Husqvarna Z4818BIA/968999250 - Manuals

English- 5 SYMBOLS AND DECALS Symbols and Decals These symbols are found on the machine and in the operator ’s manual. Study them carefully so that you know what they mean. Used in this publication to notify the reader of a risk of personal injury, particularly if the reader shouldneglect to follow ...

English- 7 SAFETY INSTRUCTIONS Safety Instructions These instructions are for your safety. Read them carefully. General Use • Read all instructions in this operator’smanual and on the machine beforestarting it. Ensure that you understandthem and then abide by them. • Learn how to use the machine and...

English- 8 SAFETY INSTRUCTIONS • Shut down the blades when not mowing. • Be careful when mowing around fixedobjects, so that the blades do not hitthem. Never drive over foreign objects. • Only use the machine in daylight or inother well-lit conditions. Keep themachine a safe distance from holes orot...

English- 9 SAFETY INSTRUCTIONS Driving on Slopes Driving on slopes is one of the operationswhere the risk is greatest that the driver willlose control or the machine will tip over, whichcan result in serious injury or death. Allslopes require extra caution. If you cannotreverse up a slope or if you ...

English- 10 SAFETY INSTRUCTIONS Children • Serious accidents may occur if you fail tobe on guard for children in the vicinity ofthe machine. Children are often attractedto the machine and mowing work. Neverassume that children will stay put whereyou last saw them. • Keep children away from the mowin...

English- 11 SAFETY INSTRUCTIONS Maintenance • Stop the engine. Prevent the engine fromstarting by removing the spark plugcables from the spark plugs or byremoving the ignition key before makingany adjustments or performingmaintenance. • Never fill the fuel tank indoors. • Fuel and fuel fumes are poi...

English- 13 SAFETY INSTRUCTIONS • Stop and inspect the equipment if yourun over or into anything. If necessary,make repairs before starting. • Never make adjustments with the enginerunning. • The machine is tested and approved onlywith the equipment originally provided orrecommended by the manufactu...

English- 14 SAFETY INSTRUCTIONS Customer responsibilities • Read and observe the safety rules. • Follow a regular schedule in maintaining,caring for and using your mower. • Follow the instructions under"Maintenance” and "Storage” sections ofthis owner ’s manual. A spark arrester for the muff...

English- 15 CONTROLS Controls This operator’s manual describes the Husqvarna Zero Turn Rider. The rider is fitted with a Briggs and Stratton four-stroke V-Twin engine developing 18 horse power. Transmission from the engine is made via two belt-driven hydraulic gears, one for each drive wheel. Using ...

English- 16 CONTROLS 1. Tension Relief Lever Used to release the belt tension on the deck belt for ease in removing or replacing the belt. 2. Parking Brake The parking brake is found on the left of the machine. Pull the lever backward to activate the brake and forward to release it. CZ20 Tension rel...

English- 17 CONTROLS 3. Motion Control Levers The machine’s speed and direction are continuously variable using the two steering controls. The steering controls can be moved forward or backward about a neutral position. Furthermore, there is a neutral position, which is locked if the steering contro...

English- 18 CONTROLS 4. Fuel Shut Off Valve The fuel shut off valve is located under the fuel tank. The valve has two positions; ON and OFF. 5. Seat adjustment knobs The seat can be adjusted lengthways. When making adjustments, loosen the four knobs under the seat pan, after which the seat can be mo...

English- 20 CONTROLS 7. By pass linkage When pushing or pulling the mower, be sure to engage the IZT (Integraded Zeroturn Transaxle) bypass linkages. The IZT bypass linkages are located on the rear of the frame, below the rear engine guard. • Raise the deck into the highest cutting position. • Pull ...

English- 22 CONTROLS 12. 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 ...

English- 24 OPERATION Operation Read “Safety Instructions” on page 7 and following pages, if you are unfamiliar with the machine. Training Zero turn mowers are far more manueverable than typical riding mowers due to their unique steeringcapabilities. We recommend that this section be reviewed in its...

English- 25 OPERATION Before Starting • Read the sections Safety Instructionsand Controls before starting themachine. • Perform the daily maintenance beforestarting (see Maintenance Schedulein the Maintenance section). • Check that there is sufficient fuel in thefuel tank. • Adjust the seat to the d...

