Table of Contents
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Table of Contents
Related Manuals for Husqvarna MZ5425S
Summary of Contents for Husqvarna MZ5425S
- Page 1 Operat_ Manua| MZ5425S ! 250212...
- Page 2 Toimplement i mprovements, specificationsanddesignscanbealteredwithoutprior notification. Notethatno legaldemandscanbeplacedbasedon the informationcontainedin theseinstructions. Useonlyoriginalparts 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. Modifications to the unit may cause unsafe operations or damage the unit. be returned to the reseller or other party for recycling.
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Page 3: Table Of Contents
CONTENTS INTRODUCTION ............Operating on Hills ..........Driving and Transport on Public Roads ..... 5 Stopping the Engine ......... Towing ..............Mowing Tips ............. Operating ............Moving Machine By Hand ........ 34 Good Service ............. MAINTENANCE ............Maintenance Schedule ........Manufacturing Number ......... - Page 4 WARNINGt 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.
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Page 5: Introduction
INTRODUCTION Congratulations Towing Thank you for purchasing a Husqvarna ride-on mower. If machine is equipped with a tow hitch, use extreme This machine is built for superior efficiency to rapidly caution when towing, Never allow children or others in mow primarily large areas. A control panel that is... -
Page 6: Good Service
INTRODUCTION Good Service Husqvarna's products are sold 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... -
Page 7: 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. IMPORTANT INFORMATION WARNINGt Xxxx xxxxxx xxxxx xxxx xxxxxxxxx xxxxxx Xxxx xxxxxx xxxxx xxxx xxxxxxxxx xxxxxxxxx, xx xxxxxxxx xxxx xxxxxx. - Page 8 SYMBOLS AND DECALS Shut off engine and remove key before performing any Keep a safe distance from the Use on slopes no Read Operator's maintenance or repair Manual work machine greater than 10° No passengers ® Whole body exposure Severing of fingers Do not open or Careful backing up, Careful going forward,...
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Page 9: Safety
SAFETY Safety Instructions These instructions are for your safety, Read them carefully, WARNINGt WARNINGt THIS CUTTING MACHINE IS CAPABLE This symbol means that important safety OF AMPUTATING HANDS AND FEET instructions need to be emphasized. It AND THROWING OBJECTS. FAILURE concerns your safety. - Page 10 SAFETY • 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 discharge guard. Operate machine only in daylight or good artificial light.
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Page 11: Personal Safety Equipment
SAFETY Personal Safety Equipment WARNINGt 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. - Page 12 SAFETY Do not try to stabilize the machine by putting a foot on the ground. Do not mow 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.
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Page 13: Safe Handling Of Gasoline
SAFETY Safe Handling of Gasoline ARNINGt The engine and the exhaust system become very hot during operation. There is risk for burns if touched. Allow engine and exhaust system to cool before refueling. To avoid personal injury or property damage, use extreme care in handling gasoline. -
Page 14: General Maintenance
SAFETY 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, Clean oil or fuel spillage and remove any fuel-soaked debris, Allow machine to... - Page 15 SAFETY 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 t Avoid electrical sparking and its consequences...
