Instruction/ maintenance manual of the product 115 127127 IR Husqvarna
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Operator Manual RZ4219 / 965881 101 RZ4620 / 965881201 RZ5424 / 965881301 RZ5422 / 965881401 RZ4619 / 965921501 Please read the operator ’s manual carefully and make sure you understand the instructions before using the machine.
©2008 HTC. All rights reserved. Beatrice, NE. Printed in U.S.A. In order to implement improvements, specications and designs can be altered without prior notication. Note that no legal demands can be placed based on the information contained in these instructions.
CONTENTS English - 3 INTRODUCTION ............................................................... 5 Driving and T ransport on Public Roads ...................... 5 T owing......................................................................... 5 Operating .
W ARNING! Failure to follow cautious operating practices can result in serious injury to the operator or other persons. The owner must understand these instructions, and must allow only trained persons who understand these instructions to operate the mower .
INTRODUCTION Husqvarna- 5 Congratulations Thank you for purchasing a Husqvarna ride-on mower . This machine is built for superior efciency 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.
INTRODUCTION 6 -Husqvarna 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 .
SYMBOLS AND DECALS Husqvarna- 7 These symbols are found on the machine and in the operator ’s manual. Study them carefully so that you know what they mean. Used in this publication to notify the reader of a risk of personal injury or death , particularly if the reader should neglect to follow instructions given in the manual.
SYMBOLS AND DECALS 8 -Husqvarna 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° ma.
SAFETY Husqvarna -9 Safety Instructions These instructions are for your safety . Read them carefully . IMPORT ANT : THIS CUTTING MACHINE IS CAP ABLE OF AMPUT A TING HANDS AND FEET AND THROWING OBJECTS. F AILURE TO OBSER VE THE FOLLOWING SAFETY INSTRUCTIONS COULD RESUL T IN SERIOUS INJURY OR DEA TH.
SAFETY 10 -Husqvarna 801 1-520 Never take passengers W atch for trafc 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.
SAFETY Husqvarna -1 1 Personal Safety Equipment 801 1-670a Personal protective equipment 6003-004 Mow up and down, not side to side Make sure that you have rst aid equipment close • at hand when using the machine. Never use the machine when barefoot.
SAFETY 12 -Husqvarna 801 1-509 Be extra cautious when driving on slopes 801 1-517 Never allow children to operate the machine 801 1-518 Keep children away from work area Children T ragic accidents can occur if the operator is not alert to the presence of children.
SAFETY Husqvarna -13 Safe Handling of Gasoline T o avoid personal injury or property damage, use extreme care in handling gasoline. Gasoline is extremely ammable and the vapors are explosive. Extinguish all cigarettes, cigars, pipes, and other • sources of ignition.
SAFETY 14 -Husqvarna 801 1-515 Never drive the machine in an enclosed space 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.
SAFETY Husqvarna -15 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.
SAFETY 16 -Husqvarna IMPORT ANT INFORMA TION The parking brake is not sufcient 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 .
CONTROLS Husqvarna- 17 This operator ’s manual describes the Husqvarna Zero T urn Rider . The rider is tted with either a Kohler or Briggs & Stratton four-stroke overhead valve engine developing 19-24 horse power*. Control Locations Motion control levers 1.
CONTROLS 18 -Husqvarna 8058-022 Steering controls Steering Control Levers The machine’s speed and direction are continuously variable using the two steering controls.
CONTROLS Husqvarna- 19 UP BLADES ON DOWN BLADES OFF CHOKE F A ST SL OW Parking Brake 8058-020 Parking brake released IMPORT ANT INFORMA TION The machine must stand absolutely still when applying the parking brake. Always set the parking brake before dismounting.
CONTROLS 20 -Husqvarna UP BLADES ON DOWN BLADES OFF CHOKE F A ST SL OW UP BLADES ON DOWN BLADES OFF CHOKE F A ST SL OW 8052-001 Choke control Ignition Switch The ignition key is placed on the control panel and is used to start and stop the engine. Fuses Fuses are located on the left hand side of the machine.
CONTROLS Husqvarna- 21 Fuel T ank Read the safety instructions before refueling. The machine has one fuel tank, just behind the seat. The tank capacity is 3 gallons (1 1.4 liters). Regularly check the gas cap gasket for damage and keep the cap properly tightened.
