Contents

INTRODUCTION

5

General

5

Driving and Transport on Public Roads

5

Operating

5

Good Service

6

Symbols and Decals

7

General Operation

8

Personal Safety Equipment

9

Slope Operation

9

Safe Handling of Gasoline

11

General Maintenance

12

Transport

13

Controls

14

Control Locations

14

Recoil Starter Grip

15

Ignition Switch

15

Drive Levers

15

Operator Presence Levers

16

Ground Speed Control

16

Choke Control

16

Throttle Control

17

Neutral Lock

17

Tracking Adjustment

17

Parking Brake

18

Blade Engagement Control

18

Service Meter

18

Fuel Shut-off Valve

19

Fuel Tank

19

Operation

20

Before Starting

20

Starting the Engine

21

Running

23

Reverse

23

Tracking Adjustment

23

Operating on Hills

23

Mowing Tips

24

Transport

25

Stopping

25

Emergency Stop

25

Stopping the Engine

25

Cutting Height Adjustment

27

Cutting Height Table

28

Maintenance

29

Maintenance Schedule

29

Safety System

31

Function Check

31

Tire Pressures

32

Deck Belt

32

Cutting Blades

33

Cleaning

34

Hardware

34

LUBRICATION

36

Front Wheel Mount

36

Front Wheel Bearings

36

TROUBLESHOOTING

37

Winter Storage

39

STORAGE

39

Service

39

schematics

40

Lower Harness

40

Harness Adapter

40

Upper Harness

41

TECHNICAL DATA

42

CONFORMITY CERTIFICATES

45

SERVICE JOURNAL

46

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Husqvarna WH5218 / 966638603, WH4818 / 966638602, WH3616 / 966638601 manual Contents

WH3616 / 966638601, WH4818 / 966638602, WH5218 / 966638603 specifications

Husqvarna has established itself as a leader in outdoor power equipment, and their range of brushcutters is no exception. Among their most notable models are the WH5218, WH4818, and WH3616, each boasting impressive features, advanced technologies, and robust characteristics suited for various applications.

The Husqvarna WH5218 (966638603) stands out with its powerful 2-stroke engine, providing exceptional performance and fuel efficiency. This model is designed for heavy-duty tasks, making it ideal for professional landscapers and homeowners alike. Its ergonomic design ensures user comfort during prolonged use, while the adjustable handlebar allows for optimal control, enabling precision cutting in hard-to-reach areas. The vibration-dampening system enhances overall comfort, reducing fatigue and allowing users to tackle larger projects with ease.

Next in the lineup is the WH4818 (966638602), which balances power and versatility. This model features a robust engine that delivers reliable performance, making it suitable for both professional and amateur gardeners. The lightweight design makes it easy to maneuver, while the intuitive controls enhance user experience. The WH4818 also incorporates Husqvarna’s Smart Start technology, which facilitates easier starting with minimal effort. This brushcutter is equipped with a dual-line cutting system that provides exceptional cutting efficiency, allowing for neat and tidy trimming in various terrains.

The WH3616 (966638601) represents a more compact option without compromising on performance. Equipped with a user-friendly interface and a sturdy engine, this model is perfect for those seeking a reliable tool for residential use. Its lightweight chassis allows for easy portability, making it an excellent choice for homeowners set on maintaining their gardens. The WH3616 is designed with an auto-return stop switch, ensuring the engine is ready to start whenever the user is prepared to go to work.

All three Husqvarna models are engineered with durability in mind, featuring high-quality materials and construction to withstand harsh working conditions. With advanced features like anti-vibration systems, adjustable handles, and efficient cutting mechanisms, the WH5218, WH4818, and WH3616 deliver exceptional performance and comfort. Whether for professional landscaping or home maintenance, these brushcutters provide the perfect blend of power, ease of use, and reliability, making them indispensable tools in any outdoor toolkit. Husqvarna continues to set the standard for outdoor equipment, providing users with innovative solutions to meet their cutting needs.