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Exhaust Port Cleaning

Level 2.

Tools required: 4 & 5 mm Hex Wrench, Wood or plastic scraper

Parts Required: As needed: Heat Shield

1.Remove spark plug lead from spark plug, and remove muffler cover (2 screws).

2.Place piston at top dead center. Remove muffler (A) and heat shield

(B).

3.Use a wood or plastic scraping tool to clean deposits from cylinder exhaust port.

IMPORTANT

Never use a metal tool to scrape carbon from the exhaust port. Do not scratch the cylinder or piston when cleaning the exhaust port. Do not allow carbon particles to enter the cylinder.

4.Inspect heat shield, and replace if damaged.

5.Install heat shield and muffler.

6.Tighten muffler mounting bolts (or nuts) to 95-130 in•lbf (110-150 kgf•cm).

7.Attach spark plug lead and install muffler cover.

8.Start engine, and warm to operating temperature.

9.Stop engine, and re-tighten mounting bolts (or nuts) to specifica- tions.

AB

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Echo SRM - 410U manual Exhaust Port Cleaning

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.