Husqvarna W21K User's Manual
Contents
1. 55 Delivery Service 55 After the First 5 8 Hours 56 25 Hour Service 57 50 Hour Service reen 58 100 Hour Service 59 300 Hour Service 60 At Least Once Each Year 61 INTRODUCTION WARNING Failure to follow cautious operating practices can result in serious injury to the operator or other persons The owner must understand these instructions and must allow only trained persons who understand these instructions to operate the mower Each person operating the mower must be of sound mind and body and must not be under the influence of any mind altering substance WARNING Engine exhaust some of its constituents and certain vehicle components contain or emit chemicals known to the State of California to cause cancer and birth defects or other reproductive harm WARNING Battery posts terminals and related accessories contain lead and lead compounds chemicals known to the State of California to cause cancer and birth defects or other reproductive harm Wash hands after handling INTRODUCTION Introduction Congratulations Thank you for purchasing a Husqvarna Pro Push Mower This machine is built for high performance and rapid mowing This manual is a valuable document Following the instructions use service maintenance etc can considerably increas2. Choke ON 8019 031 8019 032 Start engine 1 OPC bail 2 Starter rope Set throttle to high speed 8019 033 Release OPC bail 1 OPC bail pone OPERATION Mowing Tips Under certain conditions such as very tall grass it may be necessary to raise the height of cut to reduce pushing effort and to keep from overloading the engine and leaving clumps of grass clippings It may also be necessary to reduce ground speed and or run the lawn mower over the area a second time For extremely heavy cutting reduce the width of cut by overlapping previously cut path and mow slowly e For better grass bagging and most cutting conditions the engine speed should be set in the fast position e Pores in cloth grass catchers can become filled with dirt and dust with use and catchers will collect less grass To prevent this regularly hose catcher off with water and let dry before using Keep top of engine around starter clear and clean of grass clippings and chaff This will help engine air flow and extend engine life WARNING DO NOT use de thatcher blade attachments on your mower Such attachments are hazardous will damage your mower and could void your warranty English 28 OPERATION Mulching Mowing Tips The special mulching blade will recut the grass clippings many times and reduce them in size so that as they fall onto the lawn they will disperse into the grass and not be noticed A
3. Fuel valve ON 8019 043 Fuel valve OFF English 14 8019 044 CONTROLS WARNING Gasoline is highly flammable Observe caution and fill the tank outdoors see the safety rules WARNING Fill to bottom of filler neck Do not overfill Wipe off any spilled oil or fuel Do not store spill or use gasoline near an open flame When operating in temperatures below 32 F 0 C use fresh clean winter grade gasoline to help insure good cold weather starting Choke Control All Models The choke control is used for cold starts in order to provide the engine with a richer fuel mixture For cold starts the throttle lever should be pushed all the way forward past FAST position to CHOKE position Once engine has warmed pull throttle lever rearward to FAST run position Throttle Control All Models The throttle control regulates the engine speed and thereby the rate of rotation of the blades In order to increase or decrease the engine speed the control is moved forward or backward respectively Avoid idling the engine for long periods as there is a risk of fouling the spark plugs USE FULL THROTTLE WHEN MOWING for best mower performance English 15 IMPORTANT INFORMATION Experience indicates that alcohol blended fuels called gasohol ethanol or methanol can attract moisture which leads to separation and formation of acids during storage Acidic gas can d
4. Be particularly cautious near corners bushes trees or other objects that block your view Maintenance WARNING 8019 003 Never allow children to operate the machine The engine must not be started when any protective plate for the mower deck s drive belt is removed Stop the engine Never attempt to make wheel height adjustments while the engine is running Only store fuel in containers approved for the purpose English 10 SAFETY INSTRUCTIONS Keep the nozzle in contact with the rim of the fuel tank or container opening at all times until fueling is complete Do not use a nozzle lock open device Never fill containers inside a vehicle or on a truck or trailer bed with a plastic liner Always place containers on the ground away from your vehicle before filling Remove gas powered equipment from the truck or trailer and refuel it on the ground If this is not possible then refuel such equipment with a portable container rather than from a gasoline dispenser nozzle 8019 004 Never fill the fuel tank indoors Never fill the fuel tank indoors Fuel and fuel fumes are poisonous and extremely flammable Be especially cautious when handling fuel as carelessness can result in personal injury or fire Use protective glasses for maintenance work Never remove the fuel tank cap and never fill the fuel tank while the engine is running Allow the engine to cool before refueling Do not s
5. Mulching Kits are available separately containing blade and mulch plug To Convert Mower Your lawn mower was shipped as a rear discharge mower To convert to bagging or side discharge REAR BAGGING e Lift rear door of the lawn mower and place the grass catcher frame hooks onto the door pivot pins e To convert to mulching or discharging operation remove grass catcher and close rear door SIDE DISCHARGING e Discharge flap must be closed e Open discharge flap and install discharge deflector under discharge flap e Mower is now ready for discharging operation e To convert to mulching or bagging operation discharge deflector MUST be removed and discharge flap MUST be closed SIMPLE STEPS TO REMEMBER WHEN CONVERTING YOUR LAWN MOWER FOR REAR DISCHARGING 1 Discharge flap closed FOR REAR BAGGING 1 Grass catcher installed 2 Discharge flap closed FOR SIDE DISCHARGE 1 Rear door closed 2 Discharge deflector installed To Empty Grass Catcher e Lift up on grass catcher using frame handle e Remove grass catcher with clippings from under lawn mower handle e Empty clippings from bag using both frame handle and bag handle NOTE Do not drag the bag when emptying it will cause unnecessary wear English 19 8019 049 l 8019 050 Rear Discharge 1 Discharge flap CAUTION DO NOT run your lawn mower without discharge flap closed or approved grass catcher in place NEVER attem
