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EZ 17 EZ 21 Operator´s manual Please read these instructions carefully and make sure you understand them before using the machine. English ...
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TABLE OF CONTENTS English- 1 Introduction .................................................... 3 General ..................................................... 3 Driving/Transporting on Public Roads ...... 3 Towing .............................
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WARNINGS 2- English 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 thes...
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English- 3 INTRODUCTION Introduction Congratulations Thank you for purchasing a Husqvarna ride-on mower. This machine is built for superior efficiency to rapidly mow primarily large areas. A control panel easily accessible to the operato...
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4- English 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 ...
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SYMBOLS AND DECALS English- 5 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 per...
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SYMBOLS AND DECALS 6- English 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 oth...
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SAFETY INSTRUCTIONS English- 7 Safety Instructions These instructions are for your safety. Read them carefully. IMPORTANT: THIS CUTTING MACHINE IS CAPABLE OF AMPUTATING HANDS AND FEET AND THROWING OBJECTS. FAILURE TO OBSERVE THE FOLLO...
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SAFETY INSTRUCTIONS 8- English • Disengage blades when not mowing. Shut off engine and wait for all parts to come to a complete stop before cleaning the machine, removing the grass catcher, or unclogging the discharge guard. • Operate...
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SAFETY INSTRUCTIONS English- 9 Personal Safety Equipment • Make sure that you have first aid equipment close at hand when using the machine. • Never use the machine when barefoot. Always wear protective shoes or boots, preferably wi...
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SAFETY INSTRUCTIONS 10- English • Use extra care while operating machine with grass catchers or other attachments; they can affect the stability of the machine. Do not use on steep slopes. • Do not try to stabilize the machine by put...
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SAFETY INSTRUCTIONS English- 11 Maintenance Safe Handling of Gasoline To avoid personal injury or property damage, use extreme care in handling gasoline. Gasoline is extremely flammable and the vapors are explosive. • Extinguish all c...
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SAFETY INSTRUCTIONS 12- English General Maintenance • Never operate machine in a closed area. • Keep all nuts and bolts tight to be sure the equipment is in safe working condition. • Never tamper with safety devices. Check their pr...
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SAFETY INSTRUCTIONS English- 13 • Acid in the eyes can cause blindness, contact a doctor immediately. • Be careful when servicing the battery. Explosive gases form in the battery. Never perform maintenance on the battery when smoking or...
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SAFETY INSTRUCTIONS 14- English • The blades are sharp and can cause cuts and gashes. Wrap the blades or use protective gloves when handling them. • Check the parking brake’s functionality regularly. Adjust and service as necessary....
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SAFETY INSTRUCTIONS English- 15 Customer responsibilities • Read and observe the safety rules. • Follow a regular schedule in maintaining, caring for and using your mower. • Follow the instructions under "Maintenance” and &qu...
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CONTROLS 16- English Controls This operator’s manual describes the Husqvarna Zero Turn Rider. The rider is fitted with a Kawasaki engine. Transmission from the engine is made via two belt-driven hydraulic transaxles, one for each dri...
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CONTROLS English- 17 1. Parking Brake The parking brake is found on the left of the machine. Pull the lever backward to activate the brake and forward to release it. 2. Motion Control Levers The machine’s speed and direction are c...
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CONTROLS 18- English Tracking If the mower is not tracking straight, check the air pressure in both rear tires. Recommended air pressure is 15 psi. (1 bar) Tracking must be checked on a flat and level concrete or blacktop surface. If t...
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CONTROLS English- 19 5. Refueling Read the safety instructions before refueling. The machine has one fuel tank, just behind the seat. The tank volume is 5.4 gallons (20.4 liters). Make sure the fuel cap is properly tightened and th...
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CONTROLS 20- English 6. By pass linkage When pushing or pulling the mower, be sure to engage the IZT (Integrated Zeroturn Transaxle) bypass linkages. The IZT bypass linkages are located on the rear of the frame, below the rear engine gu...
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CONTROLS English- 21 8. 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...
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CONTROLS 22- English 11. 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 decre...
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CONTROLS English- 23 13. Cutting height pedal The cutting deck height is obtained by pressing the foot pedal lift arm forward and releasing the transport latch. Then lower the deck to the preset height. To raise the deck push forward on...
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OPERATION 24-English Read "Safety Instructions", the "Controls" section and following pages, if you are unfamiliar with the machine. Conduct all daily maintenance on the machine before starting. Training Zero turn mowers are far ...
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OPERATION English-25 Before Starting • Read the sections Safety Instructions and Controls before starting the machine. • Perform the daily maintenance before starting (see Maintenance Schedule in the Maintenance section). • Check that there...
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OPERATION 26-English 4. Disengage the mower blades by depressing the blade switch. 5. Move the steering controls outward to the locked (outer) neutral position. 6. Move the throttle to the middle position. 8011-668 Depress the control for disengag...
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OPERATION English-27 7. If the engine is cold, the choke control should be pulled out to its extents. 8. Open the fuel shut off valve. 9. Press in and turn the ignition key to the start position. 8011-756 Set the choke control C215 Open the fuel sh...
