Husqvarna MZ 52 Operator's Manual

Husqvarna MZ 52 Operator's Manual

Zero turn mower
Hide thumbs Also See for MZ 52:
Operator Manual
/ MZ 52
Zero Turn Mower
967666001-00
Please read the operator manual carefully and make sure
you understand the instructions before using the machine.
Gasoline containing a maximum of 10% ethanol (E10)
is acceptable for use in this machine. The use of gasoline with
more than 10% ethanol (E10) will void the product warranty.
EN
Table of Contents
loading

Summary of Contents for Husqvarna MZ 52

  • Page 1 Operator Manual / MZ 52 Zero Turn Mower 967666001-00 Please read the operator manual carefully and make sure you understand the instructions before using the machine. Gasoline containing a maximum of 10% ethanol (E10) is acceptable for use in this machine. The use of gasoline with...
  • 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 OPERATION ............17 Driving and Transport on Public Roads ....4 Training .............. 17 Towing ..............4 Operating on Hills ..........19 Operating ............. 4 Moving Machine By Hand ........20 SYMBOLS AND DECALS .......... 6 MAINTENANCE ............
  • Page 4: Introduction

    Do not let children or others in or on the towed equipment. Make wide turns to Thank you for purchasing a Husqvarna ride- avoid jack-knifing. Travel slowly and leave more on mower. This machine is built for superior distance to stop.
  • 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 the retailer.
  • Page 6: Symbols And Decals

    SYMBOLS AND DECALS IMPORTANT INFORMATION Xxxx xxxxxx xxxxx xxxx xxxxxxxxx xxxxxx xxxxxxxxx. These symbols are on the machine and in the operator manual. Study them carefully until you Used in this publication to tell the reader of a know what they mean. risk of material damage, particularly if the reader neglects to obey the instructions in the manual.
  • Page 7: Safety

    General Operation SAFETY • Read, understand, Safety Instructions and obey all instructions on the These instructions are for your safety. Read them machine and in carefully. the manual before starting. WARNING! THIS CUTTING MACHINE CAN AMPUTATE HANDS AND FEET AND •...
  • Page 8: Personal Safety Equipment

    • Always wear approved protective glasses or a SAFETY full visor when assembling or driving. • Disengage blades when not mowing. Shut off • Always wear gloves when handling the blades. engine and wait for all parts to come to a full •...
  • Page 9: Safe Handling Of Gasoline

    General Maintenance SAFETY • Do not use the Safe Handling of Gasoline machine indoors or in areas lacking To avoid personal injury or damage to property, sufficient airflow. use care in handling gasoline. Gasoline is very The exhaust fumes flammable and the fumes are explosive. contain carbon monoxide, an WARNING! The engine and the exhaust...
  • Page 10: Transport

    A spark arrestor for the muffler is available Transport through your authorized Husqvarna dealer. • The machine is heavy and can cause serious crushing injuries. Be more careful when it is loaded on or removed from a vehicle or trailer.
  • Page 11: Rollover Protection System

    SAFETY Rollover Protection System The Rollover Protection System (ROPS) increases the basic weight of the unit by 73 lbs. • Do not use ROPS as a lifting, attaching or anchoring point. • Do not use ROPS for wrecking or towing. •...
  • Page 12: Controls

    Transmission from the engine is made by CONTROLS belt-driven hydraulic pumps. Using the steering controls regulates the direction and speed. This operator manual describes the Husqvarna Zero Turn Rider. The rider is fitted with a four- stroke overhead valve engine. 1. Motion control levers 6.
  • Page 13: Steering Control Levers

    Throttle Control CONTROLS Steering Control Levers The throttle controls the engine speed and the rate of rotation of the blades, assuming the blade switch is pulled out. The machine’s speed and direction are continuously variable using the two steering The control is moved forward or back to increase controls.
  • Page 14: Blade Switch

    Park Brake CONTROLS Blade Switch The park brake is on the left side of the machine. Pull the lever backward to operate the brake and push forward to release it. To engage the mower deck, pull the knob out; mower blades are disengaged when the knob is IMPORTANT INFORMATION The machine pressed down.
  • Page 15: Fuses

    Cutting Height Pedal CONTROLS Fuses 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. Fuses are on the left hand side of the machine and are accessed by tilting the seat forward.
  • Page 16: Fuel Tank

    CONTROLS WARNING! Fill to the bottom of the filler Fuel Tank neck. Do not add too much gasoline. Wipe off spilled oil or fuel. Do not keep, spill or use gasoline near an open flame. WARNING! The engine and the exhaust system become very hot during operation.
  • Page 17: Operation

    To turn to the left OPERATION While moving in a forward direction pull the left 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 right lever, this will slow the rotation of the left wheel and cause the Training machine to turn in that direction.
  • Page 18: Starting The Engine

