Husqvarna 155 manual Ignition system, Fitting the wrong spark plug type can damage the engine

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MAINTENANCE

Ignition system

The engine is equipped with an electronic ignition system. Only the spark plug requires maintenance.

For recommended spark plug, see chapter ”Technical data”.

IMPORTANT INFORMATION

Fitting the wrong spark plug type can damage the engine.

1.Remove the ignition cable shoe and clean around the spark plug.

2.Remove the spark plug with a 5/8" (16 mm) spark plug socket wrench.

3.Check the spark plug. 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.Measure the electrode gap with a gapping tool. The gap should be 1,02 mm/0.040". Adjust as necessary by bending the side electrode.

5.Reinsert the spark plug, turning by hand to avoid damaging the threads.

6.After the spark plug is seated, tighten it with 38-43 Nm (28-32 lbft).

7.Replace the ignition cable shoe.

IMPORTANT INFORMATION

Inadequately tightened spark plugs can cause overheating and damage the engine. Tightening the spark plug too much can damage the threads in the cylinder head.

IMPORTANT INFORMATION

Do not turn over the engine if the spark plug or ignition cable has been removed.

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Contents Rider Page Contents III. Children Safe operation practices for ride-on mowersGeneral operation II. Slope operationIntended use IV. ServiceTravel and transport on public roads TowingTowing IntroductionDear customer Travel and transport on public roadsEngine Transmission Safety InstructionsGood service Serial numberStarting Instruction Explanation of SymbolsPlacards General use Safety instructionsKeep children away from the area to be mowed Proceed as follows Driving on slopesChildren MaintenanceDo not smoke when carrying out maintenance Transport Presentation PresentationLocation of the controls Speed limiter Throttle and Choke leverParking brake Lift lever for the cutting unit Cutting unitSeat Lever for adjustment of cutting heightFuelling Cold engine DrivingBefore starting Starting the engineWarm engine Driving the machine Cutting tips Release lever Stopping the engineHours MaintenanceMaintenance schedule Daily Maintenance intervalRight-hand fender Dismantling of the machine hoodsEngine hood Front hoodAdjusting the parking brake Checking and adjustment of the steering wiresInspecting the muffler Adjusting the throttle wireReplacing the air filter Replacement of the fuel filterProcedures on contact with acid Check the level of the battery acidFitting the wrong spark plug type can damage the engine Ignition systemChecking the safety system Checking the tyre pressure Main fuseCheck the engine’s cooling air intake Observe caution to avoid trapping your hand Fitting the cutting unitChecking the cutting unit’s parallelism Installing BioClipRemoving the cutting unit Adjusting the parallelism of the cutting unitReplacing the cutting unit belts Belt replacement on BioClipPlacing in service position Service position for the cutting unit6017-221 6017-222 8009-122 6017-223 Restoring from service position Checking the blades Removal of BioClip plug Combi Replacing the break-pin BioClipCheck the engine’s oil level LubricationChanging the oil General lubrication Lubricating the belt adjusterChange of oil filter Check the transmission’s oil levelProblem Procedure Trouble Shooting ScheduleCover ServiceStorage Winter storageTechnical Data Technical Data Work done Date, mileage, stamp, sign ServicejournalPre-delivery service After first 5 hours´z+H-¶5-¨ English 114 01

155 specifications

The Husqvarna 155 is a standout in the realm of modern lawn care equipment, combining robust performance with innovative technology to meet the needs of both residential and commercial users. A powerful machine designed for efficiency, the Husqvarna 155 is ideal for maintaining medium to large yards, providing an exceptional balance of maneuverability and cutting capability.

One of the most notable features of the Husqvarna 155 is its powerful engine. Equipped with a reliable and efficient gasoline engine, this machine offers impressive horsepower and torque, ensuring that it can handle dense grass and uneven terrain with ease. Furthermore, the engine is designed to reduce fuel consumption and emissions, adhering to modern ecological standards while maintaining high performance.

The cutting deck of the Husqvarna 155 is another highlight. Constructed with high-quality steel for durability, the cutting deck provides a precise and clean cut. The deck size typically ranges from 42 to 54 inches, allowing the mower to cover a large area quickly. Moreover, the adjustable cutting height feature gives users the flexibility to tailor the grass length according to their preferences or the seasonal needs of their lawn.

Husqvarna also integrates advanced technologies into the 155 model. The inclusion of Smart Start technology simplifies the starting process, reducing resistance in the starter cord for effortless ignition. This means less strain on the user and quick access to mowing, even for those less familiar with garden equipment.

Another key characteristic is the ergonomic design of the mower. The handle is adjustable, accommodating various user heights, and it features comfortable grips that reduce vibration during operation. This user-centered approach extends to the overall layout of the controls, making them intuitive and easy to access, thus enhancing the mowing experience.

Additionally, the Husqvarna 155 is built with durability in mind. Its robust frame and high-quality components ensure longevity, even under heavy use. Regular maintenance is straightforward, guided by Husqvarna’s reliable support and easy-to-follow manuals.

In summary, the Husqvarna 155 provides a perfect blend of power, efficiency, and user-friendly features. Its engine performance, intelligent technology, durable construction, and ergonomic design make it an excellent choice for anyone looking to invest in a reliable lawn mower that delivers outstanding results in lawn care. For both homeowners and professionals, the Husqvarna 155 is poised to meet and exceed expectations season after season.
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