6. Engine Lubrication Use only high quality detergent oil rated with API service classification SG SL Select the oil s SAE viscosity grade according to your expected operating temperature NOTE Multi viscosity oils 5W30 10W30 etc improve starting in cold weather and you should check your engine oil level frequently to avoid possible engine damage from running low on oil English 4 1 LUBRICATION Change the oil after every 25 hours of operation or at least once a year if the lawn mower is not used for 25 hours in one year Check the crankcase oil level before starting the engine and after each five 5 hours of continuous use Tighten oil plug securely each time you check the oil level To Change Engine Oil NOTE Before tipping lawn mower to drain oil empty fuel tank by running engine until tank is empty 1 Disconnect spark plug wire from spark plug and place wire where it cannot come in contact with plug 2 Remove engine oil cap lay aside on clean surface 3 Tip lawn mower on its side as shown and drain oil into a suitable container Rock lawn mower back and forth to remove any oil trapped inside of engine 4 Wipe off any spilled oil from mower or side of engine 5 Replace engine oil cap The engine holds 0 90 qt 0 85L 6 Slowly pour oil down the oil fill spout stopping every few ounces to check the oil level with the dipstick 7 Stop adding oil when you reach the FULL mark on the dipstick Wa
7. MAINTENANCE General Recommendations The warranty on this lawn mower does not cover items that have been subjected to operator abuse or negligence To receive full value from the warranty operator must maintain mower as instructed in this manual Some adjustments will need to be made periodically to properly maintain your unit At least once a season check to see if you should make any of the adjustments described in this Maintenance section e Atleast once a year replace the spark plug clean or replace air filter element and check blade for wear A new spark plug and clean new air filter element assure proper air fuel mixture and help your engine run better and last longer Follow the maintenance schedule in this manual Before Each Use 1 Check engine oil level 2 Check for loose fasteners Ignition System The engine is equipped with an electronic ignition system Only the spark plugs require maintenance For recommended spark plugs see Technical Data 1 Remove the ignition cable boot and clean around the spark plug 2 Remove the spark plug with a spark plug socket wrench 3 Check the spark plug Replace the spark plug if fouled the electrodes are burned and if the insulation is cracked or damaged Clean the spark plug with a steel brush if it is to be reused 4 Measure the electrode gap with a gapping tool The gap should be 030 0 75 mm Adjust as necessary by bending the side electr
8. Safety requires good judgement careful use in accordance with these instructions and common sense The machine must only be operated maintained and repaired by persons who are familiar with the machine s special characteristics and who are well versed in the safety instructions Accident prevention regulations other general safety regulations occupational safety rules and traffic regulations must be followed without fail Unauthorized modifications to the design of the machine may absolve the manufacturer from liability for any resulting personal injury or property damage English 3 INTRODUCTION Good Service Husqvarna s products are sold all over the world and only in specialized retail stores with complete service This ensures that you as a customer receive only the best support and service Before the product is delivered the machine has for example been inspected and adjusted by your retailer see the certificate in the Service Journal in this operator s manual When you need spare parts or support in service questions warranty issues etc please consult the following professional This Operator s Manual belongs to the Transmission machine with manufacturing number Manufacturing Number The machine s manufacturing number can be found on the printed plate affixed to the chassis Stated on the plate from the top are e The machine s type designation I D The manufacturer s type number Model
9. e The machine s serial number Serial no Please state the type designation and serial number when ordering spare parts The engine s manufacturing number is stamped on one of the valve covers The plate states The engine s model e The engine s type Code Please state these when ordering spare parts English 4 SYMBOLS AND DECALS Symbols and Decals These symbols are found on the machine and in the operator s manual Study them carefully so that you know what they mean WARNING XXXXXXX XXXX XXXXXXXX XXX X XXXXX XXXXXX XX XX XXXXXXXX XXXXX XXX XX Used in this publication to notify the reader of a risk of personal injury particularly if the reader should neglect to follow instructions given in the manual IMPORTANT INFORMATION XXXXXXX XXXX XXXXXXXX XXX XXX XXXX XXXXXX XX Used in this publication to notify the reader of a risk of material damage particularly if the reader should neglect to follow instructions given in the manual Used also when there is a potential for misuse or misassembly C Qua CE Warning CE conformity Power 05 dB marking Only for Take Off Fuel European market Noise emissions to the surroundings in accordance with the European Union s directive The machine s emission is stated in the chapter TECHNICAL DATA and on the decals Only machines for European market Use protective glasses Use protective gloves English 5 SYMBOLS AND DECA
10. slide cable T rearward to the internal stop on the L TI carburetor linkage until strong ores resistance is felt 1 Choke lever 2 Throttle choke cable 3 Hold cable in this position while tightening cable clamp securely Verify choke operation using the throttle choke control lever 3 Cable clamp 4 Move throttle choke control lever to make sure the choke is disengaged and the engine runs at full speed when the throttle control is moved to the Fast position 5 Verify the control slows the engine when the throttle choke lever is pulled rearward and the engine stops BBC models only 6 Start the engine and move the throttle lever to the fast or high position Using a tachometer check the engine speed 7 The carburetor and engine rpm is not field adjustable If out of specification take it to an authorized Kawasaki engine dealer Do not over speed engine or defeat the engine governor Carburetor 2019 030 English 33 MAINTENANCE Replacing Air Filter If the engine seems weak or runs unevenly the air filler may be clogged If run with a dirty air filter the spark plugs can become fouled disturbing operation For this reason it is important to replace the air filter regularly see the heading Maintenance Schedule for the proper service interval To clean replace the air filter WARNING Allow the exhaust system to cool
