Husqvarna IZ 21 manual

iZ 21 Operator´s manual Please read these instructions car efully and mak e sure you understand them bef ore using the machine. English[...]

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English- 1 OPERATOR S MANUAL Contents Contents ..................................................................1 Introduction .............................................................3 Congratulations ....................................................3 General ................................................................ 3 Driving and Tr[...]

English- 2 W ARNING! 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 u[...]

English- 3 INTRODUCTION Introduction Congratulations Thank you f or purchasing a Husqv arna r ide-on mo wer . This machine is built f or the greatest efficiency and rapid mo wing primar ily of large areas. Controls in one place and a h ydrostatic transmission regulated by steering controls also contr ib ute to the machine’ s performance. This ma[...]

English- 4 INTRODUCTION Good Service Husqv arna’ s products are sold all o v er the world and only in specialized retail stores with complete service. This ensures that you as a customer receiv e only the best suppor t and ser vice. Before the product is delivered, the machine has , for e xample, been inspected and adjusted by y our retailer , se[...]

English- 5 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. Used in this publication to notify the reader of a risk of personal injury or death , particularly if the reader should neglect to follow instructions given in the manual. Used i[...]

English- 6 SYMBOLS AND DECALS Moving sharp blades under cover Whole body exposure to thrown objects. Severing of fingers & toes. Do not open or remove safety shields while engine is running. Careful backing up, watch for other people. Careful going forward, watch for other people. Read Operator«s Manual. Shut off engine & remove key before[...]

English- 7 SAFETY INSTRUCTIONS Safety Instructions These instructions are for y our saf ety . Read them carefully . IMPORT ANT : THIS CUTTING MA CHINE IS CAP ABLE OF AMPUT A TING HANDS AND FEET AND THRO WING OBJECTS. F AILURE T O OBSER VE THE FOLLOWING SAFETY INSTR UCTIONS COULD RESUL T IN SERIOUS INJUR Y OR DEA TH. General Operation • Read, unde[...]

English- 8 SAFETY INSTRUCTIONS • Disengage blades when not mo wing. Shut off engine and wait f or all par ts to come to a complete stop bef ore cleaning the machine, remo ving the grass catcher , or unclogging the discharge guard. • Operate machine only in da ylight or good ar tificial light. • Do not operate the machine while under the in?[...]

English- 9 SAFETY INSTRUCTIONS Personal Safety Equipment • Make sure that y ou have first aid equipment close at hand when using the machine. • Ne ver use the machine when baref oot. Alwa ys wear protective shoes or boots , pref erab ly with steel toecaps. • Alwa ys wear approv ed protectiv e glasses or a full visor when assembling or drivin[...]

English- 10 SAFETY INSTRUCTIONS • Use e xtra care while operating machine with grass catchers or other attachments; they can aff ect the stability of the machine. Do not use on steep slopes. • Do not tr y to stabiliz e the machine by putting your f oot on the ground. • Do not mow near drop-offs , ditches, or embankments. The machine could sud[...]

English- 11 SAFETY INSTRUCTIONS Maintenance Safe Handling of Gasoline T o av oid personal injury or proper ty damage, use e xtreme care in handling gasoline. Gasoline is e xtremely flammable and the v apors are explosiv e. • Extinguish all cigarettes, cigars , pipes, and other sources of ignition. • Use only approv ed gasoline container . • [...]

English- 12 SAFETY INSTRUCTIONS General Maintenance • Ne ver oper ate machine in a closed area. • K eep all nuts and bolts tight to be sure the equipment is in saf e working condition. • Ne v er tamper with safety de vices. Check their proper operation regularly . • K eep machine free of grass, lea v es, or other debris build-up . Clean oil[...]

English- 13 SAFETY INSTRUCTIONS • Be careful when ser vicing the battery . Explosive gases f or m in the battery . Nev er perf or m maintenance on the battery when smoking or near open flames or sparks. The batter y can e xplode and cause ser ious injur y/damage . • Ensure that nuts and bolts, especially the f astening bolts f or the blade att[...]

