Page 3 - OPERATOR’S MANUAL; Contents; MOWER
English- 1 OPERATOR’S MANUAL Contents Contents ..................................................................1Introduction ............................................................3 Congratulations ...................................................3General ......................................
Page 5 - INTRODUCTION; Introduction; Congratulations; Do not tow this machine, it may cause damage to the drive system.; Operating
English- 3 INTRODUCTION Introduction Congratulations Thank you for purchasing a Husqvarna Walk-Behind Mower. This machine is built for the greatest efficiencyand rapid mowing primarily of large areas. Controls in one place and a transmission regulated by steeringcontrols contribute to the machine’s ...
Page 6 - Good Service; Please state these when ordering spare parts.
English- 4 INTRODUCTION 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 isdelivered, the machine has, for example, been inspecte...
Page 7 - SYMBOLS AND DECALS; Symbols and Decals
English- 5 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. Used in this publication to notify the reader of a risk of personal injury, particularly if the reader shouldneglect to follow i...
Page 9 - SAFETY INSTRUCTIONS; Safety Instructions; These instructions are for your safety. Read them carefully.; General Use; Slow down before turning.
English- 7 SAFETY INSTRUCTIONS Safety Instructions These instructions are for your safety. Read them carefully. General Use • Read all instructions in this operator’smanual and on the machine beforestarting it. Ensure that you understandthem and then abide by them. • Learn how to use the machine and...
Page 10 - Shut off the blades when not mowing.
English- 8 SAFETY INSTRUCTIONS • Shut off the blades when not mowing. • Be careful when turning around fixedobjects, so that the blades do not hitthem. Never drive over foreign objects. • Only use the machine in daylight or inother well-lit conditions. Keep themachine a safe distance from holes orot...
Page 11 - Driving on Slopes; Do as follows
English- 9 SAFETY INSTRUCTIONS Driving on Slopes Driving on slopes is one of the operationswhere the risk is greatest that the driver willlose control or the machine will tip over, whichcan result in serious injury or death. Allslopes require extra caution. If you cannotreverse up a slope or if you ...
Page 12 - Children
English- 10 SAFETY INSTRUCTIONS Children • Serious accidents may occur if you fail tobe on guard for children in the vicinity ofthe machine. Children are often attractedto the machine and mowing work. Neverassume that children will stay where youlast saw them. • Keep children away from the mowingare...
Page 13 - Maintenance; Never fill the fuel tank indoors.
English- 11 SAFETY INSTRUCTIONS Maintenance • Stop the engine. Prevent the engine fromstarting by removing the spark plugcables from the spark plugs or byremoving the ignition key before makingany adjustments or performingmaintenance. • Never fill the fuel tank indoors. • Fuel and fuel fumes are poi...
Page 15 - Transport; Read and observe the safety rules.; IMPORTANT INFORMATION
English- 13 SAFETY INSTRUCTIONS Transport • The machine is heavy and can causeserious crushing injuries. Be extracautious when it is loaded on orunloaded from a vehicle or trailer. • Use an approved trailer to transport themachine. Activate the parking brake, turnoff the fuel supply, and fasten them...
Page 16 - CONTROLS; Controls; Control Locations
English- 14 CONTROLS Controls This operator ’s manual describes theHusqvarna Walk-Behind Mowers WG3613Eand WG4815E. The machines are fitted witha Kawasaki four-stroke V-Twin engine, fordata see “Technical data” on page 55. Transmission from the engine is made via twoV-belt, one for each wheel. Using...
Page 17 - Recoil Starter Grip
English- 15 CONTROLS 1. Recoil Starter Grip Pull the recoil starter grip slowly until you feelcompression, then pull it briskly. Normally this engine will not backfire. If youget backfires, contact your Husqvarna dealerfor service. 2. Ignition Switch The ignition key switch is placed on thecontrol p...
Page 18 - Motion control levers; To stop forward travel pull levers back.; Operator Presence Levers
English- 16 CONTROLS 3. Motion control levers The machine’s speed and direction arecontinuously variable using the two motioncontrol levers. When both controls are in the neutralposition, the machine stands still. Thecontrols can be locked in neutral position bythe Neutral bail By moving both contro...
Page 19 - Parking Brake
English- 17 CONTROLS 5. Gear shift lever Gear shift lever has 5 gears speed. There isalso a neutral gear and reverse gear. Grip motion control levers before shiftinggears. This will clutch the gearbox. 6. Neutral Bail Keeps the unit from moving while idling. Theneutral bail will lock the drive lever...
