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Husqvarna EZ4621 Lawn Mower User Manual

Contents

1. NOTE 1 SEATUNOCCUPIED 2 BRAKE SWITCH IN OFF POSI TION 3 MOTION CONTROL LEVERS OUT 4 PTO IN OFF POSITION KEY SWITCH POSITIONS SOLENOID YEL POSITION 1 OFF l RED BLK BLU YEL XEL BRAKE SW TO Kan BRN L ida ENGINE 20 AMP E RIGHT MOTION PIGTAIL CONTROL LEVER BRN MT of GRY C PUR YEL RED l WHT RED m YEL BLK WHT LEFT MOTION o PHY CONTROL LEVER E R R GRN GRN N BRN SEAT SW BLU GAN n y PUR Ge Taik J PTO SW 7 5AMP HOURMETER BLK BLK ELECTRIC 4 ACCESSORY CLUTCH N ENGINE Sik OUTLET GROUND English 66 Technical Data TECHNICAL DATA EZ4624 968999657 EZ5226 968999658 Engine Manufacturer Briggs amp Stratton Briggs amp Stratton Type Els Els Power 24hp 26 hp Lubrication Pressure with oil filter Pressure with oil filter Oil capacity excl filter 1 6 qt 1 6 qt Oil capacity incl filter 1 8 qt 1 8 qt Engine oil Synthetic Engine oil Mineral Class SAE 5W30 10W30 SAE 30 winter 10W30 API SF SJ SH SG SAE 5W30 10W30 SAE 30 winter 10W30 API SF SJ SH SG Fuel Min 86 octane unleaded Max methanol 5 max eth anol 10 Max MTBE 15 Min 86 octane unleaded Max methanol 5 max ethanol
2. e Never wear loose clothing that can get caught in moving parts e Use ear protectors to avoid damage to hearing Slope Operation Slopes are a major factor related to loss of control and tip over accidents which can result in severe injury or death Operation on all slopes requires extra caution If you cannot back up the slope or if you feel uneasy on it do not mow it e Mow up and down slopes 10 degrees maximum not across e Watch for holes ruts bumps rocks or other hidden objects Uneven terrain could overturn the machine Tall grass can hide obstacles e Choose a low ground speed so that you will not have to stop while on the slope Do not mow on wet grass Tires may lose traction e Avoid starting stopping or turning on a slope If the tires lose traction disengage the 6003 004 blades and proceed slowly straight down the Mow up and down not side to side slope Keep all movement on the slopes slow and gradual Do not make sudden changes in speed or direction which could cause the WARNING machine IG TOOVAT Do not drive up or down hills e Use extra care while operating machine with grass catchers or other attachments they can affect the stability of the machine Do not 8011 670a with slopes greater than 10 degrees And do not drive across any slopes English 1 1 SAFETY use on steep slopes e Do not try to stabilize the machine by putting your foot on the ground Do not mow
3. 114 mm in 1 4 6 4 mm increments The heights are measured from the ground up to the blade tip with the engine not running To change cutting heights move the pin on the cutting height plates to the desired height of cut IMPORTANT INFORMATION Always use the high position to transport IMPORTANT INFORMATION In order to obtain an even cutting height it is important that the air pressure in all four tires is the same 15 psi 1 bar Accessories For mulching there is a BioClip attachment available This is mounted underneath the mower deck and consists of control plates and BioClip blades 1 Foot pedal 2 Lift arm 3 Height plate Cut height pedal English 25 OPERATION Operation Read Safety Instructions section and following pages if you are unfamiliar with the machine Training Zero turn mowers are far more maneuverable than typical riding mowers due to their unique steering capabilities We suggest that this section be reviewed in its entirety prior to attempting to move the mower under its own power Additionally we suggest when first operating the mower use a reduced throttle speed and reduced ground speed by NOT moving control levers to the furthest forward or reverse positions during initial operation or until operator becomes comfortable with controls We also suggest first time users or new users to Zero Turn mowers to become familiar with the mower s movement on a hard surface such as conc
4. 8011 669 Engaging the mower deck English 32 OPERATION a straight line forward or backward respectively In order for example to turn right while moving forward move the right control towards the neutral position The rotation of the right wheel is reduced and the machine turns to the right Turning on the spot can be achieved by moving one control backward behind the neutral position and carefully moving the other steering control forward from its neutral position Operating on hills Read the Safety Instructions Driving on Slopes in the Safety Instructions WARNING Do not drive up or down hills with slopes greater than 10 degrees Do not drive across slopes e The slowest speed possible should be used before starting up or down hills e Avoid stopping or changing speed on hills e If stopping is absolutely necessary pull drive levers into the neutral position and push to the outside of the unit and engage the parking brake 8011 772 IMPORTANT INFORMATION Control levers return to neutral when released This may cause the mower to suddenly stop To restart movement release the parking brake e Pull the control levers back to the center of the mower and press forward to regain forward motion 8011 711 e Make all turns slowly Released parking brake English 33 OPERATION Mowing Tips WARNING e Observe and flag rocks and other fixed E objects to avoid collisions
5. Cleaning replacing the air filter is carried out as follows Only do so when the dust indicator is red WARNING The engine and the exhaust system become very hot during operation Risk for burns if touched Allow engine and exhaust system to cool at least two 2 minutes 1 Unfasten the two metal clamps on the sides of the air filter cover Remove the air filter cover 2 Remove the paper filter Lightly brush or use mild air pressure to clean IMPORTANT INFORMATION Do not use compressed air to clean the air filter Do not wash the paper filter Do not oil the paper filter Do not tap filter to clean this could cause damage to the sealing 3 Only remove and replace safety element after the paper filter has been replaced 3 or 4 times 4 Refit the air filter as follows Check that the seal on the bottom of the paper filter is whole Mount the safety element in the air filter housing 5 Place the paper filter over the safety element 6 Replace the cover over the air filter housing Fasten the two metal clamps making sure the cover is snapped into position 7 Push top of dust load indicator to reset it English 44 8058 005 8058 006 Inner element 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
6. Clear the lawn of stones and e Begin with a high cutting height and reduce other objects that can be thrown it until the desired mowing result is attained out by the blades The average lawn should be cut to 21 2 64 mm during the cool season and over 3 76 mm during the hot months For healthier and better looking lawns mow often after moderate growth For best cutting performance grass over 6 15 cm in height should be mowed twice Make the first cut relatively high the second to the desired height e The mowing result will be best with a high engine speed the blades rotate rapidly and low speed the rider moves slowly If the grass is not too long and dense the driving speed can be increased without negatively affecting the mowing result The finest lawns are obtained by mowing often The lawn becomes more even and the grass clippings more evenly distributed over the mown area The total time taken is not increased as a higher operating speed can be used without poor mowing results 8011 603 e Avoid mowing wet lawns The mowing result Mowing pattern is poorer because the wheels sink into the soft lawn clumps build and the grass clippings fasten under the cowling e Hose the mower deck underside with water after each use When cleaning the mower deck shall be raised into the transport position Make sure the mower is cooled and WARNING the engine is off Never drive the rider on terrain e Use compressed air
7. Replacing the Fuel Filter o 45 Checking the Fuel Pump s Air Filter 45 Checking Tire Pressures uusussuuuusn nenne 45 Checking the Parking Brake seeen 46 Checking the V belts uuuuuuuuuss nananana 46 D ck Deltion erana aeien 46 IZ SIDE me ea a a 48 Checking the Blades 0 ceeeeeeeteeeeeeeeeeeeeees 49 Adjusting the Mower Deck ceeeeeeeeeeeeee 51 Cleaning and Washing eeceeeeeeeeteeeeeees 53 Caster Wheels cecceceeeeceeeeeeeeaeeeeeeeaaeeeeees 53 Hardwares an aa aaa sive Msn mak Aadan 53 Parking brake aspa a 54 Tracking adjustment cceceeeeeeeeeeeeeeeeeeeeeees 54 LubricatiOn lt is0ssmanie essa eaaa aae anakidai 55 Lubrication Schedule uuuouuuuuss nunnan 55 Ge me ral arctan se set t NESTA esm epee Meee 55 Lubricating the Cables ceecee 56 Lubricating in Accordance with the Lubrication SCNEGUIG a an aan Aa aaa Aea essa 56 Trouble Shooting Guide cceeesseeeeeeeeeeeeeees 62 SIOrage instanssissa sinta sali cece aleta e aisa s seeesebteesteess 65 Winter Storage eia r AAEN 65 SEIVIC Garin ka E a kalun akan eas 65 Wiring diagram s ssssssssssnnnnnnnnnnnnnnnnnnnnnnnnnnnnn nn 66 Technical Data 0 ccececeeeeeeeeeeeeeeeeeeeeeeeeeeeees 67 Accessor Seaia a e a naan aS 73 Torque Specifications ceeeeeeeeeeeeeeeeeeeeeeeee 73 Conformity Certificates scececseseeeeeeeeeeeeees 74 USA
8. TO ADJUST DECK CUTTING HEIGHT in the operation section of this manual 2 Using a 3 4 wrench and a 9 16 wrench remove the nut and shoulder bolt from the anti scalp roller 3 Lower the anti scalp roller to the ground and raise it up to the next highest hole 4 Replace and tighten the nut and shoulder bolt 5 Be sure to adjust all of the anti scalp rollers to the same position 6 Be sure to readjust the anti scalp rollers if the cutting height is changed IMPORTANT INFORMATION The anti scalp rollers must not be used for gauge wheels or the roller and deck may be damaged English 52 MAINTENANCE 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 sticks Do not spray water on the top of the mower deck Use compressed air to clean the top side of mower deck Regularly clean deck and underside of the deck with normal water pressure Do not use a high pressure washer or steam cleaner Avoid spraying engine and electrical components with water 8050 092 Cleaning Use protective glasses when PA PA E cleaning and washing Do not rinse hot surfaces with cold water Let unit cool before washing Caster Wheels Check every 200 hours Check that wheels rotates freely If wheels do not rotate freely take the unit to your dealer for servi
