Husqvarna MZ 52LE Operator's Manual

Husqvarna MZ 52LE Operator's Manual

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Operator Manual
MZ 52LE
/ 967 602901-00
MZ 52
/ 967 602901-00
Please read the operator manual carefully
and make sure you understand
the instructions before using the machine.
Gasoline containing up to 10% ethanol (E10) is permitted for use
in this machine. The use of gasoline with more than
EN
10% ethanol (E10) will void the product warranty.

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Summary of Contents for Husqvarna MZ 52LE

  • Page 1 Operator Manual MZ 52LE / 967 602901-00 MZ 52 / 967 602901-00 Please read the operator manual carefully and make sure you understand the instructions before using the machine. Gasoline containing up to 10% ethanol (E10) is permitted for use in this machine.
  • Page 2: 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 these labels. Certificates can also be supplied with the machine at delivery or written in the Engine manual.
  • Page 3: Table Of Contents

    CONTENTS INTRODUCTION..........4 Driving and Transport on Public Roads ..4 Towing ............4 Operating ............. 4 SYMBOLS AND DECALS ......... 6 SAFETY ............7 Protecting Children ........7 Personal Safety Equipment ......8 Slope Operation ........... 8 Safe Handling of Gasoline ......9 Transport ...........
  • Page 4: Introduction

    If machine is equipped with a tow hitch, use much Congratulations more caution when towing. Do not let children or Thank you for purchasing a Husqvarna ride- others in or on the towed equipment. Make wide on mower. This machine is built for superior turns to avoid jack-knifing.
  • Page 5: Good Service

    INTRODUCTION Good Service Husqvarna's products are sold throughout 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 6: Symbols And Decals

    reader neglects to follow the instructions in the SYMBOLS AND DECALS manual. These symbols are found on the machine and in the operator manual. IMPORTANT INFORMATION Xxxx xxxxxx Study them carefully so that you know what they xxxxx xxxx xxxxxxxxx xxxxxx xxxxxxxxx. mean.
  • Page 7: Safety

    • Do not let children to operate the machine. SAFETY • Use extreme care when going near blind Safety Instructions corners, shrubs, trees, or other objects that may block your view of a child. These instructions are for your safety. Read them carefully.
  • Page 8: Personal Safety Equipment

    Personal Safety Equipment SAFETY Make sure that first aid • Always turn off blades, move the steering equipment is close at control lever out to the park brake position, stop hand when using the engine and remove keys before dismounting. machine.
  • Page 9: Safe Handling Of Gasoline

    • If fuel is spilled on clothing, change clothing SAFETY immediately. • Do not mow near drop-offs, ditches, or • Do not start the engine near spilled fuel. embankments. The machine could suddenly • Do not use gasoline as a cleaning agent. roll over if a wheel is over the edge or the edge •...
  • Page 10: Transport

    Transport SAFETY • The machine is • Stop to inspect the equipment if you run over or heavy and can into anything. If necessary, make repairs before cause serious starting. crushing injuries. • Do not make adjustments or repairs with the Be extra cautious engine running.
  • Page 11: Towing

    Federal laws apply on federal lands. If a spark arrestor is used, it must be maintained in effective working order by the operator. A spark arrestor for the muffler is available through your authorized Husqvarna dealer.
  • Page 12: Controls

    CONTROLS This operator manual describes the Husqvarna belt-driven hydraulic pumps. Using the left and Zero Turn Rider. The rider is fitted with a four- right steering controls, the flow is regulated and stroke overhead valve engine. thereby the direction and speed.
  • Page 13: Steering Control Levers

    CONTROLS WARNING! The machine can turn very Steering Control Levers rapidly if one steering control is moved much further forward than the other. Park Brake The machine’s speed and direction are continuously variable using the two steering controls. The steering controls can be moved The park brake is found on the left of the forward or backward about a neutral position.
  • Page 14: Choke Control

    Service Meter CONTROLS Choke Control The service meter displays the total number of hours the engine has run and indicates when the engine and mower need servicing. The choke control is used for cold starts to After every 50 hours of operation, an oil can icon provide the engine with a richer fuel mixture.
  • Page 15: Fuses