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OPERATION 28-English 10. When the engine starts, immediately release the ignition key back to the run position. 11. Press the choke control in gradually when the engine has started. 12. Set the desired engine speed with the throttle. Allow the en...
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OPERATION English-29 To start an engine with a weak battery If your battery is too weak to start the engine, it should be recharged. (See “Battery” on page 37). If “jumper cables“ are used for emergency starting, follow this procedure: T...
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OPERATION 30-English Running 1. Release the parking brake by moving the lever forward. 2. Your mower is equipped with an operator presence system. When the engine is running, any attempt by the operator to leave the seat without first setting th...
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OPERATION English-31 By moving both controls an equal amount forward or backward, the machine moves in a straight line forward or backward respectively. In order, for example, to turn right while moving forward, move the right control towards t...
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OPERATION 32-English Mowing Tips • Observe and flag rocks and other fixed objects to avoid collisions. • Begin with a high cutting height and reduce it until the desired mowing result is attained. The average lawn should be cut to 2∫"...
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OPERATION English-33 Stopping the Engine Allow the engine to idle a minute in order to attain normal operating temperature before stopping it, if it has been worked hard. Avoid idling the engine for longer periods, as there is a risk of the spark...
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OPERATION 34-English Moving by Hand When pushing or pulling the mower, be sure to engage the IZT (Integraded Zeroturn Transaxle) bypass linkages. The IZT bypass linkages are located on the rear of the frame, below the rear engine guard. • Raise...
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MAINTENANCE English-35 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 b...
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MAINTENANCE 36-English 1) First change after 5-8 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 m...
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MAINTENANCE English-37 Battery Your 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 termin...
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MAINTENANCE 38-English 10. Tighten securely. 11. Close terminal access doors. 12. Lower seat. Ignition System The engine is equipped with an electronic ignition system. Only the spark plugs require maintenance. For recommended spark plugs, see Tech...
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MAINTENANCE English-39 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 steerin...
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MAINTENANCE 40-English 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 d...
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MAINTENANCE 41-English Replacing the Air Filter Standard air filter 1. Remove the plastic fastener on the top of the air filter cowling and remove the air filter cowling. 2. Remove the foam rubber pre-filter and clean using a mild detergent. S...
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MAINTENANCE 42-English Replacing Heavy Duty Air Filter If the engine seems weak or runs unevenly and the dust load indicator has turned red the air filter may be clogged. If run with a clogged air filter, disruption of operation can occur. Clean...
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MAINTENANCE English-43 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-n...
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MAINTENANCE 44-English Checking the Parking Brake Visually check that no damage is found on the lever, links, or switch belonging to the parking brake. Perform a stand-still test and check that there is sufficient braking action. To adjust the pa...
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MAINTENANCE English-45 Deck belt installation NOTE: For ease in installing the deck belt, refer to the routing decal on the front edge of the deck. • Wrap the deck belt around the electric clutch that is located on the engine shaft. • Push the...
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MAINTENANCE 46-English IZT belt To replace IZT (Integrated Zeroturn Transaxle) belt Park the mower on a level surface. Engage the park brake. IZT belt removal NOTE: Be careful not to damage the fan blades on the IZT as this can affect cooling or ...
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MAINTENANCE English-47 Checking the Blades In order to attain the best mowing effect, it is important that the blades are well sharpened and not damaged. Bent or cracked blades or blades with large nicks should be replaced. Damaged blades should ...
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MAINTENANCE 48-English 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 housin...
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MAINTENANCE English-49 Adjusting the Mower Deck Check the tire pressure before adjustment of the mover deck, refer to page 43. Faulty mower deck adjustment will cause uneven mowing result. There are four slots that control the altitude or pitch of...
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MAINTENANCE 50-English Adjusting Cutting Height 1. Raise and secure the deck height lever to the transport position (4∫", 114 mm). 2. Position blade tip so it is straight forward. 3. Measure from the cutting edge of the blades to a flat le...
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MAINTENANCE English-51 Cleaning and Washing Regular cleaning and washing, especially under the mower deck, will increase the machine’s life span. Make it a habit to clean the machine directly after use (after it is cooled), before the dirt stic...
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MAINTENANCE 52-English Hardware Check daily. Inspect the entire machine for loose or missing hardware. Parking brake To adjust parking brake Jack up unit and support properly with jack stands. Allow clearance to work at rear transaxles. Before mak...
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MAINTENANCE English-53 Tracking adjustment If the mower is not tracking straight, check the air pressure in both rear tires. Recommended air pressure is 15 psi (1 bar). If the unit will not track straight, follow the steps below. Tracking must be...
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LUBRICATION 54-English Lubrication Lubrication Schedule General Remove the ignition key to prevent unintentional movements during lubrication. When lubricating with an oil can, it must be filled with engine oil. When lubricating with grease, unless...
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LUBRICATION English-55 Lubricating the Cables If possible, grease both ends of the cables and move the controls to end stop positions when lubricating. Refit the rubber covers on the cables after lubrication. Cables with sheaths will bind if they a...