9. The Use protective glasses for machine must not be driven with defective or maintenance work unmounted protective plates protective Z 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 machine components e Be very careful when handling battery acid 8011 515 Never drive the machine in an enclosed space Acid on skin can cause serious corrosive WARNING burns If you spill battery acid on your skin rinse immediately with water The battery contains lead and e Acid in the eyes can cause blindness lead compounds chemicals contact a doctor immediately that are considered to cause e Be careful when servicing the battery cancer birth defects and other Explosive gases form in the battery Never reproductive system damage perform maintenance on the battery when Wash your hands after smoking or near open flames or sparks e The battery can explode and cause serious injury damage 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 handling the battery English 1 4 SAFETY regularly to be sure it works properly The machine must not be driven with defective or unmounted protective plates protective cow
10. flat nosed pliers 2 Pull the filter loose from the hose ends 3 Push the new filter into the hose ends Position the filter with the FLOW arrow pointing up toward the fuel pump If necessary a soap solution can be applied to the filter ends to ease mounting 4 Move the hose clamps back toward the filter Checking the Fuel Pump s Air Filter Regularly check that the fuel pump s air filter is free from dirt Remove the screws and open the pump no hoses need be removed The filter can be cleaned with a brush if necessary Replace the filter on the console Checking Tire Pressures All four tires shall have a pressure of 15 psi 103 kPa 1 bar Fuel Filter The fuel pump s air filter Tire pressures 8011 729 8009 147 8011 564 English 4 5 MAINTENANCE Checking the Parking Brake Visually check that no damage is found on the lever links or switch belonging to the parking brake Perform a standstill test and check that there is sufficient braking action To adjust the parking brake contact the Husqvarna service workshop WARNING Faulty adjustment result in reduced braking ability and can cause an accident 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 Deck belt
11. 5 minutes before loading it too heavily USE FULL THROTTLE WHEN MOWING no choke WARNING Engine exhaust and certain vehicle components contain or emit chemicals considered to Set the engine speed cause cancer birth defects or 8011 763 other reproductive system damage The engine exhaust contains carbon monoxide which is a odorless colorless poisonous gas Do not use the machine in enclosed spaces English 30 OPERATION To start an engine with a weak battery WARNING Lead acid batteries generate explosive gases Keep sparks flame and smoking materials away from batteries Always wear eye protection then around batteries If your battery is too weak to start the engine it should be recharged See Battery in the Maintenance Section IMPORTANT INFORMATION Your mower is equipped with a 12 volt negative grounded system The other vehicle must also be a 12 volt negative grounded system Do not use your mower to start other vehicles If jumper cables are used for emergency starting follow this procedure 8011 642 To attach jumper cables Jumper cable connection e Connect each end of the RED cable to the POSITIVE terminal on each battery taking care not to short against chassis e Connect one end of the BLACK cable to the NEGATIVE terminal of the fully charged battery e Connect the other end of the
12. BLACK cable to a good CHASSIS GROUND on the mower with the discharged battery away from the fuel tank and battery To remove cables reverse order Remove BLACK cable first from chassis and then from the fully charged battery Remove RED cable last from both batteries English 3 1 OPERATION Running 1 Release the parking brake by moving the lever downward 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 the parking brake will shut off the engine 2 Move the steering controls to the neutral position N Released parking brake 8011 711 3 Select the cutting height by adjusting the cutting height pin Release latch and lower deck to set cutting height IMPORTANT INFORMATION The mower deck s anti scalp rollers should be evenly adjusted WARNING Ensure that no one is near Cut height selection mower when engaging blade switch 4 Make sure the work area is free from objects that could be thrown by the rotating blades 5 Engage the mower deck by pulling out the blade switch 6 Move throttle control to full throttle not choke 7 The machine s speed and direction are continuously variable using the two steering controls When both controls are in the neutral position the machine stands still By moving both controls an equal amount forward or backward the machine moves in
13. Careful backing up Careful going exposure to andtoes remove safety watch for other forward watch for thrown objects shields while people otherpeople engine is running KEEP HANDS AND FEET AWAY Moving sharp blades under cover English 8 SAFETY Safety Instructions These instructions are for your safety Read them carefully WARNING This symbol means that important safety instructions need to be emphasized It concerns your safety IMPORTANT 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 General Operation e Read understand and follow all instructions on the machine and in the manual before starting Do not put hands or feet near rotating parts or under the machine Keep clear of the discharge opening at all times e Only allow responsible adults who are familiar with the instructions to operate the machine e Clear the area of objects such as rocks toys wire etc which could be picked up and thrown by the blades e Be sure the area is clear of bystanders ane before operating Stop machine if anyone Read the operator s manual before starting the machine enters the area e Never carry passengers The machine is only intended for use by one person e Do not mow in reverse unless absolutely necessary Always look down and behind before and while backing e Never dire
14. DO NOT operate this machine on public roadways Towing Do not tow this machine it may cause damage to the drive system Do not tow any trailers etc with this mower They may jackknife or overturn causing damage to the mower and possible serious injury to the operator Operating This machine is constructed only for mowing grass on lawns and even ground without obstacles such as stones tree stumps etc The machine can also be used for other tasks when equipped with special accessories provided by the manufacturer Operating instructions for the accessories are provided with delivery All other types of uses are incorrect The manufacturer s directions concerning operation maintenance and repairs must be carefully followed Lawn mowers and all power equipment can be potentially dangerous if used improperly 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 familiar with the machine s special characteristics and who are also knowledgeable about the safety instructions Use only approved repair parts to maintain this machine 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 da
15. Defective spark plugs The spark plugs are loose Defective ignition cable Defective spark plug electrode Defective spark plug connection Rich fuel mixture or fuel air mixture Wrong fuel type Water in the fuel Clogged air filter Air trapped in hydraulic system TROUBLE SHOOTING GUIDE The engine seems weak The engine overheats Battery not charging The machine moves slowly unevenly or not at all Mower deck not engaging Transaxle leaks oil Clogged air filter Defective spark plugs Carburetor incorrectly adjusted Air trapped in hydraulic system 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 Air trapped in hydraulic system Poor contact with battery terminal cable connectors Parking brake on Bypass valve on pump open Drive belt for the transmission gears slack or has come off Air trapped in hydraulic system Drive belt for the mower deck has come loose Contact for the electromagnetic coupling has loosened The blade switch is faulty or has come loose from the cable contact The fuse has blown Damaged seals housing or gaskets Air trapped in hydraulic system English 63 Uneven mowing results The machine vibrates English 64 TROUBLE SHOOTING GUIDE Different a
16. Disconnect BLACK battery cable first then the RED battery cable and remove the battery from the machine 3 Rinse the battery with plain water and dry 4 Clean terminals and battery cable ends with wire brush until shiny 5 Coat terminals with grease or petroleum jelly 6 Reinstall battery Replacing battery 1 Lift Seat and rotate forward 2 Open terminal access doors 3 Using two 1 2 wrenches disconnect BLACK battery cable then RED battery cable 4 Using 7 16 wrench remove terminal guard Carefully remove the battery from the mower 6 Install new battery with terminals in the same position as the old battery 7 Reinstall terminal guard 8 First connect RED battery cable to positive battery terminal with hex bolt and hex nut 9 Connect BLACK grounding cable to negative battery terminal with remaining hex bolt and hex nut 10 Tighten securely 11 Close terminal access doors 12 Lower seat n Always use protective glasses when handling the battery IMPORTANT INFORMATION Do not attempt to open or remove caps or covers Adding or checking level of electrolyte is not necessary Always use two wrenches for the terminal screws WARNING Do not short battery terminals by allowing a wrench or any other object to contact both terminals at the same time Before connecting battery remove metal bracelets wristwatch bands rings etc Positive terminal must be connected first t
17. Install the new filter by hand turn 3 4 to one full turn after the filter gasket contacts the filter base surface 5 Re install the filter guard with the three 1 4 screws Torque screws to 65 in lbs each 6 Repeat steps on the opposite side of transaxle drive 8011 734 Changing the oil filter 8019 011 1 Filter guard removed Changing the oil filter English 59 LUBRICATION 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 left side and right side of the transaxles prior to filling with oil This will allow the transaxles to vent during oil fill 9 Remove the cap from the transaxles expansion tank located on the vehicle frame 10 Fill with 20W50 motor oil until oil just appears at the bottom of each transaxles top port approximately 2 quarts per transaxle 4 quarts total Install the top port lug into each transaxle as the oil level reaches this port 4 Filter 8019 010 11 install and tongue the top port plugs to 180 in lbs 2 Top Port Plug 12 Continue to fill the transaxles through the l ja ia 3 Filter Guard expansion tank until the Full Cold line is reached this will take approximately 23 additional ounces 4 Screws 13 Re install the expansion tank cap by
