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Copyright© 2010 By Echo, Incorporated
All Rights Reserved.
In t r o d u c t I o n
Welcome to the ECHO family. This ECHO product was designed and manufactured to provide long life and on-the-job
dependability. Read and understand this manual and the SAFETY MANUAL you found in the same package. You will
nd both easy to use and full of helpful operating tips and SAFETY messages.
ta b l e o f co n t e n t s
Introduction ................................................................2
- The Operator's Manual .......................................2
- The Safety manual ..............................................2
Safety .........................................................................3
- Manual Safety Symbols and Important
Information .........................................................3
- International Symbols .........................................3
- Personal Condition and Safety Equipment .........3
- Equipment ...........................................................6
Emission Control .......................................................6
Description .................................................................7
Contents .....................................................................9
Assembly....................................................................9
- Plastic Shield Installation ...................................9
- Nylon Head Installation ....................................10
- To Advance Trimmer Line ................................10
- Nylon Line Replacement ..................................10
- Remove Nylon Head .........................................10
- Front Handle Installation .................................. 11
Operation ..................................................................11
- Operation with Blades ...................................... 11
- Fuel ...................................................................14
- Starting Cold Engine .........................................16
- Starting Warm Engine .......................................17
- Stopping Engine ................................................17
Maintenance .............................................................18
- Skill Levels .......................................................18
- Maintenance Intervals .......................................18
- Air Filter ...........................................................19
- Fuel Filter ..........................................................19
- Spark Plug .........................................................20
- Cooling System Cleaning .................................20
- Exhaust System .................................................21
- Carburetor Adjustment ......................................23
- High Altitude Operation ..................................23
- Lubrication ........................................................24
- Nylon Line Replacement ..................................25
- Sharpening Metal Blades ..................................27
Troubleshooting .......................................................28
Storage .....................................................................29
Specications ...........................................................30
Warranty Statements ................................................31
Servicing Information ..............................................36
- Parts/Serial Number ..........................................36
- Service ..............................................................36
- ECHO Consumer Product Support ...................36
- Warranty Card ...................................................36
- Additional or Replacement Manuals ................36
Specications, descriptions and illustrative material in
this literature are as accurate as known at the time of
publication, but are subject to change without notice.
Illustrations may include optional equipment and acces-
sories, and may not include all standard equipment.
t h e o p e r a t o r 's m a n u a l
Read and understand this manual before operation. Keep it in a safe
place for future reference. It contains specications and information
for operation, starting, stopping, maintenance, storage and assembly
specic to this product.
t h e s a f e t y m a n u a l
Read and understand this manual before operation. Keep it in a safe
place for future reference. It explains possible hazards involved with
the use of Grass Trimmers and Brush Cutters and what measures you
should take to make their use safer.
WARNING
Read rules for safe operation and instructions carefully. ECHO provides an
Operator's Manual and a Safety Manual. Both must be read and understood for
proper and safe operation. Failure to do so could result in serous injury.
Grass Trimmer/Brush Cutter
Operator's Manual
MODELS SRM-225
X7722271100
X772000120
07/08