Husqvarna EZ4824K / 966038201 Operator's Manual
Husqvarna lawn mower user manual
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- Operator's manual (80 pages)
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Summary of Contents for Husqvarna EZ4824K / 966038201
- Page 1 Operator Manual EZ4824K / 966038201 EZC4824BF / 966047501 EZ5224 / 966038301 EZ5224BF / 966495901 Please read the operator’s manual carefully and make sure you understand the instructions before using the machine.
- Page 2 In order to implement improvements, specifications and designs can be altered without prior notification. Note that no legal demands can be placed based on the information contained in these instructions. Use only original parts for repairs. The use of other parts voids the warranty. Do not modify or install non-standard equipment to the unit without consent from the manufacturer.
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Page 3: Table Of Contents
INTRoDUCTIoN ...5 Driving and Transport on Public Roads ...5 Towing ...5 operating ...5 Good Service ...6 Manufacturing Number ...6 SyMBolS AND DECAlS ...7 SAfETy ...9 Safety Instructions ...9 Personal Safety Equipment ...11 Slope operation ...11 Safe Handling of Gasoline ...13 General Maintenance ...14 Transport ...16 CoNTRolS ...17... - Page 4 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! Failure to follow cautious operating practices can result in serious injury to the operator or other persons.
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Page 5: Introduction
Congratulations Thank you for purchasing a Husqvarna ride-on mower. This machine is built for superior efficiency to rapidly mow primarily large areas. A control panel easily accessible to the operator and a hydrostatic transmission regulated by steering controls both contribute to the machine’s performance. -
Page 6: Good Service
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. -
Page 7: Symbols And Decals
These symbols are found on the machine and in the operator’s manual. Study them carefully so that you know what they mean. WARNING! 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. - Page 8 SyMBolS AND DECAlS Read Shut off engine and Keep a safe Use on slopes No passengers operator’s remove key before distance from no greater Manual performing any the machine than 10° maintenance or repair work Whole body Severing of fingers Do not open or Careful backing up, Careful going...
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Page 9: Safety
Safety Instructions These instructions are for your safety. Read them carefully. WARNING! 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 •... - Page 10 • 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.
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Page 11: Personal Safety Equipment
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. - Page 12 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. • Keep children out of the mowing area and in the watchful care of a responsible adult other than the operator.
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Page 13: Safe Handling Of Gasoline
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 in handling gasoline. Gasoline is extremely flammable and the vapors are explosive. -
Page 14: General Maintenance
General Maintenance • Never operate machine in a closed area. • Keep all nuts and bolts tight to be sure the equipment is in safe working condition. • Never tamper with safety devices. Check their proper operation regularly. • Keep machine free of grass, leaves, or other debris buildup. - Page 15 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...
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Page 16: Transport
• 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 and gashes. Wrap the blades or use protective gloves when handling them. -
Page 17: Controls
This operator’s manual describes the Husqvarna Zero Turn Rider. The rider is fitted with either a Kohler four- stroke overhead valve engine. Transmission from the engine is made via a belt- Control Locations Steering control levers Parking brake Throttle control... -
Page 18: Steering Control Levers
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 position, which is locked if the steering controls are moved outward. -
Page 19: Parking Brake
Parking Brake IMPORTANT INFORMATION The machine must stand absolutely still when applying the parking brake. Always 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. Push button and pull the lever backward to activate the brake and push button and push forward to release it. -
Page 20: Ignition Switch
Ignition Switch The ignition key is placed on the control panel and is used to start and stop the engine. Choke Control The choke control is used for cold starts in order to provide the engine with a richer fuel mixture. for cold starts the control should be pulled out. -
Page 21: Fuel Tank
Fuel Tank Read the safety instructions before refueling. The machine has one fuel tank, just behind the seat. The tank capacity is 4 gallons (15.1 liters). Regularly check the gas cap gasket for damage and keep the cap properly tightened. The engine will run on a minimum of 87-octane unleaded gasoline (no oil mix). -
Page 22: Fuel Shut Off Valve
Fuel Shut Off Valve The fuel shut off valve is located at the left rear of the seat. The valve is off when the handle tab is turned perpendicular to the fuel line. Cutting Height Adjuster The deck cutting height is obtained by pressing the button and moving the lever forward to the correct cutting height on the cutting plate. -
Page 23: Seat Adjustment Lever
Seat Adjustment Lever The seat can be adjusted lengthways. When making adjustments, the lever under the right front side of the seat is pulled to the side, after which the seat can be moved backward or forward. Hour Meter The hour meter displays the total operating time. It will flash CHG oIl (Change oil) at 50 hour intervals. -
Page 24: 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. -
Page 25: Before Starting
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. - Page 26 Move the steering controls outward to the locked (outer) neutral position. Move the throttle to the middle position. If the engine is cold, the choke control should be pulled up. oPERATIoN Place controls in neutral position Set the throttle Set the choke control 8061-026 8052-001 8052-001...