English- 14 SAFETY INSTRUCTIONS • Ne v er mak e adjustments with the engine running. • The machine is tested and approv ed only with the equipment originally provided or recommended by the man uf acturer . Only use approv ed repair par ts for the machine. • The blades are sharp and can cause cuts and gashes. Wrap the blades or use protectiv e[...]

English- 15 SAFETY INSTRUCTIONS Customer responsibilities • Read and obser v e the safety rules. • F ollow a regular schedule in maintaining, caring for and using y our mow er . • F ollow the instructions under "Maintenance” and "Storage” sections of this owner’ s manual. • This machine has no brain. Use y ours! A spark arre[...]

English- 16 CONTROLS Controls This operator s manual describes the Husqvarna Zero T urn Rider . The rider is fitted with a Kawasaki four-stroke V -T win engine developing 21 horse power . T ransmission from the engine is made via two belt-driven hydrostat transaxles, which in turn drive a hydraulic motor for each drive wheel. Using the left and rig[...]

English- 17 CONTROLS 1. Motion Control Levers The machine s speed and direction are continuously variable using the two steering controls. The steering controls can be moved forward or backward about a neutral position. Furthermore, there is a neutral position, which is locked if the steering controls are moved outward. When both controls are in th[...]

English- 18 CONTROLS 2. Hour Meter The hour meter displays the total operating time. It will flash CHG OIL (Change Oil) at 50 hour intervals. The flash duration is one hour before and one hour after the interval. The CHG OIL icon will come on and shut off automatically . The hour meter can not be manually reset. 3. T racking Knob The tracking knob [...]

English- 19 CONTROLS 5. Blade switch In order to engage the mower deck, pull the knob out; the mower blades are disengaged when the knob is depressed. 6. Ignition Switch The ignition key is placed in the ignition switch on the driver s panel and is used to start and stop the engine. 7. Fuses The fuses are located in a holder to the left of the hydr[...]

English- 20 CONTROLS 8. Seat Locking Device Under the rear part of the seat is a locking device that locks the seat into its folded position. The seat has hinges at the front edge and can be folded forward when the locking device is pushed. 9. Refueling The machine has two fuel tanks, one on each side just behind the seat. The tanks take 5.7 gallon[...]

English- 21 CONTROLS 10. Fuel Shut Off V alve The fuel shut off valve is located at the right rear of the seat. The valve has three positions; right tank, left tank and center is the off position. 1 1. Seat Adjustment Lever The seat can be adjusted lengthways. When making adjustments, the lever under the front edge of the seat is moved to the left [...]

English- 22 CONTROLS 13. Throttle Control The throttle control regulates the engine speed and thereby the rate of rotation of the blades, assuming the blade switch is pulled out, see Engaging the Mower Deck. In order to increase or decrease the engine speed, the control is moved downward or upward respectively . Avoid idling the engine for long per[...]

English- 23 CONTROLS Cutting height pedal On some models there is a deck assist lift pedal to aid in the lifting of the deck. Pump release valves Pump release valves are located at the pumps. They are used to release the system so the machine may be moved by hand when not running. T ilt seat forward to gain access to the pumps. Use a 5/8 wrench to [...]

English- 24 OPERATION Operation Read "Saf ety Instructions" section and follo wing pages, if y ou are unf amiliar with the machine. T raining Zero tur n mo wers are far more maneuv erable than typical riding mowers due to their unique steering capabilities. W e suggest when first operating the mow er , use a reduced throttle speed and re[...]

English- 25 OPERATION Before Starting • Read the sections "Saf ety Instructions" and "Controls" bef ore star ting the machine. • P erform the daily maintenance before star tin"g (see Maintenance Schedule in the Maintenance" section). • Check that there is sufficient fuel in the fuel tanks. • Adjust the seat to[...]

English- 26 OPERATION 4. Disengage the mower b lades by depressing the blade s witch. 5. Mov e the steer ing controls outw ard to the lock ed (outer) neutral position. 6. Mov e the throttle to the middle position. 8011-510 Depress the control for disengaging the mower deck 8011-526 Steering controls in the outward, locked neutral position 8011-509 [...]