Page 20 - Throttle Control and Choke Control; Choke Control; Blade Engagement Lever
English- 18 CONTROLS 7. Throttle Control and Choke Control Choke Control The choke control is used for cold starts toprovide the engine with a richer fuel mixture. The choke control is combined with theThrottle control. To engage the choke, thethrottle control is moved past the max rpmsetting to its...
Page 22 - Accessories
English- 20 CONTROLS 10. Fuel Shut-off Valve The fuel shut-off valve is placed on the fuelline below the fuel tank. The valve has twopositions; ON and OFF. The illustrationshows the valve in the closed (OFF) position. Accessories For mulching, there is a BioClip attachmentavailable. This is mounted ...
Page 23 - OPERATION; Operation; Before Starting
English- 21 OPERATION Operation Before Starting • Read the sections “Safety Instructions”on page 7, and “Controls” on page 14,before starting the machine. • Perform the daily maintenance beforestarting (see “Maintenance Schedule” onpage 34). • Check that there is sufficient fuel in thefuel tank. The...
Page 24 - Starting the Engine
English- 22 OPERATION Starting the Engine 1. Move blade engagement lever to theOFF position, so the interlock will allowengine to start. 2. Check gear shifter to be sure it is in theneutral position. 3. While on level terrain, squeeze bothmotion control levers and lift up on theneutral bail to lock ...
Page 25 - Turn ignition key to ON position.
English- 23 OPERATION 4. Open fuel shut-off valve. 5. Turn ignition key to ON position. 6. Set throttle control and engage the choke(if needed).Do not use choke when the engine iswarm. 7. Pull the recoil starter grip slowly until youfeel compression, then pull it briskly. If the engine won´t start i...
Page 26 - Be sure all persons are; clear
English- 24 OPERATION 8. Warm engine momentarily, thendisengage the choke until engine runssmoothly, approximately 1/2 throttle. 9. Depress one operator presence lever.Engage the blades and set the desiredrpm. The best cutting and bagging isobtained with engine at top rpm. Gripmotion control levers ...
Page 27 - Gearbox
English- 25 OPERATION Gearbox The gear drive machines have a 5-speedgearbox. The gear selector is placed underthe control panel. Only shift gear when the machine is standingstill and on level ground. Running 1. Depress one operator presence leverand shift transmission to the desiredgear. 2. Unlock t...
Page 28 - Reversing; Make all turns slowly.; Mowing Tips; Only use sharp blades.; Do; not drive up or down hills
English- 26 OPERATION Reversing Depress one operator presence lever andshift transmission to the reverse gear. Gripmotion control levers before shifting gear. To operate on hills To operate on slopes is a dangerous mowingjob. Read the Safety Instructions section“Driving on Slopes” on page 8. • The s...
Page 30 - Avoid getting engine too wet.; Stopping; Emergency stop; or; Normal operating stop; Move shift lever to the neutral position.; WARNING
English- 28 OPERATION • Hose the mower deck with water aftereach use. Hose especially underneath.Do not spray high pressure spray directlyon top of spindles. • Avoid getting engine too wet. Stopping Emergency stop Release both hands from the operatepresence lever handles.When both operator presence ...
Page 31 - Stopping the Engine; Remove the ignition key.
English- 29 OPERATION Stopping the Engine Allow the engine to idle a minute in order toattain normal operating temperature beforestopping it, if it has been worked hard. Avoididling the engine for longer periods, as thereis a risk of the spark plugs fouling. 1. When the machine is standing still, se...
Page 32 - Adjustment of cutting height
English- 30 OPERATION Adjustment of cutting height The cutting height can be adjusted by threemethods: • Moving spacers between the upper sideand the lower side of the caster swivelaccording to "Cutting height table". Forinstruction, see below. • Moving spacers between the upper sideand the ...
Page 35 - Moving machine by Hand
English- 33 OPERATION Moving machine by Hand In order for the machine to be moved with theengine turned off, make sure the gear shiftlever is in the neutral position and the motioncontrol levers are not in the locked position.The locked position is used when the machineis parked. 8011-482 Gear shift...
Page 36 - MAINTENANCE; Maintenance Schedule
English- 34 MAINTENANCE Maintenance Maintenance Schedule The following is a list of maintenance procedures that must be performed on the machine. For those pointsnot described in this manual, visit an authorized service workshop. An annual service carried out by anauthorized service workshop is reco...
