background image

  

E

E

E

En

n

n

ng

g

g

glllliiiiss

s

sh

h

h

h

 

K 970 Ring

 

Oper

 

ator

 

 

s manual

 

Please r

 

ead the operator’s manual carefully and make sure

 

you understand the instructions before using the machine.

Summary of Contents for K 970 Ring

Page 1: ...E E E En n n ng g g gl l l li i i is s s sh h h h K 970 Ring Operator s manual Please read the operator s manual carefully and make sure you understand the instructions before using the machine ...

Page 2: ...d the instructions in the manual before using the machine WARNING Sparks may appear and start a fire when you work with the machine Choke Air purge Decompression valve Refuelling petrol oil mix Noise emission to the environment according to the European Community s Directive The machine s emission is specified in chapter Technical data and on label Other symbols decals on the machine refer to specia...

Page 3: ... blades 8 Drive 8 Transport and storage 9 ASSEMBLING AND ADJUSTMENTS Fitting the blade 10 Water hose 11 FUEL HANDLING General 12 Fuel 12 Fueling 12 Transport and storage 12 OPERATING Protective equipment 14 General safety precautions 14 Transport and storage 17 STARTING AND STOPPING Before starting 18 Starting 18 Stopping 19 MAINTENANCE General 20 Maintenance schedule 20 Cleaning 21 Functional ins...

Page 4: ...ange of applications and limitations How the machine is to be used and maintained National legislation could regulate the use of this machine Find out what legislation is applicable in the place where you work before you start using the machine The manufacturer s reservation All information and all data in the Operator s Manual were applicable at the time the Operator s Manual was sent to print Hu...

Page 5: ... 8 Rating plate 9 Adjuster screws 10 Cover screws 11 Decompression valve 12 Starter handle 13 Throttle lockout 14 Throttle trigger 15 Front handle 16 Water tap 17 Warning decal 18 Air filter cover 19 Choke 20 Rear handle 21 Stop switch 22 Air purge 23 Cylinder cover 24 Locking nuts for the support roller arms 25 Support rollers 26 Drive wheel 27 Guide rollers 28 Tool bag 29 Grease gun 30 6 mm hex k...

Page 6: ...he return springs work properly Start the power cutter and apply full throttle Release the throttle control and check that the cutting blade stops and remains stationary If the cutting blade rotates when the throttle is in the idle position you should check the carburettor s idle adjustment See instructions in the section Maintenance Stop switch Use the stop switch to switch off the engine Checkin...

Page 7: ... from the user Inspecting the muffler Check regularly that the muffler is complete and secured correctly WARNING Overexposure to vibration can lead to circulatory damage or nerve damage in people who have impaired circulation Contact your doctor if you experience symptoms of overexposure to vibration Such symptoms include numbness loss of feeling tingling pricking pain loss of strength changes in sk...

Page 8: ...centre of the blade The flanges on the two guide rollers run in the blade s groove Springs on the guide rollers press out the rollers which in turn press the V shaped edge on the inside diameter of the blade against the V shaped groove in the drive wheel The drive wheel is fitted on an axle which is driven by the engine via a drive belt This allows a total cutting depth of 260 mm 10 inches with a 35...

Page 9: ...etting should be checked twice during the life of the diamond blade once after fitting the blade and when the blade is semi worn Transport and storage Store the blade in a dry place Inspect new blades for transport or storage damage ...

Page 10: ...e that the V shaped edge of the blade enters the drive wheel and that the blade s guide groove fits in the guide rollers See instructions in the section Blades Press in the guide roller if necessary so that it climbs into the groove on the blade WARNING It is forbidden to reconstruct a used blade A used blade may be weakened A reconstructed blade can crack or break into pieces and seriously injury ...

Page 11: ...roller guard Rotate the blade and make sure you can still hold the rollers with your thumb when the blade is rotated The machine shall stand upright when checking the roll pressure If the machine lies on its side the weight of the blade makes it difficult to make a correct adjustment Tighten the knobs fully and the machine is ready to use Water hose Connect the water hose to the water supply The wa...

Page 12: ...oap and water If the machine is leaking fuel Check regularly for leaks from the fuel cap and fuel lines Transport and storage Store and transport the machine and fuel so that there is no risk of any leakage or fumes coming into contact with sparks or naked flames for example from electrical machinery electric motors electrical relays switches or boilers When storing and transporting fuel always use...

Page 13: ...English 13 FUEL HANDLING Long term storage When storing the machine for long periods the fuel tank must be emptied Contact your local petrol station to find out where to dispose of excess fuel ...

Page 14: ... seek expert advice Contact your dealer service agent or an experienced user Do not attempt any task that you feel unsure of WARNING The use of products such as cutters grinders drills that sand or form material can generate dust and vapours which may contain hazardous chemicals Check the nature of the material you intend to process and use an appropriate breathing mask Long term exposure to noise...

Page 15: ... when the machine is running Never use the kickback zone of the blade for cutting See instructions under the heading Kickback Keep a good balance and a firm foothold Never cut above shoulder height Never cut from a ladder Use a platform or scaffold when working at high altitude Always hold the machine in a firm grip with both hands Hold it so that the thumbs and fingers grip round the handles Stand a...

