Optional nylon head installation

Tools Required: Locking Tool

Parts Required: Nylon Line Head.

1.Align hole in upper plate with notch in gear housing, and insert locking tool to prevent splined shaft from turning.

2.Thread line head onto PTO shaft by turning it counter-clockwise until head is tight against upper plate.

3.Remove locking tool.

•Read the Operator’s Manual carefully. Be thoroughly familiar with the controls and proper use of the trimmer.

Know how to stop the unit and disengage the controls.

•Never allow children to operate the trimmer.

•Never allow adults to use the trimmer unless they have received proper instructions. Be sure the operator is properly attired and wears the type of foot, leg, head, eye and ear protection recom- mended both in your ECHO Operator’s Manual and by your ECHO Servicing Dealer.

•Always wear eye protection that conforms to ANSI Z 87.

1-2000.1. Read the Operator’s Manual carefully. Be thoroughly familiar with the controls and proper use of the trimmer. Know how to stop the unit and disengage the controls.

WARNING

Grass/weed trimmers can throw gravel, stone, wood chips, glass, and plastic or metal objects. The debris shield behind the trimmer head stops much of the debris, but cannot prevent the operator from being struck by some debris. Read the rules for safe operation in the operator’s manual that you received with your echo trimmer. Also, follow all instructions in this instruction sheet.

1. REPLACING LINE

A.Remove spool by turning knob clockwise, “right”, and separating parts.

B.Thread a 6 m (20 feet) length of 2.4 mm (0.095 in) or 2.7 mm (0.105 in) ECHO line through hole in spool so that ends are the same length.

C.Wind both ends of line tightly and evenly clockwise (see arrows on spool), and wind from side to side without twisting the lines.

D.Secure ends of line temporarily with about 15 cm (6 in) extending out.

1B	1C	15 cm (6 in)
	1D
SPOOL


2A HOUSING	2B	BOLT
		BOLT

SPRING

KNOB

SRM - 410U specifications

The Echo SRM-410U is a powerful and reliable tool designed for professional landscapers and homeowners seeking advanced cutting performance. This trimmer stands out in the market due to its robust features, ergonomic design, and cutting-edge technologies.

One of the key features of the Echo SRM-410U is its potent 41.5cc, 2-stroke engine. This engine delivers impressive power and efficiency, making it capable of handling even the toughest trimming tasks. The engine is engineered for optimal performance, providing a balance of torque and speed to cut through thick grass, weeds, and brush effortlessly.

The SRM-410U incorporates a high-capacity fuel tank, allowing for extended runtime without frequent refueling. This feature is particularly beneficial for users who require longer operating periods on large properties or commercial sites. Additionally, Echo’s innovative purge bulb design facilitates easier starting, reducing the effort needed to get the trimmer running.

Another remarkable characteristic of the SRM-410U is its lightweight design, which enhances maneuverability and reduces user fatigue during prolonged use. Weighing in at just over 10 pounds, it allows operators to navigate various terrains and reach tight spots without compromising control.

Ergonomics play a crucial role in the SRM-410U's design, featuring an adjustable handle for customized comfort. This flexibility helps to minimize strain on the user, further enhancing the trimmer's usability. The unit is equipped with a professional-grade, bump-feed trimmer head that allows for quick line advancement, ensuring that users can continue working without interruption.

The trimmer also features an innovative vibration-dampening system designed to reduce operator fatigue. By absorbing vibrations generated by the engine, this system enhances comfort and improves the overall experience during prolonged use.

For durability, the SRM-410U uses high-quality materials and construction techniques. Consequently, it ensures long-lasting performance in demanding environments. The trimmer is also designed for easy maintenance, with accessible components that simplify tasks like spark plug replacement and air filter cleaning.

In conclusion, the Echo SRM-410U is a premium trimmer that combines power, comfort, and durability. Whether you are a professional landscaper or a dedicated homeowner, its advanced features and technologies make it an invaluable tool for maintaining a pristine landscape. With its balance of performance and user-friendly design, the SRM-410U is undoubtedly a top choice in the market for outdoor power equipment.