Husqvarna K960 Ring Operator'S Manual Download | Manualshive

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K960 Ring

Operator’s manual

Please read the operator’s manual carefully and make sure you understand the

instructions before using the machine.

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Summary of Contents for K960 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 K960 Ring Operator s manual Please read the operator s manual carefully and make sure you understand the instructions before using the machine ...

Page 2: ... good ventilation WARNING Kickbacks can be sudden rapid and violent and can cause life threatening injuries Read and understand the instructions in the manual before using the machine WARNING Sparks from the cutting blade can cause fire in combustible materials such as petrol gas wood dry grass etc Symbols in the operator s manual Switch off the engine by moving the stop switch to the STOP positio...

Page 3: ...15 Assembling the complete guide roller 15 Important notes 15 Replacing the drive wheel 16 Replacing the support rollers guide rollers 16 Water hose 16 FUEL HANDLING Fuel 17 Mixing ratio 17 Fueling 17 STARTING AND STOPPING Before starting 18 Starting 18 MAINTENANCE Lubricating the guide rollers 19 Adjusting the drive belt 19 Belt tensioning replacing the drive belt 19 Belt pulley and clutch 19 Car...

Page 4: ...on valve 9 Air filter cover 10 Starter handle 11 Throttle lockout 12 Throttle control 13 Adjuster screws 14 Guide rollers 15 Support rollers 16 Drive wheel 17 Locking nuts for the support rollers 18 Water tap 19 Warning decal 20 Choke 21 Start throttle lock 22 Stop switch 23 Type plate 24 Fuel tank 25 Tool bag 26 Bearing grease 27 Combination spanner 28 19 mm combination spanner 29 6 mm hex key 30...

Page 5: ...Protective goggles or a visor Breathing mask Heavy duty firm grip gloves Tight fitting heavy duty and comfortable clothing that permits full freedom of movement WARNING Under no circumstances may the design of the machine be modified without the permission of the manufacturer Always use genuine accessories Non authorized modifications and or accessories can result in serious personal injury or the...

Page 6: ...g soft materials See instructions under the heading How to avoid kickback Never use a machine that is faulty Carry out the checks maintenance and service instructions described in this manual Some maintenance and service measures must be carried out by trained and qualified specialists See instructions under the heading Maintenance Never use a machine that has been modified in any way from its ori...

Page 7: ... that it operates correctly See the What is what section to locate where this equipment is positioned on your machine Vibration damping system Your machine is equipped with a vibration damping system that is designed to reduce vibration and make operation easier The machine s vibration damping system reduces the transfer of vibration between the engine unit cutting equipment and the machine s hand...

Page 8: ...he throttle trigger is automatically locked in the idle position Blade guard This guard is fitted above the blade and is designed to prevent parts of the blade or cutting fragments from being thrown towards the user IMPORTANT For mufflers it is very important that you follow the instructions on checking maintaining and servicing your machine See instructions under the heading Checking maintaining ...

Page 9: ...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 under the heading Maintenance Blade guard Check that the guard is complete and without any cracks or deformations WARNING All ser...

Page 10: ...K960 Ring can cut up to a depth of 260 mm 10 inches Making a guide cut of 50 70 mm 2 3 inches first gives you better control of the machine This means the water disc can penetrate into the workpiece and help control the machine Attempting to saw the entire depth in one run takes longer Working with several runs 3 to 4 when the cut is 260 mm 10 inches in depth is much quicker Large work Cuts exceed...

Page 11: ...eed Take care when inserting the blade in an existing cut Never cut above shoulder height Be alert to movement of the work piece or anything else that can occur which could cause the cut to close and pinch the blade Pull in Pull in occurs when the disc s lower section suddenly stops or when the cut closes To avoid see the heading Basic rules and Jamming rotation here below Pinching rotation If the...

Page 12: ...ed for cutting metal Water cooling Diamond blades should be sprinkled with water while cutting to cool the blade and to bind dust that forms while cutting Sharpening diamond blades Diamond blades can become dull when the wrong feeding pressure is used or when cutting certain materials such as heavily reinforced concrete Working with a dull blade causes overheating and finally the loss of a segment...

Page 13: ... B Worn the guide rollers are not too worn A New B Worn adjustment between the rollers and blade is correct The roller setting should be checked twice during the life of the diamond blade once after fitting the blade and when the blade is semi worn Fitting the blade We offers a number of blades for different materials in its range Check with your Husqvarna dealer to see which blades are best suite...

Page 14: ...that the support rollers are not clamped against the blade Adjust the adjuster screws so that the support rollers make contact against the blade Adjust so you can easily stop the support rollers using your thumb when the blade is rotated The support rollers should only follow the blade occasionally Tighten the locking nuts on the support roller guard Rotate the blade and make sure you can still ho...

