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Husqvarna WH4817EFQ2, WH5219EFQ Operator's Manual

Husqvarna lawn mower operator's manual
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Operator´s manual
WH4817EFQ/968999252
WH5219EFQ/968999253
Please read the operator's manual carefully and make sure you
English
understand the instructions before using the machine.

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  Summary of Contents for Husqvarna WH4817EFQ2, WH5219EFQ

  • Page 1 Operator´s manual WH4817EFQ/968999252 WH5219EFQ/968999253 Please read the operator’s manual carefully and make sure you English understand the instructions before using the machine.
  • Page 3: Table Of Contents

    OPERATOR’S MANUAL WH4817EFQ WH5219EFQ Contents Contents... 1 Introduction ... 3 Congratulations... 3 General ... 3 Driving and Transport on Public Roads ... 3 Towing ... 3 Operating ... 3 Good Service ... 4 Manufacturing Number ... 4 Symbols and Decals ... 5 Safety Instructions...
  • 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 Thank you for purchasing a Husqvarna Walk-Behind Mower. This machine is built for the greatest efficiency and rapid mowing primarily of large areas. Controls in one place and a transmission regulated by steering controls contribute to the machine’s performance.
  • Page 6: Good Service

    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, see the certificate in the Service Journal in this Operator’s Manual.
  • Page 7: Symbols And Decals

    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. WARNING! Xxxxxxx xxxx xxxxxxxx xxx x Xxxxx xxxxxx xx. xx xxxxxxxx xxxxx xxx xx. Used in this publication to notify the reader of a risk of personal injury, particularly if the reader should neglect to follow instructions given in the manual.
  • Page 8 SYMBOLS AND DECALS Keep a safe distance from the machine. Moving sharp blades Read under cover Operator´s Manual. Whole body exposure to thrown objects. English- Severing of fingers & toes. Rotating blades Shut off engine & remove key before performing any maintenance or repair work.
  • Page 9: Safety Instructions

    SAFETY INSTRUCTIONS Safety Instructions These instructions are for your safety. Read them carefully. WARNING! This symbol means that important safety instructions need to be emphasized. It concerns your safety. General Use • Read all instructions in this operator’s manual and on the machine before starting it.
  • Page 10 SAFETY INSTRUCTIONS • Shut down the blades when not mowing. • Be careful when turning around fixed objects, so that the blades do not hit them. Never drive over foreign objects. • Only use the machine in daylight or in other well-lit conditions.
  • Page 11: Driving On Slopes

    SAFETY INSTRUCTIONS Driving on Slopes Driving on slopes is one of the operations where the risk is greatest that the driver will lose control or the machine will tip over, which can result in serious injury or death. All slopes require extra caution. If you cannot reverse up a slope or if you feel unsure, do not mow the slope.
  • Page 12: Children

    SAFETY INSTRUCTIONS Children • Serious accidents may occur if you fail to be on guard for children in the vicinity of the machine. Children are often attracted to the machine and mowing work. Never assume that children will stay where you last saw them.
  • Page 13: Maintenance

    SAFETY INSTRUCTIONS Maintenance WARNING! The engine must not be started when the protective plate for the mower deck’s drive belt is removed. • Stop the engine. Prevent the engine from starting by removing the spark plug cables from the spark plugs or by removing the ignition key before making any adjustments or performing maintenance.
  • Page 14 SAFETY INSTRUCTIONS • Acid in the eyes can cause blindness, contact a doctor immediately. • Be careful when servicing the battery. Explosive gases form in the battery. Never perform maintenance on the battery when smoking or near open flames or sparks. The battery can explode and cause serious injury/ damage.
  • Page 15 • Safety decals should be replaced if they are missing or illegible. Decals can be purchased from your Husqvarna dealer. • The hydraulic system including all hoses and fittings should be checked frequently for wear or leaks. Never check for leaks with your hands, use a piece of cardboard or wood.
  • Page 16: Transport

    (if any). If a spark arrester is used, it should be maintained in effective working order by the operator. A spark arrester for the muffler is available through your authorized Husqvarna dealer. English- IMPORTANT INFORMATION The parking brake is not sufficient to lock the machine in place during transport.
  • Page 17: Controls

