Husqvarna M-ZT52 Operator's Manual
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Husqvarna M-ZT52 Operator's Manual

Husqvarna M-ZT52 Operator's Manual

Ride-on mower
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Operator Manual
Gasoline containing up to 10% ethanol
(E10) is acceptable for use in this
machine. The use of any gasoline
exceeding 10% ethanol (E10) will void
M-ZT52 / 967177005
the product warranty.
Please read the operator manual carefully and make sure
you understand the instructions before using the machine.

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Summary of Contents for Husqvarna M-ZT52

  • Page 1 (E10) is acceptable for use in this machine. The use of any gasoline exceeding 10% ethanol (E10) will void M-ZT52 / 967177005 the product warranty. Please read the operator manual carefully and make sure you understand the instructions before using the machine.
  • Page 2 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.

  • Page 3: Table Of Contents

    CONTENTS INTRODUCTION ............... 5 Running ..............30 Driving and Transport on Public Roads ...... 5 Operating on Hills ............. 31 Towing ................. 5 Stopping the Engine ..........32 Operating ..............5 Mowing Tips ............. 33 Good Service .............. 6 Moving Machine By Hand ........34 Manufacturing Number .........
  • Page 4 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.

  • Page 5: Introduction

    INTRODUCTION Congratulations Towing Thank you for purchasing a Husqvarna ride-on If machine is equipped with a tow hitch, use extreme mower. This machine is built for superior efficiency caution when towing. Never allow children or others in to rapidly mow primarily large areas. A control panel or on the towed equipment.

  • Page 6: Good Service

    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.

  • Page 7: Symbols And Decals

    SYMBOLS AND DECALS These symbols are found on the machine and in the operator manual. Study them carefully so that you know what they mean. WARNING! IMPORTANT INFORMATION Xxxx xxxxxx xxxxx xxxx xxxxxxxxx Xxxx xxxxxx xxxxx xxxx xxxxxxxxx xxxxxx xxxxxx xxxxxxxxx. xx xxxxxxxx xxxx xxxxxxxxx.
  • Page 8 SYMBOLS AND DECALS Shut off engine and remove key before performing any Keep a safe maintenance or distance from the Use on slopes no Read Operator Manual repair work machine greater than 10° No passengers Whole body Severing of fingers Do not open or Careful backing up, Careful going forward,...

  • Page 9: Safety

    SAFETY Safety Instructions WARNING! These instructions are for your safety. Read them This symbol means that important safety carefully. instructions need to be emphasized. It WARNING! concerns your safety. 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.
  • Page 10 SAFETY • 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.

  • Page 11: Personal Safety Equipment

    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.
  • Page 12 SAFETY • Do not use on steep slopes. • 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.

  • Page 13: Safe Handling Of Gasoline

    SAFETY Safe Handling of Gasoline WARNING! 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.
  • 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! Avoid electrical sparking and its consequences by the following routines:...

  • Page 16: Transport

    (if any). If a spark arrestor is used, it should be maintained in effective working Other states may have similar laws. Federal laws apply order by the operator. on federal lands. A spark arrestor for the muffler is available through any authorized Husqvarna dealer.

  • Page 17: Rollover Protection System (Rops)

    SAFETY Rollover Protection System (ROPS) WARNING! The ROPS increases the basic weight of the unit by 73 The rollover protection system's lbs/33 kg. capabilities may be impaired by damage • Do not use ROPS as a lifting, attaching or if the mower is overturned or if alteration anchoring point.

  • Page 18: Controls

    CONTROLS This operator manual describes the Husqvarna hydraulic pumps. Using the left and right steering Zero Turn Rider. The rider is fitted with a four-stroke controls, the flow is regulated and thereby the direction overhead valve engine. and speed. Transmission from the engine is made via belt-driven Control Locations 1.

  • Page 19: 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.

  • Page 20: 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 21: Throttle Control

    CONTROLS 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 back respectively.

  • 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. 8065-010 Tracking Knob Fuel shut off valve in the CLOSED position. If the mower is not tracking straight, check the air pressure in both rear tires.

  • Page 23: Cutting Height Adjuster

    CONTROLS Cutting Height Adjuster The desired cutting height is set with the height pin. The cutting height pedal releases the deck lift to place the deck at the selected height. For transport, push the lift pedal fully forward until the deck lift latches in the transport (highest) position.

  • Page 24: Refueling

    CONTROLS Refueling 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 25: Operation

    OPERATION Read the Safety section and following pages, if you To turn to the right are unfamiliar with the machine. While moving in a forward direction, pull the right lever back towards the neutral position while maintaining Training the position of the left lever, this will slow the rotation of Due to unique steering capabilities, zero turn mowers the right wheel and cause the machine to turn in that are far more maneuverable than typical riding mowers.