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Page 16: Transport
Code). arrestor is used, it should be maintained Other states may have similar laws. Federal laws in effective working order by the apply on federal lands. operator. A spark arrestor for the muffler is available through any authorized Husqvarna dealer. -
Page 17: Controls
CONTROLS This operator's manual describes the Husqvarna Zero hydraulic pumps. Using the left and right steering Turn Rider. The rider is fitted with a Kawasaki four- controls, the flow is regulated and thereby the stroke overhead valve engine. direction and speed. -
Page 18: Motion Control Levers
CONTROLS 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 controls are moved outward, When both controls are in the neutral position (N), the machine stands still. -
Page 19: Parking Brake
CONTROLS Parking Brake The parking brake is found on the left of the machine. Pull the lever backward to activate the brake and push forward to release it. IMPORTANT INFORMATION The machine must stand absolutely still when applying the parking brake. Always set the parking brake before dismounting. -
Page 20: Ignition Switch
CONTROLS Ignition Switch The ignition switch is placed on the control panel and is used to start and stop the engine. Turn the key clockwise to start the engine. 8058-145 Ignition switch Choke Control The choke control is used for cold starts in to provide the engine with a richer fuel mixture. -
Page 21: Fuel Tank
CONTROLS Fuel Tank Read the safety instructions before refueling. The capacity for the tank is 5 gallons (19 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
CONTROLS Fuel Shut Off Valve The fuel shut off valve is centered behind the rear of the seat. The valve is off when the handle tab is turned perpendicular to the fuel line. IMPORTANT INFORMATION Always raise the deck to the highest position 8065-010 for transport. -
Page 23: Seat Adjustment Lever
CONTROLS Seat Adjustment Lever The seat can be adjusted lengthways. When making adjustments, the lever under the front edge of the seat is moved to the left (as seen by the driver in the seat), after which the seat can be moved backward or forward. -
Page 24: Operation
OPERATION line, Pull the control levers back to the neutral position Read the Safety section and the following pages if you are unfamiliar with the machine, and the mower should stop moving, Pull back slightly on control levers, allowing the mower Training to move backwards, Push the control levers forward to... -
Page 25: Before Starting
OPERATION Before Starting Read the sections on Safety 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, 8011-441 Lengthways adjustment Set the deck cutting height by inserting the lift pin... -
Page 26: Starting The Engine
OPERATION Starting the Engine Sit on the seat. Raise the mower deck to the transport 3osition by locking the lift pedal fully forward, 8058-223 Set mower deck to the transport position Activate the parking brake, 8058-210 Activate parking brake before starting Disengage the mower blades by pressing the blade switch downwards, 8058-145... - Page 27 OPERATION Move the steering controls outward to the locked (outer) neutral position. 8058-208 Place controls in neutral position Move the throttle to the middle position. If the engine is cold, the choke control should be pulled 8058-145 Set the throttle and choke Open the fuel tank valve.
- Page 28 OPERATION Press in and turn the ignition key to the start 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. 8050-780 Turn to the start position When the engine starts, immediately release the ignition key back to the run position.
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Page 29: Jumper Cables Use
OPERATION 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 The 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 the mower to start other vehicles, IMPORTANT INFORMATION... -
Page 30: Running
OPERATION Running 1. Release the parking brake by 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. -
Page 31: Operating On Hills
OPERATION Operating on Hills Read the Safety Instructions Driving on Slopes in the Safety section. • The slowest speed possible should be used before starting up or down hills. Avoid stopping or changing speed on hills. WARNINGt Do not drive up or down hills with slopes greater than 10 degrees. -
Page 32: Stopping The Engine
OPERATION Stopping the Engine Move the throttle to the minimum position (tortoise symbol). Move the steering controls outward. Disengage the mower deck by depressing the blade switch. 8058-160 Disengage the mower deck and move throttle to minimum Raise the mower deck by pressing the foot pedal forward to the transport position. -
Page 33: Mowing Tips
OPERATION Mowing Tips Observe and flag rocks and other fixed objects to ARNINGt Clear the lawn of stones and other avoid collisions, objects that can be thrown out by the • Begin with a high cutting height and reduce it blades, until the desired mowing result is attained, The average lawn should be cut to 21/2 '' (64 mm) -
Page 34: Moving Machine By Hand
OPERATION Moving Machine By Hand When pushing or pulling the mower, engage the IZT (integrated Zeroturn Transaxle) bypass linkages. The release levers are located on each side of the rear of the unit below the rear engine plate. Raise the deck to the highest (transport) position. Pull the release levers up and out of the keyhole slots. -
Page 35: Maintenance
MAINTENANCE Maintenance Schedule The following is a list of maintenance procedures that an authorized service workshop is recommended must be performed on the machine. For those points maintain your machine in the best possible condition not described in this manual, visit an authorized and to ensure safe operation. - Page 36 MAINTENANCE Daily At least Maintenance interval in hours once each MAINTENANCE Before After year Check/adjust throttle cable Check the condition of belts, belt pulleys • • Change the engine oil 1) Replace the engine oil filter Clean/replace the spark plugs Replace the fuel filter •...
