Jonsered L2821 Operator'S Manual Download Page 25

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English – 25

• Remove the blade bolt by turning the bolt counter-

clockwise. Remove blade and attaching hardware: bolt,
lock washer and hardened washer.

• Remove the screw and the pulley.

• Pull out the belt and thread it over the adapter.

Replace the drive belt

IMPORTANT! Always use genuine parts.

• Thread the new belt over the adapter and place the

belt on engine pulley.

• Route the belt over the stripper ring into the hole of

the chassis.

• Reinstall the transmission pulley and place the belt on

the pulley.

• Reinstall drive cover.
• Reinstall the blade. See instructions in the section

”Replacing the blades”.

• Tighten spark plug.

MAINTENANCE

Summary of Contents for L2821

Page 1: ...English L2821 Operator s manual Please read the operator s manual carefully and make sure you understand the instructions before using the machine ...

Page 2: ...ed by this equipment Carefully read and follow all of the safety instructions below CHILDREN CAN BE INJURED BY THIS EQUIPMENT The American Academy of Pediatrics recommends that children be a minimum of 12 year of age before operating a pedestrian controlled lawn mower and a minimum of 16 years of age before operating a riding lawn mower Tragic accidents can occur if the operator is not alert to th...

Page 3: ...oline Gasoline is extremely flammable and the vapors are explosive Extinguish all cigarettes cigars pipes and other sources of ignition Use only an approved container Never remove gas cap or add fuel with the engine running Allow the engine to cool before refueling Never refuel the machine indoors Never store the machine or fuel container where there is an open flame spark or pilot light such as a...

Page 4: ...Explanation of warning levels The warnings are graded in three levels WARNING WARNING Used if there is a risk of serious injury or death for the operator or damage to the surroundings if the instructions in the manual are not followed IMPORTANT IMPORTANT Used if there is a risk of injury to the operator or damage to the surroundings if the instructions in the manual are not followed CAUTION CAUTIO...

Page 5: ...General 10 Remove the lawn mower from the carton 10 Handle 10 Grass catcher 11 Starter handle 11 Convert the lawn mower 11 Cutting height 12 FUEL HANDLING General 13 Fueling 13 Transport and storage 13 OPERATING Personal protective equipment 14 General safety precautions 14 Basic working techniques 16 Transport and storage 16 Starting and stopping 17 MAINTENANCE General 18 Maintenance schedule 18 ...

Page 6: ... of purchase The model and serial numbers will be found on a decal attached to the rear of the lawn mower housing You should record both serial number and date of purchase and keep in a safe place for future reference Product specifications Gasoline Capacity and Type 1 0 Quarts 0 98 Liters Unleaded Regular Only Oil Type API SG SL SAE 30 above 0 C 32 F SAE 5W 30 below 0 32 F Oil Capacity 16 Ounces ...

Page 7: ...t come in contact with plug WARNING The muffler gets very hot in use and remains so for a short time afterwards Do not touch the muffler if it is hot WARNING Engine exhaust some of its constituents and certain vehicle components contain or emit chemicals known to the State of California to cause cancer and birth defects or other reproductive harm WARNING Battery posts terminals and related accesso...

Page 8: ...arter handle 4 Grass catcher 5 Fuel cap 6 Air filter 7 Spark plug 8 Drive cover 9 Muffler 10 Wash out port 11 Rear deflector 12 Engine oil cap with dipstick 13 Cutting height control 14 Mulch plug 15 Operator s manual 16 Discharge chute WHAT IS WHAT 1 2 3 4 5 7 8 10 11 13 14 6 12 9 11 15 16 ...

Page 9: ...e and then release the operator presence control bar The engine should stop Rear deflector The rear deflector attached between the rear wheels of your mower is provided to minimize the possibility that objects will be thrown out of the rear of the mower into the operator s mowing position Inspecting the rear deflector Make sure the rear deflector is not damaged and that there are no visible defect...

Page 10: ...a slot in the handle bracket to set a comfortable height position for the handle 2 Tighten the lower handlebar knobs 3 Remove protective padding raise the upper handle section into place on the lower handle and tighten both upper knobs 4 Remove any packing material from around operator presence control bar Vertical handle storage The handle can be set in a vertical storage position 1 Loosen the lo...

Page 11: ...o be used in mulching mode The mulching mode will recut the grass clippings many times which will reduce the clippings in size so that as they fall onto the lawn they will disperse into the grass and not be noticed In addition the mulched grass will biodegrade quickly to provide nutrients for the lawn Use rear bagging to collect the grass clippings within the grass catcher WARNING Do not run your ...

Page 12: ...the left of the machine while cutting Cutting height The cutting height can be adjusted to 9 1 9 different positions Raise wheels for low cut and lower wheels for high cut Adjust cutting height to suit your requirements Medium position is best for most lawns To change cutting height squeeze height adjuster lever toward the wheel Move the wheel up or down to suit your requirements Set the same heig...

