Husqvarna WH4818 / 966638602 - Manuals

syMbols anD DeCals 7 WARNING!Xxxx xxxxxx xxxxx xxxx xxxxxxxxx xxxxxxxxxxxxxxx. xx xxxxxxxx xxxx xxxxxx. IMPORTANT INFORMATIONXxxx xxxxxx xxxxx xxxx xxxxxxxxx xxxxxx xxxxxxxxx. xx xxxxxxxx xxxx xxxxxx. moving sharp blades under cover Use protective glasses Use protective gloves Warning! Rotating blad...

saFety 8 8011-632 Never take passengers These instructions are for your safety. Read them carefully. General Operation Read, understand, and follow all instructions on • the machine and in the manual before starting.Do not put hands or feet near rotating parts or • under the machine. Keep clear of t...

saFety 9 WARNING!When using the machine, approved personal protective equipment (shown in illustrations) shall be used. Personal protective equipment cannot eliminate the risk of injury but it will reduce the degree of injury if an accident does happen. Ask your retailer for help in choosing the rig...

saFety 10 8011-636 Never allow children to operate the machine Children Tragic accidents can occur if the operator is not alert to the presence of children. Children are often attracted to the machine and the mowing activity. Never assume that children will remain where you last saw them. Keep child...

saFety 11 8011-637 Never fill the fuel tank indoors Safe Handling of Gasoline To avoid personal injury or property damage, use extreme care in handling gasoline. Gasoline is extremely flammable and the vapors are explosive. extinguish all cigarettes, cigars, pipes, and other • sources of ignition.Us...

saFety 12 WARNING!The engine must not be started when the protective plate for the mower deck’s drive belt is removed. WARNING!Use protective glasses for maintenance work. General Maintenance Never operate machine in a closed area. • Keep all nuts and bolts tight to be sure the • equipment is in saf...

saFety 13 The mulch blades should only be used in familiar • areas when higher quality mowing is desired.Reduce the risk of fire by removing grass, leaves, • and other debris that may have accumulated on the machine. Allow the machine to cool before putting it in storage.Regularly clean deck and und...

ContRols 14 This operator’s manual describes the Husqvarna Walk-behind mower. The machine is fitted with a Kawasaki four-stroke overhead valve engine. Control Locations Fuel Cap/Tank 1. Throttle Control 2. Choke Control 3. Ground Speed Control 4. blade engagement Control 5. Hour meter (optional) 6. ...

ContRols 15 IMPORTANT INFORMATIONDo not let recoil cord snap back by itself. This may damage the cord or the recoil starter assembly. 8062-006 Recoil starter grip 8062-003 Ignition key 8062-044 Drive lever - left hand Drive Levers The machine’s speed and direction are continuously variable using the...

ContRols 16 Operator Presence Switches located on the handle, the Operator Presence System levers serve as an additional safety feature. An electrical interlock safety system is activated by depressing either one or both of the Operator Presence levers at the handle grips.Releasing both Operators Pr...

ContRols 17 1 Throttle Control The throttle control regulates the engine speed and thereby the rate of rotation of the blades, assuming the blade engagement control is engaged (pulled up).In order to increase or decrease the engine speed, the control is moved forward or backward respectively.Avoid i...

ContRols 18 Blade Engagement Control The blade engagement control is on the center control panel.In order to engage the blades, pull the control upwards. The blades are disengaged when the lever is pushed down. Service Meter Optional The optional service meter displays the total operating time. The ...

ContRols 19 IMPORTANT INFORMATIONExperience indicates that alcohol blended fuels (called gasohol, ethanol or methanol) can attract moisture which leads to separation and formation of acids during storage. Acidic gas can damage the fuel system of an engine while in storage. To avoid engine problems, ...

opeRatIon 20 Before Starting Read the sections on Safety and Controls before • starting the machine.Perform the daily maintenance before starting • (see maintenance Schedule).Check that there is sufficient fuel in the fuel tank. • The following conditions must be fulfilled before the engine can be s...

opeRatIon 21 8062-040 Fuel shutoff valve - open Starting the Engine Open fuel shut-off valve. Turn ignition key to ON position. 8062-003 Ignition key 8062-010 Set throttle control Set throttle control at the lowest position and engage the choke (if needed).Do not use choke when the engine is warm.

opeRatIon 23 8062-044 Operator presence lever - left hand Running Depress one operator presence lever and move the speed control to the desired speed. Pull the blade engagement control upwards. Set the desired rpm with the throttle. The best cutting and bagging is obtained with engine at top rpm.Whi...

opeRatIon 24 8062-011 Mowing pattern 8062-013 Clean mower deck after each use Mowing Tips Observe and mark rocks and other fixed objects • in order to avoid collisions.Properly level the cutting deck for best mowing • performance. The blades should be parallel to the ground or slightly tipped down i...

opeRatIon 25 Stopping the Engine If the engine has been worked hard, allow it to idle a minute in order to attain normal operating temperature before stopping it. Avoid idling the engine for longer periods, as there is a risk of the spark plugs fouling.Disengage the blades by pushing the blade engag...