Page 37 - No adjustments or maintenance to be carried out unless:
English- 35 MAINTENANCE 1) First change after 8 hours. When operating with a heavy load or at high ambient temperatures, replace every 50 hours. 2) In dusty conditions, cleaning and replacement are required more often. 3) For daily use, the machine should be lubricated twice weekly. 4) Performed by ...
Page 38 - Ignition System; Connect the ignition cable.
English- 36 MAINTENANCE Ignition System The engine is equipped with an electronicignition system. Only the spark plugs requiremaintenance. For recommended spark plugs, see TechnicalData. 1. Remove the ignition cable boot andclean around the spark plug. 2. Remove the spark plugs with a sparkplug sock...
Page 39 - Checking the Safety System; The engine can only be started when:; Functional check
English- 37 MAINTENANCE Checking the Safety System The machine is equipped with a safetysystem that prevents starting or driving underthe following conditions. The engine can only be started when: 1. The blades are disengaged. 2. The neutral bail must be in the lockedposition. Make daily inspections...
Page 40 - Checking the Engine's Cooling Air Intake; Check engine idle speed.
English- 38 MAINTENANCE Checking the Engine's Cooling Air Intake Check that the engine’s cooling air intake isfree from leaves, grass, and dirt.If the cooling air intake is clogged, enginecooling deteriorates, which can lead toengine damage. Checking and Adjustingthe Throttle and Choke Cable Check t...
Page 41 - Replacing the Air Filter; Allow the exhaust system to
English- 39 MAINTENANCE Replacing the Air Filter If the engine seems weak or runs unevenly,the air filter may be clogged. If run with a dirtyair filter, the spark plugs can become fouleddisrupting operation.For this reason, it is important to replace the airfilter regularly (see the heading Maintena...
Page 42 - Replacing the Fuel Filter; Replace the filter as follows:; Checking the Fuel Pump’s Air Filter; Replace the filter on the bracket.; Checking Tire Pressures
English- 40 MAINTENANCE Replacing the Fuel Filter Replace the line-mounted fuel filter every100 hours (once per season) or moreregularly if it is clogged. Replace the filter as follows: 1. Move the hose clamps away from thefilter. Use flat-nosed pliers. 2. Pull the filter loose from the hose ends. 3...
Page 43 - Checking the Parking Brake; Deck belt
English- 41 MAINTENANCE Checking the Parking Brake Visually check that no damage is found onthe neutral bail. Perform a test drive andcheck that there is sufficent braking action. To adjust the handbrake, contact the serviceworkshop if you are uncertain. Set the neutralbail in the neutral lock posit...
Page 44 - Checking the Blades; Check the blade mounts.; Brake Rod Adjustment; Remove grass and debris.
English- 42 MAINTENANCE Checking the Blades In order to attain the best mowing effect, it isimportant that the blades are well sharpenedand not damaged. : Bent or cracked blades or blades with largenicks must be replaced. Check the blade mounts. Damaged blades should be replaced whenhitting obstacle...
Page 45 - Cleaning and Washing
English- 43 MAINTENANCE Cleaning and Washing Regular cleaning and washing, especiallyunder the mower deck, will increase themachine’s lifespan. Make it a habit to cleanthe machine directly after use, before the dirtsticks. Do not spray high pressure waterdirectly on the top of the deck. Caster Wheel...
Page 46 - Blade replacement; Blade
English- 44 MAINTENANCE Blade replacement • Remove blade bolt by turningcounterclockwise. • Install new or re-sharpened blade withstamped “GRASS side” facing towardsground/grass (down) or “THIS SIDE UP”facing deck and cutter housing. • Install and tighten blade bolt securely.Tighten torque 90 ft/lb ...
Page 47 - LUBRICATION; Lubrication; Lubrication Schedule
English- 45 LUBRICATION Lubrication Lubrication Schedule General Remove the ignition key to prevent unintentional movements during lubrication. When lubricating with an oilcan, it should be filled with engine oil. When lubricating with grease, unless otherwise stated, use a high grade molybdenum dis...
Page 48 - Lubricating the Cables; Front Wheel Bearings
English- 46 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 notlubricated regularly. If a cable binds, it ...
Page 49 - Changing the Oil Filter; Place the machine on a flat surface.
English- 47 LUBRICATION 4. Changing the Oil Filter 1. Drain the engine oil in accordance withthe description in Engine Oil/ChangeEngine Oil. 2. Disassemble the oil filter. If necessary,use a filter remover. 3. Wipe new, clean engine oil on the seal ofthe new filter. 4. Mount the filter by hand with ...