Page 13: ...hange your clothes Wash any part of your body that has come in contact with fuel Use soap and water If the machine is leaking fuel Check regularly for leaks from the fuel cap and fuel lines Engine oil CAUTION Check the oil level before starting the lawn mower A too low oil level can cause serious damage to the engine See instructions in the section Maintenance Transport and storage Store and trans...

Page 14: ...ator is responsible for accidents or hazards occuring to other people or their property See manufacturer s instructions for proper operation and installation of accessories Only use accessories approved by the manufacturer The machine must be kept clean Signs and stickers must be fully legible Maintain or replace safety and instruction labels as necessary Always disconnect the spark plug before pe...

Page 15: ...es etc should be removed from the lawn before you start to mow Objects hitting against the cutting attachment could be thrown and cause damage to people and objects Keep people and animals well away Never use the machine in bad weather for instance in fog in rain damp or in wet locations strong winds intense cold risk of lightning etc Working in bad weather is tiring and can lead to dangerous cond...

Page 16: ...obstacle Pores in cloth grass catchers can become filled with dirt and dust with use and the catcher will collect less grass To prevent this regularly hose the grass catcher off with water and let dry before using Slope operation Mowing slopes can be dangerous Do not use the lawn mower on slopes steeper than 15 All slopes demand extra care If you feel unsure do not mow it Do Mow across the face of...

Page 17: ... upwards toward the handle The further toward the handle the drive levers are pulled the faster the unit will travel Forward motion will stop when the drive levers are released To stop forward motion without stopping the engine release the drive lever only Hold the the operator presence control bar down against handle to continue mowing without self propelling When the drive starts feeling slow yo...

Page 18: ...e accessories Maintenance schedule In the maintenance schedule you can see which parts of your machine that require maintenance and with which intervals it should take place The intervals are calculated based on average use of the machine and may differ depending on the rate of your personal use Daily Maintenance Before use After each use Every 10 hours Every 25 hours Every 100 hours Before storag...

Page 19: ...p finished surfaces wheels free of gasoline oil etc Keep top of engine around starter clear and clean of grass clippings and chaff This will help engine air flow and extend engine life Clean the underside of your lawn mower by scraping to remove build up of grass and trash Do not use a high pressure washer to clean the machine Never flush water directly on the engine Clean the air intake on the st...

Page 20: ...running Water in engine can result in shortened engine life 9 Start engine and let engine run for a full minute to remove excess water from mower Engine Lubrication Use only high quality detergent oil rated with API service classification SG SL Select the oil s SAE viscosity grade according to your expected operating temperature CAUTION Although multi viscosity oils 5W30 10W30 etc improve starting...

Page 21: ...sk where you can dispose of surplus engine oil at your local gas station 6 If you have spilled fuel or engine oil on the machine wipe off the spillage and allow remaining fuel to evaporate 7 Slowly pour oil down the oil fill spout stopping evey few ounces to check the oil level with the dipstick Do not overfill 8 Always be sure to retighten oil dipstick before starting engine 9 Connect the ignitio...

Page 22: ...ward sharpen the heavy end until the blade is balanced IMPORTANT The blades should be balanced after sharpening We do not recommend sharpening blade Sharpening and balancing the blade should be conducted by an authorized service workshop Damaged blades should be replaced immediately NEVER use a mower with a damaged blade Replacing the blades 1 Always disconnect the spark plug before performing mai...

Page 23: ...g clockwise 5 The bolt should be tightened with a torque of 35 40 ft Ibs 47 54 Nm 6 Verify the spark plug wire is disconnected from the engine WARNING Always disconnect spark plug wire and place wire where it cannot contact spark plug to prevent accidental starting 7 Pull the blade around by hand and make sure it rotates freely IMPORTANT Always exercise care and use your common sense Avoid all sit...

Page 24: ...er 10 Lock washer 11 Blade bolt 12 Drive cover Remove the drive belt Empty the fuel tank by running the machine until the tank is empty Always disconnect the spark plug before performing maintenance or accessing mocable parts Turn lawn mower on its side Make sure air filter and carburetor is facing upward Remove drive cover 1 6 7 8 9 10 11 2 4 3 5 12 MAINTENANCE ...

Page 25: ... over the adapter Replace the drive belt IMPORTANT Always use genuine parts Thread the new belt over the adapter and place the belt on engine pulley Route the belt over the stripper ring into the hole of the chassis Reinstall the transmission pulley and place the belt on the pulley Reinstall drive cover Reinstall the blade See instructions in the section Replacing the blades Tighten spark plug MAI...

Page 26: ...ing Too much oil in the engine Check the engine s oil level Walking speed too fast Cut at slower walking speed Uneven mowing Worn bent or loose blade Replace the blade if it is bent or damaged Wheel heights uneven Set all wheels at same height Buildup of grass leaves and trash under mower Clean underside of mower housing Excessive vibrations Worn bent or loose blade Replace the blade if it is bent...

Page 27: ......

Page 28: ...2017 11 20 Original instructions 591428901 ...

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