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LUBRICATION 56-English 4. Deck outer spindle Lubricate using a grease gun, one zerk, each side 2-3 strokes. Use only good quality bearing grease. 5. Engine Oil Changing the Engine Oil The engine oil should be changed for the first time after 5-8 h...
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LUBRICATION English-57 Checking the Oil Level Check the oil level in the engine when the machine is standing level and the engine is stopped. Remove the dipstick, wipe it clean, and then replace it. The dipstick should be screwed into place. Tak...
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LUBRICATION 58-English 6. Changing the Engine Oil Filter 1. Drain the engine oil in accordance with the work description under the heading Engine Oil/Change Engine Oil. 2. Remove the oil filter. If necessary, use a filter remover. 3. Wipe new, ...
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LUBRICATION English-59 7. Drain old oil filters of all free flowing oil prior to disposal. Place used oil in appropriate containers and dispose of it in accordance with laws in your area. 8. Remove the top port plug (see illustration) from the ...
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LUBRICATION 60-English Purging Procedures Due to the effects air has on efficiency in hydrostatic drive applications, it is critical that it is purged from the system. These purge procedures should be implemented any time a hydrostatic system ha...
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TROUBLE SHOOTING GUIDE English-61 Trouble 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...
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TROUBLE SHOOTING GUIDE 62-English The engine seems weak. • Clogged air filter. • Defective spark plugs. • Carburetor incorrectly adjusted. • Air trapped in hydraulic system. The engine overheats. • Clogged air intake or cooling fins. • En...
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TROUBLE SHOOTING GUIDE English-63 Uneven mowing results. • Different air pressure in the tires on the left and right sides. • Bent blades. • The suspending for the mower deck is uneven. • The chain fixture has come loose. • The blades are b...
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STORAGE 64-English 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...
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WIRING DIAGRAM English-65 Wiring diagram 17 3 1 16 11 13 5 14 6 12 2 18 15 8 9 10 4 7 20 21 22 STARTSTART B+S+AB+S+A ONON B+AB+A ON+ACCON+ACC B+AB+A OFFOFF M+G+AM+G+A CONTACT 1CONTACT 1 33 44 22 11 POSITIONPOSITION FUNCTIONFUNCTION 11 11 NONENONE CON...
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TECHNICAL DATA 66-English Technical Data EZ17/968999502 EZ21/968999503 Engine Manufacturer Kawasaki Kawasaki Type FH541V-”KAI” FH641V Power 17 hp 21 hp Lubrication Pressure with oil filter Pressure with oil filter Oil capacity excl filter 1.6 ...
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TECHNICAL DATA English-67 Equipment Cutting width 42" 54" Cutting height 1.5"- 4.5" 1.5"- 4.5" Uncut circle 00 Number of blades 3 3 Blade length 14 5/8" 18" Nose rollers Yes Yes + 2 anti-scalp rollers Michigan ...
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TECHNICAL DATA 68-English Accessories BioClip attachment (Mulch kit) Collection system Torque Specifications • Engine crankshaft bolt 50 ft/lb (67 Nm) • Deck pulley bolts 45 ft/lb (61 Nm) • Lug nuts 75 ft/lb (100 Nm) • Blade bolt 45-55 f...
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SERVICE JOURNAL English-69 Service Journal Action Delivery Service 1. Charge the battery. 2. Adjust the tire pressure of all wheels to 15 PSI (1 bar). 3. Mount the steering controls in the normal position. 4. Connect the contact box to the cable for...
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SERVICE JOURNAL 70-English After the First 5-8 Hours 1. Change engine oil. ...
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SERVICE JOURNAL English-71 Action Date, mtr reading, stamp, sign 25-Hour Service 1. Check the fuel pump’s air filter. 2. Sharpen/Replace mower blades if required. 3. Check the tire pressures. 4. Check battery with cables. 5. Lubricate according to...
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SERVICE JOURNAL 72-English Action Date, mtr reading, stamp, sign 50-Hour Service 1. Perform the 25-hour service. 2. Clean/replace the air cleaner’s filter cartridge (paper filter) (shorter intervals for dusty operating conditions). 3. Change eng...
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SERVICE JOURNAL English-73 Action Date, mtr reading, stamp, sign 100-Hour Service 1. Perform the 25-hour service. 2. Perform the 50-hour service. 3. Change the engine oil filter. 4. Clean/replace the spark plugs. 5. Replace the fuel filter. 6. Clea...
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SERVICE JOURNAL 74-English 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 se...
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SERVICE JOURNAL English-75 Action Date, mtr reading, stamp, sign At Least Once Each Year 1. Clean the engine’s cooling air intake (25 hours). 2. Replace the air cleaner’s pre-filter (foam) (300 hours). 3. Replace the air filter’s paper cartri...
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SERVICE JOURNAL 76-English Action Date, mtr reading, stamp, sign ´®z+RPh¶6%¨ ´®z+RPh¶6%¨ ...
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SERVICE JOURNAL English-77 Action Date, mtr reading, stamp, sign ...
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115 04 87-26 ´®z+RPh¶6%¨ ´®z+RPh¶6%¨ 2007-02-09 ...
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