    Controls This operator’s manual describes the Husqvarna Walk-Behind Mowers WH4817EFQ and WH5219EFQ. The machines are fitted with a Kawasaki four- stroke V-Twin engine, for data See “Technical Data” on page 61. Transmission from the engine is made via two belt-driven hydraulic pumps, which in turn drive a hydraulic motor for each drive wheel.
  • Page 18: Ground Speed Lever

    1. Ground Speed Lever Located in the center of the console. Controls the forward speed of the mower. Push the lever forward if you want to go faster, pull it back to go slower or pull it all the way back to the stop postion.
  • Page 19: Operator Presence Lever

    CONTROLS 4. Operator Presence Lever Located on the handle. As an additional safety feature, these mowers are equipped with an Operators Presence System. This is an electrical interlock safety system which is activated by depressing either one or both of the Operator Presence Levers at the handle grips.
  • Page 20: Blade Engagement Switch

    CONTROLS 6. Blade Engagement Switch In order to engage the blades, pull the knob out. The blades are disengaged when the knob is depressed. The switch energizes the clutch for the V-belt pulley, placed on the crankshaft, to drive the blades.
  • Page 21: Hour Meter

    8. Hour Meter The hour meter displays the total operating time. It will flash CHG OIL (Change Oil) at 50 hour intervals. The flash duration is one hour before and one hour after the interval. The CHG OIL icon will come on and shut off automatically.
  • Page 22: Tracking Knob

    10. Tracking Knob Located on the right side of the ground speed lever. If the mower will not travel in a straight line on a smooth surface, turn the tracking knob the proper direction until it straightens out. The tracking bolt is a set-screw used for adjustment, if the tracking knob adjustment range is inadequate.
  • Page 23: Fuel Shut-Off Valve

    12. Fuel Shut-off Valve The fuel shut-off valve is placed on the fuel line below the fuel tank. The valve has two positions; ON and OFF. The figure shows the valve in the closed OFF position. IMPORTANT INFORMATION Close fuel valve at the end of each mowing job.
  • Page 24: Lifting Lever For The Mower Deck

    Lifting Lever for the Mower Deck The lifting lever is used to place the mower deck in the transport position or one of the 7 different cutting height positions. The cutting height is set by pulling back the Deck Height Lever and placing the Height Adjustment Pin in the hole for the desired cutting height.
  • Page 25: Accessories

    CONTROLS Accessories For mulching, there is a BioClip attachment available. This is mounted underneath the mower deck and consists of control plates and BioClip blades. 8011-566 BioClip attachment English-...
  • Page 26: Operation

    Operation Read “Safety Instructions” on page 7 and following pages, if you are unfamiliar with the machine. Training Walk behind mowers are far more manueverable than typical riding mowers due to their unique steering capabilities. We recommend that this section be reviewed in it’s entirety prior to attempt to move mower under its own power.
  • Page 27: Before Starting

    Before Starting • Read the sections “Safety Instructions” on page 7, and “Controls” on page 15, before starting the machine. • Perform the daily maintenance before starting (see “Maintenance Schedule” on page 35). • Check that there is sufficient fuel in the fuel tanks.
  • Page 28 Check that the neutral lock bail is locked. Set the fuel shut-off valve to the ON position. Adjust choke (if needed) Do not use choke when the engine is warm. Turn ignition key to ON position. English- OPERATION Neutral lock bail, locked position Fuel shut-off valve Choke control Ignition key...
  • Page 29 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 re-trying. Start the engine. When the engine starts, immediately release the ignition key back to the run position and adjust the throttle to approximately 1/2 position.
  • Page 30: To Start An Engine With A Weak Battery

    To start an engine with a 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. If your battery is too weak to start the engine, it should be recharged.
  • Page 31: Running

    Running Pull the ground speed lever fully back. Depress one operator presence lever. Unlock the motion control levers by pushing the neutral bail down out of the neutral slots. Slowly set the ground speed lever to the desired position and release both motion control levers at the same time to begin a straight line forward motion.
  • Page 32: To Operate On Hills

