Use and Care Manual

TABLE OF CONTENTS CS-4910
2 X7503314201
© 05/22 ECHO Incorporated
TABLE OF CONTENTS
Introduction................................................................................................................. 3
Servicing Information.................................................................................................. 3
Parts and Serial Number.................................................................................... 3
Service ............................................................................................................... 4
ECHO Consumer Product Support .................................................................... 4
Product Registration........................................................................................... 4
Additional Literature ........................................................................................... 4
Safety ......................................................................................................................... 5
Manual Safety Symbols and Important Information ........................................... 5
International Symbols......................................................................................... 6
Personal Condition and Safety Equipment ........................................................ 8
Rules for Safe Operation.................................................................................. 12
Correct Use of Chain Brake ............................................................................. 13
Emission Control . (Exhaust & Evaporative) ............................................................ 19
CARB and EPA Emissions Control Information................................................ 19
Description ............................................................................................................... 20
Contents................................................................................................................... 22
Assembly.................................................................................................................. 22
Preparation for Use .......................................................................................... 22
Operation.................................................................................................................. 26
Fuel .................................................................................................................. 26
Chain Lubricant ................................................................................................ 29
Starting Cold Engine ........................................................................................ 30
Starting Warm Engine ...................................................................................... 32
Running............................................................................................................ 33
Stopping ........................................................................................................... 34
Checking Chain Tension .................................................................................. 34
Chain Lubrication Test...................................................................................... 34
Cutting Instructions .......................................................................................... 35
Guide Bar and Chain Combination .................................................................. 39
Kick Guard
TM
................................................................................................... 40
Guide Bar ......................................................................................................... 40
Saw Chain........................................................................................................ 40
Maintenance............................................................................................................. 41
Skill Levels ....................................................................................................... 41
Maintenance Intervals ...................................................................................... 42
Carburetor Adjustment ..................................................................................... 43
Air Filter............................................................................................................ 45
Spark Plug........................................................................................................ 45
Check Fuel System .......................................................................................... 45
Fuel Filter ......................................................................................................... 46
Automatic Oiler................................................................................................. 47
Oil Filter............................................................................................................ 47
Guide Bar ......................................................................................................... 48
Sprocket ........................................................................................................... 48
Cooling System Cleaning................................................................................. 49
Spark Arrester Muffler ...................................................................................... 49
Spark Arrester Screen...................................................................................... 50
Setting the Saw Chain...................................................................................... 50
Troubleshooting........................................................................................................ 53
Storage..................................................................................................................... 54
Storage After Use............................................................................................. 54
Specifications ........................................................................................................... 55
Product Registration................................................................................................. 56