Page 15: ...s completely The guide roller can now be pulled out of the chassis Assembling the complete guide roller Screw the knob until it bottoms and then loosen the knob 2 turns Insert the guide roller in the chassis Now press the guide roller into the knob Lubricate the guide roller s sleeve using grease Fit the grease gun on the grease nipples A and pump in grease until clean grease emerges from the over...

Page 16: ...s Remove the support roller cover Check the rollers for wear Use a 19 mm fixed spanner and a 13 mm combination spanner to replace the rollers Lubricate using bearing grease inside the rollers before the new rollers are fitted Replace the guide rollers when half of the flange on the rollers is worn A New B Worn Replace the support rollers when the roller surface is flat or when the groove on the ro...

Page 17: ...e amount of oil Mix shake the fuel mixture Add the remaining amount of gasoline Mix shake the fuel mixture thoroughly before filling the machine s fuel tank Do not mix more than one month s supply of fuel at a time If the machine is not used for some time the fuel tank should be emptied and cleaned Fueling Keep the handle dry and free from oil and fuel Clean around the fuel cap Clean the fuel tank...

Page 18: ... 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 CAUTION Do not pull the starter cord all the way out and do not let go of the starter handle when the cord is fully extended This can damage the machine With a cold engine Push in the choke control as soon as the engine fires and...

Page 19: ...ten the screw holding the belt tensioner Belt tensioning replacing the drive belt Dismantle the cover and loosen the belt tensioning screw Push back the belt tensioning roller and install a new drive belt CAUTION Make sure that both belt pulleys are clean and undamaged before a new drive belt is fitted Press on the belt tensioner with your thumb to tension the belt Now tighten the screw holding th...

Page 20: ...ilter cannot be cleaned but must be replaced with a new filter when it is clogged The filter should be changed at least once per year Air filter Air filters must be regularly cleaned to remove dust and dirt in order to avoid Carburettor malfunctions Starting problems Loss of engine power Unnecessary wear to engine parts Excessive fuel consumption The air filter system consists of an oiled foam pla...

Page 21: ...cord in the starter handle Guide the cord through the cut out in the periphery of the pulley and wind the cord 3 times clockwise around the centre of the starter pulley Now pull the starter handle and in doing so tension the spring Repeat the procedure once more but this time with four turns Note that the starter handle is drawn to its correct home position after tensioning the spring Check that t...

Page 22: ...irst pull out the starter cord and place the starter in position against the crankcase Then slowly release the starter cord so that the pulley engages with the pawls Fit and tighten the screws that hold the starter Spark plug The spark plug condition is influenced by Incorrect carburetor adjustment Wrong fuel mixture too much oil A dirty air filter These factors cause deposits on the spark plug el...

Page 23: ...e a machine with a defective muffler Reconstructing the blade WARNING Ring cutter blades must not be reconstructed Due to its design a ring cutter blade 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 become...

Page 24: ...ide of the starter unit s air intake 8 Check that nuts and screws are tight 9 Check that the stop switch works correctly Weekly maintenance 10 Check clean or replace the main filter 11 Check the tension of the drive belt 12 Clean the spark plug Check that the electrode gap is 0 020 inch 0 5 mm 13 Clean the fins on the flywheel Check the starter and the recoil spring 14 Clean the cooling fins on th...

Page 25: ...arps 1 Rollers tensioned too much 2 Blade overheating Segments break 1 Bent twisted or badly maintained blade 2 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 1 Wrong blade for the material in question The blade slips 1 The guide rollers does not move in and out freely A seized roller can not press the bl...

Page 26: ...gnition system SEM Spark plug Champion RCJ 6Y NGK BPMR 7A Electrode gap inch mm 0 02 0 5 Fuel and lubrication system Manufacturer of carburetor Walbro Carburetor type RWJ 3A Fuel tank capacity US pint litre 2 11 1 0 Weight Power cutter without fuel and cutting blade Lbs kg 28 8 13 1 Max peripheral speed m s 2 2 55 Blade diameter mm inches 350 14 Cutting depth mm inches 260 10 Max engine speed rpm ...

Page 27: ... to the initial owner and each subsequent purchaser that the engine is free from defects in materials and workmanship which cause the failure of a warranted part for a period of two years WHAT IS COVERED REPAIR OR REPLACEMENT OF PARTS Repair or replacement of any warranted part will be performed at no charge to the owner at an approved Husqvarna Construction Products servicing dealer If you have a...

Page 28: ...breath including chronic bronchitis silicosis and pulmonary fibrosis from exposure to silica These diseases may be fatal Skin irritation and rash Cancer according to NTP and IARC NationalToxicology Program International Agency for Resaearch on Cancer Take precautionary steps Avoid inhalation of and skin contact with dust mist and fumes Wear and ensure that all bystanders wear appropriate respirato...

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