    To operate on hills To operate on slopes is a dangerous mowing job. Read the Safety Instructions section “Driving on Slopes” on page 9. WARNING! ot drive up or down hills Do n with slopes greater than 10 degrees. And do not drive across any slopes.
  • Page 33 • Begin with a high cutting height and reduce it until the desired mowing result is attained. The average lawn should be cut to 2 1/2" (64 mm) during the cool season and to over 3" (76 mm) during the hot months. For healthier and better looking lawns, mow often after moderate growth.
  • Page 34: Stopping

    Stopping Emergency stop Release both hands from the operator presence lever handles. When both operator presence levers return to their outer position, the engine will quit and the mower will stop. Pull both motion control levers firmly towards the handle grips and hold them securely in place.
  • Page 35: Stopping The Engine

    Stopping the Engine Allow the engine to idle a minute in order to attain normal operating temperature before stopping it, if it has been worked hard. Avoid idling the engine for long periods, as there is a risk of the spark plugs fouling. Disengage the blades by depressing the blade switch.
  • Page 36: Adjustment Of Cutting Height

    Wheel Motor Adjustment It is possible to adjust the height of the wheel motor and the caster wheels, if necessary. Go to your Husqvarna dealer to adjust the height of the wheel motor and the caster wheels. Moving Machine by Hand...
  • Page 37: Maintenance

    Maintenance Maintenance Schedule The following is a list of maintenance procedures that must be performed on the machine. For those points not described in this manual, visit an authorized service workshop. An annual service carried out by an authorized service workshop is recommended in order to maintain your machine in the best possible condition and to ensure safe operation.
  • Page 38 Maintenance Check/adjust the cutting height Linkages and adjustments Check throttle and choke cables Clean the air cleaner’s pre-filter (foam) Clean the air cleaner’s filter cartridge (paper filter) Change the engine oil Change the hydraulic filter and oil (every 300 hours) Replace the engine oil filter (every 200 hours) Clean/Replace the spark plugs Replace the fuel filter...
  • Page 39: Battery

    Battery Your mower is equipped with a maintenance free battery and does not need servicing. However, periodic charging of the battery with an automotive type battery charger will extend its life. • Keep battery and terminals clean. • Keep battery bolts tight. •...
  • Page 40: Ignition System

    Ignition System The engine is equipped with an electronic ignition system. Only the spark plugs require maintenance. For recommended spark plugs, see Technical Data. Remove the ignition cable boot and clean around the spark plug. Remove the spark plugs with a spark plug socket wrench.
  • Page 41: Checking The Safety System

    Checking the 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: The blades are disengaged. The neutral bail must be in the locking position.
  • Page 42: Checking The Engine's Cooling Air Intake

    Checking the Engine's Cooling Air Intake Check that the engine’s cooling air intake is free from leaves, grass, and dirt. If the cooling air intake is clogged, engine cooling deteriorates, which can lead to engine damage. Checking and Adjusting the Throttle Cable Check that the engine responds to throttle increases and that a good engine speed is attained at full throttle.
  • Page 43: Replacing The Air Filter

    Replacing the Air Filter If the engine seems weak or runs unevenly, the air filter may be clogged. If run with a dirty air filter, the spark plugs can become fouled distupting operations. For this reason, it is important to replace the air filter regularly (see the heading Maintenance Schedule for the proper service interval).
  • Page 44: Replacing The Fuel Filter

    Replacing the Fuel Filter Replace the line-mounted fuel filter every 100 hours (once per season) or more regularly if it is clogged. Replace the filter as follows: Move the hose clamps away from the filter. Use flat-nosed pliers. Pull the filter loose from the hose ends. Push the new filter into the hose ends.
  • Page 45: Checking The V-Belts

    Checking the V-belts Deck belt Check every 100 hours of operation. Check for severe cracking and large nicks. NOTE: The belt will show some small cracks in normal operation. To replace belt lower the deck to its lowest position. Remove the plate and belt shields. Use a ratchet with a 9/16”...
  • Page 46: Checking The Blades

    Pump belt Check belt every 100 hours for excessive wear. To replace belt. Relieve tension on the deck belt and remove deck belt from clutch. See “Deck belt” on page 43. Loosen bolt on the clutch tie down and rotate out of the way. Using a 1/2”...
  • Page 47: Adjusting The Mower Deck

    Adjusting the Mower Deck Leveling Position the mower on a level, preferably concrete, surface. Check the pressure in all four tires. See “Technical Data” on page 78 Raise the mower on lengths of 2" x 4" placed edgewise under the cutting deck from front to rear (see illustration).
  • Page 48 To adjust 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.
  • Page 49: Cleaning And Washing

    Cleaning and Washing Regular cleaning and washing, especially under the mower deck, will increase the machine’s lifespan. Make it a habit to clean the machine directly after use, before the dirt sticks. Do not spray high pressure water directly on the top of the deck. Caster Wheels Check every 200 hours.
  • Page 50: Blade Replacement

    • Install and tighten blade bolt securely. Tightening torque 90 ft/lb (122 Nm). IMPORTANT INFORMATION Special blade bolt is heat treated. Replace with a Husqvarna bolt if required. Do NOT use lower grade hardware than specified. English- MAINTENANCE Blade Center hole...
  • Page 51: Lubrication

    Lubrication Lubrication Schedule Lubrication schedule Lubricate with grease gun 12/12 Every year 1/52 Every week 1/365 Every day General Remove the ignition key to prevent unintentional movements during lubrication. When lubricating with an oil can, it skould be filled with engine oil. When lubricating with grease, unless otherwise stated, with a high grade molybdenum disulfide grease or another chassis or ball bearing grease offering good corrosion protection should be used.
  • Page 52: Lubricating The Cables

    LUBRICATION Lubricating the Cables If possible, lubricate both ends of the cables and move the controls to end stop positions when lubricating. Refit the rubber covers on the cables after lubrication. Cables with sheaths will bind if they are not lubricated regularly.
  • Page 53 3. Belt Adjuster, Mower Deck Remove the plate (four screws) and lubricate with a grease gun, one zerk, until grease is forced out. Use only good quality molybdenum disulphide grease. Grease from well-known brand names (petrochemical companies, etc.) usually maintains a good quality. IMPORTANT INFORMATION Be spartan and remove excess lubricant so that is does not come into contact with...
  • Page 54 6. Engine Oil Changing the Engine Oil The engine oil should be changed for the first time after 8 hours of operation. Thereafter, it shall be changed every 100 hours. WARNING! Engine oil can be very hot if it is drained directly after stopping the engine.
  • Page 55 The oil level should lie between the markings on the dipstick. If the level is approaching the ”ADD” mark, fill the oil to the ”FULL” mark on the dipstick. Never fill above the ”FULL” mark. The oil is filled through the hole the dipstick sits in.
  • Page 56 LUBRICATION 8. Hydraulic System, Oil Level The hydraulic oil and filter shall be replaced every 300 hours, and at least once a year. Contact an authorized service workshop. Check the oil level in the hydraulic tank daily. The level should be about 3/4"-1" (19 - 25 mm) below the top of the tank.
  • Page 57: Trouble Shooting Guide

    TROUBLE SHOOTING GUIDE Trouble Shooting Guide Problem The engine will not start. The starter does not turn the engine over. The engine runs unevenly. Cause • The control for engaging the mower deck is in engaged position. • The motion control levers are not locked in the neutral position.
  • Page 58 TROUBLE SHOOTING GUIDE The engine seems weak. The engine overheats. Battery not charging. The machine moves slowly, unevenly, or not at all. Mower deck not engaging. English- • Rich fuel mixture or fuel-air mixture. • Wrong fuel type. • Water in the fuel. •...
  • Page 59 TROUBLE SHOOTING GUIDE Uneven mowing results. The machine vibrates. The machine moves when in neutral postion. The machine pulls left or right. • Different air pressure in the tires on the left and right sides. • Bent blades. • Spacers for height adjustment faulty placed. •...
  • Page 60: Storage

    Service When ordering spare parts, please specify the purchase year, model, type, and serial number. Always use genuine Husqvarna spare parts. An annual check-up at an authorized service workshop is a good way to ensure that your machine performs its best the following season.
  • Page 61: Wiring Diagrams

    Wiring diagrams WIRING DIAGRAMS GREEN Lower Harness 110662 Fuel solenoid Kill Regulator Battery Start Diod Clutch connector Upper harness 110663 10. Left operator switch 11. Hour meter 12. Electric clutch switch 13. Neutral/travel 14. Neautral lock bail switch 15. Right operator switch 16.
  • Page 62: Wiring Diagram

    English- WIRING DIAGRAM Upper harness Clutch switch 20 Amp Fuse 7.5 Amp fuse Switch, Nc Ignition switch Battery Negative cable #10-24 * 5/8 Screw 10. Nut plate 11. 1/4C Nut 12. 1/4C Locknut 13. HCS 1/4C * 5/8 14. Positive cable 15.
  • Page 63: Technical Data

    Technical Data WH4817EFQ Engine Manufacturer Kawasaki Type FH541V Power 17 hp / 13.2 kW Spark plugs / gap RCJ8Y/ .030” / 0.75 mm Oil capacity excl filter 1.6 qt / 1.5 liters Oil capacity incl filter 1.8 qt / 1.7 litres Engine oil SAE 10W30, 10W40 (See viscocity digram)
  • Page 64: Torque Specifications

    WH4817EFQ Overall dimensions Weight 660 lbs / 300 kg Base maschine lenght 73” / 185 cm Base machine width 59” / 150 cm Base machine height 44” / 112 cm Overall width, Chute up 49” / 125 cm Overall width, Chute down 59”...
  • Page 65: Conformity Certificates

    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, (Californian emission rules etc.). Do not remove any of these labels. Certificates can also be supplied with the machine at English-...
  • Page 66: Service Journal

    Service Journal Action Delivery Service 1. Charge the battery. 2. Mount the rear wheels and the caster wheels. 3. Adjust the tire pressure of all wheels to 1 bar (15 PSI). 4. Check that the right amount of oil is in the engine. 5.
  • Page 67: 25-Hour Service

    SERVICE JOURNAL Action Date, mtr reading, stamp, sign 25-Hour Service 1. Check the fuel pump’s air filter. 2. Check the hydraulic system’s oil level. 3. Check the tire pressures and tire damages. 4. Lubricate the belt adjuster, mower deck. 5. Lubricate front wheel mount. 6.
  • Page 68: 50-Hour Service

    Action 50-Hour Service 1. Perform the 25-hour service. 2. Clean/replace the air cleaner’s filter cartridge (paper filter) (shorter intervals for dusty operating conditions). 3. Lubricate the front wheel bearings. 4. Lubricate the cutting height adjuster. 5. Lubricate choke and throttle cables. 6.
  • Page 69: 100-Hour Service

    SERVICE JOURNAL Action 100-Hour Service 1. Perform the 25-hour service. 2. Perform the 50-hour service. 3. Change engine oil. 4. Check whether the engine oil filter needs changing (every 200 hours). 5. Clean/replace the spark plugs. 6. Replace the fuel filter. 7.
  • Page 70: 300-Hour Service

    Action 300-Hour Service Inspect the machine. Come to agreement with the customer as to which additional work is to be carried out. Perform the 25-hour service. Perform the 50-hour service. Perform the 100-hour service. Change the oil and filter in the hydraulic system. Clean the combustion chamber and grind the valve seats.
  • Page 71: At Least Once Each Year

    SERVICE JOURNAL Action At Least Once Each Year Clean the engine’s cooling air intake (25 hours). Replace the air cleaner’s pre-filter (Oil-foam) (300 hours). Replace the air filter’s paper cartridge (200 hours). Change the engine oil (100 hours). Replace the engine oil filter (200 hours). Change the oil and filter in the hydraulic system (300 hours).
  • Page 72 110585R01 08/10/05...

This manual is also suitable for:

Wh4817efqWh5221efq