18. Saturate the precleaner with new engine oil Squeeze out all excess oil 5 Reinstall the precleaner over the paper element and secure with the latch 6 Close and latch the door Service Paper Element Check the paper element every 50 hours of operation more often under extremely dusty or dirty conditions Clean or replace the element as necessary Replace the air cleaner element annually or every 100 hours 1 Open the door on the blower housing to access the air cleaner element 2 Unhook the latch and remove the air cleaner element and precleaner if equipped 3 Remove the precleaner if so equipped from the paper element Service the precleaner as described in Precleaner Service 4 Gently tap the paper element to dislodge dirt Do not wash the paper element or use pressurized air as this will damage the element Replace a dirty bent or damaged element with a new one Handle the new element carefully do not use if the sealing surfaces are bent or damaged 5 Clean the air cleaner base as required and check condition 6 Reinstall the precleaner if equipped over the paper air cleaner element and install on the base Secure with the latch 7 Close and latch the door English 43 MAINTENANCE 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
19. To replace deck belt Deck belt removal e Park on a level surface Apply park brake e Lower the deck into the lowest cutting position e Using a ratchet with a 9 16 socket on the spring idler bolt to relieve the tension on the belt e Remove screws from both the left and right belt shields and remove shields e Remove any dirt or grass that may have accumulated around the cutter housings and entire deck surface e Carefully roll the belt over the top of the cutter housing pulleys e Remove the belt from around the electric clutch on the engine shaft e The belt can now be removed English 46 8011 711 The parking brake in the disengaged position IMPORTANT INFORMATION The machine must be absolutely standing still when applying the parking brake 8011 622 The parking brake in the disengaged position MAINTENANCE 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 rest of the belt through the IZT Integraded Zeroturn Transaxle support and up onto the deck Starting on the right hand side of the deck wrap the belt around the large right side idler right cutter housing pulley small center idler center pulley left side pulley and then around the large left side idler The belt will be loose at this point Using a ratchet with a 9 16
20. in handling gasoline Gasoline is extremely flammable and the vapors are explosive e Extinguish all cigarettes cigars pipes and other sources of ignition e Use only approved gasoline container e Never remove gas cap or add fuel with the engine running Allow engine to cool at least two 2 minutes before refueling e Never fuel the machine indoors e Never store the machine or fuel container where there is an open flame spark or pilot light such as on a water heater or other appliances Before you begin refueling minimize the risk of static electricity by touching a metal surface e Never fill containers inside a vehicle or on a truck or trailer bed with plastic liner Always place containers on the ground away from your vehicle when filling e 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 8011 516 Never fill the fuel tank indoors than from a gasoline dispenser nozzle WARNING e Keep the nozzle in contact with the rim of the The engine and the exhaust fuel tank or container opening at all times until system become very hot fueling is complete Do not use a nozzle lock during operation open device N e If fuel is spilled on clothing change clothing Risk for burns if touched immediately Allow engine and exhaust e Never overfill fuel tank Replace gas cap and system to cool at least
21. max ethanol 10 Max MTBE 15 Fuel tank capacity 5 gallon Spark plugs gap NGK BPR4ES 030 0 75 mm Cooling Air cooling Air filter Standard Alternator 12V 16A Starter Electric 12V Transmission Transmission ZT2800 Hydro Gear Speed and direction controls Duel levers foam gripped Speed forward 7 mph Speed reverse 4 mph Brakes Mechanical parking brake Front caster tires smooth tread 11x4 5 5 4 ply Rear tires Turf pneumatic 18x9 5 8 Tire pressure front and rear 15 PSI 103 kPa 1 bar English 7 1 TECHNICAL DATA EZ5224 968999699 Eguipment Cutting width 52 Cutting height 1 5 4 5 Uncut circle 0 Number of blades 3 Blade length 18 Nose rollers Yes Michigan Seat Standard Hinged armrests Yes Hour meter Standard Blade engagement Electric clutch Deck construction 11 gauge w 10 gauge skirts Productivity Productivity Overall dimensions Weight 660 Ibs Base machine length fo Base machine width 45 Base machine height 40 Overall width chute up 53 Overall width chute down English 2 66 CONFORMITY CERTIFICATES Conformity Certificates USA requirements Labels are placed on the engine and or in the engine compartment stating that the mac
22. requirements ccceeeeeeceeeeeeceeeeeeeaaee ees 74 Service Journal ooooouuuinna minnan annan annan aaaanen 75 Delivery Service ccuuuumumsm nannaa nannaa eanet 75 After the First 5 8 Hours eceeeeeeeeeeeeeeeeees 76 25 HOUr SEIVICe aen anaana nnion 77 5O HOUr Service en eienen aaaaaea 78 100 Hour Service uuuuouuuumn mannna ennnen annan 79 300 Hour Service uuumum nnam nananana a 80 At Least Once Each Year accenn 81 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 Congratulations Thank you for purchasing a Husqvarna ride on mower This machine is built for superior efficiency to rapidly mow primarily large ar
23. sure the fuel cap is properly tightened and the cap gasket is not damaged 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 allowed WARNING Gasoline is highly flammable Observe caution and fill the tank outdoors see the safety instruction WARNING The engine and the exhaust system become very hot during operation Risk for burns if touched Allow engine and exhaust system to cool at least two 2 minutes before refueling 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 8011 761 Fuel tank 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 damage 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
24. the cutting deck from front to rear see diagram 4 Lower the deck onto the 2 x 4 s The rear of the deck is approximately 1 4 deeper than the front This gives the deck a proper pitch front to back when lowered onto the 2 x 4 guides 5 Set cutting height to 4 6 Adjust the four lower chain bolts so that they are centered in the oblong slots 7 Move the lifting lever and check that all the chains are equally tensioned If they are not adjust the appropriate lower chain bolt in its slot Adjusting Cutting Height 1 Raise and secure the deck height lever to the 8011 601 transport position 4 1 2 Leveling the mower deck 2 Position blade tip so it is straight forward 3 Measure from the cutting edge of the blades to a flat level surface The distance should be 4 1 2 114 mm 4 Drop and secure the lever at for example the 2 cutting height Measure as above The distance should be 2 50 mm English 5 1 MAINTENANCE To 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 es o o IMPORTANT INFORMATION J Adjust Anti scalp rollers with the mower onaflatlevel surface CZ 9 Anti scalp roller 1 Adjust the deck to the desired cutting height see
25. to clean top surface of the deck Avoid flooding water on top that slopes more than 10 degrees surface engine and electrical components e When the mulching kit is used it is important Mow slopes up and down never side to side Avoid sudden that the mowing interval is frequent directional changes Stopping the Engine English 34 OPERATION 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 plugs fouling 1 Disengage the mower deck by depressing the blade switch 2 Raise the mower deck by depressing the pedal forward to the transport position 3 When the machine is standing still activate the parking brake by pulling the lever upward 4 Move the throttle to the minimum position tortoise symbol Turn the ignition key to the stop position 5 Move the steering controls outward 6 Remove key Always remove key when leaving the mower to prevent unauthorized use IMPORTANT INFORMATION Leaving the ignition switch in any other position than OFF will cause the battery to be discharged Disengage the mower deck Raise the mower deck 8011 668 8011 718 2 English 35 OPERATION Moving by Hand WARNING No adjustments or maintenance to be carried out unless the engine stopped theignition key removed the parking b
26. 0 Ibs Base machine length 72 72 Base machine width 42 45 Base machine height 40 40 Overall width chute up 48 53 Overall width chute down 56 66 English 68 Technical Data TECHNICAL DATA EZ4220 968999692 EZ4822 968999696 Engine Manufacturer Kohler Kohler Type Courage Twin Courage Twin Power 20 hp 22 hp Lubrication Pressure with oil filter Pressure with oil filter Engine oil Synthetic Engine oil Mineral Class SAE 5W30 10W30 SAE 30 winter 10w30 API SF SJ SH SG SAE 5W30 10W30 SAE 30 winter 10W30 API SF SJ SH SG Fuel Min 86 octane unleaded Max methanol 5 max ethanol 10 Max MTBE 15 Min 86 octane unleaded Max methanol 5 max ethanol 10 Max MTBE 15 Fuel tank capacity 4 5 gallon 17 liters 4 5 gallon 17 liters Spark plugs gap NGK BPR4ES 030 0 75 mm NGK BPR4ES 030 0 75 mm Cooling Air cooling Air cooling Air filter Standard Standard Alternator 12V 16A 12V 16A Starter Electric 12V Electric 12V Transmission Transmission ZT2800 Hydro Gear ZT2800 Hydo Gear Speed and direction controls Duel levers foam gripped Duel levers foam gripped Speed forward 7 mph 7mph Speed reverse 4 mph 4mph Brakes Mechanical parking brake Mechanical parking brake Front caster t
27. 10 Max MTBE 15 Fuel tank capacity 5 gallon 5 gallon Spark plugs gap NGK BPR4ES 030 0 75 mm NGK BPR4ES 030 0 75 mm Cooling Air cooling Air cooling Air filter Standard Standard Alternator 12V 16A 12V 16A Starter Electric 12V Electric 12V Transmission Transmission ZT2800 Hydro Gear Zt2800 Hydo Gear Speed and direction controls Duel levers foam gripped Duel levers foam gripped Speed forward 7 mph 7 mph Speed reverse 4 mph 4 mph Brakes Mechanical parking brake Mechanical parking brake Front caster tires smooth tread 11x4 5 5 4 ply 11x4 5 5 4 ply Rear tires Turf pneumatic 18 X 9 5 8 18x7 5 8 Tire pressure front and rear 15 PSI 103 kPa 1 bar 15 PSI 103 kPa 1 bar English 67 Technical Data TECHNICAL DATA EZ4624 968999657 EZ5226 968999658 Engine Manufacturer Briggs amp Stratton Briggs amp Stratton Type Els Els Power 24hp 26 hp Lubrication Pressure with oil filter Pressure with oil filter Oil capacity excl filter 1 6gt 1 6 qt Oil capacity incl filter 1 8 qt 1 8 qt Engine oil Synthetic Engine oil Mineral Class SAE 5W30 10W30 SAE 30 winter 10W30 API SF SJ SH SG SAE 5W30 10W30 SAE 30 winter 10W30 API SF SJ SH SG Fuel Min 86 octane unleaded Max m
28. Clean Change the spark plugs 100 hours Change the fuel filter 100 hours SERVICE JOURNAL Action Date mtr reading stamp sign Part No 539 131329Rir 07 02 07
