Operator´s manual WG4815E/968999120 WG3613E/968999117 Please read the operator’s manual carefully and make sure you understand the instructions before using the machine.
OPERATOR’S MANUAL MOWER WG3613E WG4815E Contents Contents ..................................................................1 Introduction ............................................................3 Congratulations ...................................................3 General ...............................................................3 Driving and Transport on Public Roads ..............3 Towing ................................................................3 Operating ................................
WARNING! Failure to follow safe 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.
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. This manual is a valuable document. Following the instructions (use, service, maintenance, etc.) can considerably increase the lifespan of your machine and even increase its resale value.
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 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. When you need spare parts or support in service questions, warranty issues, etc.
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. IMPORTANT INFORMATION Xxxxxxx xxxx xxxxxxxx xxx xxx xxxx xxxxxx xx.
SYMBOLS AND DECALS Moving sharp blades under cover English-6 Keep a safe distance from the machine. Severing of fingers & toes. Read Operator´s Manual. Rotating blades Whole body exposure to thrown objects. Shut off engine & remove key before performing any maintenance or repair work.
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. Ensure that you understand them and then abide by them. • Learn how to use the machine and its controls safely and learn how to stop quickly. Also learn to recognize the safety decals.
SAFETY INSTRUCTIONS • Shut off 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. Keep the machine a safe distance from holes or other irregularities. Pay attention to other possible risks.
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. Do as follows • Remove obstacles such as stones, tree branches, etc. • Watch out for and avoid driving over furrows, holes, and bumps.
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. • Keep children away from the mowing area and under close supervision by another adult. • Keep an eye out and shut off the machine if children enter the work area.
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. • Never fill the fuel tank indoors. • Fuel and fuel fumes are poisonous and extremely flammable.
SAFETY INSTRUCTIONS • Do not modify safety equipment. Check regularly to be sure it works properly. The machine must not be driven with defective or unmounted protective plates, protective cowlings, safety switches, or other protective devices. • 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. • Never use the machine indoors or in spaces lacking proper ventilation.
SAFETY INSTRUCTIONS Transport • The machine is heavy and can cause serious crushing injuries. Be extra cautious when it is loaded on or unloaded from a vehicle or trailer. • Use an approved trailer to transport the machine. Activate the parking brake, turn off the fuel supply, and fasten the machine with approved fastening devices, such as bands, chains, or ropes, when transporting. • Check and abide by local traffic regulations before transporting or driving the machine on any road.
CONTROLS Controls This operator’s manual describes the Husqvarna Walk-Behind Mowers WG3613E and WG4815E. The machines are fitted with a Kawasaki four-stroke V-Twin engine, for data see “Technical data” on page 55. Transmission from the engine is made via two V-belt, one for each wheel. Using the left and right motion controls, the speed of the rear wheels is regulated for steering of the machine. 8011-473 Walk behind mower 8011-776 Locations of the controls Control Locations Page Page 1.
CONTROLS 1. Recoil Starter Grip IMPORTANT INFORMATION Do not let recoil cord snap back by itself. This may damage the cord or the recoil starter assembly. 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. 8011-476 Recoil starter grip 2. Ignition Switch The ignition key switch is placed on the control panel.
CONTROLS 3. Motion control levers The machine’s speed and direction are continuously variable using the two motion control levers. When both controls are in the neutral position, the machine stands still. The controls can be locked in neutral position by the Neutral bail By moving both controls an equal amount the machine moves in a straight line forward. WARNING! The machine can turn very rapidly if one steering control is moved much further than the other.
CONTROLS 5. Gear shift lever Gear shift lever has 5 gears speed. There is also a neutral gear and reverse gear. Grip motion control levers before shifting gears. This will clutch the gearbox. 8011-482 Gear drive lever in neutral position 6. Neutral Bail Keeps the unit from moving while idling. The neutral bail will lock the drive levers in neutral position and must be activated when starting the engine.