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Page 37: Battery
MAINTENANCE Battery STANDARD STATE APPROXIMATE BATTERY CHARGING TIME* TO FULL CHARGE AT 80°F / 27°C Your mower is equipped with a maintenance free BATTERY Maximum Rate at: battery and does not need servicing. However, CHARGE 50Amps I 30Amps I 20Amps 10Amps periodic charging of the battery with an automotive 12.6V... -
Page 38: Safety System
MAINTENANCE Safety System This 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. -
Page 39: Deck Belt
MAINTENANCE Deck Belt Deck Belt Removal Park on a level surface. Apply park brake. Lower the deck into the lowest cutting position. Remove foot plate and belt shields. Using a ratchet or breaker bar with a 9/16"socket on the spring idler bolt, relieve the tension on the belt. -
Page 40: Pump Belt
MAINTENANCE Pump Belt The belts are not adjustable. Replace belts if they begin to slip from wear, Replacing Pump Belt Park the mower on a level surface. Engage the parking brake, Belt Removal From the top side of the deck: Remove the deck belt (see Deck Belt Removal in this section of the manual). -
Page 41: Cutting Blades
Blade bolt (special) Spindle housing Tighten blade bolt securely. Blade attachment Torque blade bolt to 40-55 ft/Ibs (54-75 Nm). IMPORTANT INFORMATION Special blade bolt is heat treated. Replace with a Husqvarna bolt if required. Do not use lower grade hardware than specified. -
Page 42: Adjusting The Mower Deck
MAINTENANCE Adjusting the Mower Deck Check the tire pressure before adjustment of the mower deck. See Tire Pressures in Maintenance section. Faulty mower deck adjustments will cause an uneven mowing result. Leveling deck Adjust the deck while the mower is on a level surface. -
Page 43: Anti-Scalp Rollers
MAINTENANCE 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, IMPORTANT INFORMATION Adjust anti-scalp rollers with the mower on a... -
Page 44: Caster Wheels
MAINTENANCE Caster Wheels Check every 200 hours. Check that wheels rotate freely, IMPORTANT INFORMATION DO NOT add any type of tire liner or foam fill material to the tires. Excessive loads created by foam tires will cause premature failures. Use only O.E.M. specified tires. Removal and Installation Remove nut and caster bolt. -
Page 45: Lubrication
LUBRICATION Lubrication Schedule 12/12 1/52 /365 100h 200h 300h 8058-056 Level check 12/12 Every year Lubricate with grease gun 1/52 Every Week Filter change Oil change 1/365 Every day Change hydraulic drive filters, A See Engine Manufacturer's manual General Remove the ignition key to prevent unintentional Wipe away excess grease after lubrication, movements during lubrication, It is important to avoid getting lubricant on the belts... -
Page 46: Wheel And Deck Zerks
LUBRICATION Wheel and Deck Zerks Use only good quality bearing grease, Grease from well-known brand names (petrochemical companies, etc,) usually maintains a good quality, Front Wheel Mount Lubricate 3-4 strokes with a grease gun on each set of wheel mounts, Front Wheel Bearings Lubricate 3-4 strokes with a grease gun on each set of wheel bearings,... -
Page 47: Transaxle (Transmission) Fluid Change
LUBRICATION Transaxle (Transmission) Fluid Change 10. Fill with 20W50 motor oil until oil just appears This transaxle is designed with an external filter for at the bottom of each transaxles' top port ease of maintenance. To ensure constant fluid quality (approximately 2 quarts per transaxle, 4 quarts levels and longer life, an oil filter change interval of... -
Page 48: Troubleshooting Guide
TROUBLESHOOTING 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 •... - Page 49 TROUBLESHOOTING Problem Cause Machine vibrates • Blades are loose • Blades are incorrectly balanced • Engine is loose • Blades are bent Engine overheats • Clogged air intake or cooling fins • Engine overloaded • Poor ventilation around engine • Defective engine speed regulator •...