- Page 27 Press in and turn the ignition key to the start position. 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 approximately 10 seconds before retrying.
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Page 28: Weak Battery
Weak Battery WARNING! Lead-acid batteries generate explosive gases. Keep sparks, flame and smoking materials away from batteries. Always wear eye protection when around batteries. 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. - Page 29 Running Release the parking brake by pushing the button and moving the lever downward. NoTE: The 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.
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Page 30: Operating On Hills
Engage the mower deck by pulling out the blade switch. Move throttle control to full throttle. 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 a straight line forward or backward respectively. -
Page 31: Mowing Tips
Mowing Tips • observe and flag rocks and other fixed objects to avoid collisions. • Begin with a high cutting height and reduce it until the desired mowing result is attained. The average lawn should be cut to 2½" (64 mm) during the cool season and over 3"... -
Page 32: Stopping The Engine
Stopping the Engine Allow the engine to idle a minute in order to attain normal operating temperature before stopping it, if it has been worked hard. Avoid idling the engine for longer periods, as there is a risk of the spark plugs fouling. -
Page 33: Manual Transport
Manual Transport ZT-2800 Bypass Linkages When pushing or pulling the mower, engage the ZT-2800 (Integrated Zero turn Transaxle) bypass linkages. The ZT-2800 bypass linkages are located on the rear of the frame, below the rear engine guard. Raise the deck into the highest cutting position. -
Page 34: 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. - Page 35 Maintenance Check/adjust throttle cable Check the condition of belts, belt pulleys Change the engine oil Replace the engine oil filter Clean/replace the spark plugs Replace the fuel filter Replace the air filter (paper filter) Check the caster wheels (every 200 hours) Replace the air cleaner’s pre-filter Check/adjust the mower deck Check the engine valve clearance...
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Page 36: Battery
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. •... -
Page 37: Safety System
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: The mower deck is disengaged. The steering controls are in the outer, locked neutral position. The parking brake is on. -
Page 38: Parking Brake
Visually check that no damage is found on the lever, cables, 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. IMPORTANT INFORMATION The machine must be absolutely standing still when applying the parking brake. -
Page 39: V-Belts
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 Removal Park on a level surface. -
Page 40: Pump Belt
Pump Belt Replacing pump belt Park the mower on a level surface. Engage the parking brake. Belt removal Remove the deck belt (see Deck Belt Removal in this section of the manual). Create slack in the belt by removing the spring on the pump idler arm. -
Page 41: Cutting Blades
Install and tighten blade bolt securely. Torque blade bolt to 90 ft/lbs (122 Nm). IMPORTANT INFORMATION Special blade bolt is heat treated. Replace with a Husqvarna bolt if required. Do not use lower grade hardware than specified. MAINTENANCE Check the blades 1. -
Page 42: Adjusting The Mower Deck
Adjusting the Mower Deck Leveling deck Adjust the deck while the mower is on a level surface. Make sure the tires are inflated to the correct pressure. See “Technical Data” under Transmission. If tires are under or over inflated, the deck cannot be properly adjusted. -
Page 43: Anti-Scalp Rollers
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. -
Page 44: Cleaning
Cleaning 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. -
Page 45: Lubrication
12/12 Every year 1/52 Every Week 1/365 Every day Change transmission filter 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 disulphide grease. -
Page 46: Front Wheel Mount
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) usually maintains a good quality. Front Wheel Bearings lubricate with a grease gun, one zerk for each set of wheel bearings, until the grease is forced out. -
Page 47: Transaxle (Transmission) Fluid Change
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 is performed with the transaxles installed in the mower and the mower on level ground. -
Page 48: Purging
Purging Due to the effects air has on efficiency in hydrostatic drive applications, it is critical to purge 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. -
Page 49: Troubleshooting
Problem Engine will not start Starter does not turn the engine over Engine runs rough Engine seems weak Machine vibrates TRoUBlESHooTING Cause • Blade switch is engaged. • Steering controls are not locked in the neutral position • Parking brake is not activated •... - Page 50 Problem Engine overheats Battery not charging The machine moves slowly, unevenly, or not at all Mower deck not engaging Transaxle leaks oil Uneven mowing results TRoUBlESHooTING Cause • Clogged air intake or cooling fins • Engine overloaded • Poor ventilation around engine •...
