Idle adjusting screw

High speed needle (H)

Low speed needle (L)

CARBURETOR ADJUSTMENT

Every unit is run at the factory and the carburetor is set in compliance with Emission Regulations.

In addition, the carburetor is equipped with “H” (High Speed) and “L” (Low Speed) needle adjustment limiters that prevent settings outside acceptable limits.

1.Before adjusting carburetor clean or replace air filter and muffler “Spark Arrestor Screen”.

2.Make sure the bar and chain are properly adjusted.

3.Start engine and run several minutes to bring to operating temperature.

Flash choke twice during warm-up to clear any air from the fuel system.

4.Stop engine.

Turn “H” speed needle counterclockwise (CCW) to stop.

Turn “L” speed needle midway between full clockwise (CW) stop and CCW stop.

5.Idle Speed Adjustment:

ss3TARTAENGINE ETURN h)DLEv SPEEDUADJUSTMENT screw CW until the saw chain begins to turn, then turn screw out CCW until the saw chain stops turning.

Turn screw out, CCW, an additional ¼ turn.

High Altitude Operation

This engine has been factory adjusted to maintain satisfactory starting, emission, and durability performance up to 1100 feet above sea level (ASL) (96.0 kPa).

To maintain proper engine operation and emission compliance above 1100 feet ASL the carburetor may need to be adjusted by an authorized ECHO service dealer.

IMPORTANT

If the engine is adjusted for operation above 1100 feet ASL, the carburetor must be readjusted when operating the engine below 1100 feet ASL, otherwise severe engine damage may result.

WARNING

Cutting attachment must not move when unit is idling.

6.Accelerate to full throttle for 2 - 3 seconds to clear any excess fuel in the engine, then return to idle.

Accelerate engine to full throttle to check for smooth transition from idle to high speed.

If engine hesitates turn “L” needle CCW 1/8 turn and repeat acceleration.

Continue adjustment until smooth acceleration results.

7.Check idle speed and reset if necessary as described in item 5.

If a tachometer is available idle speed should be set to 2800 r/min.

CAUTION

When starting, idling adjustment speed should be adjusted not to rotate the saw chain.

Correct idle speed is adjusted 2800 r/min. Or ¼ turn CCW from the point the chain stops moving.

When you experience trouble with the carburetor, contact your dealer.

CS-800P

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Echo CS-800P Carburetor Adjustment, Idle adjusting screw High speed needle H Low speed needle L, High Altitude Operation
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CS-800P specifications

The Echo CS-800P is a powerful chainsaw specifically designed for professional users who require reliable performance and durability in challenging environments. This model exemplifies the brand's commitment to high-quality engineering and cutting-edge technologies, making it a preferred choice among arborists, landscapers, and forestry professionals.

At its core, the CS-800P features a robust 80.0 cc professional-grade, 2-stroke engine. This high-performance engine produces an impressive output of 5.7 horsepower, allowing users to tackle even the toughest cutting jobs with ease. The power-to-weight ratio is optimized to ensure maximum efficiency without compromising maneuverability. Weighing in at approximately 14.7 pounds, this chainsaw balances power and control, ensuring that users can operate it comfortably during extended periods.

One of the main highlights of the CS-800P is its innovative vibration-dampening technology. This feature minimizes operator fatigue by drastically reducing the amount of vibration transferred to the user during operation. The chainsaw is equipped with a heavy-duty air filtration system that extends the engine’s life by preventing dust and debris from entering, ensuring cleaner air intake and optimal performance.

The CS-800P comes with a 20-inch guide bar and is compatible with various cutting chains, allowing users to customize their setup for different applications. This versatility is further enhanced by the chainsaw's advanced lubrication system, which automatically delivers oil to the chain and bar for seamless operation, reducing wear and increasing chain longevity.

Another significant aspect of the Echo CS-800P is its user-friendly design. The chainsaw features an easy-to-access chain tensioning system that allows users to adjust the chain quickly without the need for additional tools. This feature enhances productivity, enabling users to spend less time on maintenance and more time on their cutting tasks.

Safety is also a priority in the design of the CS-800P. The chainsaw is equipped with a chain brake system that activates when kickback occurs, providing an added layer of protection for the operator. The front handle is ergonomically designed to offer a secure grip, while the rear handle allows for easy maneuvering and control.

In conclusion, the Echo CS-800P is a powerful, reliable, and feature-rich chainsaw designed for professional users who demand top performance in their equipment. With its advanced technologies, user-friendly features, and robust design, it stands out as an exceptional choice for anyone in need of a high-quality chainsaw that can handle the rigors of demanding tasks. Whether for heavy-duty woodcutting or general landscaping work, the CS-800P proves to be an invaluable tool for professionals in the field.
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