Check for loose fasteners.
Check operator presence and ROS systems for proper operation.
Check tire pressure.
Check brake operation.
Check engine oil level.
Clean Air Filter
Clean Air Screen
Inspect Muffler/Spark Arrester
Replace Oil Filter (If equipped)
Clean Engine Cooling Fins
E
N
G
I
N
E
Change Engine Oil (without oil filter)
Check Operator Presence & ROS Systems
T
R
A Check for Loose Fasteners C Check/Replace Mower Blades T Lubrication Chart
0 Check Battery Level
R Clean Battery and Terminals
Check Transaxle Cooling
Check Mower Levelness
Check V-Belts
Check Engine Oil Level
Change Engine Oil (with oil filter)
Check Tire Pressure
Check Brake Operation
Replace Spark Plug
Replace Air Filter Paper Cartridge
Replace Fuel Filter
1 - Change more often when operating under a heavy load or in high ambient temperatures.
2 - Service more often when operating in dirty or dusty conditions.
GENERAL RECOMMENDATIONS
The warranty on this tractor does not cover items that have been subjected to operator abuse or negligence. To receive full value from the warranty, operator must maintain tractor as instructed in this manual.
Some adjustments will need to be made periodically to properly maintain your tractor.
At least once a season, check to see if you should make any of the adjustments described in the Service and Adjustments section of this manual.
• At least once a year you should replace the spark plug, clean or replace air filter, and check blades and belts for wear. A new spark plug and clean air filter assure proper air-fuel mixture and help your engine run better and last longer.
BEFORE EACH USE
EACH
USE
MAINTENANCE
SCHEDULE
BEFORE

MAINTENANCE

EVERY

EVERY

EVERY

EVERY

EVERY

BEFORE

8

25

50

100

SEASON

STORAGE

HOURS

HOURS

HOURS

HOURS

 

 

3

4

1,2

1,2

2

2

1, 2

2

2

3 - Replace blades more often when mowing in sandy soil. 4 - Not required if equipped with maintenance-free battery.

maint_sch-tractore.ROS.e

 

LUBRICATION CHART

SPINDLE ZERK

SPINDLE ZERK

FRONT

FRONT

WHEEL

WHEEL

BEARING

BEARING

ZERK

ZERK

 

 

ENGINE

STEERING SECTOR GEAR TEETH

02956

General Purpose Grease

Refer to Maintenance “ENGINE” Section

IMPORTANT: DO NOT OIL OR GREASE THE PIVOT POINTS WHICH HAVE SPECIAL NYLON BEARINGS. VISCOUS LUBRICANTS WILL ATTRACT DUST AND DIRT THAT WILL SHORTEN THE LIFE OF THE SELF-LUBRICATING BEARINGS. IF YOU FEEL THEY MUST BE LUBRICATED, USE ONLY A DRY, POWDERED GRAPHITE TYPE LUBRICANT SPARINGLY.

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Husqvarna YTH20K46 owner manual Maintenance, Lubrication Chart

YTH20K46 specifications

The Husqvarna YTH20K46 is a premier riding lawn mower designed for homeowners who seek efficiency, durability, and ease of use while maintaining their lawn. This versatile machine combines power and performance with advanced technologies, making it a reliable choice for various landscaping tasks.

One of the standout features of the YTH20K46 is its robust 20 HP Kohler engine, which provides ample power to handle even the toughest mowing conditions. The engine's design focuses on durability and efficiency, ensuring that users can tackle their larger lawns with ease and minimal maintenance. This riding mower is equipped with a 46-inch cutting deck, allowing for wide mowing swathes that significantly reduce mowing time while delivering an exceptional cut quality.

The mower employs an innovative automatic transmission system, which simplifies operation with a pedal-controlled system. This feature allows the operator to seamlessly adjust speed without the need for manual gear shifting, providing greater comfort during operation. The intuitive controls ensure tasks can be completed efficiently, even for less experienced users.

Another significant aspect of the YTH20K46 is its adjustable cutting height feature. Users can easily select from various cutting heights to achieve the desired lawn finish, ranging from 1.5 to 4 inches. This versatility is essential for adapting to different grass types and seasonal changes.

For added convenience, the Husqvarna YTH20K46 incorporates maintenance-friendly technology, such as an easy-access oil filter and a removable deck for quick blade sharpening or replacement. This attention to maintenance ensures that users can keep their mower in top working condition with minimal effort.

Ergonomics is also a key consideration in the design of this mower. The comfortable high-back seat provides excellent support during long mowing sessions, while the ergonomic steering wheel enhances maneuverability. Additionally, the mower features a built-in hour meter to keep track of maintenance intervals.

In summary, the Husqvarna YTH20K46 is an impressive riding mower that combines powerful performance, user-friendly features, and advanced technology. Its reliability and efficiency make it an ideal choice for homeowners looking to maintain their lawns effortlessly while achieving professional-quality results. With its durable construction and robust capabilities, the YTH20K46 stands out as a top contender in the riding mower category.