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Page 51: Storage
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 the machine performs its best the following season. -
Page 52: Schematics
SCHEMATICS... -
Page 53: Technical Data
Accessories Collection system Engine crankshaft bolt 50 ft/lb (67 Nm) Deck pulley bolts 150 ft/lb (203 Nm) lug nuts 75 ft/lb (100 Nm) Blade bolt 90 ft/lb (122 Nm) Standard ¼" fasteners 9 ft/lb (12 Nm) The torque values shown should be used as a general guideline when specific torque values are not given. Grade Size ft./lbs... - Page 54 Actual power output for the engine installed in the final machine will depend on the operating speed, environmental conditions and other variables. See the engine manufacturer's owner's manual for engine specifications TECHNICAl DATA EZ4824K / 966038201 Kohler Courage 24 hp (1, 2 Pressure with oil filter...
- Page 55 Frame Cutting Width Cutting Height Uncut Circle Number of Blades Blade length Nose Rollers Sprung Seat Hinged Arm Rests Hour Meter Blade Engagement Deck Construction Productivity Dimension Weight Base Machine length Base Machine Height Base Machine Width overall Width, Chute Up overall Width, Chute Down TECHNICAl DATA EZ4824 / 966038201...
- Page 56 Engine Manufacturer Type Power lubrication fuel fuel tank capacity Cooling Air filter Alternator Starter Transmission Transmission Speed and direction controls Speed forward Speed reverse Brakes front caster tires, smooth tread Rear tires, turf pneumatic Tire pressure The power rating of the engines indicated is the average net power output (at specified rpm) of a typical production engine for the engine model measured to SAE standard J1349/ISo1585.
- Page 57 Frame Cutting Width Cutting Height Uncut Circle Number of Blades Blade length Nose Rollers Sprung Seat Hinged Arm Rests Hour Meter Blade Engagement Deck Construction Productivity Dimension Weight Base Machine length Base Machine Height Base Machine Width overall Width, Chute Up overall Width, Chute Down TECHNICAl DATA EZ5224 / 966038301,...
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Page 58: 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, (California 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. -
Page 59: Service Journal
Action 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. - Page 60 Action After the first 5-8 hours Change the engine oil. 25-Hour Service Check the engine air filter. Sharpen/Replace mower blades if required. Check the tire pressures. Check battery cables. lubricate according to lubrication chart. Check/clean the engine’s cooling air intake. Clean the air cleaner’s pre-filter (foam).
- Page 61 Action 50-Hour Service Perform the 25-hour service. Clean/replace the air cleaner’s filter cartridge (paper filter (shorter intervals for dusty operating conditions). Change engine oil. lubricate according to lubrication chart. Check/adjust the parking brake. 100-Hour Service Perform the 25-hour service. Perform the 50-hour service. Change the engine oil filter.
- Page 62 Action 300-Hour Service 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. Replace the air cleaner’s pre-filter (foam). At Least Once Each Year Clean the engine’s cooling air intake (25 hours).
- Page 63 SERVICE JoURNAl Action Date, mtr reading, stamp, sign...
- Page 64 SERVICE JoURNAl Action Date, mtr reading, stamp, sign...
- Page 65 SERVICE JoURNAl Action Date, mtr reading, stamp, sign...
- Page 68 P/N 115 387527R1 06/01/10...