English- 26 OPERATION 4. Disengage the mower blades bydepressing the blade switch. 5. Move the steering controls outward tothe locked (outer) neutral position. 6. Move the throttle to the middle position. 8011-668 Depress the control for disengaging the mower deck 8011-724 Steering controls in the o...

English- 27 OPERATION 7. If the engine is cold, the choke controlshould be pulled out to its extents. 8. Open the fuel shut off valve. 9. Press in and turn the ignition key to thestart position. 8011-756 Set the choke control C215 Open the fuel shut off valve 8011-742 Turn to the start position

English- 28 OPERATION 10. When the engine starts, immediately release the ignition key back to the runposition. 11. Press the choke control in gradually when the engine has started. 12. Set the desired engine speed with the throttle.Allow the engine to run at a moderatespeed, “half throttle”, for 3-...

English- 29 OPERATION To start an engine with a weakbattery If your battery is too weak to start the engine,it should be recharged. (See “Battery” onpage 37). If “jumper cables“ are used for emergencystarting, follow this procedure: To attach jumper cables • Connect each end of the RED cable tothe P...

English- 30 OPERATION Running 1. Release the parking brake by moving thelever forward. Your mower is equipped with an operatorpresence system. When the engine isrunning, any attempt by the operator toleave the seat without first setting theparking brake will shut off the engine. 2. Move the steering...

English- 31 OPERATION In order, for example, to turn right whilemoving forward, move the right controltowards the neutral position. The rotationof the right wheel is reduced and themachine turns to the right. Turning on the spot can be achieved bymoving one control backward (behindthe neutral positi...

English- 32 OPERATION Mowing Tips • Observe and flag rocks and other fixedobjects to avoid collisions. • Begin with a high cutting height andreduce it until the desired mowing resultis attained. The average lawn should be cut to 2 1/2"(64 mm) during the cool season and over3" (76 mm) during ...

English- 33 OPERATION Stopping the Engine Allow the engine to idle a minute in order toattain normal operating temperature beforestopping it, if it has been worked hard. Avoididling the engine for longer periods, as thereis a risk of the spark plugs fouling. 1. Disengage the mower deck bydepressing ...

English- 34 OPERATION Moving by Hand When pushing or pulling the mower, be sureto engage the IZT (Integraded ZeroturnTransaxle) bypass linkages. The IZT bypasslinkages are located on the rear of the frame,below the rear engine guard. • Raise the deck into the highest cuttingposition. • Pull the IZT ...

English- 35 MAINTENANCE Maintenance Maintenance Schedule The following is a list of maintenance procedures that must be performed on the machine. For those pointsnot described in this manual, visit an authorized service workshop. An annual service carried out by anauthorized service workshop is reco...

English- 36 MAINTENANCE 1) First change after 5-8 hours. When operating with a heavy load or at high ambient temperatures, replace every 50 hours. 2) In dusty conditions, cleaning and replacement are required more often. 3) For daily use, the machine should be lubricated twice weekly. 4) Performed b...

English- 37 MAINTENANCE Battery Your mower is equipped with a maintenancefree battery and does not need servicing.However, periodic charging of the battery withan automotive type battery charger willextend its life. • Keep battery and terminals clean. • Keep battery bolts tight. • Recharge at 6-10 a...

English- 38 MAINTENANCE 9. Connect BLACK grounding cable tonegative (-) battery terminal withremaining hex bolt and hex nut. 10. Tighten securely. 11. Close terminal access doors. 12. Lower seat. Ignition System The engine is equipped with an electronicignition system. Only the spark plugs requirema...

English- 39 MAINTENANCE Checking the Safety System The machine is equipped with a safetysystem that prevents starting or driving underthe 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. ...

English- 40 MAINTENANCE Checking the Engine's Cooling Air Intake Check that the engine’s cooling air intake isfree from leaves, grass, and dirt.If the cooling air intake is clogged, enginecooling deteriorates, which can lead toengine damage. Checking and Adjusting theThrottle Cable Check that the en...

English- 41 MAINTENANCE Replacing the Air Filter Standard air filter If the engine seems weak or runs unevenly,the air filter may be clogged. If run with a dirtyair filter, the spark plugs can obtain a coatingthat disrupts operation.For this reason, it is important to replace the airfilter regularly...