CONTROLS 22 -Husqvarna Fuel Shut Off V alve The fuel shut off valve is located at the left rear of the seat. The valve is of f when the handle tab is turned perpendicular to the fuel line.
CONTROLS Husqvarna- 23 UP BLADES ON DOWN BLADES OFF CHOKE F A ST SL OW Seat Adjustment Lever The seat can be adjusted lengthways. When making adjustments, the lever under the right side of the seat is pulled up, after which the seat can be moved backward or forward.
OPERA TION 24 -Husqvarna Read “Safety Instructions” section and following pages, if you are unfamiliar with the machine. T raining Zero turn mowers are far more maneuverable than typical riding mowers due to their unique steering capabilities.
OPERA TION Husqvarna- 25 UP BLADES ON DOWN BLADES OFF CHOKE F A ST SL OW 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).
OPERA TION 26 -Husqvarna UP BLADES ON DOWN BLADES OFF CHOKE F A ST SL OW UP BLADES ON DOWN BLADES OFF CHOKE F A ST SL OW 8061-020 Place controls in neutral position 8052-001 Set the throttle 8052-001 Set the choke control Move the steering controls outward to the locked (outer) neutral position.
OPERA TION Husqvarna- 27 UP BLADES ON DOWN BLADES OFF CHOKE F A ST SL OW When the engine starts, immediately release the ignition key back to the run position. IMPORT ANT INFORMA TION Do not run the starter for more than 5 seconds each time. If the engine does not start, wait approximately 10 seconds before retrying.
OPERA TION 28 -Husqvarna Weak Battery If “jumper cables” are used for emergency starting, follow this procedure: Jumper Cables Connect each end of the RED cable to the • POSITIVE (+) terminal on each battery , taking care not to short against chassis.
OPERA TION Husqvarna- 29 Running Release the parking brake by pushing the top 1. release button in 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 rst setting the parking brake will shut off the engine.
OPERA TION 30 -Husqvarna Engage the mower deck by pulling out the blade 6. switch. Move throttle control to full throttle. 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.
OPERA TION Husqvarna- 31 Mowing Tips Observe and ag rocks and other xed 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" (76 mm) during the hot months.
OPERA TION 32 -Husqvarna IMPORT ANT INFORMA TION Leaving the ignition switch in any other position than “OFF” will cause the battery to be discharged. 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.
OPERA TION Husqvarna- 33 Manual T ransport When pushing or pulling the mower , engage the EZT (Integrated Zeroturn T ransaxle) bypass linkages. The EZT bypass linkages are located on the rear of the frame, below the rear engine guard. Raise the deck into the highest cutting position.
MAINTENANCE 34 -Husqvarna 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 co.
MAINTENANCE Husqvarna- 35 W ARNING! Before performing any service or adjustment checklist • Engage the parking brake. • Place the Blade-switch in the disengaged position. • T urn the ignition switch to “OFF” position and remove the key . • Make sure the blades and all moving parts have completely stopped.
MAINTENANCE 36 -Husqvarna Battery Y our mower is equipped with a maintenance free battery and does not need servicing. However , periodic charging of the battery with an automotive type battery charger will extend its life. • Keep battery and terminals clean.
MAINTENANCE Husqvarna- 37 Ignition System The engine is equipped with an electronic ignition system. Only the spark plugs require maintenance. For recommended spark plugs, see T echnical Data. Remove the ignition cable boot and clean around 1. the spark plug.
MAINTENANCE 38 -Husqvarna Engine 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 rotates when the engine is running.
MAINTENANCE Husqvarna- 39 Kohler Engine - 20 HP The standard engine is not equipped with a prelter . As an option, a prelter can be installed on the inside of the air lter cover . Loosen the two retaining knobs and remove 1. the cover . If the engine has a prelter , it is mounted on the inside of the cover .
MAINTENANCE 40 -Husqvarna Kohler Engine - 24 HP These engines are equipped with a replaceable, high density paper air cleaner element. Some engines are also equipped with an oiled, foam precleaner surrounding the paper element. Check the air cleaner daily or before starting the engine.
