Use and Care Manual
TABLE OF CONTENTS SRM-266/S
2 X7502027106
© 03/2019 ECHO Inc.
TABLE OF CONTENTS
Introduction ................................................................................................. 4
Servicing Information .................................................................................. 4
Parts/Serial Number............................................................................. 4
Service................................................................................................. 5
ECHO Consumer Product Support...................................................... 5
Product Registration ............................................................................ 5
Additional Literature............................................................................. 5
Safety.......................................................................................................... 5
Manual Safety Symbols and Important Information............................. 5
International Symbols .......................................................................... 6
Personal Condition and Safety Equipment .......................................... 8
Equipment.......................................................................................... 13
Emission Control (Exhaust & Evaporative) .............................................. 14
CARB And EPA Emissions Control Information ................................ 14
Description ................................................................................................ 15
Contents.................................................................................................... 16
Assembly................................................................................................... 17
Nylon Line Head Installation .............................................................. 17
To Advance Trimmer Line.................................................................. 18
Remove Nylon Line Head.................................................................. 18
Support Handle Installation................................................................ 18
Operation .................................................................................................. 19
Operation With Blades ....................................................................... 19
Blade Selection.................................................................................. 20
Fuel.................................................................................................... 22
Starting Cold Engine.......................................................................... 25
Starting Warm Engine........................................................................ 27
Stopping Engine ................................................................................ 28
Maintenance ............................................................................................. 29
Skill Levels ......................................................................................... 29
Maintenance Intervals........................................................................ 30
Air Filter ............................................................................................. 31
Fuel Filter........................................................................................... 32
Spark Plug ......................................................................................... 33
Cooling System.................................................................................. 33
Exhaust System................................................................................. 35
Carburetor Adjustment....................................................................... 37
Lubrication ......................................................................................... 38
Nylon Line Replacement.................................................................... 39
Sharpening Metal Blades................................................................... 40
Troubleshooting ........................................................................................ 42










