Setup and Adjustments

WARNING: No settings or adjustments are to

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

Setup

Uncrate machine.

Mount rear drive wheels using the lug nuts installed on the hubs.

Check the tire pressure in all four tires. All tires should be 15 psi.

Remove top bolt in control arm and loosen bottom bolt, rotate the control levers to the upright position. Align the levers so they are even in the neutral position. Reinstall hardware and tighten. FIG - 3

Install seat rod to the seat frame with cotter pin in plastic bag. Seat rod is located under the seat in the hydraulic pump area.

Check engine oil with dip stick. Add if needed per the engine manufactures specifications. See engine manual for oil type and filling specifications. FIG - 4

Loosen the discharge chute slightly and lower into position. Chute should be snug but still pivot freely.

Install armrests to seat. Hardware and armrests are in the plastic bag.

Assemble the air cleaner hood to the inlet of the air filter, (EFI models only).

Adjustments

Cutting Height

Stop the mower and disengage the blades.

Raise the deck height lever to the transport position.

Remove the height adjustment pin and place it in the desired cutting height hole. Lower the lift lever down onto pin. NOTE: Anti-scalp rollers must be in the proper position for maximum deck floatation. See the decal on the front deck for proper settings. FIG - 5

Control	Motion
Arm	Control
	Lever

FIG - 3

“F” Full

Operating Mark

Range

FIG - 4

Lift Lever

Deck Height

Adjustment

Plates

FIG - 5

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.