  • Page 26: Roll Bar And Safety Belt

    OPERATION Roll Bar and Safety Belt Operate the unit with the roll bar in the raised and locked position and use the seat belt. There is no rollover protection when the roll bar is down. If it is necessary to lower roll bar, do not wear the seat belt. Raise the roll bar as soon as clearance permits.

  • Page 27: Starting The Engine

    OPERATION Starting the Engine 1. Sit on the seat. 2. Raise the mower deck to the transport position by setting the lift pedal fully forward. 3. Activate the parking brake. 8058-225 Set mower deck to the transport position 4. Disengage the mower blades by pressing the blade switch down.
  • Page 28 OPERATION 6. Move the throttle to the middle position. 7. If the engine is cold, the choke control should be pulled up. WARNING! Engine exhaust and certain vehicle components contain or emit chemicals considered to cause cancer, birth defects or other reproductive system damage.

  • Page 29: Jumper Cables Use

    OPERATION Weak Battery If the battery is too weak to start the engine, it should be recharged. (See Battery in the Maintenance section.) WARNING! Lead-acid batteries generate explosive gases. Keep sparks, flame and smoking materials away from batteries. Always wear eye protection when around batteries.

  • 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 Instructions. WARNING! Do not drive up or down hills with slopes greater than 10 degrees. Do not drive across slopes. • The slowest speed possible should be used before starting up or down hills.

  • Page 32: Stopping The Engine

    OPERATION Stopping the Engine For all models, move the throttle to the minimum position (tortoise symbol). If the engine has been worked hard, allow it to idle a minute to attain a normal operating temperature before stopping. To prevent fouling the spark plugs, avoid idling the engine for longer periods.

  • Page 33: Mowing Tips

    OPERATION Mowing Tips WARNING! • Observe and flag rocks and other fixed objects to 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.

  • Page 34: Moving Machine By Hand

    OPERATION Moving Machine By Hand WARNING! No adjustments or maintenance should be carried out unless: • the engine stopped • the ignition key removed • the parking brake activated When pushing or pulling the mower, engage the bypass linkages with the hydro release levers. The levers are located on each side of the rear of the unit below the engine plate.

  • Page 35: Maintenance

    MAINTENANCE Maintenance Schedule The following is a list of maintenance procedures an authorized service workshop is recommended to that must be performed on the machine. For those maintain your machine in the best possible condition points not described in this manual, visit an authorized and to ensure safe operation.
  • Page 36 MAINTENANCE Daily At least Maintenance interval once in hours each MAINTENANCE Before After year ■ Check/adjust throttle cable ● ● Check the condition of belts, belt pulleys ■ ■ Change the engine oil ■ ■ Replace the engine oil filter ■...

  • Page 37: Battery

    MAINTENANCE Battery STANDARD STATE APPROXIMATE BATTERY CHARGING TIME* TO FULL CHARGE AT 80 F / 27 The mower is equipped with a maintenance free BATTERY Maximum Rate at: battery and does not need servicing. However, CHARGE 50 Amps 30 Amps 20 Amps 10 Amps periodic charging of the battery with an automotive...

  • 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: • The mower deck is disengaged. • 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. 1. Remove foot plate and belt shields. 2. Using a ratchet or breaker bar with a " 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: 1.

  • Page 41: Cutting Blades

    Blade attachment IMPORTANT INFORMATION Special blade bolt is heat treated. IMPORTANT INFORMATION Replace with a Husqvarna bolt if required. The sharpening of blades should be carried out Do not use lower grade hardware than by an authorized service workshop. specified.

  • Page 42: Adjusting The Mower Deck

    MAINTENANCE Adjusting the Mower Deck WARNING! Check the tire pressure before adjustment of the Blades are sharp. Protect your mower deck. See Tire Pressures in Maintenance hands with gloves and/or wrap section. Faulty mower deck adjustments will cause an blades with a heavy cloth when uneven mowing result.

  • Page 43: Anti-Scalp Rollers

    MAINTENANCE Anti-scalp Rollers Anti-scalp rollers keep the deck in the proper position to help prevent scalping in most terrain conditions. Do not adjust the rollers to support the deck. 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.

  • Page 44: Cleaning

    MAINTENANCE Cleaning ZT-3400 Powertrain Regular cleaning and washing, especially under the mower deck, will increase the machine’s life-span. IMPORTANT INFORMATION Make it a habit to clean the machine directly after use Any servicing dealer attempting a warranty (after it is cooled), before the dirt sticks. repair must have prior approval before Do not spray water on the top of the mower deck.