CONTROLS 7. Throttle Control and Choke Control Choke Control The choke control is used for cold starts to provide the engine with a richer fuel mixture. The choke control is combined with the Throttle control. To engage the choke, the throttle control is moved past the max rpm setting to its choke position. Do not use the choke when starting a warm engine.
CONTROLS 9. Refueling The machine has one fuel tank. The tank volume is 5.3 gallons / 20 liters. The engine should be run on a minimum of 87-octane unleaded gasoline (no oil mix). Also see Technical Data concerning methanol and ethanol fuels. WARNING! Gasoline is highly flammable. Observe caution and fill the tank outdoors (see the safety rules). 8011-418 Fuel tank IMPORTANT INFORMATION . WARNING! Fill to bottom of filler neck. Do not overfill. Wipe off any spilled oil or fuel.
CONTROLS 10. 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 illustration shows the valve in the closed (OFF) position. IMPORTANT INFORMATION Close fuel valve at the end of each mowing job. 8011-437 Fuel shut off valve, closed (OFF) Accessories For mulching, there is a BioClip attachment available. This is mounted underneath the mower deck and consists of control plates and BioClip blades.
OPERATION Operation WARNING! Be thoroughly familiar with all controls their function and how to operate them before operating the mower. Before Starting • Read the sections “Safety Instructions” on page 7, and “Controls” on page 14, before starting the machine. • Perform the daily maintenance before starting (see “Maintenance Schedule” on page 34). • Check that there is sufficient fuel in the fuel tank.
OPERATION Starting the Engine WARNING! Never run the engine indoors, in enclosed or poorly ventilated spaces. Engine exhaust fumes contain poisonous carbon monoxide. 1. Move blade engagement lever to the OFF position, so the interlock will allow engine to start. 8011-474 Blade engagement lever 2. Check gear shifter to be sure it is in the neutral position. 8011-482 Gear shifter 3.
OPERATION 4. Open fuel shut-off valve. 8011-438 Fuel shut-off valve, Open 5. Turn ignition key to ON position. 8011-475 Ignition key 6. Set throttle control and engage the choke (if needed). Do not use choke when the engine is warm. IMPORTANT INFORMATION Do not let recoil cord snap back by itself. This may damage the cord or the recoil starter assembly. 8011-682 Choke and Throttle controls 7. Pull the recoil starter grip slowly until you feel compression, then pull it briskly.
OPERATION 8. Warm engine momentarily, then disengage the choke until engine runs smoothly, approximately 1/2 throttle. WARNING! Be sure all persons are clear of area before engaging the blades. IMPORTANT INFORMATION To prolong spindle bearing clutch and belt life engage and disengage blades at approximately ½ throttle. 9. 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.
OPERATION Gearbox The gear drive machines have a 5-speed gearbox. The gear selector is placed under the control panel. Only shift gear when the machine is standing still and on level ground. 8011-482 Gear selector Running 1. Depress one operator presence lever and shift transmission to the desired gear. 2. Unlock the motion control levers by pushing the neutral bail down out of the neutral slots. Slowly release both levers at the same time to begin forward motion. 3.
OPERATION Reversing Depress one operator presence lever and shift transmission to the reverse gear. Grip motion control levers before shifting gear. 8011-482 Clutch drive before shifting gear To operate on hills To operate on slopes is a dangerous mowing job. Read the Safety Instructions section “Driving on Slopes” on page 8. WARNING! Do not drive up or down hills with slopes greater than 10 degrees. And do not drive across any slopes.
OPERATION • Drive so that clippings are discharged onto the area that has been cut. Have the cut area to the right of the mower. This will result in more even distribution of clippings and a more uniform cut. To avoid clippings spraying on roads etc, mow the first two patterns in opposite direction. • Begin with a high cutting height and reduce it until the desired mowing result is attained.