English- 27 OPERATION 7. If the engine is cold, the choke control should be pulled out to its e xtents. 8. Open the fuel v alve f or the selected fuel tank. 9. Press in and turn the ignition key to the star t position. 8011-508 Set the choke control 8011-506 Open the fuel valve 8011-742 T urn to the start position[...]

English- 28 OPERATION 10. When the engine star ts, immediately release the ignition ke y back to the run position. 11. Press the choke control in g radually when the engine has star ted. 12. Set the desired engine speed with the throttle. Allow the engine to run at a moderate speed, ”half throttle”, f or 3-5 minutes bef ore loading it too heavi[...]

English- 29 OPERATION T o start an engine with a weak battery If your battery is too weak to star t the engine, it should be recharged. (See "Batter y" in the "Maintenance" section). If “jumper cables” are used f or emergency star ting, f ollow this procedure: T o attach jumper cables • Connect each end of the RED cable to[...]

English- 30 OPERATION Running 1. Release the parking brake b y moving the le ver f orward. Y our mow er is equipped with an operator presence system. When the engine is running, any attempt by the oper ator to leav e the seat without first setting the park brake will shut off the engine . 2. Mov e the steer ing controls to the neutral position (N)[...]

English- 31 OPERATION In order , for e xample, to turn r ight while moving f orward, mov e the r ight control tow ards the neutral position. The rotation of the right wheel is reduced and the machine tur ns to the right. T ur ning on the spot can be achie ved by moving one control bac kward (behind the neutral position) and carefully mo ving the ot[...]

English- 32 OPERATION Mowing Tips • Obser v e and flag rocks and other fix ed objects to av oid collisions. • Begin with a high cutting height and reduce it until the desired mowing result is attained. The av er age lawn should be cut to 2 1/2" (64 mm) during the cool season and over 3" (76 mm) during the hot months. F or healthier [...]

English- 33 OPERATION Stopping the Engine Allow the engine to idle a minute in order to attain nor mal oper ating temperature bef ore stopping it, if it has been worked hard. A void idling the engine f or longer periods, as there is a risk of the spar k plugs f ouling. 1. Disengage the mower dec k by depressing the blade s witch. 2. Raise the mower[...]

English- 34 OPERATION Moving by Hand In order f or the machine to be mov ed with the engine tur ned off , the pump release valv es on both h ydraulic pumps must be opened 1/4-1/2 turn. 8011-507 pump release valve on the hydraulic pump W ARNING! No adjustments or maintenance to be carried out unless: - the engine stopped, - the ignition key has been[...]

English- 35 MAINTENANCE Maintenance Maintenance 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 pos[...]

English- 36 MAINTENANCE 1) First change after 8 hours. When operating with a heavy load or at high ambient temperatures, replace every 50 hours. 2) In dusty conditions, cleaning and replacement are required more often. 3) For daily use, the machine should be lubricated twice weekly . 4) Performed by authorized service workshop. ● = Described in t[...]

English- 37 MAINTENANCE Battery Y our mower is equipped with a maintenance free battery and does not need servicing. However , periodic charging of the battery with an automotive type battery charger will extend its life. ¥ Keep battery and terminals clean. ¥ Keep battery bolts tight. ¥ Recharge at 6-10 amperes for 1 hour T o clean battery and t[...]

English- 38 MAINTENANCE 9. Connect BLACK grounding cable to negative (-) battery terminal with remaining hex bolt and hex nut. 10. Fit the terminal guard. 1 1. Lower seat. Ignition System The engine is equipped with an electronic ignition system. Only the spark plugs require maintenance. For recommended spark plugs, see T echnical Data. 1. Remove t[...]

English- 39 MAINTENANCE Checking the Safety System The machine is equipped with a safety system that prevents starting or driving under the following conditions. The engine can only be started when: 1. The mower deck is disengaged. 2. The steering controls are in the outer , locked neutral position. 3. The driver is sitting in the driver s seat. 4.[...]

English- 40 MAINTENANCE 801 1-553 Safety system Start motor Works Does not work Ignition system[...]

English- 41 MAINTENANCE 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. Checking and Adjusting the Throttle Cable Check that the engine responds to throttle increases and tha[...]