opeRatIon 26 Shut OFF the fuel valve. Set the parking brake. 8062-007 Fuel shutoff valve - closed (OFF) 8062-005 Parking brake

opeRatIon 27 2 1 8062-022 Caster swivel 1. Spacers, ½" 2. Rear axle height adjustment Cutting Height Adjustment The cutting height can be adjusted by the following methods: moving spacers between the upper side and 1. the lower side of the caster swivel according to Cutting Height Table . Rear a...

opeRatIon 28 Axle Position Spacer below Caster Arm Cutting Height A 0 1½" (38mm) 1 2" (51mm) b 2 2½" (64mm) 3 3" (76mm) C 4 3½" (89mm) 5 4" (102mm) D 6 4½" (114mm) 7 5" (127mm) 2 1 D C B A IMPORTANT INFORMATIONIt may be necessary to readjust drive and brake linkages. ...

MaIntenanCe 29 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 to maintain...

MaIntenanCe 30 WARNING!Before performing any service or adjustment checklist Turn the ignition switch to “OFF” • position and remove the key.Make sure the blades and all • moving parts have completely stopped. MAINTENANCE Daily At least once each year Maintenance interval in hours Before After 25 50...

MaIntenanCe 31 1 2 Safety System The machine is equipped with a safety system that prevents starting under the following conditions.The engine can only be started when: the blades are disengaged. 1. the speed control is in the start position. 2. make daily inspections to ensure that the safety syste...

MaIntenanCe 32 Tire Pressures All tires should be at 15 psi / 103 kPa / 1 bar. 8062-042 Tire pressures 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. Replacing belt Open the belt shield.Use a rat...

MaIntenanCe 33 WARNING!Blades are sharp. Protect your hands with gloves and/or wrap blades with a heavy cloth when handling. IMPORTANT INFORMATIONThe sharpening of blades should be carried out by an authorized service workshop. 8062-016 Check the cutting blades 8062-017 Blade attachment IMPORTANT IN...

MaIntenanCe 34 Cleaning Under side of rear deck Remove grass and debris. 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 dire...

MaIntenanCe 35 12/12 every year 1/52 every Week 1/365 every day lubricate with grease gun Oil change Filter change lubricate with oil can level check General Remove the ignition key to prevent unintentional movements during lubrication. When lubricating with an oil can, it must be filled with engine...

lUbRICatIon 36 Front Wheel Mount lubricate with a grease gun, one zerk for each wheel mount, until the grease is forced out. Use only good quality bearing grease. Grease from well-known brand names (petrochemical companies) usually maintains a good quality. Front Wheel Bearings lubricate with a grea...

tRoUblesHootInG 37 Problem Cause engine will not start • Mower deck control is engaged• speed control not in the start position• spark plug wire is off• Contamination in the carburetor or fuel line• Fuel shutoff valve is closed• Clogged fuel filter or fuel line• empty fuel tank• Faulty ignition syst...

stoRaGe 39 Winter Storage At the end of the mowing season (or if it will not be in use for longer than 30 days), the machine should be readied for storage. Fuel allowed to stand for long periods of time (30 days or more) can leave sticky residues that can plug the carburetor and disrupt engine funct...

teCHnICal Data 42 WH3616 WH4818 Engine manufacturer Kawasaki 1, 2) Kawasaki 1, 2) Type FS FS Power 16 hp* / 12 kW 18 hp* / 13 kW Fuel min 87 octane unleaded (max ethanol 10%, max mTbe 15%) min 87 octane unleaded (max ethanol 10%, max mTbe 15%) Fuel tank capacity 6 gallons / 22.7 liters 6 gallons / 2...

teCHnICal Data 44 HeX HeAD CAP SCReWS The torque values shown should be used as a general guideline when specific torque values are not given. U.S. Standard Hardware Grade SAe Grade 5 SAe Grade 8 Flangelock Screw w/Flangelock Nut Shank Size (Diameter in inches, fine or coarse thread) Size ft./lbs Nm...

45 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 any of these lab...

seRVICe JoURnal action Date, mtr reading, stamp, sign 46 Delivery Service mount caster wheels q Adjust tire pressure of all wheels according to Technical Data q Check that the right amount of oil is in the engine q Adjust the position of the drive levers q Fill with fuel and open the fuel shutoff va...

seRVICe JoURnal action Date, mtr reading, stamp, sign 47 25-Hour Service Check the tire pressures q Check/clean the engine’s cooling air intake q Clean the air cleaner’s pre-filter (foam) q Check the cutting deck q After the first 8 hours Change the engine oil q

seRVICe JoURnal action Date, mtr reading, stamp, sign 49 At Least Once Each Year Clean the engine’s cooling air intake (25 hours) q Replace the air cleaner’s pre-filter (foam) (300 hours) q Replace the air filter’s paper cartridge q Change the engine oil (100 hours) q Replace the engine oil filter (...