Jonsered GR41/50 manual Maintenance schedule, Maintenance Daily Weekly Monthly

Page 29

MAINTENANCE

Maintenance schedule

The following is a list of the maintenance that must be performed on the machine. Most of the items are described in the Maintenance section. The user must only carry out the maintenance and service work described in this manual. More extensive work must be carried out by an authorised service workshop.

Maintenance

Daily

Weekly

Monthly

maintenance

maintenance

maintenance

 

 

 

 

 

Clean the outside of the machine.

X

 

 

 

 

 

 

Check that the harness is not damaged.

X

 

 

 

 

 

 

Make sure the throttle trigger lock and the throttle function correctly from a

X

 

 

safety point of view.

 

 

 

 

 

 

 

 

 

 

X

 

 

 

 

 

 

Check that the stop switch works correctly.

X

 

 

 

 

 

 

Check that the cutting attachment does not rotate at idle.

X

 

 

 

 

 

 

Clean the air filter. Replace if necessary.

X

 

 

 

 

 

 

Check that the guard is undamaged and not cracked. Replace the guard if

X

 

 

it has been exposed to impact or is cracked.

 

 

 

 

 

 

 

 

 

Check that the blade is correctly centred, is sharp, and is not cracked. An

 

 

 

off-centre blade will cause vibration that could result in damage to the

X

 

 

machine.

 

 

 

 

 

 

 

Check that the trimmer head is undamaged and not cracked. Replace the

X

 

 

trimmer head if necessary.

 

 

 

 

 

 

 

 

 

Check that the locking nut of the cutting equipment is tighten correctly.

X

 

 

 

 

 

 

Check that the locking screw is tightened when using a support cup with

X

 

 

bearings.

 

 

 

 

 

 

 

 

 

Check that the transport guard for the blade is intact and that it can be

X

 

 

secured correctly.

 

 

 

 

 

 

 

 

 

Check that nuts and screws are tight.

X

 

 

 

 

 

 

Check that there are no fuel leaks from the engine, tank or fuel lines.

X

 

 

 

 

 

 

Check the starter and starter cord.

 

X

 

 

 

 

 

Check that the vibration damping elements are not damaged.

 

X

 

 

 

 

 

Clean the outside of the spark plug. Remove it and check the electrode

 

 

 

gap. Adjust the gap to 0.5 mm (.20”), or replace the spark plug. Check that

 

X

 

the spark plug is fitted with a suppressor.

 

 

 

 

 

 

 

Clean the machines cooling system.

 

X

 

 

 

 

 

Clean or replace the spark arrestor mesh on the muffler (only applies to

 

X

 

mufflers without a catalytic converter).

 

 

 

 

 

 

 

 

 

Clean the outside of the carburettor and the space around it.

 

X

 

 

 

 

 

Check that the bevel gear is filled three-quarters full with lubricant. Fill if

 

X

 

necessary using special grease.

 

 

 

 

 

 

 

 

 

Check the fuel filter from contamination and the fuel hose from cracks or

 

 

X

other defects. Replace if necessary.

 

 

 

 

 

 

 

 

 

Check all cables and connections.

 

 

X

 

 

 

 

Check the clutch, clutch springs and the clutch drum for wear. Replace if

 

 

X

necessary by an autorized service workshop.

 

 

 

 

 

 

 

 

 

Replace the spark plug. Check that the spark plug is fitted with a

 

 

X

suppressor.

 

 

 

 

 

 

 

 

 

Check and clean the spark arrestor mesh on the muffler (only applies to

 

 

X

mufflers fitted with a catalytic converter).

 

 

 

 

 

 

 

 

 

RS52: Lubricate the drive shaft with the special grease.

Do this every three months.

 

 

 

 

 

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Contents Operator’s manual EPA Symbols KEY to SymbolsContents Dear customer IntroductionWhat is what on the clearing saw? RS44 What is WHAT?What is what on the clearing saw? RS52 Personal protective equipment General Safety PrecautionsThrottle lock Machine′s safety equipmentStop switch Vibration damping system Cutting attachment guardQuick release MufflerLocking screw Locking nutSharpening grass cutters and grass blades Cutting equipmentCutting equipment Trimmer head Sharpening the saw bladeFitting a blade guard, grass blade and grass cutter AssemblyTransport position, handlebar Fitting the blade guard and saw blade Blade guard a is fitted using 4 screws L as shownStandard harness Adjusting the harness and clearing sawFitting other guards and cutting attachments Correct balance Adjusting the harnessVector harness Fuel Fuel safetyFuel Handling Mixing FuelingCheck before starting Starting and StoppingStarting and stopping Cold engineStopping StartingWorking Techniques Basic safety rulesGeneral working instructions ABC of clearingBrush cutting with a saw blade Forestry clearing using a saw bladeGrass trimming with a trimmer head Grass clearing using a grass bladeSweeping Carburetor MaintenanceLow speed jet L Fine adjustment of the idle speed THigh speed jet H GR41, GR50, RS44 High speed jet H RS52Muffler Correctly adjusted carburetorCooling system Air filterSpark plug Cleaning the air filterBevel gear Maintenance Daily Weekly Monthly Maintenance scheduleTechnical data Technical DataYour Warranty Rights and Obligations Federal Emission Control Warranty StatementTrimmy SII Page ´z+R!o¶5*¨ Page 1150017-95 ´z+R!o¶5*¨ ´z+R!o¶5*¨

GR41/50 specifications

The Jonsered GR41/50 is a robust and versatile garden tractor designed for both commercial and residential use. Known for its reliability and efficient performance, this model has become a preferred choice among landscaping professionals and homeowners alike.

One of the standout features of the Jonsered GR41/50 is its powerful engine. It typically comes equipped with a 500cc gasoline engine that ensures optimal performance. This engine provides ample power for tackling a variety of tasks, from mowing large lawns to handling more demanding gardening activities. The automatic transmission allows for smooth and effortless operation, enabling users to focus on their gardening tasks without the distraction of manual gear shifting.

The GR41/50 boasts a robust cutting deck, usually available in multiple sizes, allowing users to select the right width for their specific needs. The cutting height can often be adjusted easily, ensuring precision lawn care while catering to different grass types and growing conditions. This feature is particularly useful for achieving a well-maintained and healthy lawn throughout the changing seasons.

In terms of technology, the Jonsered GR41/50 features advanced steering mechanisms, often with a tight turning radius, making it easy to navigate around obstacles in the garden. This agility enhances productivity and ensures that users can cover ground more efficiently. Additionally, many models come equipped with ergonomic seating and controls, promoting comfort during prolonged use and reducing operator fatigue.

Durability is another significant aspect of the Jonsered GR41/50. Built with high-quality materials, this garden tractor is designed to withstand the rigors of frequent use. The sturdy frame and reliable components contribute to its long lifespan, making it a wise investment for those seeking a reliable gardening machine.

Moreover, the GR41/50 often includes a range of attachments and accessories, such as plows, tow-behind trailers, and snow removal equipment, transforming it into a multi-functional tool for year-round use. This versatility not only maximizes its utility but also provides excellent value for users.

In summary, the Jonsered GR41/50 is a well-rounded garden tractor that combines power, technology, and durability. With its remarkable features, user-friendly design, and adaptability to various tasks, it stands out as a top choice for anyone looking to enhance their gardening and landscaping efficiency.
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