English- 42 MAINTENANCE Replacing the Air Filter Standard air filter If the engine seems weak or runs unevenly , the air filter may be clogged. If run with a dirty air filter , the spark plugs can become fouled, distupting operation. For this reason, it is important to replace the air filter regularly (see the heading Maintenance Schedule for the p[...]

English- 43 MAINTENANCE Cyclon air filter maintenance If the engine seems weak or runs unevenly , the air filter may be clogged. If running with a soiled air filter , the spark plugs can obtain a coating that disrupts operation. For this reason, it is important to replace the air filter regularly (see the heading Maintenance Schedule for the proper[...]

English- 44 MAINTENANCE Filter replacement 1. Remove the end cover . 2. Remove the main filter (outer filter) by pulling it out by hand. 3. Remove the inner filter by pulling it out by hand. 4. Clean inside of the filter housing. Wipe dry only . 5. Install the inner filter with the open end first. Ensure that it enters its recess at the end of the [...]

English- 45 MAINTENANCE Replacing the Fuel Filter Replace the line-mounted fuel filter every 100 hours (once per season) or more often if it becomes clogged. Replace the filter as follows: 1. Move the hose clamps away from the filter . Use flat-nosed pliers. 2. Pull the filter loose from the hose ends. 3. Push the new filter into the hose ends. Pos[...]

English- 46 MAINTENANCE Checking Tire Pressures All four tires should have a pressure of 15 psi / 103 kPa /1 bar . Checking the Parking Brake Visually check that no damage is found on the lever , links, or switch belonging to the parking brake. Perform a test drive and check that there is sufficent braking action. T o adjust the parking brake, cont[...]

English- 47 MAINTENANCE Pump belt Check belt every 100 hours for excessive wear . T o replace belt. Relieve tension on the deck belt and remove deck belt from clutch. See Deck belt in Maintenance section. Loosen bolt on the clutch tie down and rotate out of the way . Using a 1/2 drive ratchet inserted into the square hole in the pump idler arm, rel[...]

English- 48 MAINTENANCE 1 2 3 4 5 Blade replacement : ¥ Remove blade bolt by turning counterclockwise. ¥ Install new or re-sharpened blade with stamped "GRASS SIDE" facing towards ground/grass (down) or THIS SIDE UP facing deck and cutter housing. Some blades may not be stamped with GRASS SIDE and THIS SIDE UP . These blades can be inst[...]

English- 49 MAINTENANCE Adjusting the Mower Deck Leveling 1. Position the mower on a level, preferably concrete, surface. 2. Check the pressure in all four tires. See T echnical Data . 3. Raise the mower on lengths of 2" x 4" placed edgewise under the cutting deck from front to rear (see diagram). 4. Lower the deck onto the 2 x 4 «s. The[...]

English- 50 MAINTENANCE T o adjust anti-scalp rollers Anti-scalp rollers are properly adjusted when they are just slightly off of the ground when the deck is at the desired cutting height in the operating position. Anti-scalp rollers then keep the deck in the proper position to help prevent scalping in most terrain conditions. T unnel Deck - The an[...]

English- 51 MAINTENANCE Cleaning and W ashing 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 de[...]

English- 52 LUBRICATION Lubrication Lubrication Schedule General Remov e the ignition key to pre vent unintentional mo vements during lubrication. When lubricating with an oil can, it must be filled with engine oil. When lubricating with grease, unless otherwise stated, use a high gr ade molybdenum disulfide grease . F or daily use, the machine s[...]

English- 53 LUBRICATION Lubricating the Cables If possible , grease both ends of the cab les and mov e the controls to end stop positions when lubr icating. Refit the rubber cov ers on the cables after lubrication. Cab les with sheaths will bind if they are not lubricated regular ly . If a cable binds, it can disrupt operation. If a cable binds , [...]

English- 54 LUBRICATION 3. Engine Oil Changing the Engine Oil The engine oil shall be changed f or the first time after 8 hours of operation. Thereafter , it should be changed e very 100 hours. 1. Place the machine on a flat surf ace. 2. Place a container under the engine drain plug. 3. Remov e the dipstick and open the drain plug. 4. Allow the o[...]