    Fuel Shut Off Valve CONTROLS Fuses 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. Fuses are located on the left hand side of the machine and are accessed by tilting the seat Tracking forward.
  • Page 16: Fuel Tank

    CONTROLS WARNING! Fill to bottom of filler neck. Do not overfill. Wipe off spilled oil or fuel. Do Fuel Tank not store, spill or use gasoline near an open flame. WARNING! The engine and the exhaust system, become very hot during operation. There is a risk for burns if touched.
  • Page 17: Operation

    To turn to the right OPERATION While moving in a forward direction, pull the right Read the Safety section and following pages, if lever back towards the neutral position while you are unfamiliar with the machine. maintaining the position of the left lever, this will slow the rotation of the right wheel and cause the Training machine to turn in that direction.
  • Page 18: Starting The Engine

    OPERATION IMPORTANT INFORMATION Do not run the starter for more than five seconds each time. If Starting the Engine the engine does not start, wait approximately 1. Sit on the seat. ten seconds before retrying. 2. Raise the mower deck to the transport 9.
  • Page 19: Operating On Hills

    the mown area. The total time taken is not OPERATION increased as a higher operating speed can be used without poor mowing results. prevent fouling the spark plugs, avoid idling • When mowing large areas, start by turning to the engine for longer periods. the right so that clippings will discharge away 6.
  • Page 20: Moving Machine By Hand

    OPERATION WARNING! Do not make adjustments unless: Moving Machine By Hand • the engine is stopped, When pushing or pulling the mower, engage the bypass linkages. The release levers are located • the ignition key is removed, on each side of the rear of the unit below the rear •...
  • Page 21: Maintenance

    MAINTENANCE Maintenance Schedule Following is a list of maintenance procedures is recommended to maintain your machine in that must be performed on the machine. For the best possible condition and to ensure safe those points not described in this manual, visit an operation.
  • Page 22 MAINTENANCE MAINTENANCE INTERVAL LEAST DAILY IN HOURS ONCE EACH MAINTENANCE BEFORE AFTER YEAR CHECK ■ Throttle and choke cables for adjustment ● ● Mower deck for adjustment ● ● Condition of belts, belt pulleys ● ● Caster wheels (every 200 hours) ♦...
  • Page 23: Safety System

    4. Torque blade bolt to 45-55 lb-pie (122 Nm). IMPORTANT INFORMATION The special blade bolt is heat treated. Replace it with a Husqvarna bolt if required. Do not a use lower grade hardware than specified. Park Brake Make daily inspections to ensure that the safety...
  • Page 24: Battery

    MAINTENANCE STATE APPROXIMATE CHARGING TIME* TO FULL CHARGE AT 27 BATTERY Battery Maximum Rate at: CHARGE If the battery is too weak to start the engine, 50 Amps 30 Amps 20 Amps 10 Amps it must be recharged. (See Battery in the 12.6V 100% - FULL CHARGE -...
  • Page 25: Anti-Scalp Rollers

    Caster Wheels MAINTENANCE Check every 200 hours. Check that wheels rotate freely. Foam filled tires or solid tires will void the warranty. WARNING! Do not short battery terminals by allowing a wrench or other objects To replace, remove nut and caster bolt. Pull the to contact both terminals at the same time.
  • Page 26: Adjusting The Mower Deck

    From the underside of the mower: MAINTENANCE 3. Remove clutch stop to access the belt. 4. Carefully lift the belt over the top of the cutter 4. With a 1/2" breaker bar and using the square housing pulleys. opening in the pump idler arm, shift the arm to 5.
  • Page 27: Zt-3100 Powertrain

    ZT-3100 Powertrain MAINTENANCE Regular external maintenance of the ZT-3100 procedure, the mower deck drive belt must be Powertrain™ should include the following: installed prior to leveling the deck. 1. Check oil level in expansion tanks. When 1. Wear heavy gloves. Turn each outer blade tip the engine is cold, the tanks should be at the to align with the deck side-to-side.
  • Page 28: Lubrication

    LUBRICATION Lubrication Schedule Change hydraulic drive filters. p Change engine oil every 50 hours. 12/12 Every year Lubricate with grease gun 1/52 Every Week Filter change 1/365 Every day Oil change Level check General Wipe away excess grease after lubrication. Remove the ignition key to prevent unintentional movements during lubrication.
  • Page 29: Wheel And Deck Zerks

