47: ...can get into the tank Set the machine on its side on a flat base Screw off the tank cap and pour in the fuel mixture Pour it in carefully to avoid spilling the fuel mixture Tightly screw the tank cap...
Page 48: ...mpression so that it takes less force to pull the starter cord to accelerate the engine to its starting speed The high pressure in the combustion chamber after the first ignition au tomatically closes...
Page 49: ...that the straight edge of the stop plate 4 is par allel to the edge of the protective hood see arrows If this is not the case please take your machine to the shop 7 6 1 Cold start Press the multifunc...
Page 50: ...mly while you press the cut off saw against the ground Place your left foot into the rear hand guard Pull out the starter rope slowly until you feel resistance the piston is located before the top dea...
Page 51: ...thout pressing the multifunc tion switch 42 6 in the choke position 7 7 Turning off the engine Press the multifunction switch 9 down to the Stop position 7 8 Readjusting the idle speed NOTE The cut of...
Page 52: ...Set the speed for the idle position with the screwdriver that was includ ed in delivery Readjust the idle speed If the cutting blade rotates when the engine is running screw the stop screws 2 for the...
Page 53: ...protective gloves NOTICE The cut off saw must not be started until it has been completely as sembled and tested NOTE For your safety regular checks and maintenance must be carried out at a Wacker Neu...
Page 54: ...d 7 and take off the side brace 6 NOTE Screw 5 is longer than screws 7 Observe the installation position during assembly Loosen the screws 8 and take off the crankcase cover 9 Remove the old V belt 10...
Page 55: ...r cleaner with compressed air Do not clean the prefilter or the internal filter with fuel The engine s service life depends on the condition and the regular maintenance of the filter elements Not regu...
Page 56: ...s 13 and take off the hood 14 Clean the sealing rings 15 using a small brush and check for signs of damage Take the prefilter 17 out of the filter cover Pull the air cleaner cartridge 18 out of the ho...
Page 57: ...filter foam into a good lather Rinse the prefilter under running water Dry the prefilter well NOTE The prefilter must be cleaned daily if an unusual amount of dust is produced several times a day If i...
Page 58: ...utting after cutting steel weekly or at least after 25 hours of operation or at least after filling the tank 50 times or at least after using 55 liters of fuel mixture Knead the foam air cleaner in th...
Page 59: ...t the cartridge or clean it with com pressed air Clean the air cleaner cartridge once a week Expand the lamella of the air cleaner cartridge slightly lay it on a clean pad and carefully tap against it...
Page 60: ...ged or if the spark plug electrodes are severely burned very dirty or oily NOTICE Use only BOSCH WSR 6F CHAMPION RCJ 6Y or NGK BPMR 7A spark plugs as replacements Using unapproved spark plugs can dama...
Page 61: ...just make contact with the cylinder otherwise you may damage the engine Press the unscrewed spark plug 10 with the spark plug terminal cap firmly attached against the wrench using insulated pliers awa...
Page 62: ...e fuel tank cap 12 pull the retainer out of the tank open ing Empty the tank To change it pull the suction head through the tank cap opening using a wire hook Notice Avoid skin and eye contact with mi...
Page 63: ...rope drum and together with the rope turn the rope drum twice in the direction of the arrow Hold the rope drum firmly with your left hand untwist the rope with your right hand pull the rope taut and...
Page 64: ...the return spring Remove the valve housing see chapter Replacing the starter rope Disconnect the air horn from the valve housing see chapter Replac ing the starter rope Remove the retaining clip 1 se...
Page 65: ...Replacing the starter rope Do not lubricate the rope drum 2 or the journals Attach the air horn see chapter Replacing the starter rope When at taching the valve housing pull the recoil starter handle...
Page 66: ...rew 3 counterclockwise until you see the screw end 4 in the gap Release the screw detail X only on BTS 1140L3 and remove it Unscrew the nuts 5 and remove the cover 6 Pry out the stop pin 8 with the co...
Page 67: ...st the gear arm receptacle Guide the V belt 14 over the V belt pulley 15 Place the cover 16 on top Screw on the nuts 17 and tighten by hand Tighten the V belt see Chapter Tightening the V belt Checkin...
Page 68: ...converter Unscrew and remove screws 21 Remove the front housing section of the muffler 22 Unscrew and remove screw 23 Remove the deflector plate and spark arrester screen 24 CAUTION Do not use sharp o...
Page 69: ...by quali fied personnel immediately Cutting blade clutch Check on a regular basis for signs of damage and wear Protective hood Clean check position Each time before startup Cutting blade Check for dam...
Page 70: ...k Clean Bearing clutch drum Clean and regrease Storage Entire cut off saw Clean the outside and check for damage If damage is discovered have it repair by quali fied personnel immediately Cutting blad...
Page 71: ...irty fuel line is kinked or interrupted Compression system Inside the machine Cylinder base gasket is defective oil seals are dam aged or the piston ring is damaged Outside of the machine The spark pl...
Page 72: ...ith the cutting attachment in either the center or outer position Fitting the tank with an angular fuel tank filler neck is recommended when using the guide cart to make refueling easier The guide car...
Page 73: ...ping lever for setting the cutting depth and the star knob for adjusting the handle are tight during the cutting process 9 2 4 In order to prevent malfunctions the guide cart should be cleaned us ing...
Page 74: ...Signs SK00658en fm 74 10 Signs 1 Safety protective hood 2 Gasoline oil mixing ratio 3 Safety hood...
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