11. squeeze adjuster lever toward wheel Move wheel up or down to suit your requirements Be sure all wheels are in the same setting NOTE Adjuster is properly positioned when plate tab inserts into hole in lever Also 9 position adjusters if so equipped allow lever to be positioned between the plate tabs Ground Drive Bail The ground drive bail for models so equipped is used to engage the drive wheels The ground drive bail is engaged by pressing the bail forward to engage the drive wheels Release the ground drive bail to stop rear wheels from driving English 17 8019 038 8019 039 1 Lever backward to lower mower Lever forward to raise mower 2 Lever 3 Plate Tab 8019 045 Ground drive bail Models W21SBK W53SBEK W21SBKC 8019 029 Ground drive bail Models W21SK W53SEK W21SKC No ground drive bail Model W21K W21KC 8019 046 CONTROLS Shut Off Engine Models W21SBK W53SBEK W21SBKC To stop engine release OPC bail to stop blades Pull back on throttle control to stop engine Models W21SK W53SEK W21SKC Pull throttle control back to slow speed Release OPC bail to stop engine Model W21K W21KC Pull throttle control back to slow speed Release OPC bail to stop engine Stop Engine 8019 047 1 OPC bail 2 Throttle control Stop Engine 8019 020 1 OPC bail 2 Throttle control 8019 048 Stop Engine 1 OPC bail 2 Throttle control English 18 CONTROLS
12. to keep water out Water in engine can result in shortened engine life Clean Under Drive Cover Clean under drive cover at least twice a season Scrape underside of cover with putty knife or similar tool to remove any build up of trash or grass on underside of drive cover WARNING Disconnect spark plug wire from spark plug and place wire where it cannot come in contact with plug WARNING Disconnect spark plug wire from spark plug and place wire where it cannot come in contact with plug English 38 MAINTENANCE Adjusting the Lawn Mower WARNING Before performing any service or adjustment 1 Release control bar and stop engine 2 Make sure the blade and all moving parts have completely stopped 3 Disconnect spark plug wire from spark plug and place where it cannot come in contact with plug Adjusting Cutting Height See TO ADJUST CUTTING HEIGHT In the Operation section of this manual Rear Deflector The rear deflector attached between the rear wheels of your mower is provided to minimize the possibility that objects will be thrown out of the rear of the mower into the operator s mowing position If the deflector becomes damaged it should be replaced To Remove Drive Belt 1 Remove drive cover Remove belt from gearcase pulley by pushing down on pulley and rolling belt off it 2 Turn mower on its side air filter and carburetor up 3 Remove blade 4 Remove shaft support
13. 5 Remove belt from engine pulley on crankshaft Replace drive belt by reversing above steps NOTE Always use factory approved belt to assure fit and long life To Adjust Handle The handle can be mounted in a high or low position The mounting holes in the bottom of handle are off center for raising or lowering the handle 1 Remove handle and all wire tie s securing cable s to handle 2 Remove bolts and nuts from handle bracket mounting 3 Squeeze lower handle in to remove from mounting brackets 4 Move handle to mounting holes in bracket to raise or lower handle 5 Replace bolts and nuts tighten securely Re attach cables to handle with wire ties English 39 MAINTENANCE Engine Adjustment Engine Speed Your engine speed has been factory set Do not attempt to increase engine speed or it may result in personal injury If you believe that the engine is running too fast or too slow take your lawn mower to an authorized service center for repair and adjustment Carburetor Your carburetor is not adjustable If your engine does not operate properly due to suspected carburetor problems take your lawn mower to an authorized service center for repair and or adjustment IMPORTANT NEVER TAMPER WITH THE ENGINE GOVERNOR WHICH IS FACTORY SET FOR PROPER ENGINE SPEED OVERSPEEDING THE ENGINE ABOVE THE FACTORY HIGH SPEED SETTING CAN BE DANGEROUS IF YOU THINK THE ENGINE GOVERNED HIGH SPEED NEEDS ADJUSTING CON
14. LS 1 READ OPERATING MANUAL AND FOLLOW SAFETY INSTRUCTIONS 2 LOOK DOWN AND BEHIND BEFORE AND WHILE MOVING BACKWARDS 3 MOW ACROSS SLOPES NEVER UP OR DOWN SLOPES 4 KEEP CHILDREN AND BYSTANDERS OUT OF AREA AND AWAY FROM MOWER 5 CLEAN AREA OF DEBRIS AND LOOSE ITEMS BEFORE OPERATING MOWER 6 KEEP ALL SAFETY DEVICES SHIELDS GUARDS AND DOORS IN PLACE AND WORKING 111614 Read Shut off engine and Whole Severing Do not open or Keep a safe Operator s remove spark plug body of fingers remove safety distance from Manual wire before exposure and toes shields while engine the machine performing any to thrown is running maintenance or objects repair work DANGER KEEP HANDS AND FEET AWAY Moving sharp blades under cover can sever fingers English 6 SAFETY INSTRUCTIONS Safety Instructions These instructions are for your safety Read them carefully This cutting machine is capable of amputating hands and feet and throwing objects Failure to observe the following safety instructions could result in serious injury or death WARNING This symbol means that important safety instructions need to be emphasized It concerns your safety General Use Read all instructions in this operator s manual and on the machine before starting it Ensure that you understand them and then abide by them Learn how to use the machine and its controls safely and learn how to stop quickly Also learn to recognize the s
15. Operator s Manual 968999283 W2IK 968999284 W2ISK 968999286 W2ISBK 968999287 W53SBEK 968999289 W53SEK 968999638 W2IKC 968999639 W2ISKC 968999640 W21SBKC Please read the operator s manual carefully and make sure you English understand the instructions before using the machine OPERATOR S MANUAL 21 PUSH MOWER Introduction 3 General 3 Driving and Transport on Public Roads 3 TOWING 250828 een ander 3 Operaling an 3 Good Service ee 4 Manufacturing Number 4 Symbols and Decals 5 Safety Instructions 7 General Use olio uaar 7 Operating on Slopes 9 Ehlldren stati en 10 Maintenance en 10 Transport 12 Customer responsibilities 13 Controls hen 13 Engine Speed 14 Fuel Shut Off Valve 14 Refueling TA er dana Choke Control All Models 15 Throttle Control All Models 15 Blade Brake Control BBO 16 Cutting height Sale 17 Ground Drive Bail 17 To Convert Mowe 19 To Empty Grass Catcher 19 Before Starting Engine 20 Transmission Selector 22 Self Propelled Models Only 25 Push Mode
