Husqvarna 966 553901-04 Operator's Manual

Zero turn mower

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Operator Manual
PZ 34
Zero Turn Mower /
966 553901-04
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
10% ethanol (E10) will void the product warranty.
EN

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Table of Contents
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Summary of Contents for Husqvarna 966 553901-04

  • Page 1 Operator Manual PZ 34 Zero Turn Mower / 966 553901-04 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...
  • Page 2 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 Roll Bar ............17 Operating ............. 4 Operating on Hills ........19 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 Thank you for purchasing a Husqvarna ride- turns to avoid jack-knifing. Travel slowly and leave on mower. This machine is built for superior more distance to stop.
  • Page 5 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

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

    General Operation SAFETY • Read, understand, Safety Instructions and follow all instructions on the These instructions are for your safety. Read them machine and in carefully. the manual before starting. WARNING! THIS CUTTING MACHINE • It is recommended IS CAPABLE OF AMPUTATING HANDS that someone be AND FEET AND THROWING OBJECTS.
  • Page 8: Personal Safety Equipment

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

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

    • Use an approved trailer to transport the SAFETY machine. Operate the park brake by securing the steering controls in the outboard position • Make sure that the fuel filler cap is mounted with elastic or ratchet straps. Turn off the fuel tightly and no flammable substances are kept in supply.
  • Page 11: Rollover Protection System

    • ROPS bar is NOT intended for use in sub zero in effective working order by the operator. temperatures. A spark arrestor for the muffler is available through your authorized Husqvarna dealer. WARNING! There is NO roll over Rollover Protection System protection when the ROPS is folded down.
  • Page 12: Controls

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

    CONTROLS WARNING! The machine can turn very rapidly if one steering control is moved much Steering Control Levers 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 operating time with the blade activated. After every 50 hours of operation, an oil can icon The choke control is used for cold starts to will appear and stay on for two hours, before provide the engine with a richer fuel mixture.
  • Page 15: Fuses

    Cutting Height Pedals CONTROLS Fuses The cutting height pedals release the deck lift and set the desired deck height. Apply pressure to the lift pedal and rotate foot to also apply pressure to Fuses are located on the right hand side of the the release pedal, unlocking the deck lift.
  • Page 16: Fuel Tank

    CONTROLS WARNING! The engine and the exhaust system, become very hot during operation. Fuel Tank There is a risk for burns if touched. Let engine and exhaust system to cool before refueling. Tracking Read the safety instructions before refueling. The capacity for each tank is 5-1/2 gallons.
  • Page 17: Operation

    To turn to the right OPERATION While moving in a forward direction, pull the right lever back towards the neutral position while Read the Safety section and following pages, if maintaining the position of the left lever, this will you are unfamiliar with the machine. slow the rotation of the right wheel and cause the Training machine to turn in that direction.
  • Page 18 6. Move throttle control to the middle position. If OPERATION the engine is cold, pull the choke control up. 4. Adjust the seat to the desired position. 5. Set pin at desired cutting height. (Height selection pin is removed by rotating 180 Make sure that the pin is inserted fully through the both sides of the height panels.
  • Page 19: Operating On Hills

    Mowing Tips OPERATION • Observe and flag rocks and other fixed objects 4. Move throttle control to full throttle. to avoid collisions. 5. Engage the mower deck by pulling the blade • Begin with a high cutting height and reduce switch up.
  • Page 20: Moving Machine By Hand

    OPERATION Moving Machine By Hand Bypass Valves Bypass valves are used to release the system so the machine may be moved by hand when not running. Hydro Pumps Pump release valves are located at the front and rear of the pump. Tilt the seat forward and remove the fan cover to gain access to the pump.
  • 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 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: Battery

    Battery Removal 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 must be recharged. Jumper Cable Use 1. Connect each end of the RED cable to the POSITIVE (+) terminal on each battery, taking care not to short against chassis.
  • Page 24: Safety System

    Tire Pressures MAINTENANCE All tires must be at 15 psi / 103 kPa / 1 bar. Safety System The machine is equipped with a safety system that prevents starting or driving under the following conditions. The engine can only be started when: •...
  • Page 25: Pump Belt

    Pump Belt MAINTENANCE The belts are not adjustable and need to be replaced if they begin to slip from wear. Park the mower on a level surface. Engage the park brake. 1. Remove the deck belt. 2. Remove clutch stop to access the belt. 3.
  • Page 26: Adjusting The Mower Deck

    3. Turn both outer blades to align with the deck IMPORTANT INFORMATION Special blade front to rear. Reposition the rear mounting bolt is heat treated. Replace with a Husqvarna bolts up or down until the rear blade tips are bolt if required. Do not use lower grade positioned 1/8"...
  • Page 27: Deck Lift Spring

    MAINTENANCE Deck Lift Spring When mowing 2" or lower, it may be necessary to adjust the deck lift springs. Access the springs by tilting the seat forward. Loosen the nut to adjust the spring tension. 6. Engage the park brake. Measure the distance between the D brake bolt and the brake swivel.
  • Page 28: Anti-Scalp Rollers

    Cleaning MAINTENANCE Regular cleaning and washing, especially under Anti-scalp Rollers the mower deck, will increase the machine’s life- span. Make it a habit to clean the machine directly Anti-scalp rollers keep the deck in the proper after use (after it is cooled), before the dirt sticks. position to help prevent scalping in most terrain conditions.
  • Page 29: 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 30: Engine Oil

    Wheel and Deck Zerks LUBRICATION Use only good quality bearing grease. Engine Oil Grease from well-known brand names NOTE: Change the engine oil when the engine (petrochemical companies, etc.) usually maintains a good quality. is warm. Refer to the engine owner’s manual for the correct replacement oil and filter change Front Wheel Mount recommendations.
  • Page 31: Transaxle Fluid Change

    Transmission Purging LUBRICATION Due to the effects air has on efficiency in Transaxle Fluid Change hydrostatic drive applications, it is critical to purge the system. Fluid and Filter Change Resulting symptoms in hydrostatic systems may The hydraulic drive is designed with an external filter for ease of maintenance.
  • Page 32: 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 33: Storage

    Drain the fuel Always use genuine Husqvarna spare parts. into an approved container outdoors and An annual check-up at an authorized service store far away from open flame or sources of workshop is a good way to ensure that the ignition.
  • Page 34: Schematic

    SCHEMATIC...
  • Page 35: Technical Data

    TECHNICAL DATA ENGINE Manufacturer Kawasaki Type FX921V Power 23.1 kW @ 3600 rpm Lubrication Pressure with oil filter Fuel Min 87 octane unleaded (Max ethanol 10%, Max MTBE 15%) Fuel tank capacity 11 gallons Cooling Air cooled Air filter Heavy duty canister Alternator 12v 15 amp @ 3600 rpm Starter...
  • Page 36 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 37: 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 that the right amount of oil is in the engine Adjust the position of the steering controls Fill with fuel and open the fuel shut off valve...
  • Page 38 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 ROPS Check fuel system for leaks Inspect safety guards and shields Check brake adjustment DAILY SERVICE...
  • Page 39 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 ROPS Check fuel system for leaks Inspect safety guards and shields...
  • Page 40 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 41 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 42 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 72 12-28 Rev D 2016-12-30...

This manual is also suitable for:

Pz 34

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