  • Page 45: Lubrication

    LUBRICATION Lubrication Schedule 8065-095 12/12 Every year Lubricate with grease gun Filter change 1/52 Every Week 1/365 Every day Oil change Level check Change hydraulic drive filters. p Change engine oil every 50 hours. General Remove the ignition key to prevent unintentional Wipe away excess grease after lubrication.

  • Page 46: Engine Oil Change

    LUBRICATION Engine Oil Change WARNING! NOTE: Change the engine oil when the engine is warm. To prevent burns, the engine should Refer to the engine owner’s manual for the correct be shut off and allowed to cool slightly replacement oil and filter change recommendations. so the engine is still warm but the 1.

  • Page 47: Deck Spindle

    LUBRICATION Deck Spindle Lower the cutting deck completely. If a grease gun without rubber hose is used, the foot plate must be removed to access the center spindle. Lubricate with a grease gun, 2-3 strokes per spindle. 8058-131 Deck spindle 8058-058 Center spindle...

  • Page 48: Transaxle (Transmission) Fluid Change

    LUBRICATION Transaxle (Transmission) Fluid Change 11. Install and torque the top port plugs to 180 in./lbs. 12. Continue to fill the transaxles through the This transaxle is designed with an external filter for expansion tank until the FULL COLD line is ease of maintenance.

  • Page 49: Transmission Purging

    LUBRICATION Transmission 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 50: Troubleshooting Guide

    TROUBLESHOOTING GUIDE 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 51 TROUBLESHOOTING GUIDE Problem Cause Machine vibrates • Blades are loose • Blades are incorrectly balanced • Engine is loose Engine overheats • Clogged air intake or cooling fins • Engine overloaded • Poor ventilation around engine • Defective engine speed regulator •...

  • Page 52: Storage

    Always use genuine Husqvarna spare parts. Drain the fuel outdoors, into an approved container. Store the fuel away from open An annual check-up at an authorized service flame or any source of ignition.

  • Page 53: Wiring Diagram

    SCHEMATIC TIMER SCHEMATIC...

  • Page 54: Technical Data

    TECHNICAL DATA Torque Specifications Hex Head Cap Screws The torque values shown should be used as a general guideline when specific torque values are not given. U.S. Standard Hardware Grade SAE Grade 5 SAE Grade 8 Flangelock Screw w/Flangelock Nut Size ft./lbs ft./lbs...
  • Page 55 TECHNICAL DATA The power rating as declared by Engine the engine manufacturer is the Manufacturer Briggs & Stratton average gross power output at the specified RPM of a typical Type Endurance production engine for the engine model measured using SAE Power 26 HP Standards for engine gross power.

  • Page 56: 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 57: Service Journal

    SERVICE JOURNAL Date, mtr reading, stamp, sign Action Delivery Service Charge and connect the battery Adjust the tire pressure of all wheels to 15 PSI (1 bar) Connect the contact box to the cable for the seat’s safety switch Check hydraulic oil level Check hydraulic hoses for kinking or leaks Check neutral position Fill with fuel and open the fuel shut off valve...
  • Page 58 SERVICE JOURNAL Date, mtr reading, stamp, sign Action After 10 hours Change the engine oil Change the oil filter Inspect hydraulic hoses Inspect hydraulic belt Inspect hydraulic filter Check neutral position Check safety system Check seat belt Check ROPS Check fuel system for leaks Inspect safety guards and shields Check brake adjustment...
  • Page 59 SERVICE JOURNAL Date, mtr reading, stamp, sign Action 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 ROPS Check fuel system for leaks Inspect safety guards and shields...
  • Page 60 SERVICE JOURNAL Date, mtr reading, stamp, sign Action 50-Hour 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 ROPS Check fuel system for leaks Inspect safety guards and shields...
  • Page 61 SERVICE JOURNAL Date, mtr reading, stamp, sign Action 250-Hour Service Grease fittings (caster pivots and caster wheels) Inspect dampers 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 Date, mtr reading, stamp, sign Action 500-Hour Service Grease fittings (caster pivots and caster wheels) Inspect dampers 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 63 SERVICE JOURNAL Date, mtr reading, stamp, sign Action At Least Once Each Year Clean the engine’s cooling air intake Replace the air cleaner’s foam prefilter 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 the spark plugs...
  • Page 64 SERVICE JOURNAL Date, mtr reading, stamp, sign Action...
  • Page 65 SERVICE JOURNAL Date, mtr reading, stamp, sign Action...
  • Page 66 SERVICE JOURNAL Date, mtr reading, stamp, sign Action...
  • Page 68 2013-09-30 115 642827 Rev A...

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M-zt61967177005

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