MAINTENANCE Husqvarna- 41 8009-406 Pull up on handle IMPORT ANT INFORMA TION Do not use compressed air to clean the air lter . Filter should be assembled dry and not be oiled. Briggs & Stratton Engine - 19 HP Pull up the handle on the air lter cover .
MAINTENANCE 42 -Husqvarna IMPORT ANT INFORMA TION Operating the engine with loose or damaged air cleaner components could allow unltered air into the engine causing premature wear and failure. 8009-408 Remove precleaner Carefully lift out the precleaner from the fan 4.
MAINTENANCE Husqvarna- 43 Briggs & Stratton Engine - 22 HP Loosen screws and remove air lter cover . 1. Remove the lter cartridge by pulling 2.
MAINTENANCE 44 -Husqvarna Fuel Filter Replace the line-mounted fuel lter every 100 hours (once per season) or more regularly if it is clogged. Replace the lter as follows: 1. Move the hose clamps away from the lter . Use 2. at-nosed pliers.
MAINTENANCE Husqvarna- 45 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 sufcient braking action. T o adjust the parking brake, contact the Husqvarna service workshop.
MAINTENANCE 46 -Husqvarna 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 .
MAINTENANCE Husqvarna- 47 Blade replacement Remove blade bolt by turning counterclockwise. 1. Install new or resharpened blade with stamped 2. “GRASS SIDE” facing towards ground/grass (down) or “THIS SIDE UP” facing deck and cutter housing. Install and tighten blade bolt securely .
MAINTENANCE 48 -Husqvarna Adjusting the Mower Deck Leveling deck Adjust the deck while the mower is on a level surface. Make sure the tires are inated to the correct pressure. See “T echnical Data” under T ransmission. If tires are under or over inated, the deck cannot be properly adjusted.
MAINTENANCE Husqvarna- 49 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.
MAINTENANCE 50 -Husqvarna 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.
LUBRICA TION Husqvarna- 51 General Remove the ignition key to prevent unintentional movements during lubrication. When lubricating with an oil can, it must be lled with engine oil. When lubricating with grease, unless otherwise stated, use a high grade molybdenum disulphide grease.
LUBRICA TION 52 -Husqvarna Cables If possible, grease both ends of the cables and move the controls to end stop positions when lubricating. Ret the rubber covers on the cables after lubrication. Cables with sheaths will bind if they are not lubricated regularly .
LUBRICA TION Husqvarna- 53 IMPORT ANT INFORMA TION 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. A void skin contact; wash with soap and water in case of spills.
LUBRICA TION 54 -Husqvarna Engine Oil Levels 801 1-500 Remove the dipstick 8009-159 The dipstick markings W ARNING! Engine oil can be very hot if it is drained directly after stopping the engine. Allow the engine to cool to a safe temperature before draining.
TROUBLESHOOTING Husqvarna- 55 Problem Cause Engine will not start Blade switch is engaged. • Steering controls are not locked in the neutral position • Parking brake is not activated • Battery is dead • Contamination in the carburetor or fuel line.
TROUBLESHOOTING 56 -Husqvarna Problem Cause Engine overheats Clogged air intake or cooling ns • Engine overloaded • Poor ventilation around engine • Defective engine speed regulator • T oo little or no oil in the engine • Contamination in the carburetor or fuel line.
Husqvarna- 57 ST ORAGE Husqvarna- 57 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.
SCHEMA TICS 58 -Husqvarna SOLENOID RIGHT MOTION CONTROL LEVER LEFT MOTION CONTROL LEVER SEA T SW. ELECTRIC CL UTCH ENGINE GROUND PTO SW . 7.5 AMP HOURMETER AC CESSO RY OUTLET 20 AMP TO ENGINE PIGT AIL KEY SWITCH POSITIONS POSITION 1 - OFF POSITION 2 - RUN1 POSITION 3 - RUN2 POSITION 4 - ST ART YEL BRN BRN YEL BRAKE SW .
TECHNICAL DA T A Husqvarna- 59 *As rated by the engine manufacturer . RZ4219 / 965881 101 RZ4620 / 965881201 Engine Manufacturer Briggs & Stratton Kohler T ype Intek Courage Power 19 hp* 20 hp* Lubrication Pressure with oil lter Pressure with oil lter Oil capacity excluding lter 1.