29. MPORTANT INFORMATION Please see the manual of the engine 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 disrupting operation For this reason it is important to replace the air filter regularly see the heading Maintenance Schedule for the proper service interval Cleaning replacing the air filter is carried out as follows manufacturer for any additional instructions including safety instructions WARNING The engine and the exhaust system become very hot during operation Risk for burns if touched Allow engine and exhaust system to cool at least two 2 minutes 1 Remove the air filter cowling 2 Remove the filter cartridge Removefiit r 8058 001 3 Remove the foam filter pre cleaner Clean the foam filter with liquid detergent and water Squeeze dry in a clean cloth Saturate with engine oil and squeeze it inside a clean absorbent cloth 4 Tap the paper filter against a fixed surface to remove dust If the paper filter is still dirty it must be replaced IMPORTANT INFORMATION Do not used compressed air to clean the air filter Do not wash the paper filter Do not oil the paper filter Wipe clean the inside of air filter housing Refit the foam filter pre filter 8058 002 Mount the filter in the air filter housing Install filter Replace the cowling over the air filter hous
30. O perator s Manual EZ 4621 968999657 EZ5226 968999658 EZ 4220 968999692 EZ4822 968999696 EZ 6124 968999699 Please read the operator s manual carefully and make sure you understand the instructions before using the machine Os English OPERATOR S MANUAL Contents CONtentSi oisiss vessaa eceetie et aasia SAKSIA N vekn aa 1 introduction sasaaa 3 Congratulations cceeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeees 3 Generals espa te ae es a es 3 Driving and Transport on Public Roads 3 TOWING iriiri east vavan hee chav a igelv ied 3 Operating Aes etrean ea Aant era a AEEA tates 3 Good S IVICE aaan RRES eeeeist 4 Manufacturing Number seeen 4 Symbols and Decals cccccceeeeeeeeeeeeeeeeeeeeeeeees 5 Safety INStructiOns ccceceeeeeeeeeeeeeeeeeeeeeeeeees 7 General Operation 0 cceeeeeeeeeeeeeeeeeeeeeeeeeees 7 Personal Safety Equipment eeeeeeeeeees 9 Slope Operation cccececceeeeeeeeeeeeeeeeeeeeeeeneees 9 ale EEO ARE sas i deere tees kinen mania 10 Maintenance oant son neissa 11 TRANS POM saostus de cet ate KEITIN EA EN n etee Ait 14 Customer responsibilities uuuousnnnnnnn 15 CONtIOINS oao sein seelaa Heh aerae 16 Control Locations coooouuunsn nananana 16 1 Parking Brake uuooouusoss ennnen nnneeen 17 2 Motion Control Levers eeen 17 3 Fuel Shut Off Valve ooosiiii ninen 18 4 Seat adjustment knobs ooouuo
31. additional information Never use engine or carburetor cleaners in the fuel tank or permanent damage may occur English 2 1 CONTROLS 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 guard e Raise the deck into the highest cutting position e Pull the IZT bypass linkages out and into the slots and release so that it is held in the bypass position e To reengage the IZT s to drive reverse the above procedure 7 Fuses The fuses are located in a holder at the right hand side of the battery compartment They are flat pin fuses of the same type used in automobiles There are two fuses Fuse ratings and functions e 20 A Primary fuse 7 5 A Mower deck coupling English 22 CZ10 2 1 IZT Bypass linkage Bypasslinkages CZ12 1 Head outside of rear deck 2 IZT Bypass linkage in bypass position 8011 483 Fuses CONTROLS 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 come on and shut off automatically The hour meter can not be manually reset 9 Choke Control The choke control is used for cold starts in order to provide the engine with a richer fuel mixture Fo
32. and gashes Wrap the blades or use protective gloves when handling them Check the parking brake s functionality regularly Adjust and service as necessary The mulch blades should only be used in familiar areas when higher quality mowing is Do not smoke when performing maintenance on the 6003 009 battery The battery can explode and cause serious injury damage Risk of sparking 8009 728 English 15 SAFETY desired 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 Regularly clean deck and underside of deck avoid spraying engine and electrical components with water Transport 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 Use an approved trailer to transport the machine Activate the parking brake turn off the fuel supply and fasten the machine with approved fastening devices such as bands chains or straps when transporting Do not operate this machine on public roadways Check and abide by local traffic regulations before transporting the machine on any road Do not tow this machine it may cause damage to the drive system Do not tow any trailers etc with this mower They may jackknife or overturn causing damage to the mower and possibly serious injury to the operator Load the unit
33. be necessary to repeat Steps 2 and 3 until all the air is completely purged from the system When the transaxle operates at normal noise levels and moves smoothly forward and reverse at tnormal speeds then the transaxle is considered purged 5 After the vehicle has been used two times the oil level should be checked while the oil is cold and adjusted accordingly English 6 1 TROUBLE SHOOTING GUIDE Trouble Shooting Guide Problem Cause The engine will not start The starter does not turn the engine over The engine runs rough English 62 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 carburetor or fuel line The fuel supply is closed or the shut off valve for the fuel tank is in the wrong position Clogged fuel filter or fuel line Dead battery Poor contacts on the battery terminal cable connections Fuse blown Ignition system faulty Fault in the starter safety circuit See Checking the Safety System in the Maintenance Section Faulty carburetor The choke control is pulled out with a warm engine Defective valves Defective piston cylinder piston ring or cylinder head seal The cylinder head bolts are loose Clogged fuel filter or jet Clogged ventilation valve on the fuel cap Fuel tank nearly empty
34. ce IMPORTANT INFORMATION DO NOT add any type of tire liner or foam fill material to the tires Excessive loads created by foam filled tires will cause premature failures Only use O E M specified tires Foam filled tires or solid tires will void the warranty 8058 010 Removal and installation of caster wheel 1 Nut Remove nut and caster bolt 2 Bolt Pull the wheel out of the fork and take care of the 3 Sleeve sleeve Caster wheels Install in reverse order Tighten caster bolt Hardware Check daily Inspect the entire machine for loose or missing hardware English 53 MAINTENANCE Parking brake To adjust parking brake Jack up unit and support properly with jack stands Allow clearance to work at rear transaxles Before making any adjustments Set park brake Measure the distance between the rod swivel pin and the brake arm washer With the brake engaged there should be a gap of 1 8 to 1 2 3 mm to 13 mm between the swivel pin and the brake arm washer If measurement is out of range adjust as follows Disengage park brake lever Remove retaining clip and remove brake arm by pulling horizontally from the IZT splined shaft Rotate brake arm on spline rearward to increase brake tension Rotate the brake arm one spline forward to decrease brake arm tension Reinstall the retaining clip and recheck gap between rod swivel pin and brake rod washer Repeat the procedure on the other IZT Track
35. ck The dipstick markings 8009 159 LUBRICATION 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 clean engine oil onto the seal for the new filter 4 Mount the filter by hand with 3 4 turn 5 Run the engine warm then check that there are no leaks around the oil filter seal 6 Check the oil level in the engine fill if necessary The oil filter holds 0 1 qt 0 1 liters of oil Transaxle Transmission Fluid Change This transaxle is designed with an external filter for ease of maintenance To ensure constant fluid quality levels and longer life an oil filter change interval of every 200 hours is recommended The following procedure can be performed with the transaxles installed in the vehicle and the vehicle on level ground Apply the bypass valve for each transaxle and lock the vehicle parking brake 1 Remove the three 1 4 filter guard screws and filter guard Clean any loose debris from around the perimeter of the filter See illustrations 2 Place an oil drain pan 12 or more diameter and 8 qt capacity is optimal beneath the oil filter Remove the oil filter from the transaxle 3 After the oil has drained wipe the filter base surface off and apply a film of new oil to the gasket of the new replacement filter 4
36. ck by pulling the lifting lever backward to the locked position transport position Activate the parking brake Disengage the mower blades by depressing the blade switch 8011 718 Start conditions 8011 718 2 Raise the mower deck 8011 668 Depress the control for disengaging the mower deck English 2 7 OPERATION 5 Move the steering controls outward to the locked outer neutral position 6 Move the throttle to the middle position 7 If the engine is cold the choke control should be pulled out to its extents English 28 8011 724 Steering controls in the outward locked neutral position Set the throttle Set the choke control 8011 763 8011 756 OPERATION 8 Open the fuel shut off valve 9 Press in and turn the ignition key to the start position 10 When the engine starts immediately release the ignition key back to the run position IMPORTANT INFORMATION Do not run the starter for more than 5 seconds each time If the engine does not start wait about 10 seconds before retrying Open the fuel shut off valve Turn to the start position Return to run position 8050 780 8050 781 English 29 OPERATION 11 Press the choke control in gradually when the engine has started 8011 756 Gradually press in the choke control 12 Set the desired engine speed with the throttle Allow the engine to run at a moderate speed ha throttle for 3
37. ct discharged material toward anyone Avoid discharging material against a wall or obstruction Material may ricochet back toward the operator Stop the blades when crossing gravel surfaces e Do not operate machine without the entire grass catcher discharge guard or other safety devices in place and working e Slow down before turning e Never leave a running machine unattended Always turn off blades set parking brake 8011 513 Clear the area of objects before mowing English 9 SAFETY stop engine and remove keys before dismounting 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 machine only in daylight or good artificial light Do not operate the machine while under the influence of alcohol or drugs Watch for traffic when operating near or crossing roadways Use extra care when loading or unloading the machine into a trailer or truck Always wear eye protection when operating machine Data indicates that operators age 60 years and above are involved in a large percentage of riding mower related injuries These operators should evaluate their ability to operate the riding mower safely enough to protect themselves and others from serious injury Follow the manufacturers recommendation for wheel weights or counterweights Anyone who operates this machin
