Grass Trimmer/Brush Cutter

31

 

 

 

 

 

Operator's Manual

Troubleshooting

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ENGINE PROBLEM TROUBLESHOOTING CHART

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Problem

Check

Status

 

Cause

Remedy

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Fuel at carburetor

No fuel at carburetor

 

Fuel strainer clogged

Clean or replace

 

 

 

 

 

 

 

 

Fuel line clogged

Clean or replace

 

 

 

 

 

 

 

 

Carburetor

See your Echo dealer

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Fuel at cylinder

No fuel at cylinder

 

Carburetor

See your Echo dealer

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Engine

 

Muffler wet with fuel

 

Fuel Mixture too rich

Open choke

 

 

 

 

 

 

 

 

Clean/replace air filter

 

 

 

 

cranks -

 

 

 

 

Adjust carburetor

 

 

 

 

starts hard/

 

 

 

 

See your Echo dealer

 

 

 

 

doesn't

 

 

 

 

 

 

 

 

 

Spark at end

No spark

 

Stop switch off

Turn switch to ON

 

 

 

 

start

 

 

 

 

 

 

of plug wire

 

 

Electrical problem

See your Echo dealer

 

 

 

 

 

 

 

 

Interlock switch

See your Echo dealer

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Spark at plug

No spark

 

Spark gap incorrect

Adjust to .65mm (0.026 in.)

 

 

 

 

 

 

 

 

Covered with carbon

Clean or replace

 

 

 

 

 

 

 

 

Fouled with fuel

Clean or replace

 

 

 

 

 

 

 

 

Plug defective

Replace plug

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Air filter

Air filter dirty

 

Normal wear

Clean or replace

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Fuel filter

Fuel filter dirty

 

Contaminants/residues in

Replace

 

 

 

 

 

 

 

 

fuel

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Engine runs,

Fuel vent

Fuel vent plugged

 

Contaminants/residues in

Clean or replace

 

 

 

 

 

 

 

fuel

 

 

 

 

 

but dies or

 

 

 

 

 

 

 

 

 

Spark Plug

Plug dirty/worn

 

Normal wear

Clean and adjust or replace

 

 

 

 

does not

 

 

 

 

 

accelerate

 

 

 

 

 

 

 

 

 

Carburetor

Improper adjustment

 

Vibration

Adjust

 

 

 

 

properly

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Cooling System

Cooling system

 

Extended operation in

Clean

 

 

 

 

 

 

dirty/plugged

 

dirty/dusty locations

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Spark Arrestor

Spark arrestor

 

Normal wear

Replace

 

 

 

 

 

Screen

screen plugged

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Engine does

N/A

N/A

 

Internal engine problem

See your Echo dealer

 

 

 

 

not crank

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

DANGER

Fuel vapors are extremely flammable and may cause fire and/or explosion. Never test for ignition spark by ground- ing spark plug near cylinder plug hole, otherwise serious personal injury may result.

Page 31
Image 31
Echo SRM - 280U manual Grass Trimmer/Brush Cutter Operators Manual

SRM - 280U specifications

The Echo SRM-280U is a robust and versatile string trimmer designed to meet the demands of both residential users and professional landscapers. Its innovative features and cutting-edge technologies make it a standout option in the market for those seeking efficiency, durability, and exceptional performance in a lightweight package.

One of the key characteristics of the SRM-280U is its powerful engine. Equipped with a 28.1 cc, 2-stroke, air-cooled engine, this trimmer delivers reliable power and impressive torque, allowing users to tackle thick grass and dense weeds with ease. The engine is designed with a sophisticated fuel system that promotes better fuel efficiency and reduced emissions, contributing to a lower environmental impact while providing strong performance.

The SRM-280U also features an ergonomic design that enhances user comfort during extended usage. Its lightweight construction, combined with a well-balanced frame, allows for reduced operator fatigue, ensuring that users can complete their trimming tasks without strain. The curved shaft design adds to the ease of maneuverability, making it perfect for reaching tight spaces and navigating around obstacles.

Another notable feature of the SRM-280U is its advanced Easy Start system, which significantly reduces the amount of effort needed to start the engine. This system is particularly beneficial for users who may find traditional pull-start systems challenging. The ignition coil produces a strong spark, facilitating quick starts and providing confidence even in cold weather.

The trimmer is also equipped with a high-capacity, 0.095-inch diameter cutting line, optimized for durability and cutting efficiency. The dual-line head allows for quicker trimming, enabling users to cover larger areas in a shorter amount of time. Additionally, the SRM-280U supports a range of attachments, transforming it into a versatile tool capable of performing multiple landscaping tasks, from edging to brush clearing.

Durability is a hallmark of the Echo SRM-280U, as it is built with high-quality materials designed to withstand rigorous use. The trimmer’s components are constructed to resist wear and tear, ensuring that the tool remains reliable over the years. Coupled with Echo’s renowned customer service and support, the SRM-280U offers peace of mind with every purchase.

In summary, the Echo SRM-280U string trimmer is an excellent choice for users seeking a blend of power, comfort, and versatility. With its robust engine, ergonomic design, advanced starting system, and durable construction, it represents a smart investment for both home and professional gardening needs. Whether for routine yard maintenance or tackling tough landscaping challenges, the SRM-280U stands out as a top-performing solution.