English- 55 LUBRICATION The oil le vel shall lie betw een the markings on the dipstick. If the lev el is approaching the ”ADD” mark, top up the oil to the ”FULL ” mar k on the dipstick. Ne ver fill abo ve the ”FULL ” mar k. The oil is filled through the hole f or the dipstick. Use engine oil SAE 30 or SAE 10W -30 or , alter nately , 1[...]

English- 56 LUBRICATION 6. Front Wheel Bearings Lubricate with a grease gun, one zerk f or each set of wheel bearings, until the grease is f orced out. Use only good quality molybdenum disulphide grease. Grease from well-known br and names (petrochemical companies, etc.) usually maintains a good quality . 7. Deck belt pulleys - T unnel Deck Only Lu[...]

English- 57 LUBRICATION 9. Belt Adjuster , Mo wer Deck Remov e the foot plate (two scre ws) and lubricate with a grease gun, one zerk, until grease is f orced out. Use only good quality molybdenum disulphide grease. Grease from well-known br and names (petrochemical companies, etc.) usually maintains a good quality . 10. Steering Control Shafts Tip[...]

English- 58 LUBRICATION 12. Brake Arms Remov e one rear wheel at a time (four lug nuts). Lubricate with a grease gun, one zerk f or each brak e arm, until the grease is forced out. Use only good quality molybdenum disulphide grease. Grease from well-known br and names (petrochemical companies, etc.) usually maintains a good quality . 13. Belt Adjus[...]

English- 59 LUBRICATION 14. Changing the Oil Filter 1. Drain the engine oil in accordance with the work description under the heading Engine Oil/Change Engine Oil. 2. Remov e the oil filter . If necessar y , use a filter remov er . 3. Wipe new , clean engine oil onto the seal f or the new filter . 4. Mount the filter by hand with + 3/4 turn. 5.[...]

English- 60 TROUBLE SHOOTING GUIDE T rouble Shooting Guide Problem Cause The engine will not start. • The blade switch is engaged. • The steering controls are not locked in the neutral position. • The driver is not sitting in the driver’s seat. • The parking brake is not activated. • The battery is dead. • Contamination in the carbure[...]

English- 61 TROUBLE SHOOTING GUIDE The engine overheats. • Clogged air intake or cooling fins. • Engine overloaded. • Poor ventilation around engine. • Defective engine speed regulator. • Soot in the combustion chamber. • Too little or no oil in the engine. • Defective spark plugs. • Pre-ignition incorrect. Battery not charging. •[...]

English- 62 STORAGE Storage Winter Storage At the end of the mowing season, the machine should be readied for storage (or if it will not be in use for longer than 30 days). Fuel allowed to stand for long periods of time (30 days or more) can leave sticky residues that can plug the carburetor and disrupt engine function. Fuel stabilizers are an acce[...]

English- 63 WIRING DIAGRAMS Wiring diagram 1. Battery 2. Accessory outlet 3. Key switch 4. To engine pigtail 5. Hour meter 6. Seat switch 7. Run relay 8. Blade switch 9. Brake relay 10. Electric clutch 11. Brake switch 12. Start relay 13. Starter solenoid 14. Left motion control lever 15. Right motion control lever BLK = Black BLU = Blue BRN = Brow[...]

English- 64 TECHNICAL DA T A Engine iZ21C Manufacturer Kawasaki T ype FH721V Power 21 hp / 15.4 kW* Lubrication Pressure with oil fi lter Oil capacity excl fi lter 1.6 qt / 1.5 liters Oil capacity incl fi lter 1.8 qt / 1.7 litres Engine oil (See viscosity diagram) SAE 10W30, 10W40 SAE 30, SAE 40, API SF-SJ Fuel Min 87 octane unleaded (Max methan[...]