38. ctive working order by the operator A spark arrester for the muffler is available through your authorized Husqvarna dealer English 1 7 CONTROLS Controls This operator s manual describes the Husqvarna Zero Turn Rider The rider is fitted with either a Briggs amp Stratton or Kohler four stroke overhead valve engine developing 20 26 horse power Transmission from the engine is made via two belt driven hydraulic pumps which in turn drive a hydraulic motor for each drive wheel Using the left and right steering controls the flow is regulated and thereby the direction and speed Zero Turn Rider Control Locations imate 8011 769 2 Page Page Te Parking brake sist lit ends mustaakin E As sift MEUSOS ances tet Ea E a A EEA 20 2 Motion control levers acsee 16 8 02 HOUE ME ea ta RE Natisiseahenmtm 21 3 Fuel shut off valve coooooooooiii nananana 18 9 Choke COntrol eee aea enp 21 4 Seat adjustment bolts ee eeeeeeeeeeeeeeeeeeee 18 10 Ignition SWitCh cece cette ee seen eeeeeeanee eres 21 5 Fuel tank Capman sim yv sen 19 11 Throttle control ccc see ee 22 6 By pass linkage cc ceeeeeeneeeeeeeeeeeeeeeaaeeeeees 19 12 Blade SWItCh ooouooss nona naa annan a aa anaanen 22 13 Cutting height pedal a se 23 English 1 8 CONTROLS 1 Parking Brake IMPORTANT INFORMATION The machine must stand absolutely still when applying the parking brake Al
39. de molybdenum disulfide grease For daily use the machine should be lubricated twice weekly Wipe away excess grease after lubrication It is important to avoid getting lubricant on the belts or the drive surfaces on the belt pulleys Should this happen attempt to clean them with spirits If the belt continues to slip after cleaning it must be replaced Gasoline or other petroleum products must not be used to clean belts English 55 LUBRICATION 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 are not lubricated regularly If a cable binds it can disrupt operation If a cable binds remove the cable and hang it vertically Lubricate it with light engine oil until the oil begins to escape from the bottom Tip Fill a small plastic bag with oil and tape it so that it seals against the sheath and allow the cable to hang vertically from the bag overnight If you do not succeed in lubricating the cable it must be replaced Lubricating in Accordance with the Lubrication Schedule 1 Front Wheel Mount Lubricate with a grease gun one zerk for each wheel mount until the grease is forced out Use only good quality bearing grease Grease from well known brand names petrochemical companies etc usually maintains a good quality 2 Front Wheel Bearings Lub
40. e must first read and understand this Operation Manual Local laws may regulate the age of the user Keep machine free of grass leaves or other debris buildup which can touch hot exhaust engine part and burn Do not allow the mower deck to plow leaves or other debris which can cause buildup to occur Clean any oil or fuel spillage before operating or storing the machine Allow machine to cool before storage English 1 0 8011 520 Never take passengers WARNING Engine exhaust and certain vehicle components contain or emit chemicals considered to cause cancer birth defects or other reproductive system damage The engine exhaust contains carbon monoxide which is a odorless colorless poisonous gas Do not use the machine in enclosed spaces SAFETY Personal Safety Equipment WARNING When using the machine approved personal protective equipment shown in illustrations shall 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 e Make sure that you have first aid equipment close at hand when using the machine e Never use the machine when barefoot e Always wear protective shoes or boots preferably with steel toe caps e Always wear approved protective glasses e ora full visor when assembling or driving e Always wear gloves when handling the e blades
41. eas A control panel easily accessible to the operator and a hydrostatic transmission regulated by steering controls both contribute to the machine s performance This manual is a valuable document Read the contents carefully before using or servicing the machine The following of instructions use service maintenance etc by all who operate this machine is important for the safety of the operator and others It can also considerably increase the life span of the machine and 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 provides a Service Journal Ensure that service and repair work are documented A well kept service journal reduces service costs for the maintenance and affects the machine s resale value Please contact your dealer for more information Take the operator s manual along when the machine is taken to your dealer 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 require 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
42. eck Check the engine valve clearance Perform the 300 hour service Lubricate according to Lubrication Schedule Check transaxle oil at reservoir Change transaxle oil amp filter 200 hours 1 First change after 5 8 hours When operating with a heavy load or at high ambient temperatures replace every 50 hours In dusty conditions cleaning and replacement are required more often 3 For daily use the machine should be lubricated twice weekly Performed by authorized service workshop O Described in this manual O Not described in this manual WARNING Before performing any service or adjustment checklist Engage the parking brake Place the Blade switch in the disengaged position Turn the ignition switch to OFF position and remove the key Make sure the blades and all moving parts have completely stopped Disconnect the spark plug wire from all spark plugs and place the wire where it cannot come in contact with the plug English 38 MAINTENANCE 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 terminals clean Keep battery bolts tight Recharge at 6 10 amperes for 1 hour To clean battery and terminals Corrosion and dirt on the battery and terminals can cause the battery to leak power 1 Open the terminal access doors 2
43. ed by authorized service workshop O Described in this manual O Not described in this manual Weekly At Maintenance interval maintenance mainte least in hours 25 50 100 300 English 3 7 Check the parking brake Check the engine s oil level every refueling Check the safety system Check for fuel and oil leakages Check clean the engine s cooling air intake Check the mower deck Check hardware screws nuts etc Clean under the mower deck Start the engine and blades listen for unusual sounds Check for damage Thoroughly clean around the engine Clean around belts belt pulleys etc Check the tire pressures Check battery Sharpen Replace mower blades Check the fuel pump s air filter 2 Clean the engine s cooling air intake 9 Clean the air cleaner s pre filter 9 foam Clean the air cleaner s filter cartridge paper filter Check adjust the parking brake Inspect muffler Spark arrester MAINTENANCE Weekly At Maintenance interval maintenance mainte least in hours Maintenance Page Before Atter 2 100 300 5 50 Check adjust throttle and choke cables Check the condition of belts belt pulleys etc Change the engine oil Replace the engine oil filter Clean replace the spark plugs Replace the fuel filter Replace the air filter paper filter 2 Check the caster wheels every 200 hours Clean the cooling fins 2 Replace the air cleaner s pre filter 2 foam Check adjust the mower d
44. elt IZT belt 1 Spring loaded idler pulley 2 Fixed idler pulley 3 Engine 4 IZT belt 5 Left drive pulley 6 Right drive pulley 7 Square hole IZT belt routing 8058 008 8058 009 MAINTENANCE Checking the Blades In order to attain the best mowing effect it is important that the blades are well sharpened and not damaged WARNING Blades are sharp Protect your hands with gloves and or wrap blades with a heavy cloth when handling 8011 604 Check the blades Bent or cracked blades or blades with large nicks should be replaced Damaged blades 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 Balance the blades after sharpening Check the blade mounts IMPORTANT INFORMATION The sharpening of blades should be carried out by an authorized service workshop Damaged blades 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 English 49 MAINTENANCE Blade replacement WARNING Blades are sharp Protect your hands with gloves and or wrap blades with a heavy cloth when handling e Remove blade bolt by turning counterclockwise 8011 671 1 Blade IMPORTANT INFORMATION 2 Center hole To ensure proper assembly center hole in 3 Star blade must al
45. er s seat 4 The parking brake is on Make daily inspections to ensure that the safety system works by attempting to start the engine when one of the conditions is not met Change the conditions and try again If the machine starts when one of these conditions is not met turn the machine off and repair the safety system before using the machine again Make sure the engine stops when the park brake is not engaged and the operator leaves the seated position Check that the engine stops if the mower blades are engaged and the driver temporarily moves off the drivers seat English 40 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 D 8011 718 Conditions for starting IMPORTANT INFORMATION In order to be able to drive the driver must sitin the seatand release the parking brake before the steering controls can be moved into the neutral position otherwise the engine will stop 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 The cooling air intakes ro
46. ethanol 5 max eth anol 10 Max MTBE 15 Min 86 octane unleaded Max methanol 5 max ethanol 10 Max MTBE 15 Fuel tank capacity 5 gallon 5 gallon Spark plugs gap NGK BPR4ES 030 0 75 mm NGK BPR4ES 030 0 75 mm Cooling Air cooling Air cooling Air filter Standard Standard Alternator 12V 16A 12V 16A Starter Electric 12V Electric 12V Transmission Transmission ZT2800 Hydro Gear Zt2800 Hydo Gear Speed and direction controls Duel levers foam gripped Duel levers foam gripped Speed forward 7 mph 7 mph Speed reverse 4 mph 4 mph Brakes Mechanical parking brake Mechanical parking brake Front caster tires smooth tread 11x4 5 5 4 ply 11x4 5 5 4 ply Rear tires Turf pneumatic 18 X 9 5 8 18x7 5 8 Tire pressure front and rear 15 PSI 103 kPa 1 bar 15 PSI 103 kPa 1 bar English 67 TECHNICAL DATA EZ4624 968999657 EZ5226 968999658 Equipment Cutting width 46 52 Cutting height 1 5 4 5 1 5 4 5 Uncut circle 0 0 Number of blades 3 2 Blade length 22 876 18 Nose rollers Yes Yes Michigan Seat Standard Standard Hinged armrests Yes Yes Hour meter Standard Standard Blade engagement Electric clutch Electric clutch Deck construction 11 gauge w 10 gauge skirts Overall dimensions Weight 580 Ibs 66