TECHNICAL DA T A 60 -Husqvarna RZ4219 / 965881 101 RZ4620 / 965881201 Frame Cutting Width 42" / 107cm 46" / 1 17cm Cutting Height 1.5 - 4" / 3.8 - 10.2 cm 1.5 - 4" / 3.8 - 10.2 cm Uncut Circle 0 0 Number of Blades 2 2 Blade Length 21" / 53.
TECHNICAL DA T A Husqvarna- 61 RZ5424 / 965881301 RZ5422 / 965881401 Engine Manufacturer Kohler Briggs & Stratton T ype Courage ELS Power 24 hp* 22 hp* Lubrication Pressure with oil lter Pressure with oil lter Oil capacity excluding lter 1.
TECHNICAL DA T A 62 -Husqvarna RZ5424 / 965881301 RZ5422 / 965881401 Frame Cutting Width 54" / 137cm 54" / 137cm Cutting Height 1.5 - 4" / 3.8 - 10.2 cm 1.5 - 4" / 3.8 - 10.2 cm Uncut Circle 0 0 Number of Blades 2 3 Blade Length 18¼" / 46.
TECHNICAL DA T A Husqvarna- 63 RZ4619 / 965921501 Engine Manufacturer Briggs & Stratton T ype Intek Power 19 hp* Lubrication Pressure with oil lter Oil capacity excluding lter 1.34 qts / 1.27 liters Oil capacity including lter 1.46 qts / 1.
TECHNICAL DA T A 64 -Husqvarna RZ4619 / 965921501 Frame Cutting Width 46" / 1 17cm Cutting Height 1.5 - 4" / 3.8 - 10.2 cm Uncut Circle 0 Number of Blades 2 Blade Length 22¾" / 57.
TECHNICAL DA T A Husqvarna- 65 Accessories Collection system HEX HEAD CAP SCREWS The torque values shown should be used as a general guideline when specic torque values are not given. U.S. Standard Hardware Grade SAE Grade 5 SAE Grade 8 Flangelock Screw w/Flangelock Nut ft.
66 -Husqvarna CONFORMITY CERTIFICA TES USA requirements Labels are placed on the engine and/or in the engine compartment stating that the machine will fulll the requirements. This is also applicable to special requirements for any of the states, (California emission rules etc.
Husqvarna- 67 W ARRANTY All Husqvarna products can be registered online at www .usa.husqvarna.com quickly and easily regardless of their model year . Click the Support tab, click on the Online Product Registration link and ll out the electronic form and submit.
68 -Husqvarna SER VICE JOURNAL Action Date, mtr reading, stamp, sign 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’s safety switch.
Husqvarna- 69 SER VICE JOURNAL Action Date, mtr reading, stamp, sign After the First 5-8 Hours 1. Change engine oil. □.
70 -Husqvarna SER VICE JOURNAL Action Date, mtr reading, stamp, sign 25-Hour Service 1. Check the engine air lter . □ 2. Sharpen/Replace mower blades if required. □ 3. Check the tire pressures. □ 4. Check battery with cables. □ 5. Lubricate according to lubrication chart.
Husqvarna- 71 SER VICE JOURNAL Action Date, mtr reading, stamp, sign 50-Hour Service 1. Perform the 25-hour service. □ 2. Clean/replace the air cleaner ’s lter cartridge (paper lter) (shorter intervals for dusty operating conditions). □ 3.
72 -Husqvarna SER VICE 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 lter . □ 4. Clean/replace the spark plugs. □ 5. Replace the fuel lter .
Husqvarna- 73 SER VICE JOURNAL Action Date, mtr reading, stamp, sign 300-Hour Service 1. Perform the 25-hour service. □ 2. Perform the 50-hour service. □ 3. Perform the 100-hour service. □ 4. Check/adjust the mower deck. □ 5. Clean the combustion chamber and grind the valve seats.
74 -Husqvarna SER VICE JOURNAL Action Date, mtr reading, stamp, sign At Least Once Each Y ear 1. Clean the engine’s cooling air intake (25 hours). □ 2. Replace the air cleaner ’s pre-lter (foam) (300 hours). □ 3. Replace the air lter ’s paper cartridge.
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P/N 1 15 127127 IR 10/15/08.
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