    Engine oil LUBRICATION NOTE: Change the engine oil when the engine Wheel and Deck Zerks is warm. Refer to the engine owner’s manual for the correct replacement oil and filter change Use only good quality bearing grease. recommendations. Grease from well-known brand names (petrochemical companies, etc.) usually maintains a good quality.
  • Page 30: Transaxle Fluid Change

    11. Install and torque the top port plugs to LUBRICATION 180 in./lbs. Transaxle Fluid Change 12. Continue to fill the transaxles through the expansion tank until the FULL COLD line The transaxle is designed with an external filter is reached (this will take approximately .7 for ease of maintenance.
  • Page 31: Troubleshooting

    TROUBLESHOOTING Problem / Cause Engine will not start Engine overheats Blade switch is engaged Clogged air intake or cooling fins Steering controls are not locked in the Engine overloaded neutral position Poor ventilation around engine Park brake is not activated Defective engine speed regulator Dead battery Too little or no oil in the engine...
  • Page 32: Storage

    Handle the fuel with care. It is very flammable and can cause serious personal Always use genuine Husqvarna spare parts. injury and property damage. Drain the fuel An annual check-up at an authorized service...
  • Page 33: Schematic

    SCHEMATIC...
  • Page 34: Technical Data

    TECHNICAL DATA ENGINE Manufacturer Kohler Type KT740 Power 18.6 kW @ 3600 rpm Lubrication Pressure with oil filter Fuel Min 87 octane unleaded (Max ethanol 10%, Max MTBE 15%) Fuel tank capacity 18.9 liters Cooling Air cooled Air filter Heavy Duty Cartridge Alternator 12v 15 amp @ 3600 rpm Starter...
  • Page 35: Torque Specifications

    TECHNICAL DATA Torque Specifications Standard 1/4" fasteners 9 ft/lb Engine crankshaft bolt 50 ft/lb Standard 5/16" fasteners 18 ft/lb Deck pulley bolts 150 ft/lb Standard 3/8" fasteners 33 ft/lb Lug nuts 75 ft/lb Standard 7/16" fasteners 52 ft/lb Blade bolt 90 ft/lb Standard 1/2"...
  • Page 36: Service Journal

    SERVICE JOURNAL DELIVERY SERVICE Action Date, mtr reading, stamp, sign Charge and connect 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 hydraulic oil level Check hydraulic hoses for kinking or leaks Check that the right amount of oil is in the engine...
  • Page 37 SERVICE JOURNAL AFTER 10 HOURS Action Date, mtr reading, stamp, sign 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 fuel system for leaks Inspect safety guards and shields Check brake adjustment DAILY SERVICE...
  • Page 38 SERVICE JOURNAL 50-HOUR SERVICE Action Date, mtr reading, stamp, sign 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 39 SERVICE JOURNAL 250-HOUR SERVICE Action Date, mtr reading, stamp, sign Grease fittings (caster pivots and caster wheels) Inspect dampers Inspect frame Inspect throttle and choke cables Inspect hardware Check the tire pressures Change the engine oil and filter Change air filter Inspect spark plug Inspect fuel filter Check engine RPM...
  • Page 40 SERVICE JOURNAL 500-HOUR SERVICE Action Date, mtr reading, stamp, sign Grease fittings (caster pivots and caster wheels) Inspect dampers Inspect frame Inspect throttle and choke cables Inspect hardware Check the tire pressures Change the engine oil and filter Change air filter Inspect spark plug Inspect fuel filter Check engine RPM...
  • Page 41 SERVICE JOURNAL AT LEAST ONCE EACH YEAR Action Date, mtr reading, stamp, sign Clean the engine’s cooling air intake Replace the air cleaner’s foam pre-filter Replace the air filter’s paper cartridge Change the engine oil Replace the engine oil filter Check/adjust the cutting height Check/adjust the park brake Clean/Change the spark plugs...
  • Page 44 115 75 06-28 Rev B 2016-02-01...

This manual is also suitable for:

Mz 52

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