47. hand Be Changing the oil filter careful to not overtighten 14 Proceed to the purge procedure 8019 012 1 Expansion Tank 2 Cap 3 Transaxles Expansion Tank English 60 LUBRICATION 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 has been opened to facilitate maintenance or any additional oil has been added to the system The resulting symptoms in hydrostatic systems may be 1 Noisy operation 2 Lack of power or drive after short term operation 3 High operation temperature and excessive expansion of oil Before starting make sure the transaxle is at the proper oil level If it is not fill to the specifications outlined earlier The following procedures are best performed with the vehicle drive wheels off the ground Then repeated under normal operating conditions 1 Disengage the brake if activated 2 With the bypass valve open and the engine running at fast idle slowly move the directional control in both forward and reverse directions 5 or 6 times As air is purged from the unit the oil level will drop 3 With the bypass valve closed and the engine running slowly move the directional control in both forward and reverse directions 5 to 6 times Check the oil level and add oil as required after stopping the engine 4 It may
48. hine will fulfill the requirements This is also applicable to special requirements for any of the states Californian emission rules etc Do not remove any of these labels Certificates can also be supplied with the machine at delivery or written in the Engine manual Take care of them as they are valuable documents CE requirements Vibration data corresponding to Directive 2002 44 EC is given in the Technical Data Section The Declaration of Conformity is included in the literature packet English 74 SERVICE JOURNAL Service Journal Action Date mtr reading stamp sign 1 2 3 4 3 O 92 N 2 9 O 12 13 14 15 Delivery Service Charge the battery Adjust the tire pressure of all wheels to 15 PSI 1 bar Mount the steering controls in the normal position Connect the contact box to the cable for the seat s safety switch Check that the right amount of oil is in the engine Adjust the position of the steering controls Fill with fuel and open the fuel shut off valve Start the engine Check that there is drive to both wheels Check the mower deck adjustment Check The safety switch for the parking brake The safety switch for the mower deck The safety switch in the seat The safety switch in the steering controls Parking brake functionality Driving forward Driving backward Engaging the blades Check the idle speed Check the engine high idle speed Inform the cu
49. ign with star on cutter 4 Cutter housing housing 5 Blade bolt special Blade attachment principal e Install new or re sharpened blade with stamped GRASS SIDE facing towards ground grass down or THIS SIDE UP facing deck and cutter housing e Install and tighten blade bolt securely e Torque blade bolt to 45 55 ft lbs 60 75 Nm IMPORTANT INFORMATION Special blade bolt is heat treated Replace with a Husqvarna bolt if required Do not use lower grade hardware than specified English 50 MAINTENANCE Adjusting the Mower Deck WARNING Before performing any service or adjustment checklist 1 Engage the parking brake Place the Blade switch in the disengaged position Turn ignition switch to OFF position and remove the key Make sure the blades and all moving parts have completely stopped Disconnect the spark plug wire from all spark plugs and place the wire where it cannot come in contact with the plug Check the tire pressure before adjustment of the mover deck refer to page 44 Faulty mower deck adjustment will cause uneven mowing result WARNING Eevellng Blades are sharp Protect your 1 Position the mower on a level preferably concrete hands with gloves and or wrap Hideo blades with a heavy cloth when 2 Check the pressure in all four tires See Technical handling Data on page 66 on page 3 Raise the mower on lengths of 2 x 4 placed edgewise under
50. ing o NOJ English 4 2 MAINTENANCE Replacing the Air Filter Kohler Engine These engines are equipped with a replaceable high density paper air cleaner element Some engines are also equipped with an oiled foam precleaner which surrounds the paper element Two different capacity air cleaner systems are available Check the air cleaner daily or before starting the engine Check for a buildup of dirt and debris around the air cleaner system Keep this area clean Also check for loose or damaged components Replace all bent or damaged air cleaner components IMPORTANT INFORMATION Operating the engine with loose or damaged air cleaner components could allow unfiltered air into the engine causing premature wear and failure Servicing Precleaner If so equipped wash and re oil the precleaner every 25 hours of operation more often under extremely dusty or dirty conditions Replace the precleaner annually or every 100 hours 1 Open the door on the blower housing to access the air cleaner element and precleaner 2 Unhook the latch and remove the precleaner from the air cleaner element or remove as an assembly for servicing Make sure the base and the sealing area is clean before reassembly is performed 3 Wash the precleaner in warm water with detergent Rinse the precleaner thoroughly until all traces of detergent are eliminated Squeeze out excess water do not wring Allow the precleaner to air dry 4
51. ing 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 checked on a flat and level concrete or blacktop surface Mower is tracking to the right Increase the air pressure 2 3 psi 0 1 0 2 bar in the right rear tire or decrease the air pressure 2 3 psi in the left rear tire Mower is tracking to the left Increase the air pressure 2 3 psi 0 1 0 2 bar in the left rear tire or decrease the air pressure 2 3 psi in the right rear tire Recheck tracking and keep making adjustments with the tire pressure until the unit tracks straight DO NOT exceed maximum recommended tire pressure 24 psi 1 6 bar Record the tire pressure for future reference English 54 1 Gap 1 8 to 1 2 between swivel and washer 2 Retaining clip 3 Brake arm Parkbrake 8058 011 LUBRICATION Lubrication Lubrication Schedule mn mn m Di 2x Y 8011 672 2 12 12 Every yeah Lubricate with grease gun W Lubricate with oil can 1 52 Every Week Oil change Y Level check 1 365 Every day Filter change Change transaxles transmission filters 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 otherwise stated use a high gra
52. ing the controls outward they can be adjusted WARNING The machine can turn very rapidly if one steering control is moved much further forward than the other Parking brake not activated 8011 711 8011 789 1 Forward 2 Neutral 3 Neutral slot Neutral lock 4 Reverse Fuel shut off valve in OFF position 8011 7912 English 19 CONTROLS 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 the unit still does not track straight contact your Husqvarna workshop for adjustments 3 Fuel Shut Off Valve The fuel shut off valve is located under the fuel tank The valve has two positions ON and OFF Fuel shut off valve in OFF position 4 Seat adjustment bolts With the machine off remove the two bolts holding the seat pan down and flip the seat forward The seat can be adjusted lengthways When making adjustments loosen the four bolts under the seat pan after which the seat can be moved backward or forward Once the seat is adjusted to your liking Flip the seat back down and re bolt the seat pan to the frame Lengthways adjustment English 20 CONTROLS 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
53. ir 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 blunt Driving speed too high The grass is too long Grass collected under the mower deck The blades are loose The blades are incorrectly balanced The engine is loose 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 acceptable option as regards to the sticky residues that can occur during storage Add stabilizer to the fuel in the tank or in the storage container Always use the mixing ratios specified by the manufacturer of the stabilizer Run the engine for at least 10 minutes after adding the stabilizer so that it reaches the carburetor Do not empty the fuel tank and the carburetor if you have added stabilizer WARNING Never store an engine with fuel in the tank indoors or in poorly ventilated spaces where fuel vapor can come in contact with open flames sparks or a pilot light such as in a boiler hot water tank clothes drier etc Handle the fuel with care It is very flammable and can cause serious personal injury and property damage Drain the fuel into a
54. ires smooth tread 11x4 5 5 4 ply 11x4 5 5 4 ply Rear tires Turf pneumatic 18x8 5 8 18x9 5 8 Tire pressure front and rear 15 PSI 103 kPa 1 bar 15 PSI 103 kPa 1 bar English 69 EZ 4220 968999969 EZ4822 968999696 Equipment TECHNICAL DATA Cutting width 42 48 Cutting height 1 5 4 5 1 5 4 5 Uncut circle 0 0 Number of blades 3 3 Blade length 14 625 16 25 Nose rollers Yes Yes Michigan Seat Standard Standard Hinged armrests Yes Yes Hour meter Standard Standard Blade engagement Electric clutch Electric clutch Deck construction 11 gauge w 10 gauge skirts 11 gauge w 10 gauge skirts Overall dimensions Weight 625 lbs 605 lbs Base machine length 72 72 Base machine width 42 45 Base machine height 40 40 Overall width chute up 43 50 Overall width chute down 56 63 English 70 TECHNICAL DATA Technical Data EZ5224 968999699 Engine Manufacturer Kohler Type Courage Power 24 hp Lubrication Pressure with oil filter Oil capacity excl filter Oil capacity incl filter Engine oil Synthetic Engine oil Mineral Class SAE 5W30 10W30 SAE 30 winter 10w30 API SF SJ SH SG Fuel Min 86 octane unleaded Max methanol 5
55. lings safety switches or other protective devices 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 machine components Sparking can occur when working with the battery and the heavy cables of the starter circuit This can cause battery explosion fire or eye injury Sparking in this circuit can not occur after the chassis cable normally negative black is removed from the battery WARNING Avoid electrical sparking and its consequences by the following routines Use protective goggles Ensure that the fuel filler cap is mounted tightly and no flammable substances is stored in an open vessel Never work with the starter circuit if there is spilled fuel Disconnect the chassis cable from the battery first and reconnect it last Do not make a bridge short circuit across the starter relay to run the starter Never use the machine indoors or in spaces lacking proper ventilation The exhaust fumes contain carbon monoxide an odorless poisonous and lethal gas Stop and inspect the equipment if you run over or into anything If necessary make repairs before starting Never make adjustments with the engine running The machine is tested and approved only with the equipment originally provided or recommended by the manufacturer Only use approved repair parts for the machine The blades are sharp and can cause cuts
