2Copyright© 2011 By Echo, IncorporatedAll Rights Reserved.IntroductIonWelcome to the ECHO family. This ECHO product was designed and manufactured to provide long life and on-the-jobdependability. Read and understand this manual and the SAFETY MANUAL you found in the same package. You willfind both easy to use and full of helpful operating tips and SAFETY messages.the operator's manualRead and understand this manual before operation. Keep it in a safeplace for future reference. Contains specifications and informationfor operation, starting, stopping, maintenance, storage and assemblyspecific to this product.the safety manualRead and understand this manual before operation. Keep it in a safeplace for future reference. Explains possible hazards involved withthe use of Grass Trimmers and Brush Cutters and what measures youshould take to make their use safer.table of contentsIntroduction ..........................................................................2- The Operator's Manual.................................................2- The Safety manual .......................................................2Safety ...................................................................................3- Manual Safety Symbols and Important Information ...3- International Symbols ..................................................3- Personal Condition and Safety Equipment ..................3- Equipment ....................................................................6Emission Control .................................................................6Description ...........................................................................8Contents ...............................................................................9Assembly............................................................................10- Plastic Shield Installation...........................................10- Nylon Line Head Installation .....................................10- To Advance Trimmer Line .........................................11- Remove Nylon Head ..................................................11- Blade Operation .........................................................11- U-Handle Installation .................................................13- Throttle Linkage and Ignition Leads..........................14- Balance and Adjust Unit ............................................15Operation............................................................................15- Blade Selection ..........................................................15- Fuel ............................................................................17- Starting Cold Engine ..................................................19- Starting Warm Engine ................................................20- Stopping Engine .........................................................21Maintenance .......................................................................21- Skill Levels ................................................................21- Maintenance Intervals ................................................22- Air Filter.....................................................................23- Fuel Filter ...................................................................23- Spark Plug ..................................................................24- Cooling System .........................................................24- Exhaust System ..........................................................25- Carburetor Adjustment ...............................................27- High Altitude Operation ..........................................27- Lubrication .................................................................28- Nylon Line Replacement ...........................................29- Sharpening Metal Blades ...........................................30Troubleshooting .................................................................31Storage ...............................................................................32Specifications .....................................................................33Warranty Statements ..........................................................34Servicing Information ........................................................40- Parts/Serial Number ...................................................40- Service........................................................................40- ECHO Consumer Product Support ............................40- Warranty Card ............................................................40- Additional or Replacement Manuals .........................40Specifications, descriptions and illustrative material inthis literature are as accurate as known at the time ofpublication, but are subject to change without notice.Illustrations may include optional equipment and acces-sories, and may not include all standard equipment.