Page 16: ...inches in depth is much quicker Large work Cuts exceeding 1 m secure a batten along the line to be cut The batten acts as a guide Use this guide to make a marking cut along the entire length of the cut 50 70 mm 2 3 inches in depth Remove the guides once the marking cut has been made Small work First make a shallow marking cut max 50 70 mm 2 3 inches in depth Now make the final cut Cutting holes Fir...

Page 17: ...e will push the power cutter up and back towards the user in a rotating motion causing serious or even fatal injury How to aviod kickback Avoiding kickback is simple The work piece must always be supported so that the cut stays open when cutting through When the cut opens there is no kickback If the cut closes and pinches the blade ther is always a risk of kickback Take care when inserting the bla...

Page 18: ...ith your left hand Put your right foot on the lower section of the rear handle pressing the machine against the ground Never twist the starter cord around your hand Grip the starter handle slowly pull out the cord with your right hand until you feel some resistance the starter pawls grip now quickly and powerfully pull the cord With a cold engine The machine stops when the engine fires becase the c...

Page 19: ...ast idle Stopping Stop the engine by moving the stop switch STOP to the right CAUTION The cutting blade continue to rotate up to a minute after the motor has stopped Blade coasting Make sure that the cutting blade can rotate freely until it is completely stopped Carelessness can result in serious personal injury ...

Page 20: ...vice workshop The engine should be switched off and the stop switch in STOP position Wear personal protective equipment See instructions under the heading Personal protective equipment The life span of the machine can be reduced and the risk of accidents can increase if machine maintenance is not carried out correctly and if service and or repairs are not carried out professionally If you need fur...

Page 21: ...ark plug electrodes which may result in operating problems and starting difficulties An incorrect fuel mixture too much or incorrect type of oil A dirty air filter Functional inspection General inspection Check that nuts and screws are tight Guide rollers Lubricating the guide rollers Connect the grease gun to the grease nipples Pump in grease until clean grease emerges from the overflow hole Replaci...

Page 22: ...ler can now be pulled out of the chassis Screw the knob until it bottoms and then loosen the knob 2 turns Insert the new guide roller in the chassis Now press the guide roller into the knob Lubricate the guide rollers See instructions under the heading Lubricating the guide rollers Fit the blade See instructions in the section Assembling and adjustments Support rollers Replace the support rollers ...

Page 23: ...op if you have any questions The drive belt is enclosed and well protected from dust and dirt Dismantle the cover and loosen the belt tensioning screw Press on the belt tensioner with your thumb to tension the belt Now tighten the screw holding the belt tensioner Replacing the drive belt Dismantle the cover and loosen the belt tensioning screw Push back the belt tensioning roller and install a new...

Page 24: ...de stops rotating Rec idle speed 2700 rpm Starter Checking the starter cord Loosen the screws that hold the starter against the crankcase and remove the starter Pull the cord out about 30 cm and lift it into the cut out in the periphery of the starter pulley When the cord is intact Release the spring tension by letting the pulley rotate slowly backwards Changing a broken or worn starter cord Remov...

Page 25: ... and remove the pulley Bear in mind that the return spring lies tensioned in the starter housing Loosen the bolts holding the spring cassette Remove the recoil spring by turning the starter over and loosen the hooks with the help of a screwdriver The hooks hold the return spring assembly on the starter Lubricate the recoil spring with light oil Fit the pulley and tension the recoil spring Fitting ...

Page 26: ...is exposed to other strains than a centre driven 14 inch diamond blade Firstly the drive wheel is driven on the inner diameter of the blade so that both the surfaces of the drive wheel and the blade are exposed to wear The core of the blade becomes thinner and the guide wider which prevents the blade being driven by the wheel Secondly the blade is exposed to loads from the rollers and from the act...

Page 27: ...llers The blade not fitted on guide rollers correctly Damaged blade The blade warps Rollers tensioned too much Blade overheating Segments break Bent twisted or badly maintained blade Continue to use the blade only if one segment is missing or leave for reconstruction when the blade is worn max 50 The blade cuts too slowly Wrong blade for the material in question The blade slips The guide rollers do...

Page 28: ...t vibration level has a typical statistical dispersion standard deviation of 1 m s2 Cutting equipment Engine K 970 Ring Cylinder displacement cm3 93 6 Cylinder bore mm 56 Stroke mm 38 Idle speed rpm 2700 Max fast idle speed rpm 9300 150 Power kW rpm 4 8 9000 Ignition system Manufacturer of ignition system SEM Type of ignition system CD Spark plug Champion RCJ 6Y NGK BPMR 7A Electrode gap mm 0 5 Fu...

Page 29: ...y 17 2006 relating to machinery 2006 42 EC of December 15 2004 relating to electromagnetic compatibility 2004 108 EC of May 8 2000 relating to the noise emissions in the environment 2000 14 EC Conformity assessment according to Annex V For information relating to noise emissions see the chapter Technical data The following standards have been applied EN ISO 12100 2010 CISPR 12 2007 EN ISO 19432 20...

Page 30: ......

Page 31: ......

Page 32: ... z Td 6 2012 01 18 z Td 6 1152681 26 Original instructions rev 2 ...

Reviews: