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Husqvarna WG4815E, WG3613E Operator's Manual

Husqvarna walk-behind mower operator's manual
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Operator's Manual
WG4815E/968999120
WG3613E/968999117
WG3613BF/968999365
WG3613EC/968999756
Please read the operator's manual carefully and make sure
English
you understand the instructions before using the machine.

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  Summary of Contents for Husqvarna WG4815E, WG3613E

  • Page 1 Operator's Manual WG4815E/968999120 WG3613E/968999117 WG3613BF/968999365 WG3613EC/968999756 Please read the operator’s manual carefully and make sure English you understand the instructions before using the machine.
  • Page 2 ©2008 HTC. All rights reserved. Beatrice, NE. Printed in U.S.A.
  • Page 3: Table Of Contents

    INTRODUCTION ... 5 Congratulations... 5 General ... 5 Driving and Transport on Public Roads ... 5 Operating ... 5 Good Service ... 6 SyMBOlS AND DECAlS ... 7 SAFETy ... 9 General Operation ... 9 Personal Safety Equipment ... 11 Slope Operation ...
  • 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

    Congratulations Thank you for purchasing a Husqvarna Walk-Behind mower. This machine is built for superior effi ciency to rapidly mow primarily large areas. A control panel easily accessible to the operator and a transmission regulated by steering controls both contribute to the machine’s performance.
  • Page 6: Good Service

    Good Service Husqvarna’s products are sold through out 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

    Battery acid is corrosive, explosive and flammable Use protective glasses SyMBOlS AND DECAlS Choke Fuel Warning! Rotating blades, keep away from the Use protective gloves Warning! CE conformity marking. Only for European market Do not touch rotating parts discharge deck Husqvarna-7...
  • Page 8 Manual performing any maintenance or repair work Whole body Severing of fingers exposure to and toes thrown objects 8 - Husqvarna SyMBOlS AND DECAlS Keep a safe distance from the machine Do not open or remove safety shields while engine is running...
  • Page 9: Safety

    Operate machine only in daylight or good artificial light. SAFETy WARNING! This symbol means that important safety instructions need to be emphasized. It concerns your safety. Read the operator’s manual before starting the machine Clear the area of objects before mowing 8011-630 8011-631 Husqvarna-9...
  • Page 10 Clean any oil or fuel spillage before operating or storing the machine. Allow machine to cool before storage. 10 - Husqvarna SAFETy Never take passengers WARNING! Engine exhaust and certain...
  • Page 11: Personal Safety Equipment

    SAFETy Personal protective equipment Mow up and down, not side to side WARNING! Do not drive up or down hills with slopes greater than 10 degrees. Do not drive across any slopes. 8011-670a 8011-634 Husqvarna-11...
  • Page 12 • Use extra care when approaching blind corners, shrubs, trees, or other objects that may block your view of a child. 12 - Husqvarna SAFETy Be extra cautious when driving on slopes Never allow children to operate the machine Keep children away from the work area...
  • Page 13: Safe Handling Of Gasoline

    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 at least two (2) minutes before refueling. Do not smoke when using the machine 8011-637 8011-777 Husqvarna-13...
  • Page 14: General Maintenance

    Do not change the settings of governors and avoid running the engine with overly high engine speeds. If you run the engine too fast, you risk damaging the machine components. 14 - Husqvarna SAFETy Never drive the machine in an enclosed space WARNING! Use protective glasses for maintenance work.
  • Page 15: Transport

    • Check and abide by local traffic regulations before transporting the machine on any road. • Do not tow this machine, it may cause damage to the drive system. SAFETy Clean the machine regularly 8011-639 Husqvarna-15...
  • Page 16: Controls

    This operator’s manual describes the Husqvarna Walk- Behind Mower. The machine is fitted with a Kawasaki four-stroke overhead valve engine. Control Locations Recoil Starter Grip Ignition Switch Motion Control levers Operator Presence levers Gear Shift lever 16 - Husqvarna CONTROlS Transmission from the engine is made via two V-belts, one for each wheel.
  • Page 17: Recoil Starter Grip

    Pull the recoil starter grip slowly until you feel compression, then pull it briskly. Normally this engine will not backfire. If you get backfires, contact your Husqvarna dealer for service. Ignition Switch The ignition key switch is placed on the control panel.
  • Page 18: Operator Presence Levers

    Avoid idling the engine for long periods, as there is a risk of the spark plugs fouling. For best mower performance, USE FUll THROTTlE WHEN MOWING. 18 - Husqvarna CONTROlS Motion control levers Gear shift lever in the neutral position...
  • Page 19: Neutral Bail

    The fuel shut off valve is placed on the fuel line below the fuel tank. The valve has two positions; ON and OFF. The illustration shows the valve in the closed (OFF) position. CONTROlS Neutral bail Blade engagement lever Fuel shut off valve - closed (OFF) 8011-477 8011-682 8011-437 Husqvarna-19...
  • Page 20: Accessories

    Accessories For mulching, there is a BioClip attachment available. This is mounted underneath the mower deck and consists of control plates and BioClip blades. 20 - Husqvarna CONTROlS Fuel tank IMPORTANT INFORMATION Experience indicates that alcohol...
  • Page 21: Before Starting

    Do not operate the mower if the interlock safety system allows operation or starting in any unsafe condition. OPERATION WARNING! Be thoroughly familiar with control operation and function before using the mower. Disengage blades by pulling lever back Neutral lock bail 8011-474 8011-477 Husqvarna-21...
  • Page 22: Starting The Engine

    While on level terrain, squeeze both motion control levers and lift up on the neutral bail to lock it into the neutral lock position. This will ensure that the mower is braked. 22 - Husqvarna OPERATION Blade engagement lever Gear shift lever...
  • Page 23: Operation

    Turn ignition key to ON position. Set throttle control and engage the choke (if needed). Do not use choke when the engine is warm. OPERATION Fuel shut off valve - open Ignition key Choke control/throttle control lever 8011-438 8011-438 8061-682 Husqvarna-23...
  • Page 24 Depress one operator presence lever. Engage the blades and set the desired rpm. The best cutting and bagging is obtained with engine at top rpm. Grip motion control levers before shifting gears. 24 - Husqvarna OPERATION Recoil starter grip Motion control levers...
  • Page 25: Gearbox

    If you squeeze both levers the mower will stop. OPERATION Gear shift lever 1. Operator Presence lever 2. Drive lever 3. Neutral Bail 4. Handle Handle with bail in neutral position 8011-482 8011-482 Husqvarna-25...
  • Page 26: Reverse

    Read the Safety Instructions section “Driving on Slopes”. • The slowest speed possible should be used before starting up or down hills. • Avoid stopping or changing speed on hills. • Make all turns slowly. 26 - Husqvarna OPERATION Gear shift lever 8011-482...
  • Page 27: Mowing Tips

    OPERATION Mowing pattern WARNING! Never drive the machine on terrain that slopes more than 10 degrees. Mow slopes up and down, never side to side. Avoid sudden directional changes. Clean mower deck after each use 8011-409 8011-639-01 Husqvarna-27...
  • Page 28: Stopping

    Disengage the blades by pulling the blade engagement lever back. Move the throttle to the minimum position (tortoise symbol). Turn the ignition key to the stop position. 28 - Husqvarna OPERATION Neutral bail in the neutral lock position Blade engaged...
  • Page 29: Manual Transport

    The locked position is used when the machine is parked. OPERATION Ignition key Fuel shut off valve - closed (OFF) Gear shift lever 8011-438 8011-437 8011-482 Husqvarna-29...
  • Page 30: Cutting Height Adjustment

    IMPORTANT INFORMATION To achieve the best quality cut, the blades should be level with the ground or slightly tipped forward. 30 - Husqvarna OPERATION 1. Axle pivot bolt 2. Securing bolts (loosen each side) 3. Axle adjustment bolts Rear axle height adjustment 1.
  • Page 31: Cutting Height Table

    3¼" (83mm) 3½" (89mm) 3¾" (95mm) 4" (102mm) 4¼" (108mm) 3½" (89mm) 3¾" (95mm) 4" (102mm) 4¼" (108mm) 4½" (114mm) 3¾" (95mm) 4" (102mm) 4¼" (108mm) 4½" (114mm) 4¾" (121mm) 4" (102mm) 4¼" (108mm) 4½" (114mm) 4¾" (121mm) 5" (127mm) Husqvarna-31...
  • Page 32: Maintenance

    Check battery Sharpen/Replace mower blades Clean the engine’s cooling air intake Clean the air cleaner’s pre-filter Clean the air cleaner’s filter cartridge Check/adjust the parking brake Inspect muffler/Spark arrester 32 - Husqvarna MAINTENANCE Daily Before After    ...
  • Page 33 100 300                           In dusty Husqvarna-33    ...
  • Page 34: Ignition System

    A new spark plug should be turned a ¼ turn from the seated position. 7. Reconnect the ignition cable. 34 - Husqvarna MAINTENANCE IMPORTANT INFORMATION Fitting the wrong spark plug type can damage the engine.
  • Page 35: Safety System

    Engine must not start unless blades are off and transmission is in the neutral position. WARNING! Do not operate the mower if the interlock safety system allows operating or starting in any unsafe condition. MAINTENANCE Neutral bail in the neutral lock position 8011-477 Husqvarna-35...
  • Page 36: Engine Cooling Air Intake

    Check that the engine responds to throttle increases and that a good engine speed is attained at full throttle. If doubts arise, contact the Husqvarna service workshop. If adjustments are necessary, they can be made as follows for the cable: loosen the clamping screw for the cable’s outer...
  • Page 37: Air Filter Maintenance

    Mount the pre-filter under the paper filter. Mount the paper filter in the air filter cowling. Install the filter cowling on the air filter housing. MAINTENANCE Remove the air filter cowling Remove and clean the paper filter Remove and clean the prefilter 8011-486 8011-487 8011-488 Husqvarna-37...
  • Page 38: Replacing The Fuel Filter

    The filter can be cleaned with a brush if necessary. Replace the filter on the console. Tire Pressures All tires should be at 15 psi / 103 kPa / 1 bar. 38 - Husqvarna MAINTENANCE Check and clean the cooling air intake Check fuel pump air filter...
  • Page 39: Parking Brake

    Reverse the procedure for installation. See the decal on the top of deck for belt routing information. After installation is complete check the belt for twists. MAINTENANCE Neutral bail in the neutral lock position Slacken the belt tensioner 8011-477 8011-775 Husqvarna-39...
  • Page 40: Cutting Blades

    “THIS SIDE UP” facing deck and cutter housing. Install and tighten blade bolt securely. Tighten 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. 40 - Husqvarna MAINTENANCE...
  • Page 41: Brake Rod Adjustment

    Do not spray high pressure water directly on the top of the deck. Hardware Check daily. Inspect the entire machine for loose or missing hardware. MAINTENANCE Brake rod position Caster wheel Regularly clean deck 8011-774 8011-619-2 8011-639-01 Husqvarna-41...
  • Page 42: Lubrication

    When lubricating with grease, unless otherwise stated, use a high grade molybdenum disulphide grease. For daily use, the machine should be lubricated twice weekly. Wipe away excess grease after lubrication. 42 - Husqvarna lUBRICATION lubricate with grease gun Oil change Filter change It is important to avoid getting lubricant on the belts or the drive surfaces on the belt pulleys.
  • Page 43: Lubricating The Cables

    Move the controls to the end points and lubricate again. The throttle cable is also lubricated at the control when the control console is removed. lUBRICATION Lubricating the front wheels Choke and throttle cable 8011-731 8011-485 Husqvarna-43...
  • Page 44: Engine Oil

    Fill with new engine oil in accordance with Checking the Oil level. • Start the engine. Run it for 3-5 minutes. Stop and recheck the oil level. 44 - Husqvarna lUBRICATION Changing the oil filter IMPORTANT INFORMATION Used engine oil is a health hazard and must not be disposed of on the ground or in nature;...
  • Page 45: Engine Oil Levels

    Use engine oil SAE 5W-20, class SF-SJ (under +32°F / 0°C). The engine holds 1.6 qt (1.7 liters) of oil excluding the filter, including filter 1.7 qt (1.9 liters). lUBRICATION Remove the dipstick Dipstick markings Dipstick markings 8011-734 8009-159 8009-159 Husqvarna-45...
  • Page 46: Drive Wheel Idle Arm

    Use only good quality molybdenum disulphide grease. Grease from well-known brand names (petrochemical companies, etc.) usually maintains a good quality. 46 - Husqvarna lUBRICATION Lubricating the drive wheel idler arm Lubricating the coupling Lubricating the deck lever...
  • Page 47: Rear Wheel