16. TACT YOUR NEAREST AUTHORIZED SERVICE CENTER WHICH HAS PROPER EQUIPMENT AND EXPERIENCE TO MAKE ANY NECESSARY ADJUSTMENTS Cleaning and Washing Regular cleaning and washing especially under the mower deck will increase the machine s lifespan Make it a habit to clean the machine directly after use after it is cooled before the dirt sticks Do not spray water on the top of the mower deck Use compressed air to clean the top side of mower deck Use protective glasses when cleaning and washing Hardware Check daily Inspect the entire machine for loose or missing hardware English 40 MAINTENANCE English 4 1 LUBRICATION Lubrication Keep unit well lubricated See LUBRICATION CHART IMPORTANT DO NOT OIL OR GREASE PLASTIC WHEEL BEARINGS VISCOUS LUBRICANTS WILL ATTRACT DUST AND DIRT THAT WILL SHORTEN THE LIFE OF THE SELF LUBRICATING BEARINGS IF YOU FEEL THEY MUST BE LUBRICATED USE ONLY A DRY POWDERED GRAPHITE TYPE LUBRICANT SPARINGLY Mower Lubrication Chart J Di is RS A Grease self propelled only O gt A SL 968999284 968999286 N a SC 968999287 968999289 N WME 968999639 968999640 al di Aon ile a N g iu A Z d ii THE T j i 8019 051 IMPORTANT INFORMATION Use minimal lubrication and remove excess lubricant so that is does not come into contact with belts or belt pulley drive surfaces
17. afety decals Only allow the machine to be used by adults who are familiar with its use Make sure nobody else is in the vicinity of the machine when you start the engine engage the drive or run the machine Make sure animals and people maintain a safe distance from the machine Stop the machine if someone enters the work area Clear the area of objects such as stones toys steel wire etc that may become caught in the blades and thrown out Beware of the discharge chute and do not point it at any one Do not use the machine without the discharge chute in place Stop the engine and prevent it from starting before you clean the discharge deck Do not operate machine without the entire grass catcher discharge guard rear guard or other safety protective devices in place and working Remember that the operator is responsible for dangers or accidents Shut down the blades when not mowing 8019 007 Read the operator s manual before starting the machine 8019 008 Clear the area of objects before mowing English 7 SAFETY INSTRUCTIONS Do not put hands or feet near or under WARNING rotating parts Keep clear of the 7 discharge opening at all times Engine exhaust and certain vehicle components contain Do not pull mower backwards unless or emit chemicals considered absolutely necessary Always look down to cause cancer birth defects and behind you before and while moving or other reproducti
18. alve lever if equipped in OFF position Loss of Power Rear of lawn mower housing or cutting blade dragging in heavy grass e Cutting too much grass Dirty air filter e Buildup of grass leaves and trash under mower e Too much oil in engine e Walking speed too fast Poor cut uneven Worn bent or loose blade e Wheel heights uneven e Buildup of grass leaves and trash under mower Excessive vibration e Worn bent or loose blade e Bent engine crankshaft Starter rope hard to pull Engine flywheel brake is on when control bar is released Bent engine crankshaft e Blade adapter broken e Blade dragging in grass English 44 TROUBLE SHOOTING GUIDE Grass catcher not filling if so equipped Hard to push Loss of drive or slowing of drive speed English 45 Cutting height too low Lift on blade worn off Catcher not venting air Grass is too high or wheel height is too low Rear of lawn mower housing or cutting blade dragging in heavy grass Grass catcher too full Handle height position not right for you Belt wear Belt off of pulley Drive cable worn or broken 112280 R2 03 06 07
19. amage the fuel system of an engine while in storage To avoid engine problems the fuel system should be emptied before storage of 30 days or longer Drain the gas tank start the engine and let it run until the fuel lines and carburetor are empty Use fresh fuel the next season See Storage Instructions for additional information Never use engine or carburetor cleaners in the fuel tank or permanent damage may occur Choke Throttle Control 8019 018 CONTROLS Blade Brake Control BBC Models W21SBK W53SBEK W21SBKC The Blade Brake Control BBC engages the blade drive The Operator Presence Control OPC must be engaged and the engine running to engage the BBC Illustration shows ground speed bail engaged to operate in transport mode Release ground speed bail to prevent movement Operator Presence Control OPC 8019 037 1 OPC 2 BBC 3 Ground speed bail To engage BBC press the control forward as shown in illustration Engage BBC 8019 021 To stop blade from turning release OPC as shown in illustration Illustration shows ground speed bail in engaged position Stop Blades 8019 023 1 OPC 2 BBC control 3 Ground speed bail English 16 CONTROLS Cutting height The cutting deck height is obtained by raising the wheels for low cut and lowering wheels for high cut adjust cutting height to suit your requirements Medium position is best for most lawns To change your cutting height
20. attain the best mowing effect it is important that the blade is well sharpened and not damaged Always use protective gloves when handling the blade A bent or cracked blade or blade with large nicks should be replaced Check the blade mounts IMPORTANT INFORMATION The sharpening of the blade should be carried out by an authorized service workshop A damaged blade should be replaced when hitting obstacles that result in a breakdown Let the service workshop decide whether the blade can be repaired ground or must be replaced aq a di g i Ch Dr Check the blade N English 36 MAINTENANCE Blade replacement WARNING The blade is sharp Protect your hands with gloves and or wrap the blade with a heavy cloth when handling e Remove blade bolt by turning counterclockwise IMPORTANT INFORMATION To ensure proper assembly center hole in Blade assembly PRESO blade must align with star on cutter 1 Blad h ing Dlade SO 2 Blade Adapter 3 Key Install new or resharpened blade with 4 Lockwasher a en 5 Blade Bolt stamped GRASS SIDE facing towards 6 Hardened Washer ground grass down or THIS SIDE UP facing deck and cutter housing e Install and tighten blade bolt securely Torque blade bolt to 45 55 ft Ibs 60 75 Nm IMPORTANT INFORMATION Special blade bolt is heat treated Replace with Husqvarna bolt if required Do
21. before performing service Risk for burns IMPORTANT INFORMATION Operating the engine without an air filter or with a damaged air filter will allow dirt to enter the engine causing rapid engine wear This type of damage is not covered by the Distributor s Limited Warranty Inspection Push up latches on the sides of the air cleaner case Remove the air cleaner cover and inspect the filter elements Clean or replace dirty filter elements Always replace damaged filter elements 1 Remove the paper and foam elements 2 Inspect both air filter elements and replace them if they are damaged Always replace the paper filter element at the scheduled interval 200 hours 3 To clean the foam element wash in detergent and warm water and let the element air dry thoroughly before installing it 4 To clean the paper element tap it gently on a flat surface to remove dust 5 Clean the housing with detergent and water and dry thoroughly Air Filter Assembly sureng 1 Air filter cover 2 Paper filter 3 Foam filter IMPORTANT INFORMATION Do not use compressed air to clean the paper element Do not oil the paper or foam elements English 34 MAINTENANCE Replacing the Fuel Filter Replace the line mounted fuel filter every 100 hours once per season or more regularly if it is clogged Replace the filter as follows 1 Move the hose clamps away from the filter Use flat nosed pliers Pull t