English- 65 TECHNICAL DA T A iZ21C 48" T unnel Deck 48" Combi Deck Frame Cutting Height 1½" - 5" / 3.8 cm - 12.7 cm 1¼" - 4¾" / 3.2 cm - 12.1 cm Uncut Circle 0" / 0 cm 0" / 0 cm Blades 3 3 Blade Length 16¼" / 413 mm 16¾" / 425 mm Blade T ip Speed 16,780 fpm / 85.2 m/s 15,655 / 79.5 m/s Anti-sca[...]

English- 66 TECHNICAL DA T A Accessories T unnel Decks - BioClip attachment (Mulch kit) Front baf fl e kit U.S. Standard Hardware Grade SAE Grade 5 SAE Grade 8 Flangelock Screw w/Flangelock Nut ft./lbs ft./lbs Nm ft./lbs Nm ft./lbs Nm ¼ 9 12 13 18 5 /16 18 24 28 38 24 33 3 /8 31 42 46 62 40 54 7 /16 50 68 75 108 ½ 75 102 1 15 156 9 /16 1 10 150 [...]

English- 67 Conformity Certi fi cates For Model Listed Below: Model 968999306/iZ21C Zero T urn Rider (Serial Numbers 054600001 and after) with Deck Model 968999342 TRD48 (Serial Numbers: 054600001 - 10199999) Deck Model 968999347 CD48 USA requirements Labels are placed on the engine and/or in the engine compartment stating that the machine will fu[...]

English- 68 SERVICE JOURNAL Service Journal Action Delivery Service 1. Charge the battery . 2. Mount the rear wheels. 3. Adjust the tire pressure of all wheels to 15 PSI (1 bar). 4. Mount the steering controls in the normal position. 5. Connect the seat fold-up stop. 6. Connect the cable to the safety switch under the seat. 7. Mount the arm rests o[...]

English- 69 SERVICE JOURNAL Action 20. Inform the customer about: The need and advantages of following the service schedule. The need and advantages of leaving the machine for service every 300 hours. The effects of service and maintaining a service journal on the machine s resale value. Application areas for BioClip. 21. Fill in the sales papers, [...]

English- 70 SERVICE JOURNAL Action Date, mtr reading, stamp, sign 25-Hour Service 1. Check the fuel pump s air filter . 2. Check the hydraulic system s oil level. 3. Check the tire pressures. 4. Lubricate the belt adjuster , mower deck. 5. Lubricate the belt adjuster , hydraulic pumps. 6. Check/clean the engine s cooling air intake. 7. Clean cyclon[...]

English- 71 SERVICE JOURNAL Action Date, mtr reading, stamp, sign 50-Hour Service 1. Perform the 25-hour service. 2. Lubricate the front wheel bearings. 3. Lubricate the steering control shafts. 4. Lubricate the mower deck struts. 5. Lubricate the cutting height adjuster . 6. Check/adjust the parking brake.[...]

English- 72 SERVICE JOURNAL Action Date, mtr reading, stamp, sign 100-Hour Service 1. Perform the 25-hour service. 2. Perform the 50-hour service. 3. Change engine oil. 4. Check whether the hydraulic oil needs changing (every 300 hours). 5. Check whether the engine oil filter needs changing (every 200 hours). 6. Clean/replace the spark plugs. 7. Re[...]

English- 73 SERVICE JOURNAL Action Date, mtr reading, stamp, sign 300-Hour Service 1. Inspect the machine. Come to agreement with the customer as to which additional work is to be carried out. 2. Perform the 25-hour service. 3. Perform the 50-hour service. 4. Perform the 100-hour service. 5. Change the oil and filter in the hydraulic system. 6. Cle[...]

English- 74 SERVICE JOURNAL Action Date, mtr reading, stamp, sign At Least Once Each Y ear 1. Clean the engine s cooling air intake (25 hours). 2. Replace the air cleaner s pre-filter (Oil-foam) (300 hours). 3. Replace the air filter s main cartridge (200 hours). 4. Change the engine oil (100 hours). 5. Replace the engine oil filter (200 hours). 6.[...]

English- 75 SERVICE JOURNAL Action Date, mtr reading, stamp, sign[...]

English- 76 SERVICE JOURNAL Action Date, mtr reading, stamp, sign[...]

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115 36 97-26 2010W19 ´®z+Ueh¶63¨ Original instructions[...]