CONTENTS

INTRODUCTION

4-5

SYMBOLS & DECALS

6

SAFETY INSTRUCTIONS

7

General use and safety rules

7-8

Driving on slopes

9

Children safety

10

Service safety

10-12

Transportation

12

PRESENTATION

13

SETUP AND ADJUSTMENTS

14

Setup

14

Cutting height

14

Mower deck leveling

15

Throttle lever tension

15

Reverse spring detent adj

15

Park brake adj

16

Motion control lever adj

16

OPERATING INSTRUCTIONS

17

Starting and operation

17

Controls

17-18

MAINTENANCE

19

Engine oil

19

Mower blades

19

Safety interlock system

19

Cutter housings

19

Hardware

20

Air filter

20

Hydraulic system

20

Deck belt

20

Pump belt

21

Lubrication

21

Tire pressure

21

Caster wheels

21

Fuel filter

21

Winter storage

21

TORQUE SPECIFICATIONS

22

MAINTENANCE SCHEDULE

23

TROUBLE SHOOTING

24

WIRING DIAGRAMS

25-28

3

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Husqvarna 968999189 / ZTH6123KOLA, 968999225 / ZTH7227KOB, 968999224 / ZTH6127KOB manual Contents

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.