    Use only good quality molybdenum disulphide grease. Grease from well-known brand names (petrochemical companies, etc.) usually maintains a good quality. lUBRICATION Lubricating the rear wheel Lubricating the brake arms 8011-716 8011-495 Husqvarna-47...
  • Page 48: Troubleshooting

    Problem The engine will not start. The engine runs rough. The engine seems weak. The machine vibrates. 48 - Husqvarna TROUBlESHOOTING Cause • Mower deck control is engaged. • Steering controls are not locked in the neutral position. • Spark plug wire are off.
  • Page 49 Grass collected under the mower deck. • Motion control linkage out of adjustment. • Tire pressures are uneven • Motion control linkage out of adjustment. • Soft terrain • Slope is too steep • Tracking not adjusted. • Brakes are out of adjustment. Husqvarna-49...
  • Page 50: Storage

    Service When ordering spare parts, please specify the purchase year, model, type, and serial number. Always use genuine Husqvarna spare parts. An annual checkup at an authorized service workshop is a good way to ensure that the machine performs its...
  • Page 51: Schematics

    SCHEMATICS 8011-684 Husqvarna-51...
  • Page 52: Technical Data

    Rear tires, turf pneumatic Tire pressure, front Equipment Cutting Width Cutting Height Productivity Productivity *As rated by the engine manufacturer. 52 - Husqvarna TECHNICAl DATA WG3613E WG3613BF WG3613EC Kawasaki FH381V 13 hp* / 9.5 kW RCJ8y .030" / 0.75 mm 1.6 qt / 1.5 liter...
  • Page 53: Torque Specifications

    37" / 94 cm 42" / 106 cm 37" / 94 cm 47" / 119 cm WG4815E 470 lbs / 213 kg 66" / 168 cm 49" / 125 cm 42" / 106 cm 49" / 125 cm 59" / 150 cm Husqvarna-53...
  • Page 54: Accessories

    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. Modifications to the unit may cause unsafe operations or damage the unit. 54 - Husqvarna TECHNICAl DATA...
  • Page 55: Conformity Certificates

    Do not remove any of these labels. Certificates can also be supplied with the machine at delivery or written in the Engine manual. Take care of them as they are valuable documents. CE requirements Vibration data corresponding to Directive 2002/44/EC is given in the Technical Data Section. The Declaration of Conformity is included in the literature packet. Husqvarna-55...
  • Page 56: Service Journal

    • Application areas for Mulching. Fill in the sales papers After the First 8 Hours 1. Change engine oil. 56 - Husqvarna SERVICE JOURNAl Date, mtr reading, stamp, sign Delivery service has been carried out. No remaining notes.
  • Page 57 1. Perform the 25-hour service. 2. Clean/replace the air cleaner filter cartridge (paper filter) (shorter intervals for dusty operating conditions). 3. lubricate front wheel bearings. 4. lubricate throttle/choke cable. 5. Check/adjust the parking brake. SERVICE JOURNAl Date, mtr reading, stamp, sign Husqvarna-57...
  • Page 58: Hour Service

    Perform the 25-hour service. Perform the 50-hour service. Perform the 100-hour service. Clean the combustion chamber and grind the valve seats. Check the engine valve clearance. Replace the air cleaner’s prefilter (foam). 58 - Husqvarna SERVICE JOURNAl Date, mtr reading, stamp, sign...
  • Page 59: At Least Once Each Year

    Clean/change the spark plugs (100 hours). Change the fuel filter (100 hours). Clean the cooling fins (100 hours). Check the engine valve clearance (300 hours). Perform the 300-Hour service at an authorized service workshop. SERVICE JOURNAl Date, mtr reading, stamp, sign Husqvarna-59...
  • Page 60 SERVICE JOURNAl Action Date, mtr reading, stamp, sign 60 - Husqvarna...
  • Page 61 SERVICE JOURNAl Date, mtr reading, stamp, sign Action Husqvarna-61...
  • Page 62 SERVICE JOURNAl Action Date, mtr reading, stamp, sign 62 - Husqvarna...
  • Page 64: Warranty Statement

    It is the Owner’s and Retailer’s responsibility to make certain that the Warranty Registration Card is properly filled out and mailed to Husqvarna Forest & Garden Company. This card should be mailed within ten (10) days from the date of purchase in order to confirm the warranty and to facilitate post-sale service.
  • Page 65 P/N 539 106457 R02 03/03/08...

This manual is also suitable for:

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