English- 42 MAINTENANCE Replacing the Fuel Filter Replace the line-mounted fuel filter every100 hours (once per season) or moreregularly if it is clogged. Replace the filter as follows: 1. Move the hose clamps away from thefilter. Use flat-nosed pliers. 2. Pull the filter loose from the hose ends. 3...

English- 43 MAINTENANCE Checking the Parking Brake Visually check that no damage is found onthe lever, links, or switch belonging to theparking brake. Perform a stand-still test andcheck that there is sufficent braking action. To adjust the parking brake, contact theHusqvarna service workshop. Check...

English- 44 MAINTENANCE • Carefully roll the belt over the top of thecutter housing pulleys. • Remove the belt from around the electricclutch on the engine shaft. • The belt can now be removed. Deck belt installation NOTE: For ease in installing the deck belt,refer to the routing decal on the front ...

English- 45 MAINTENANCE IZT belt To replace IZT (Integraded ZeroturnTransaxle) belt Park the mower on a level surface. Engagethe park brake. IZT belt removal NOTE: Be careful not to damage the fanblades on the IZT as this can affect cooling ordamage the IZT • Remove the deck belt (see to replacedeck...

English- 46 MAINTENANCE Checking the Blades In order to attain the best mowing effect, it isimportant that the blades are well sharpenedand not damaged. Bent or cracked blades or blades with largenicks should be replaced. Check the blade mounts. Damaged blades should be replaced whenhitting obstacle...

English- 47 MAINTENANCE Blade replacement: • Remove blade bolt by turningcounterclockwise. • Install new or re-sharpened blade withstamped "GRASS SIDE" facing towardsground/grass (down) or “THIS SIDE UP”facing deck and cutter housing. • Install and tighten blade bolt securely. Torque blade b...

English- 48 MAINTENANCE Adjusting the Mower Deck Chech the tire pressure before adjustment ofthe mover deck, refer to page 42. Faulty mower deck adjustment will causeuneven mowing result. WARNING! Before performing any service or adjustment checklist: 1. Engage the parking brake.2. Place the Blade s...

English- 49 MAINTENANCE To level deck Adjust the deck while the mower is on a levelsurface. Make sure the tires are inflated tothe correct pressure. See “Technical Data” onpage 64. If tires are under or over inflated,you can not properly adjust your deck. NOTE: It may be easier to adjust the front l...

English- 50 MAINTENANCE Front-to-back adjustment To obtain the best cutting performance, thedeck should be adjusted so the front tip of theblades are approximately 1/8"(3.2 mm) to 1/4" (6.5 mm) lower than the reartip. If the front tip is higher, this will create apoor quality of cut. 1. Chec...

English- 51 MAINTENANCE To adjust anti-scalp rollers Anti-scalp rollers are properly adjusted whenthey are just slightly off of the ground whenthe deck is at the desired cutting height in theoperating position. Anti-scalp rollers thenkeep the deck in the proper position to helpprevent scalping in mo...

English- 52 MAINTENANCE Cleaning and Washing Regular cleaning and washing, especiallyunder the mower deck, will increase themachine’s lifespan. Make it a habit to cleanthe machine directly after use (after it iscooled), before the dirt sticks. Do not spray water on the top of the mowerdeck. Use comp...

English- 53 MAINTENANCE Parking brake To adjust parking brake NOTE: Make sure the brake arm is engagedinto brake sprocket on both sides. You canpush the mower to make it engage into thesprocket. Before making any adjustments: • With the park brake off the sping shouldmeasure 2 3/4’’ (70 mm) both sid...

English- 54 LUBRICATION Lubrication Lubrication Schedule General Remove the ignition key to prevent unintentional movements during lubrication. When lubricating with an oil can, it must be filled with engine oil. When lubricating with grease, unless otherwise stated, use a high grade molybdenum disu...

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 notlubricated regularly. If a cable binds, it can...

English- 56 LUBRICATION 4. Deck outer spindle Lubricate using a grease gun, one zerk, eachside 2-3 strokes. Use only good quality bearing grease. 5. Engine Oil Changing the Engine Oil The engine oil should be changed for the firsttime after 5-8 hours of operation. Thereafter,it should be changed eve...

English- 57 LUBRICATION Checking the Oil Level Check the oil level in the engine when themachine is standing level and the engine isstopped. Remove the dipstick, wipe it clean, and thenreplace it. The dipstick should be screwed into place. Take the dipstick out again and read the oillevel. The oil l...