22. e Schedule The following is a list of maintenance procedures that must be performed on the machine For those points not described in this manual visit an authorized service workshop An annual service carried out by an authorized service workshop is recommended to maintain your machine in the best possible condition and to ensure safe operation Read Safety Instructions section Maintenance Daily Maintenance interval Before mainte in hours Stor nance age Maintenance Before After 10 24or 100 300 season Check for Loose Features o o Clean Inspect Grass Catcher o e Check Tires Check Drive Wheels e Clean Lawn Mower Clean under Drive Cover e Check Drive Belt Pulleys o Check Sharpen Replace Blade 3 Lubrication e Check Engine Oil Level 4 Change Engine Oil 012 Clean Air Filter eo Q Inspect Muffler e Q Replace Spark Plug Replace air Filter Paper Cartridge 2 Empty fuel system or add stabilizer O If so equipped Power Propelled mowers Use a scraper to clean under deck 1 Change more often if operating under a heavy load or at high ambient temperatures 2 Service more often if operating in dirty or dusty conditions 3 Replace blades more often when mowing in sandy soil 4 And after each 5 hours of use WARNING No adjustments or maintenance to be carried out unless e The engine is stopped e Spark plug wire is removed English 30
23. e the lifespan of your machine and even increase its resale value If you sell your machine be sure to give the operator s manual to the new owner The final chapter of this operator s manual comprises a Service Journal Ensure that service and repair work is documented A well kept service journal reduces service costs for the season based maintenance and affects the machine s resale value Take the operator s manual along when the machine is delivered to the workshop for service General In this operator s manual left and right backward and forward are used in relation to the machine s normal driving direction Continuous dedication to improve our products requires that specifications and design are subject to change without notice Driving and Transport on Public Roads Check applicable road traffic regulations before transporting on public roads If the machine is transported you must always use approved fastening equipment and ensure that the machine is well anchored Towing Do not tow this machine it may cause damage to the drive system Operating This machine is constructed only for mowing grass on lawns and other free and even ground without obstacles such as stones tree stumps etc All other types of use are incorrect The manufacturer s directions concerning operation maintenance and repairs must be carefully followed Lawnmowers and all power equipment can be potentially dangerous if used improperly
24. ed setting Set transmission lever to the speed required Set choke control to ON position Start engine by pulling briskly on starter rope Transmission Selector 8019 017 Choke ON Pull start 8019 018 8019 014 English 22 OPERATION Set throttle control to high speed Engage Operator Presence Control OPC Engage Blade Brake Control BBC Engage Ground Speed Bail to begin mowing TIP To extend clutch life do not engage BBC and start blade while in tall grass Start the blade in short cut grass or over a hard level surface Allow the blade to come up to speed 1 2 seconds before mowing grass English 23 Set Throttle to High Speed Engage OPC then BBC Engage Ground Speed Bail 8019 020 8019 021 8019 022 OPERATION When finished mowing release OPC bail to stop blade rotation Release Ground Speed Bail to stop wheel rotation Release OPC bail 8019 023 1 OPC bail 2 Ground speed bail Pull throttle control all the way rearward to stop engine 8019 024 1 Ground speed bail 2 Throttle control English 24 OPERATION Self Propelled Models Only Models W21SK W53SEK W21SKC Mowing Prepare the area before mowing Look for obstacles remove foreign objects and clear the work area of pets and bystanders Check the equipment for fuel oil loose fasteners etc Make sure the equipment is in top shape Correct any defects b
25. efore using the mower Select the appropriate speed with the transmission lever Position 1 on the transmission selector is the slowest speed e Position2 is for moderate speed e Position 3 is the fastest ground speed setting Set transmission lever to the speed required Set choke control to ON position Engage Operator Presence Control OPC and start engine by pulling briskly on starter rope English 25 Transmission selector Set choke to ON position 8019 017 8019 018 8019 015 OPERATION Set throttle control to high speed Engage Ground Speed Bail to begin mowing Release Ground Speed Control to stop When finished mowing release OPC bail to stop blade rotation and stop engine Set throttle to high speed Engage Ground Speed Bail 8019 028 8019 029 8019 023 English 26 OPERATION Push Models Only Model W21K W21KC Prepare the area before mowing Look for obstacles remove foreign objects and clear the work area of pets and bystanders Check the equipment for fuel oil loose fasteners etc Make sure the equipment is in top shape Correct any defects before using the mower Set choke control to ON position Engage Operator Presence Control OPC Start engine by pulling briskly on starter rope Set throttle control to high speed When finished mowing release OPC bail to stop blade rotation and stop engine English 27
26. first aid equipment close at hand when using the machine e Never use the machine when barefoot Always wear protective shoes or boots preferably with steel toecaps Always wear approved protective glasses or a full visor when assembling or mowing 8011 670a Personal protective equipment English 8 SAFETY INSTRUCTIONS Always wear gloves when handling the blades Never wear loose clothing that can get caught in moving parts Use ear protectors to avoid damage to hearing Stop the blade when crossing gravel drives walks or roads Shut the engine off and wait until the blade comes to a complete stop before removing grass catcher Disengage the self propelled mechanism or drive clutch on mowers so equipped before starting the engine If the equipment should start to vibrate abnormally stop the engine and check immediately for the cause Vibration is generally a warning of trouble See manufacturer s instructions for proper operation and installation of accessories Use only accessories approved by the manufacturer Operating on Slopes Operating on slopes is one of the operations where the risk is greatest that the operator will lose control or the machine will tip over which can result in serious injury or death All slopes require extra caution If you feel unsure do not mow the slope Do as follows Remove obstacles such as stones tree branches etc Watch out for and avoid running ove