Page 50 - Checking the Oil Level; Never fill above the ”FULL” mark.
English- 48 LUBRICATION Checking the Oil Level Check the oil level in the engine when themachine is standing level and the engine isstopped. Remove the dipstick, wipe it clean, and thenreplace it. The dipstick should not be screwed intoplace. Take the dipstick out again and read the oillevel. The oi...
Page 53 - TROUBLE SHOOTING GUIDE; Trouble Shooting Guide; Problem
English- 51 TROUBLE SHOOTING GUIDE Trouble Shooting Guide Problem Cause The engine will not start. • The control for engaging the mower deck isin engaged position. • The motion controls are not locked in theneutral position. • Spark plug wires off. • Contamination in the carburetor or fuel line. • T...
Page 55 - STORAGE; Storage; Winter Storage; Change the engine oil dispose of properly.; Service; Always use genuine Husqvarna spare parts.
English- 53 STORAGE Storage Winter Storage At the end of the mowing season, the machineshould be readied for storage (or if it will not be inuse for longer than 30 days). Fuel allowed tostand for long periods of time (30 days or more)can leave a sticky residue that can foul thecarburetor and disrupt...
Page 56 - WIRING DIAGRAMS; Wiring diagrams
English- 54 WIRING DIAGRAMS Wiring diagrams 8011-684
Page 57 - TECHNICAL DATA; Technical data; Engine
English -55 TECHNICAL DATA Technical data WG3613E WG4815E Engine Manufacturer Kawasaki Kawasaki Type FH381V FH430V Power 13 hp / 9.5 kW 15 hp / 11 kW Spark plugs / gap RCJ8Y/ .030” / 0.75 mm RCJ8Y/ .030” / 0.75 mm Oil capacity excl filter 1.6 qt / 1.5 liters 1.6 qt / 1.5 liters Oil capacity incl fil...
Page 58 - Torque Specifications; Overall dimensions
English- 56 TECHNICAL DATA Torque Specifications Engine crankshaft bolt 50 ft/lb (67 Nm) Deck pulley bolts 45 ft/lb (61 Nm) Blade bolt 90 ft/lb (122 Nm) Standard ¼” fasteners 9 ft/lb (12 Nm) Standard 5/16” fasteners 18 ft/lb (25 Nm ) Standard 3/8” fasteners 33 ft/lb (44 Nm) Standard 7/16” fasteners ...
Page 59 - CONFORMITY CERTIFICATES; Conformity Certificates; USA requirements
English- 57 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...
Page 60 - SERVICE JOURNAL; Service Journal; Action; Delivery Service
English- 58 SERVICE JOURNAL Service Journal Action Delivery Service 1. Mount the caster wheels. 2. Adjust the tire pressure of all wheels to 1 bar (15 PSI). 3. Check that the right amount of oil is in the engine. 4. Adjust the position of the steering controls. 5. Fill with fuel and open the fuel ta...
Page 61 - Check the fuel pump’s air filter.
English- 59 SERVICE JOURNAL Action Date, mtr reading, stamp, sign 25-Hour Service 1. Check the fuel pump’s air filter. 2. Check the tire pressures. 3. Check/clean the engine’s cooling air intake. 4. Clean the air cleaner’s pre-filter (foam). 5. Check the cutting deck.
Page 62 - Lubricate the front wheel bearings.
English- 60 SERVICE JOURNAL Action Date, mtr reading, stamp, sign 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 throttle/cho...
Page 63 - Replace the fuel filter.
English- 61 SERVICE JOURNAL Action Date, mtr reading, stamp, sign 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 filte...
Page 64 - Clean the combustion chamber and grind the valve seats.
English- 62 SERVICE JOURNAL Action Date, mtr reading, stamp, sign 300-Hour Service 1. Inspect the machine. Come to agreement with the customeras to which additional work is to be carried out. 2. Perform the 25-hour service. 3. Perform the 50-hour service. 4. Perform the 100-hour service. 5. Clean th...
Page 65 - At Least Once Each Year; Perform the 300-hour service at an authorized service workshop.
English- 63 SERVICE JOURNAL Action Date, mtr reading, stamp, sign At Least Once Each Year 1. Clean the engine’s cooling air intake (25 hours). 2. Replace the air cleaner ’s pre-filter (foam) (300 hours). 3. Replace the air filter’s paper cartridge (200 hours). 4. Change the engine oil (100 hours). 5...