OPERATION • Hose the mower deck with water after each use. Hose especially underneath. Do not spray high pressure spray directly on top of spindles. • Avoid getting engine too wet. WARNING Never drive the machine on terrain that slopes more than 10o. Mow slopes up and down, never side-to-side. Avoid sudden directional changes. 8011-514 Clean mower deck after each use Stopping Emergency stop Release both hands from the operate presence lever handles.
OPERATION 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 longer periods, as there is a risk of the spark plugs fouling. 1. When the machine is standing still, set the neutral bail in the lock position. 8011-477 Parking brake 2. Disengage the blades by pulling the blade egagement lever back. 8011-474 Disengage the blades 3.
OPERATION Adjustment of cutting height The cutting height can be adjusted by three methods: • Moving spacers between the upper side and the lower side of the caster swivel according to "Cutting height table". For instruction, see below. • Moving spacers between the upper side and the lower side of the blades according to "Cutting height table". For removing and installation of blades, refer to “Blade replacement” on page 44. • Rear axle height adjustment according to the following instruction. 1.
OPERATION Cutting height table Axle position A Spacers below caster arm 0 1 B 2 3 Blade spacers under cutter housing Cutting height 4 1 1/2" (38 mm) 3 1 3/4" (44 mm) 2 2" (51 mm) 1 2 1/4" (57 mm) 0 2 1/2" (64 mm) 4 1 3/4" (44 mm) 3 2" (51 mm) 2 2 1/4" (57 mm) 1 2 1/2" (64 mm) 0 2 3/4" (70 mm) 4 2 1/2" (64 mm) 3 2 3/4" (70 mm) 2 3" (76 mm) 1 3 1/4" (83 mm) 0 3 1/2" (89 mm) 4 3" (76 mm) 3 3 1/4" (83 mm) 2 3 1/2" (89 mm) 1 3 3/4" (95 mm) 0 4" (102 mm) English- 31
OPERATION Axle position C Spacers below caster arm 3 4 D 4 5 English-32 Blade spacers under cutter housing Cutting height 4 3 1/4" (83 mm) 3 3 1/2" (89 mm) 2 3 3/4 (95 mm) 1 4" (102 mm) 0 4 1/4" (108 mm) 4 3 1/2" (89 mm) 3 3 3/4" (95 mm) 2 4" (102 mm) 1 4 1/4" (108 mm) 0 4 1/2" (114 mm) 4 3 3/4" (95 mm) 3 4" (102 mm) 2 4 1/4" (108 mm) 1 4 1/2" (114 mm) 0 4 3/4" (121 mm) 4 4" (102 mm) 3 4 1/4" (108 mm) 2 4 1/2" (114 mm) 1 4 3/4" (121 mm) 0 5" (127 mm)
OPERATION Moving machine by Hand In order for the machine to be moved with the engine turned off, make sure the gear shift lever is in the neutral position and the motion control levers are not in the locked position. The locked position is used when the machine is parked.
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. Read Safety Instructions section “Maintenance” on page 10.
MAINTENANCE Daily maintenance Weekly At mainte- least nance once each Page Before After year Maintenance Check/adjust the cutting height Maintenance interval in hours 25 50 100 300 - Linkages and adjustments 43 z Check throttle and choke cables 46 z Clean the air cleaner’s pre-filter (foam) 39 z Clean the air cleaner’s filter cartridge 2) (paper filter) 39 z Change the engine oil 1) 67 z z Replace the engine oil filter (every 200 hours) 47 z z Clean/Replace the spark plugs 3
MAINTENANCE Ignition System The engine is equipped with an electronic ignition system. Only the spark plugs require maintenance. For recommended spark plugs, see Technical Data. 1. 2. Remove the ignition cable boot and clean around the spark plug. Remove the spark plugs with a spark plug socket wrench. 3. Check the spark plugs. Replace the spark plug if the electrodes are burned or if the insulation is cracked or damaged. Clean the spark plug with a steel brush if it is to be reused. 4.
