MAINTENANCE

Fuel shut off valve is located at the right rear of the seat. The valve has three positions a right tank, left tank and center is the off position. FIG - 13.

Pump release valves located at the right front corner of the pumps. Used to release the system so the machine may be moved by hand when not running. Tilt seat forward to gain access to the pumps. Use a 5/8” wrench to open valve. NOTE: Only rotate valve 1/4 turn to release system.

Fuel Valve

FIG - 13

Maintenance

WARNING: No settings, adjustments or

maintenance is to be made unless: Engine is stopped, key has been removed, park brake is on and battery cable removed from battery.

Annual inspection and maintenance from an authorized Husqvarna dealer is recommended to keep your machine in the best condition mechanically and ensures safe operation.

Engine oil

Should be checked daily before starting the machine. See the engine manufacturers manual for specifications on type of oil, filling instruc- tions and service intervals. FIG - 14

Mower blades

Inspect blades and sharpen or replace as needed. Check blades daily or as needed. Bent, cracked or blades with large notches in them should be replaced. Sharpen to an angle of 22 to 28 degrees. Always check the balance of the blades after sharpening to prevent excessive vibration.

“F” Full

Operating Mark

Range

FIG - 14

Safety interlock system

Check daily and never operate the machine if the system is not functioning properly. The starter should crank only when the operator is in the seat, the parking brake is applied, blade switch off and the motion control levers in the neutral slots. If the machine starts with any of these controls in an operating position, turn the machine off an repair the system immediately.

Cutter Housings

Grease housings once weekly or every 40 to 50 hours of use. Use a good synthetic grease. Pump grease in until a small amount purges from the popet on the underside of the deck. Check the torque of the pulley bolt (45 ft/lbs) should be maintained.

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Husqvarna 968999225 / ZTH7227KOB manual Maintenance, Engine oil, Mower blades, Safety interlock system, Cutter Housings

968999224 / ZTH6127KOB, 968999225 / ZTH7227KOB, 968999189 / ZTH6123KOLA specifications

Husqvarna has long been a trusted name in outdoor power equipment, and their ZTH series of zero-turn mowers further cements this reputation. Among the offerings are the models 968999224 (ZTH6127KOB), 968999225 (ZTH7227KOB), and 968999189 (ZTH6123KOLA), each designed to deliver exceptional performance and efficiency for both residential and commercial users.

The ZTH6127KOB is equipped with a robust 27 HP engine, providing ample power for tackling large lawns with heavy grass and uneven terrain. Its 61-inch cutting deck ensures a wide cutting path, allowing for faster mowing and reduced time spent on the job. The deck features an innovative design that optimizes airflow for cleaner cuts and better grass lift, resulting in a superior finish.

The ZTH7227KOB takes things a step further with its powerful 27 HP engine and expansive 72-inch cutting deck. This model is particularly well-suited for commercial landscapers who need to cover large areas quickly. The mower’s heavy-duty frame and reinforced components ensure durability and reliability under demanding conditions.

Meanwhile, the ZTH6123KOLA, with its 23 HP engine, offers a slightly smaller yet highly efficient option. Its 61-inch cutting deck strikes the perfect balance for homeowners and small commercial operations looking for an agile yet powerful mower. All models come equipped with intuitive controls and ergonomic seating designed for hours of comfortable operation.

Technologically, all three models boast advanced features such as electronic fuel injection, which enhances fuel efficiency and provides smoother acceleration. The Hydro-Gear transmission ensures a responsive and agile maneuverability, allowing operators to navigate tight spaces with ease. The mowers also feature easy-to-use height adjustment systems for customizing cutting heights based on grass types and conditions.

Safety is a priority, and Husqvarna has equipped these models with ROPS (Roll Over Protection System) and an automatic blade brake that enhances operator safety while in operation. Each model combines high performance, efficiency, and comfort, making them ideal choices for anyone seeking a reliable solution for lawn maintenance.

From commercial users to homeowners, the ZTH series by Husqvarna proves to be an investment in quality and performance, reaffirming the brand’s commitment to excellence in lawn care technology.