56. mage English 5 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 operators 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 machine with Engine Transmission the manufacturing number Manufacturing Number The machine s manufacturing number can be found on the printed plate affixed to the left in the engine compartment Stated on the plate from the top are e The machine s type designation I D e The manufacturer s type number Model e The machine s serial number Serial no Please have the type designation and serial number available when ordering spare parts The engine s manufacturing number is stamped on one of the valve covers The plate states e The engine s model e The engine s type e Code Please have these available when ordering spare parts The Hydro Drive IZT gears have a barcode decal affixed to the rear of the gears English 6 SYMBOLS AND DECALS These symbols are found on the machine and in the operator s manual Study them carefully so that you k
57. mower should stop moving To turn to the right While moving in a forward direction pull the right lever back towards the neutral position while maintaining the position of the left lever this will slow the rotation of the right wheel and cause the machine to turn in that direction To turn to the left While moving in a forward direction pull the left lever back towards the neutral position while maintaining the position of the right lever this will slow the rotation of the left wheel and cause the machine to turn in that direction To zero turn While moving in a forward direction first pull both control levers back until the mower stops or slows dramatically Then by alternating one lever slightly to the forward position and the other in the reverse position English 26 OPERATION 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 is sufficient fuel in the fuel tank Adjust the seat to the desired position The following conditions must be fulfilled before the engine can be started The driver must be seated on the seat The blade switch for engaging the mower blades must be depressed The parking brake must be on Both steering controls must be in the locked outer neutral position Starting the Engine 1 2 4 Sit on the seat Raise the mower de
58. n approved container outdoors and far away from open flame Never use gasoline for cleaning Use a degreaser and warm water instead To ready the machine for storage follow these steps 1 Thoroughly clean the machine especially under the mower deck Touch up damage to the paint and spray a thin layer of oil on the underside of the mower deck to avoid corrosion 2 Inspect the machine for worn or damaged parts and tighten any nuts or screws that may have become loose 3 Change the engine oil dispose of properly 4 Empty the fuel tanks or add a fuel stabilizer Start the engine and allow it to run until the carburetor is drained of fuel or the stabilizer has reached the carburetor 5 Remove the spark plug and pour about a tablespoon of engine oil into the cylinder Turn over the engine so that the oil is evenly distributed and then refit the spark plug 6 Lubricate all grease zerks joints and axles 7 Remove the battery Clean charge and store the battery in a cool place but protect it from direct cold 8 Store the machine in a clean dry place and cover it for extra protection Service When ordering spare parts please specify the purchase year model type and serial number Always use genuine Husqvarna spare parts An annual check up at an authorized service workshop is a good way to ensure that your machine performs its best the following season English 65 WIRING DIAGRAM
59. near drop offs ditches or embankments The machine could suddenly roll over if a wheel is over the edge or if the edge caves in Children Tragic accidents can occur if the operator is not alert to the presence of children Children are often attracted to the machine and the mowing activity Never assume that children will remain where you last saw them e Keep children out of the mowing area and in the watchful care of a responsible adult other than the operator e Be alert and turn machine off if a child enters the area e Before and while backing look behind and down for small children e Never carry children even with the blades shut off They may fall off and be seriously injured or interfere with safe machine operation Children who have been given rides in the past may suddenly appear in the mowing area for another ride and be run over or backed over by the machine e Never allow children to operate the machine e Use extra care when approaching blind corners shrubs trees or other objects that may block your view of a child English 1 2 Never allow children to operate the machine Keep children away from work area 8011 509 8011 517 8011 518 SAFETY Maintenance WARNING The engine must not be started when the driver s floor plate or any protective plate for the mower deck s drive belt is removed Safe Handling of Gasoline To avoid personal injury or property damage use extreme care
60. now what they mean WARNING XXXX XXXXXX XXXXX XXXX XXXXXXXXX XXXXXX XXXXXXXXX XX XXXXXXXX XXXX XXXXXX 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 IMPORTANT INFORMATION KXXX XXXXXX XXXXX XXXX XXXXXXXXX XXXXXX XXXXXXXXX XX XXXXXXXX XXXX XXXXXX 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 R N ING Reverse Neutral Fast Slow Choke Fuel Warning Parking Brake CE conformity Warning Rotating blades Do not touch parts marking Only for keep away from the European market dischargedeck Q D Lwa C D O N 05 dB Battery acid is corrosive explosive and flammable Do not stand here 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 Use protective glasses Use protective gloves market English 7 SYMBOLS AND DECALS Read Shut off engine and Keep asafe Use on slopes No passengers Operator s remove key before distancefrom no greater Manual performing any the machine than 10 maintenance or repair work Whole body Severing of fingers Do not open or
61. o prevent sparks from accidental grounding CZ 22 1 Terminal guard 2 Terminal access doors Battery installation English 39 MAINTENANCE 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 electrode 5 Reinsert the spark plug turning by hand to avoid damaging the threads 6 After the spark plug is seated tighten it 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 7 Replace the ignition cable 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 driv
62. onnnn nnen 18 5 Retueling xian e n it etta AEREA sua 19 6 By pass linkage ieee 20 YH FUSOS saisi Ia Shi m asn S EESE 20 8 Hour Meter ties nie nee nied 21 9 Choke Control cc eeeeeeceeeeeeeaeeeeeeeaaeeeeeeea 21 10 Ignition Switch eeen 21 11 Throttle Control ceeeeeeeeeeeeeeeeeeeeeeees 22 12 Blade switch acs aa ees 22 13 Cutting height pedal eee 23 ACCESSOFIOS 1vivisinetimaisnnirusn ime avv ahaa vuvanioe via inue et 23 Operation icine nenen tia Ta v enN essa e MMA seksi 24 Training inedia avi vidan v reet 24 Before Starting spree riren eia an maana naan annneen 25 Starting the Engine ccc eeeeeeeseeeeeeeeeeeeeeee 25 To start an engine with a weak battery 29 RUNNING saves eri Mi eles 30 Operating on hills a 31 MOWING Tips cceeeeeeeeeeeeeeeeeeeeeeaneeeeeeaneeeees 32 Stopping the Engine ceeeeeseeeeeeeeeeeeeeeee 33 Moving by Hand ceeeeeeseeeeeeeeeeeeeeeeneeeees 34 Maintenance ooooooouunin nnam nananana naan annan 35 Maintenance Schedule c ceeeeeeeeeeeeneeees 35 Battery ssicesesisscensiasicaseeaaneead adhe a E a 37 lgnition System einan 38 Checking the Safety System eeeeeeeeeeees 39 Checking the Engine s Cooling Air Intake 40 Checking and Adjusting the Throttle Cable 40 Checking and Adjusting the Choke Cable 40 Replacing the Air Filter ososss nunnien 41
63. onto truck or trailer by driving up ramps of suitable strength using a slow speed Do not lift The machine is not intended to be lifted by hand English 16 8011 515 Never drive the machine in an enclosed space WARNING Escaping hydraulic oil under pressure can have sufficient force to penetrate the skin causing serious injury If injured by escaping fluid see a doctor at once Serious infection or reaction can develop if proper medical treatment is not administered immediately IMPORTANT INFORMATION The parking brake is not sufficient to lock the machine in place during transport Ensure that the machine is well fastened to the transport vehicle Always reverse the machine onto the transport vehicle to avoid tipping it over SAFETY Customer responsibilities e Read and observe the safety rules e Follow a regular schedule in maintaining caring for and using your mower e Follow the instructions under Maintenance and Storage sections of this owner s manual A spark arrester for the muffler is available through your authorized Husqvarna dealer 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 effe
64. r cold starts the control should be pulled out 10 Ignition Switch The ignition key is placed on the control panel and is used to start and stop the engine IMPORTANT INFORMATION Do not run the starter for more than five seconds each time If the engine does not start wait about 10 seconds before retrying 11 7 Hour meter 8011759 8011 756 Chokecontrol 8011 758 Ignition switch English 23 CONTROLS 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 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 and battery charging 12 Blade switch In order to engage the mower deck pull the knob out the mower blades are disengaged when the knob is depressed English 24 Throttle control Blade Switch 8011 757 8011 760 CONTROLS 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 the foot pedal lift arm until the transport latch locks The cutting height range is from 1 1 2 38 mm to 4 1 2
65. rake activated 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 guard e Always turn off engine before engaging or disengaging the hydro release Never attempt to adjust the bypass linkages with the engine running e Raise the deck into the highest cutting position CZ10 2 1 IZT Bypass linkage Bypasslinkages e Pull the IZT bypass linkages out and into the slots and release so that it is held in the bypass position To reengage the IZT s to drive reverse the above procedure CZ12 1 Head outside of rear deck 1 12T Bypass linkage Bypasslinkages English 36 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 possible condition and to ensure safe operation Read Maintenance in the Safety Instructions section First change after 5 8 hours When operating with a heavy load or at high ambient temperatures replace every 50 hours In dusty conditions cleaning and replacement are required more often For daily use the machine should be lubricated twice weekly Perform