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Page 50: Storage
Drain the fuel into an purchase year, model, type, and serial number. approved container outdoors and store Always use genuine Husqvarna spare parts. far away from open flame. Never use gasoline for cleaning. Use a degreaser An annual check-up at an authorized service and warm water instead. -
Page 51: Wiring Diagrams
NOTES: 1. SEAT UNOCCUPIED 2. BRAKE SWITCH IN OFF POSITION 3. MOTION CONTROL LEVERS SOLENOID 4. PTO IN OFF POSITION '"iREI3 RED/BLK RED/BLK BRAKE 20 AMP PIGTAIL RIGHT MOTION CONTROL LEVER ENGINE SWITCH G :IN WH____!___T j[__j SEAT © BLU [_ WriT LEFT MOTION >... -
Page 52: Technical Data
TECHNICAL DATA MZ5425S Engine Manufacturer Kohler 1_ Type Courage Pro Power 25 HP 2/ Lubrication Pressure w/Oil Filter Fuel Min 87 octane unleaded (Max ethyl alcohol 10%, Max MTBE 15%) Fuel tank capacity 5 gallons / 19 liters Cooling Air cooled Alternator 12v 15 amp @ 3600 rpm Starter... - Page 53 TECHNICAL DATA MZ5425S Frame Cutting Width 54" (137 cm) • Cutting Height 11/2"-41/2" (3,8-11,4 cm) Uncut Circle Number of Blades • Blade Length 18"/46cm Nose Roller Seat Standard w/slides Hinged Arm Rests Hour Meter Blade Engagement 200 ft-lb Warner Clutch Deck Construction Stamped Productivity...
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Page 54: Torque Specifications
TECHNICAL DATA Torque Specifications Standard 1/4" f asteners 50 ft/Ib (67 Nm) 9 ft/Ib (12 Nm) Engine crankshaft bolt Standard 5/16" f asteners 20 ft/Ib (23 Nm) 18 ft/Ib (25 Nm) Deck pulley bolts Standard 3/6"fasteners 75 ft/Ib (100 Nm) 33 ft/Ib (44 Nm) Lug nuts Standard 7/16"... -
Page 55: 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, Take care of these valuable documents,... -
Page 56: Service Journal
SERVICE JOURNAL Action Date, mtr reading, stamp, sign 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. - Page 57 SERVICE JOURNAL Action Date, mtr reading, stamp, sign After 10 hours Change the engine oil, Inspect hydraulic hoses, Inspect hydraulic belt Inspect hydraulic filter, Check neutral position, Check safety system, Check seat belt, Check fuel system for leaks, Inspect safety guards and shields, Check brake adjustment,...
- Page 58 SERVICE JOURNAL Action Date, mtr reading, stamp, sign Daily Service Clean debris from mower, Check engine oil level, Check the tire pressures, Check underside of deck, Inspect deck pulleys, Check/clean the engine's cooling air intake. Check safety system, Check seat belt, Check fuel system for leaks, Inspect safety guards and shields, Check brake adjustment,...
- Page 59 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 and cables, Lubricate according to lubrication chart, Check/clean the engine's cooling air intake. Clean the air cleaner's foam pre-filter.
- Page 60 SERVICE JOURNAL Action Date, mtr reading, stamp, sign lO0-Hour Service Grease fittings (caster pivots and caster wheels) Inspect dampeners Inspect frame Inspect throttle cable Inspect hardware Check the tire pressures Change the engine oil and filter Change air filter Inspect spark plug Inspect fuel filter Check engine RPM Clean underside of deck...
- Page 61 SERVICE JOURNAL Action Date, mtr reading, stamp, sign 300-Hour Service Grease fittings (caster pivots and caster wheels) Inspect dampeners Inspect frame Inspect throttle cable Inspect hardware Check the tire pressures Change the engine oil and filter Change air filter Inspect spark plug Inspect fuel filter Check engine RPM Clean underside of deck...
- Page 62 SERVICE JOURNAL Action Date, mtr reading, stamp, sign At least once each year Clean the engine's cooling air intake, Replace the air cleaner's pre-filter (foam). Replace the air filter's paper cartridge, Change the engine oil, Replace the engine oil filter Check/adjust the cutting height Check/adjust the parking brake Clean/change...
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