27. for optimum performance Speed is not adjustable Operator Presence Control OPC Models W21SBK W53SBEK W21SBKC Your lawn mower is equipped with an operator presence control OPC The engine will start whether the OPC is engaged or not The blade will not operate unless the OPC is engaged If blade is engaged releasing the OPC will stop the blade but will not stop the engine Models W21K W21SK W53SEK W21KC and W21SKC Your lawn mower is equipped with an operator presence control OPC The engine will not start unless the OPC is pulled rearward The engine and blade will stop turning when the OPC is released Fuel Shut Off Valve The fuel shut off valve is located under the fuel tank The valve has two positions ON and OFF Refueling The machine has one fuel tank The tank volume is 2 1quarts or 0 53 gallon 2 0 liters The engine will run on a minimum of 85 octane unleaded gasoline no oil mix Environmentally adapted alkylate gasoline can be used beneficially See also Technical Data concerning ethanol fuel Methanol fuel is not recommended Handle Bar CAUTION Federal regulations require an engine control to be installed on this lawn mower in order to minimize the risk of blade contact injury DO NOT under any circumstances attempt to defeat the function of the operator control The blade turns when the engine is running 8019 042 1 Operator Presence Control OPC Engaged position
28. he filter loose from the hose ends Push the new filter into the hose ends Position the filter with the FLOW arrow pointing up toward the fuel pump If Fuel filter necessary a soap solution can be applied to the filter ends to ease mounting 8011 729 4 Move the hose clamps back toward the filter Checking Tires e Keep tires free of gasoline oil or insect control chemicals which can harm rubber Avoid stumps stones deep ruts sharp objects and other hazards that may cause tire damage Drive Wheels Check rear drive wheels each time before you mow to be sure they move freely The wheels not turning freely means trash grass cuttings etc are in the drive wheel area and must be cleaned to free drive wheels If necessary to clean the rear drive wheels be sure to clean both front wheels 1 Remove hubcaps locknuts and washer 2 Remove wheels from wheel adjusters 3 Remove any trash or grass cuttings from inside the dust cover pinion and or drive wheel gear teeth 4 Put wheels back in place NOTE If after cleaning the drive wheels do not turn freely contact a qualified service English 35 MAINTENANCE Checking the V belts Check every 100 hours of operation Check for severe cracking and large nicks NOTE The belt will show some small cracks in normal operation The belts are not adjustable Replace belts if they begin to slip from wear Checking the Blade In order to
29. it a minute to allow oil to settle 8 Continue adding small amounts of oil rechecking the dipstick until oil level settles at FULL DO NOT overfill or engine will smoke heavily from the muffler on startup 9 Always be sure to retighten oil dipstick before starting engine 10 Reconnect spark plug wire to spark plug WARNING Engine oil can be very hot if it is drained directly after stopping the engine Allow the engine to cool first 8019 041 Oil Fill 1 Oil Fill 8009 159 The dipstick markings English 42 LUBRICATION 6 Changing the Oil Filter 1 Drain the engine oil in accordance with the work description under the heading Engine Oil Change Engine Oil Remove the oil filter If necessary use a filter remover Wipe new clean engine oil onto the seal for the new filter Mount the filter by hand with 3 4 turn Run the engine warm then check that there are no leaks around the oil filter seal Check the oil level in the engine fill if necessary The oil filter holds 0 2 qt 0 2 liters of oil English 43 Changing the oil filter 8011 734 TROUBLE SHOOTING GUIDE Trouble Shooting Guide Problem Cause The engine will not start e Dirty air filter e Out of fuel e Stale fuel e Water in fuel e Spark plug wire is disconnected Bad spark plug e Loose blade or broken blade adapter e Control bar in released position e Control bar defective e Fuel v
30. ition Do not allow the starter cord to snap back Model W21K W21KC Hold Operator Presence Control in engaged position Pull the starter cord briskly When the engine starts move the throttle control to fast position Do not allow the starter cord to snap back NOTE In cooler weather it may be necessary to choke engine In warmer weather it may not be necessary to choke the engine Too much choke may cause engine flooding and prevent the engine from starting If the engine becomes flooded wait a few minutes before attempting to start English 2 1 8019 014 Pull start Models W21SBK W53SBEK W21SBKC 1 Starter cord 2 OPC 3 Ground speed bail 8019 015 Pull start Models W21SK W53SEK W21SKC 1 OPC engaged position 2 Ground speed bail 3 Starter cord 8019 016 Pull start Models W21K W21KC 1 OPC engaged position 2 Starter cord OPERATION Transmission Selector BBC Self propelled Models Only Models W21SBK W53SBEK W21SBKC Mowing Prepare the area before mowing Look for obstacles remove foreign objects and clear the work area of pets and bystanders Check the equipment for fuel oil loose fasteners etc Make sure the equipment is in top shape Correct any defects before using the mower Select the appropriate speed with the transmission lever e Position1onthe transmission selector is the slowest speed e Position 2 is for moderate speed e Position 3 is the fastest ground spe
31. l lines and carburetor are empty Use fresh fuel next season See Storage Instructions for additional information CAUTION DO NOT overfill engine with oil or it will smoke on startup IMPORTANT INFORMATION Check oil level before each use Add oil if needed Fill to full line on dipstick Change the oil after every 25 hours of operation or each season You may need to change the oil more often under dusty dirty conditions See TO CHANGE ENGINE OIL in the Maintenance section of this manual 8019 041 1 Oil dipstick oil fill 2 Gasoline fill CAUTION NEVER use engine or carburetor cleaner products in the fuel tank or permanent damage may occur English 20 OPERATION TO START ENGINE NOTE Due to protective coatings on the engine a small amount of smoke may be present during the initial use of the product and should be considered normal To start a cold engine push the throttle control lever to the choke position Models W21SBK amp W53SBEK W21SBKC Pull starter cord briskly It is not necessary to engage OPC control Do not engage ground speed control bail When engine starts move the throttle control to fast position Do not allow the starter cord to snap back Models W21SK W53SEK W21SKC Hold Operator Presence Control in engaged position Do not engage the Ground Speed Control Bail Pull the starter cord briskly When the engine starts move the throttle control to fast pos