MAINTENANCE 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: 1. The blades are disengaged. 2. The neutral bail must be in the locked position. Make daily inspections to ensure that the safety system works by attempting to start the engine when one of the conditions is not met.
MAINTENANCE 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. 8011-783 Check and clean the cooling air intake Checking and Adjusting the Throttle and Choke Cable 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.
MAINTENANCE 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 disrupting operation. For this reason, it is important to replace the air filter regularly (see the heading Maintenance Schedule for the proper service interval). Cleaning/replacing the air filter is carried out as follows: 8011-486 Remove the air filter cowling WARNING! Allow the exhaust system to cool before performing service.
MAINTENANCE 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: 1. Move the hose clamps away from the filter. Use flat-nosed pliers. 2. Pull the filter loose from the hose ends. 3. Push the new filter into the hose ends. Position the filter with the ”FLOW” arrow pointing up toward the fuel pump. If necessary, a soap solution can be applied to the filter ends to ease mounting. 4.
MAINTENANCE Checking the Parking Brake Visually check that no damage is found on the neutral bail. Perform a test drive and check that there is sufficent braking action. To adjust the handbrake, contact the service workshop if you are uncertain. Set the neutral bail in the neutral lock position. Tighten the wing nut. Check if the machine is braked, if not tighten the wing nut again. 8011-477 The neutral bail in locked position Checking the V-belts Deck belt Check every 100 hours of operation.
MAINTENANCE Checking the Blades In order to attain the best mowing effect, it is important that the blades are well sharpened and not damaged. : Bent or cracked blades or blades with large nicks must be replaced. Check the blade mounts. IMPORTANT INFORMATION The replacement or sharpening of blades should be carried out by an authorized service workshop. Damaged blades should be replaced when hitting obstacles that result in a breakdown.
MAINTENANCE 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. 8011-639 Cleaning Caster Wheels Check every 200 hours. Lift front of unit off of ground so caster wheels can rotate freely. Tighten caster bolt (34) then back off 1/2 turn. Check that wheel rotates freely.
MAINTENANCE Blade replacement WARNING! Blades are sharp. Protect your hands with gloves and/or wrap blades with a heavy cloth when handling. • Remove blade bolt by turning counterclockwise. IMPORTANT INFORMATION To ensure proper assembly, center hole in blade must align with star on cutter housing. • • Install new or re-sharpened blade with stamped “GRASS side” facing towards ground/grass (down) or “THIS SIDE UP” facing deck and cutter housing. Install and tighten blade bolt securely.
LUBRICATION Lubrication Lubrication Schedule 12/12 1/52 1/365 25h 50h 100h 200h 300h 8011-685 Lubrication schedule 12/12 Every year Lubricate with grease gun 1/52 Every week Oil change Lubricate with oil can Level check 1/365 Every day Filter change General Remove the ignition key to prevent unintentional movements during lubrication. When lubricating with an oil can, it should be filled with engine oil.
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. If a cable binds, it can disrupt operation. If a cable binds, remove the cable and hang it vertically. Lubricate it with thin engine oil until the oil begins to escape from the bottom.
LUBRICATION 4. Changing the Oil Filter 1. Drain the engine oil in accordance with the description in Engine Oil/Change Engine Oil. 2. Disassemble the oil filter. If necessary, use a filter remover. 3. Wipe new, clean engine oil on the seal of the new filter. 4. Mount the filter by hand with + 3/4 turn. 5. Run the engine warm, then check that there are no leaks around the oil filter seal. 6. 8011-785 Changing the oil filter Check the oil level in the engine, fill if necessary.