English- 58 LUBRICATION 6. Changing the Oil Filter 1. Drain the engine oil in accordance withthe work description under the headingEngine Oil/Change Engine Oil. 2. Remove the oil filter. If necessary, use afilter remover. 3. Wipe new, clean engine oil onto the sealfor the new filter. 4. Mount the fi...

English- 59 TROUBLE SHOOTING GUIDE Trouble Shooting Guide Problem Cause The engine will not start. • The blade switch is engaged. • The steering controls are not locked in theneutral position. • The driver is not sitting in the driver’s seat. • The parking brake is not activated. • The battery is de...

English- 62 STORAGE Storage Winter Storage At the end of the mowing season, the machineshould be readied for storage (or if it will not be inuse for longer than 30 days). Fuel allowed tostand for long periods of time (30 days or more)can leave sticky residues that can plug thecarburetor and disrupt ...

English- 63 WIRING DIAGRAMS Wiring diagram 1. Battery 2. Accessory outlet 3. Key switch 4. To engine pigtail 5. Hour meter 6. Seat switch 7. Run relay 8. Blade switch 9. Brake relay 10. Electric clutch 11. Brake switch 12. Start relay 13. Strarter solenoid 14. Left motion control lever 15. Right mot...

English- 64 TECHNICAL DATA Technical Data Z4818BIA Engine Manufacturer Briggs and Stratton Type OIIIE1 Power 18 hp / 13.3 kW Lubrication Pressure with oil filter Oil capacity excl filter 1.5 qt / 1.4 liter Oil capacity incl filter 1.6 qt / 1.6 liter Engine oil, SynteticEngine oil, MineralClass SAE 5...

English -65 TECHNICAL DATA Equipment Cutting width 48” / 122 cm Cutting height 1.5”- 4” / 3.8 - 10.2 cm Uncut circle 0 Number of blades 3 Blade length 16 1/2” / 419 mm Nose rollers Yes+4 anti-scalp rollers Sprung standard seat Standard Hinged armrests No Hour meter Standard Blade engagement 125 ft/l...

English- 66 TECHNICAL DATA Accessories BioClip attachment (Mulch kit) Collection system Torque Specifications ·Engine crankshaft bolt 50 ft/lb (67 Nm) ·Deck pulley bolts 45 ft/lb (61 Nm) ·Hydraulic tube nuts 30 ft/lb (41 Nm) ·Lug nuts 75 ft/lb (100 Nm) ·Blade bolt 45-55 ft/lb (60-75 Nm) ·Standard ¼”...

English- 67 CONFORMITY CERTIFICATES Conformity Certificates USA requirements Labels are placed on the engine and/or in the engine compartment stating that the machine will fulfill the requirements. This is also applicable to special requirements for any of the states, (Californian emission rules etc...

English- 68 SERVICE JOURNAL Service Journal Action Delivery Service 1. Charge the battery. 2. Adjust the tire pressure of all wheels to 15 PSI (1 bar). 3. Mount the steering controls in the normal position. 4. Connect the contact box to the cable for the seat’ssafety switch. 5. Check that the right ...

English- 69 SERVICE JOURNAL After the First 5-8 Hours 1. Change engine oil.

English- 71 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). 3. Change engine oil. 4. Lubricate according to lubrication chart. 5...

English- 72 SERVICE JOURNAL Action Date, mtr reading, stamp, sign 100-Hour Service 1. Perform the 25-hour service. 2. Perform the 50-hour service. 3. Change the engine oil filter. 4. Clean/replace the spark plugs. 5. Replace the fuel filter. 6. Clean the cooling fins on the engine and transmission. ...

English- 73 SERVICE JOURNAL Action Date, mtr reading, stamp, sign 300-Hour Service 1. Inspect the machine. Come to agreement with the customeras to which additional work is to be carried out. 2. Perform the 25-hour service. 3. Perform the 50-hour service. 4. Perform the 100-hour service. 5. Check/ad...

English- 74 SERVICE JOURNAL Action Date, mtr reading, stamp, sign At Least Once Each Year 1. Clean the engine’s cooling air intake (25 hours). 2. Replace the air cleaner ’s pre-filter (foam) (300 hours). 3. Replace the air filter ’s paper cartridge. 4. Change the engine oil (50 hours). 5. Replace th...