32. ls Only 27 Mowing TIPS ae 28 Mulching Tips strain 29 Maintenance 30 Maintenance Schedule 31 Before Each Use 31 Ignition System 31 Engine s Cooling Air Intake 32 Throttle Cable and Choke Cable 33 Replacing Air Filter 34 Replacing the Fuel Filter 35 Checking Tire u eni 35 Drive Wheels _ 35 Checking the V belts_ 36 Checking the Blade 36 Blade replacement 37 Gear Case en 37 Grass Catcher 38 M ffler 1 8 ann 38 Cleaning ara ee 38 Adjusting the Lawn Mower 39 Engine Adjustment_ 40 Cleaning and Washing_ 40 Hardware 40 Lubric tion un ee 41 Mower Lubrication Chart 41 Engine Lubrication 41 Trouble Shooting Guide 44 Storage marlin 46 Winter Storage 46 SEIVICEN i Lalla 46 Technical Data 47 Conformity Certificates 54 USA requirements 54 EU declaration of conformity 54 Service Journal
33. lso the mulched grass will biodegrade quickly to provide nutrients for the lawn ALWAYS mulch with your highest engine blade speed as this will provide the best recutting action of the blades Avoid cutting your lawn when it is wet Wet grass tends to form clumps and interferes with the mulching action The best time to mow your lawn is the early afternoon At this time the grass has dried yet the newly cut area will not be exposed to direct sunlight For best results adjust the lawn mower cutting height so that the lawn mower cuts off only the top one third of the grass blades If the lawn is overgrown it will be necessary to raise the height of cut to reduce pushing effort and to keep from overloading the engine and leaving clumps of mulched grass For extremely heavy mulching reduce your width of cut by overlapping previously cut path and mow slowly Certain types of grass and grass conditions may require that an area be mulched a second time to completely hide the clippings When doing a second cut mow across perpendicular to the first cut path Change your cutting pattern from week to week Mow north south one week then change to east west the next week This helps prevent matting graining of lawn English 29 IMPORTANT INFORMATION For best performance keep mower housing free of built up grass and trash See Cleaning in Maintenance section of this manual MAINTENANCE Maintenance Maintenanc
34. moke Do not fill fuel in the vicinity of sparks or open flames If leaks arise in the fuel system the WARNING engine must not be started until the The engine and the exhaust problem has been resolved system become hot during Store the machine and fuel in such a way operation Risk for burns if that there is no risk of leaking fuel or fuel touched vapor leading to damages Check the fuel level before each use and leave space for the fuel to expand because the heat from the engine and the sun may otherwise cause the fuel to expand and overflow Avoid overfilling If you spill fuel on the machine wipe up the spill and wait until it has evaporated before starting the engine If you have spilled fuel on your clothing change your clothing Grass catcher components are subject to wear damage and deterioration which could expose moving parts or allow objects to be thrown Frequently check components and replace with manufacture s recommended parts when necessary 8019 005 Never run unit in an enclosed space English 11 SAFETY INSTRUCTIONS e Never make adjustments with the engine running e Ensure that nuts and bolts especially the fastening bolts for the blade attachments are properly tightened torqued and that the equipment is in good condition e Do not modify safety equipment Check regularly to be sure it works properly The machine must not be used with defective or unmounted protective plates p
35. not use lower grade hardware than specified Gear Case e To keep our drive system working properly the gear case and area around the drive should be kept clean and free of trash build up Clean under the drive cover twice a season e The gear case is filled with lubricant to the proper level at the factory The only time the lubricant needs attention is if the service has been performed on the gear case English 37 MAINTENANCE Grass Catcher e The grass catcher may be hosed with water but must be dry when used e Check your grass catcher often for damage or deterioration Through normal use it will wear If catcher needs replacing replace only with approved replacement catcher shown in the Repair Parts section of this manual Give the mower model number when ordering Muffler Inspect and replace corroded muffler as it could create a fire hazard and or damage Cleaning IMPORTANT FOR BEST PERFORMANCE KEEP MOWER HOUSING FREE OF BUILT UP GRASS AND TRASH CLEAN THE UNDERSIDE OF YOUR MOWER AFTER EACH USE e Clean the underside of your lawn mower by scraping to remove build up of grass and trash e Clean engine often to keep trash from accumulating A clogged engine runs hotter and shortens engine life e Keep finished surfaces wheels free of gasoline oil etc We do not recommend using a garden hose to clean lawn mower unless the electrical system muffler air filter and carburetor are covered
36. ode 5 Reinsert the spark plug turning by hand to avoid damaging the threads 6 After the spark plug is seated tighten it English 31 IMPORTANT INFORMATION Fitting the wrong spark plug type can damage the engine Inadequately tightened spark plugs can cause overheating and damage the engine Tightening the spark plugs too hard can damage the threads in the cylinder head 0 028 0 031 in 0 70 0 80 mm 8011 054 Measure the electrode gap MAINTENANCE using a spark plug wrench so that the washer is compressed A used spark plug should be turned 1 8 of a turn from the seated position A new spark plug should be turned 1 4 a turn from the seated position Replace the ignition cable Checking the Engine s Cooling Air Intake Check that the engine s cooling air intake is free from leaves grass and dirt If the cooling air intake is clogged engine cooling deteriorates which can lead to engine damage Check and clean the cooling air intake English 32 MAINTENANCE Checking and Adjusting the Throttle Cable and Choke Cable Check that the engine responds to throttle increases and that a good engine speed is attained at full throttle If doubts arise contact the service workshop If adjustments are necessary they can be Pe 3 made as follows C 1 Position the throttle choke control lever to full throttle not the Choke position al 2 Loosen cable clamp and