LUBRICATION Checking the Oil Level Check the oil level in the engine when the machine is standing level and the engine is stopped. Remove the dipstick, wipe it clean, and then replace it. The dipstick should not be screwed into place. Take the dipstick out again and read the oil level. 8011-452 Remove the dipstick The oil level should lie between the markings on the dipstick. If the level is approaching the ”ADD” mark, fill with oil to the ”FULL” mark on the dipstick. Never fill above the ”FULL” mark.
LUBRICATION 6. Drive wheel idle arm, right and left Lubricate with a grease gun, one zerk for each arm, until the 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. 8011-495 Lubricating drive wheel idle arm 7. Coupling Lubricate with a grease gun, one zerk for each coupling, until the grease is forced out. Use only good quality molybdenum disulphide grease.
LUBRICATION 9. Rear wheel Lubricate with a grease gun, one zerk for each rear wheel, until the 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. 8011-716 IMPORTANT INFORMATION Lubricating rear wheel Be spartan and remove excess lubricant so that is does not come into contact with belts. 10.
TROUBLE SHOOTING GUIDE Trouble Shooting Guide Problem Cause The engine will not start. • The control for engaging the mower deck is in engaged position. • The motion controls are not locked in the neutral position. • Spark plug wires off. • Contamination in the carburetor or fuel line. • The fuel fuel shut-off valve is closed. • Clogged fuel filter or fuel line. • Fuel tank empty. • Faulty carburetor. • The choke control is pulled out with a warm engine. • Defective valves.
TROUBLE SHOOTING GUIDE The engine overheats. • Clogged air intake or cooling fins. • Engine overloaded. • Poor ventilation around engine. • Defective engine speed regulator. • Too little or no oil in the engine. • Defective spark plugs. The machine moves slowly, unevenly, • Drive belt for the gear slack or has come off. Mower deck not engaging. • Drive belt for the mower deck has come loose. • The control for engaging the mower deck is faulty.
STORAGE Storage To ready the machine for storage, follow these steps: Winter Storage 1. Thoroughly clean the machine, especially under the mower deck. Touch up damage to the paint and spray a thin layer of oil on the underside of the mower deck in order to avoid corrosion. 2. Inspect the machine for worn or damaged parts and tighten any nuts or screws that may have become loose. 3. Change the engine oil; dispose of properly. 4. Empty the fuel tanks or add a fuel stabilizer.
WIRING DIAGRAMS Wiring diagrams 8011-684 English-54
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 filter 1.8 qt / 1.7 litres 1.8 qt / 1.
TECHNICAL DATA WG3613E WG4815E Overall dimensions Weight 445 lbs / 202 kg 470 lbs / 213 kg Base maschine lenght 66” / 168 cm 66” / 168 cm Base machine width 37” / 94 cm 49” / 125 cm Base machine height 42” / 106 cm 42” / 106 cm Overall width, Chute up 37” / 94 cm 49” / 125 cm Overall width, Chute down 47” / 119 cm 59” / 150 cm 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
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 delivery or written in the Engine manual. Take care of them as valuable documents.
SERVICE JOURNAL Service Journal Action Date, mtr reading, stamp, sign 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 tap. 6. Start the engine. 7. Check that there is drive to both wheels. 8. Check the mower deck adjustment. 9. Check: The safety switch for the blade engagement lever.
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.
SERVICE JOURNAL 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 throttle/choke cable. 5. Check/adjust the parking brake.
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 filter. 7. Clean the cooling fins on the engine and transmission. 8. Check V-belts, pulleys etc. 9. Check tighten caster wheel axle bolts (every 200 hours). 10.
SERVICE JOURNAL Action 300-Hour Service 1. Inspect the machine. Come to agreement with the customer as 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 the combustion chamber and grind the valve seats. 6. Check the engine valve clearance. 7. Replace the air cleaner’s pre-filter (foam).
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. Replace the engine oil filter (200 hours). 6. Check/adjust the cutting height. 7. Check/adjust the parking brake (50 hours). 8. Clean/Change the spark plugs (100 hours). 9.
106457R01 08/11/05