66. rete or blacktop PRIOR to attempting to operate on turf Until operator becomes comfortable with mower controls and zero turning capability they may damage turf due to overly aggressive maneuvers To move forward and backward The direction and speed of the mower s movements is effected by the movement of the control lever s on each side of mower The left control lever controls the left wheel The right control lever controls the right wheel IMPORTANT INFORMATION When control levers are in the reverse position they return to neutral when released This may cause the mower to suddenly stop First time users should push mower see Moving by Hand in the Operation section to an open flat area without other people or vehicles obstacles nearby In order to move unit under its own power the operator must be in the seat start engine see Before Starting in Operation section adjust engine speed to idle disengage parking brake do not engage blades at this time rotate control levers inward As long as the control levers have not been moved forward or backwards mower will not move Slowly move both control levers forward slightly This will allow mower to start moving forward in a straight line Pull back on control levers to the neutral position and mower should stop moving Pull back slightly on control levers this will allow mower to start moving backwards Push forward on control levers to the neutral position and
67. ricate with a grease gun one zerk for each set of wheel bearings until the grease is forced out Use only good quality bearing grease 3 Deck spindle Lower the cutting deck completely If you use grease gun without rubber hose the foot plate must be removed Lubricate with a grease gun one zerk 2 3 strokes Use only good quality bearing grease IMPORTANT INFORMATION Use minimal lubrication and remove excess lubricant so that is does not come into contact with belts or belt pulley drive surfaces English 56 8011 731 Lubricating the front wheels 8011 732 Deck spindle LUBRICATION 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 hours of operation Thereafter it should be changed every 50 hours WARNING Engine oil can be very hot if it is drained directly after stopping the engine Allow the engine to cool somewhat first Place the machine on a flat surface Place a container under the engine where the hose from the oil drain valve exits Remove the dipstick and open the drain valve Allow the oil to run out into the container Then close the oil drain valve Replace the oil filter if necessary Fill with new engine oil in accordance with Checking the Oil Level 8 Star
68. sign 100 Hour Service Perform the 25 hour service Perform the 50 hour service Change the engine oil filter Clean replace the spark plugs Replace the fuel filter Clean the cooling fins on the engine and transmission Check V belts Check tighten caster wheel axle bolts every 200 hours O ON O 90 A O N Change the air filters paper cartridge English 79 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 Perform the 25 hour service Perform the 50 hour service Perform the 100 hour service Check adjust the mower deck Clean the combustion chamber and grind the valve seats Check the engine valve clearance on 9 0 s oO N Replace the air cleaner s pre filter foam SERVICE JOURNAL Action Date mtr reading stamp sign At Least Once Each Year O N 9 0 A amp N 9 10 Clean the cooling fins 100 hours 11 Check the engine valve clearance 12 Perform the 300 hour service at an authorized service workshop Clean the engine s cooling air intake 25 hours Replace the air cleaner s pre filter foam 300 hours Replace the air filter s paper cartridge Change the engine oil 50 hours Replace the engine oil filter 100 hours Check adjust the cutting height Check adjust the parking brake 50 hours
69. socket on the spring idler bolt to relieve the tension on the belt See decal on the top of deck for belt routing information After installation is complete check the belt for twists 8058 007 1 Clutch pulley 2 Deck belt 3 Spring idler pulley 4 Fixed idler pulley Belt routing deck belt 8011 622 Slackening the belt tensioner English 4 7 MAINTENANCE IZT belt To replace IZT Integraded 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 damage the IZT Remove the deck belt see to replace deck belt in this section of the manual Create slack in the belt by either removing the spring on the pump idler arm or inserting 1 2 breaker bar into the sguare hole on the spring loaded idler Rotate arm to release belt tension The belt should now be able to be removed from the engine pulley and IZT pulleys Belt installation Wrap the IZT belt around the IZT pulleys Route the belt around the inside of the idler pulley Now you can wrap the belt around the engine pulley Reattach the spring on the pump idler arm if previously disconnected Reinstall the deck belt onto the electric clutch pulley see to replace deck belt in this section of the manual English 48 o 1 Spring loaded idler pulley 2 Fixed idler pulley 3 Electric clutch 4 IZT belt 5 Deck b
70. stomer 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 Mulching Fillin the sales papers etc Delivery service has been carried out No remaining notes Certified English 5 SERVICE JOURNAL After the First 5 8 Hours 1 Change engine oil English 6 SERVICE JOURNAL Action Date mtr reading stamp sign 25 Hour Service Check the fuel pump s air filter Sharpen Replace mower blades if required Check the tire pressures Check battery with cables Lubricate according to lubrication chart Check clean the engine s cooling air intake No 0 5 O N gt Clean the air cleaner s pre filter foam English 77 SERVICE JOURNAL 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 Change engine oil 4 Lubricate according to lubrication chart Check adjust the parking brake English 8 SERVICE JOURNAL Action Date mtr reading stamp
71. t the engine Run it for a few seconds Stop and re check the oil level N o Ww N O 8011 733 Deck outer spindle IMPORTANT INFORMATION Used engine oil is a health hazard and must not be disposed of on the ground or in nature it should always be disposed of at a workshop or appropriate disposal location Avoid skin contact wash with soap and water in case of spills 8011 730 Oil drain valve English D LUBRICATION 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 Take the dipstick out again and read the oil level The oil level should lie between the markings on the dipstick If the level is approaching the ADD mark fill the oil to the FULL mark on the dipstick Never fill to above the FULL mark The oil is filled through the hole for the dipstick API class SF SG SH SJ or higher must be used Syntetic oil SAE 5W 30 or 10W 30 is recommended at all temperatures Mineral oil SAE 5W 30 10W 30 can be used between 18 C 0 F and 5 C 40 F At temperature above 5 C 40 F single grade SAE 30 must be used The engine holds 0 88 qt 1 0 liters of oil excluding the filter including filter 2 qt 1 9 liters English 58 8011 500 Remove the dipsti
72. tates when the engine is running Mind your fingers Checking and Adjusting the Throttle 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 made as follows for the lower cable 1 Loosen the clamping screw for the cable s outer casing and move the throttle to the full throttle position 2 Check that the throttle cable is mounted in the correct hole in the lower lever see illustration 3 Push the throttle cable s outer casing as far to the right as possible and tighten the clamping screw Checking and Adjusting the Choke Cable If the engine produces black smoke or is difficult to start this can be because the choke cable is incorrectly adjusted upper cable If doubts arise contact the service workshop If adjustments are necessary they can be made as follows 1 Loosen the clamping screw for the cable s outer casing and push the choke control fully in 2 Check that the choke cable is mounted in the upper lever see illustration Push the choke cable s outer casing as far to the left as possible and tighten the clamping screw 8011 719 8011 720 2 Throttle cable Adjusting the throttle cable 8011 720 1 Choke cable Adjusting the choke cable English 4 1 MAINTENANCE Replacing the Air Filter Briggs amp Stratton Engine I
73. two 2 tighten securely minutes before refueling Do not start the engine near spilled fuel e Never use gasoline as a cleaning agent e If leaks arise in fuel system engine must not be started until problem has been resolved e 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 General Maintenance e Never operate machine in a closed area English 1 3 SAFETY e Keep all nuts and bolts tight to be sure the equipment is in safe working condition e Never tamper with safety devices Check their proper operation regularly e Keep machine free of grass leaves or other debris buildup Clean oil or fuel spillage and remove any fuel soaked debris Allow machine to cool before storing e If you strike a foreign object stop and inspect the machine Repair if necessary before restarting e Never make any adjustments or repairs with the engine running e Check grass catcher components and the discharge guard frequently and replace with manufacturer s recommended parts when necessary e Mower blades are sharp Wrap the blade or wear gloves and use extra caution when servicing them e Check brake operation frequently Adjust and service as required e Maintain or replace safety and instruction labels as necessary e Do not modify safety equipment Check regularly to be sure it works properly
74. ways set the parking brake before dismounting Release the parking brake before moving the mower 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 Steering 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 posi tion which is locked if the steering controls are moved outward When both controls are in the neutral position N the machine stands still 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 the neutral position The rotation of the right wheel is reduced and the machine turns to the right Zero turn can be achieved by moving one control backward behind the neutral position and carefully moving the other steering control forward from its neutral position The rotation direction when zero turning is determined by which steering control is moved backward behind the neutral position If the left steering control is pulled backward the machine turns to the left Use extra care when using this maneuver If the steering controls are in uneven positions when standing still or do not fit in the slots for mov

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