37. pt to operate the lawn mower with the discharge flap removed or propped open Bag Handle 1 Frame handle CONTROLS English 20 OPERATION Before Starting Engine ADD OIL Your lawn mower is shipped without oil in the engine For type and grade of oil to use see ENGINE in the Maintenance section of this manual or the engine manual 1 2 3 Be sure lawnmower is level Remove oil dipstick from oil fill spout Engine holds 0 90 qt 0 85L of oil For type and grade of oil to use see ENGINE in the Maintenance section of this manual or the engine manual that comes with the unit Pour oil slowly DO NOT overfill Wait one minute to allow oil to settle Insert dipstick without tightening then remove it to check oil level ADD GASOLINE Fill fuel tank to bottom of tank filler neck DO NOT overfill Use fresh clean regular unleaded gasoline with a minimum of 87 octane DO NOT mix oil with gasoline Purchase fuel in quantities that can be used within 30 days to assure fuel freshness WARNING Wipe off any spilled oil or fuel DO NOT store spill or use gasoline near an open flame Alcohol blended fuels called gasohol or using ethanol or methanol can attract moisture which leads to separation and formation of acids during storage To avoid engine problems the fuel system should be emptied before storage of 30 days or longer Empty the gas tank start the engine and let it run until the fue
38. r furrows holes and bumps On uneven terrain the machine can tip more easily 8019 002 Long grass can hide obstacles Mow side to side not up and down Mow across the face of slopes never up and down Exercise extreme caution when changing direction on slopes Mow evenly and slowly If the machine stops while going uphill back down slowly Do not Do not make sudden changes in speed or direction English 9 SAFETY INSTRUCTIONS Do not drive the mower on terrain that slopes more than 10 Do not mow near verges ditches or banks The operator could lose footing or balance Do not mow wet grass Reduced footing could cause slipping Do not turn on slopes unless necessary and then turn slowly and gradually downhill if possible Avoid starting or stopping on a slope If the tires begin to slip shut down the blades if so equipped or shut off the engine and move slowly down the slope Children Serious accidents may occur if you fail to be on guard for children in the vicinity of the machine Children are often attracted to the machine and mowing work Never assume that children will stay where you last saw them Keep children away from the mowing area and under close supervision by another adult Keep an eye out and shut off the machine if children enter the work area Before and during a reversing maneuver look backward and downward for children Never allow children to operate the machine
39. rotective cowlings safety switches or other protective devices e Do not change the settings of governors and avoid running the engine with overly high engine speeds If you run the engine too fast you risk damaging the 8019 006 machine components Clean the unit regularly Neveruse the mower indoors or in spaces lacking proper ventilation The exhaust fumes contain carbon monoxide an odorless poisonous and lethal gas e Stop and inspect the equipment if you run over or into anything If necessary make repairs before starting e The machine is tested and approved only with the equipment originally provided or recommended by the manufacturer The blades are sharp and can cause cuts and gashes Wrap the blades or use protective gloves when handling them e The mulch blades should only be used in familiar areas when higher quality mowing is desired e Reduce the risk of fire by removing grass leaves and other debris that may have accumulated on the machine Allow the machine to cool before putting it in storage Transport e The machine is heavy and can cause serious crushing injuries Be extra cautious when it is loaded on or unloaded from a vehicle or trailer e Use an approved trailer to transport the mower Fasten the machine with approved fastening devices such as straps chains or ropes when transporting English 12 SAFETY INSTRUCTIONS e Check and abide by local traffic regulations before
40. transporting Do not tow this machine it may cause damage to the drive system Customer responsibilities e Read and observe the safety rules e Follow a regular schedule in maintaining caring for and using your mower Follow the instructions under Maintenance and Storage sections of this owner s manual WARNING This mower is equipped with an internal combustion engine and should not be used on or near any unimproved forest covered bush covered or grass covered land unless the engine s exhaust system is equipped with a spark arrester meeting applicable local or state laws if any If a spark arrester is used it should be maintained in effective working order by the operator A spark arrester for the muffler is available through your authorized Husqvarna dealer English 13 CONTROLS Controls This operator s manual describes the Husqvarna Pro Push Mower The mower is fitted with a Kawasaki engine 8019 040 Pro Push Mower Control Locations 8019 052 Locations of the controls Page Page 1 Engine speed 14 7 BBC control 16 2 Fuel shut off valve 14 8 Cutting height 16 3 Fuel tank cap 14 9 Ground Speed Bail 17 4 Operator presence control OPC 14 10 amp 11 Engine shut off 18 5 Choke control 15 6 Throttle control 15 English 13 CONTROLS Engine Speed The engine speed was set at the factory
41. ve system backwards damage The engine exhaust Slow down before turning contains carbon monoxide which is a colorless poisonous gas Do not use the machine in enclosed spaces Never operate mower in wet grass Always be sure of your footing and walk never run Be careful when mowing around fixed objects so that the blades do not hit them Never drive over foreign objects e Only use the machine in daylight or in other well lit conditions Keep the machine a safe distance from holes or other irregularities in the ground Pay attention to other possible risks Never use the machine if you are tired if you have consumed alcohol or if you are taking other drugs or medication that can affect your vision judgment or coordination 8019 009 Keep children away from the work area e Beware of traffic when working near or crossing a road WARNING When using the machine approved personal protective equipment should be used Personal protective equipment cannot eliminate the risk of injury but it will reduce the degree of injury if an accident does happen Ask your retailer for help in choosing the right equipment Never leave the machine unsupervised with the engine running Always stop the engine before leaving the machine e Never allow children or other persons not trained in the use of the machine to use or service it Local laws may regulate the age of the user e Make sure that you have
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