    7. Open the fuel tank valve. OPERATION 8. Push in and turn the ignition key to the start The following conditions must be fulfilled before position. the engine can be started: IMPORTANT INFORMATION Do not run the • The blade switch must be pressed downward starter for more than five seconds each time.
  • Page 19: Operating On Hills

    • When mowing large areas, start by turning to OPERATION the right so that clippings will discharge away from shrubs, fences, driveways, etc. After one 6. Turn the ignition key to the stop position and or two rounds, mow in the opposite direction remove the key.
  • Page 20: Moving Machine By Hand

    OPERATION Moving Machine By Hand When pushing or pulling the mower, engage the bypass linkages. The release levers are on each side of the rear of the unit below the rear engine plate. 1. Raise the deck to the highest (transport) position.
  • Page 21: Maintenance

    carried out by an authorized service workshop MAINTENANCE is recommended to maintain your machine in the best possible condition and to ensure safe Maintenance Schedule operation. Following is a list of maintenance procedures Read General Maintenance in the Safety that must be performed on the machine. For section.
  • Page 22 MAINTENANCE MAINTENANCE INTERVAL AT LEAST DAILY IN HOURS ONCE EACH BEFORE AFTER MAINTENANCE YEAR CHECK ■ Throttle cable for adjustment ● ● Mower deck for adjustment ● ● Condition of belts, belt pulleys ● ● Caster wheels (at 200 hour intervals) ♦...
  • Page 23: Battery

    Cleaning the battery and terminals MAINTENANCE Corrosion and dirt on the battery and terminals Battery can cause the battery to lose power. If the battery is too weak to start the engine, it 1. Lift the seat and rotate fully forward until must be recharged.
  • Page 24: Safety System

    When the belt is correctly routed, slowly release the idler arm Only use tires specified by Husqvarna. to tighten the belt. 6. Check that there are not twists in the belt and that the routing matches the routing decal.
  • Page 25: Cutting Blades

    Nm). IMPORTANT INFORMATION The special blade bolt is heat treated. Replace it with a Husqvarna bolt if necessary. Do not a use lower grade hardware than specified. 5. With the idler arm in the slack position, slip a screwdriver, clevis pin or similar into the 3/8"...
  • Page 26: Adjusting The Mower Deck

    4. Confirm measurements again. The blade tip MAINTENANCE height must be equal side-to-side. In the rear, blade tips must be 3.175 mm to 9.525 mm Adjusting the Mower Deck higher than the front measurement. In the Leveling Deck front, blade tips must be equal from side-to- Adjust the deck while the mower is on a level side.
  • Page 27: Caster Wheels

    Cleaning MAINTENANCE Regular cleaning, especially under the mower Caster Wheels deck, will increase the machine’s life-span. Clean the machine directly after use (after it is cooled), Check every 200 hours. Check that wheels turn before the debris sticks. freely. Foam filled tires or solid tires will void the warranty.
  • Page 28: Lubrication

    LUBRICATION Lubrication Schedule 12/12 1/52 1/365 50h 100h 200h 300h 12/12 Every year Lubricate with grease gun 1/52 Every Week Filter change 1/365 Every day Oil change Level check General IMPORTANT INFORMATION Use minimal Remove the ignition key to prevent unintentional lubrication and remove excess lubricant so that movements during lubrication.
  • Page 29: Engine Oil Change

    Wheel and Deck Zerks LUBRICATION Use only good quality bearing grease. Grease Engine oil change from well-known brand names (petrochemical companies, etc.) usually maintains a good quality. NOTE: Change the engine oil when the engine is warm. Refer to the engine owner’s manual Front Wheel Mount for the correct replacement oil and filter change Lubricate 3-4 strokes with a grease gun on each...
  • 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 23 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 engaged Defective engine speed regulator Dead battery Insufficent or no oil in the engine...
  • Page 32: Storage

    Drain the fuel into an Always use genuine Husqvarna spare parts. approved container outdoors and keep it away from open flame or sources of ignition. Do not An annual check-up at an authorized service use gasoline for cleaning.
  • Page 33: Schematic

    SCHEMATIC...
  • Page 34: Technical Data

    TECHNICAL DATA ENGINE Manufacturer Kawasaki Type FR730V Power 17.9 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 Check seat belt Check ROPS DAILY SERVICE Action Date, mtr reading, stamp, sign Clean debris from mower Check engine oil level Check the tire pressures Check underside of deck Check safety system Check seat belt...
  • Page 38 SERVICE JOURNAL 100-HOUR SERVICE Action Date, mtr reading, stamp, sign Do the 25-hour service Do the 50-hour service Change the engine oil filter Clean/replace the spark plugs Replace the fuel filter Check V-belts Check / tighten caster wheel axle bolts (at 200 hour intervals) Change the air filter’s paper cartridge 300-HOUR SERVICE Action...
  • Page 40 115 88 27-28 Rev A 2017-02-15...

Table of Contents