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TABLE OF CONTENTS
Product Identification
Chain Saw Components ............................................................................................................................... 4
Safety
Understanding Safety Labels ........................................................................................................................ 5
State and Local Requirements ...................................................................................................................... 5
Precautions Against Kickback ....................................................................................................................... 6
Basic Safety Precautions .............................................................................................................................. 6
Understanding Your Chain Saw Safety Devices ............................................................................................ 8
Assembly
Assembling the Bar and Chain ...................................................................................................................... 9
Operation
Chain Tension ............................................................................................................................................ 11
Breaking-in the Chain ................................................................................................................................. 11
Bucking Spike ............................................................................................................................................. 11
Fueling ....................................................................................................................................................... 12
Chain Oil System ........................................................................................................................................ 12
Starting the Engine ..................................................................................................................................... 13
Breaking-in the Engine................................................................................................................................ 13
Stopping the Engine.................................................................................................................................... 13
Carburetor Adjustment ................................................................................................................................ 13
Chain Brake Operation ............................................................................................................................... 14
Preparation for Cutting ................................................................................................................................ 15
Tree Felling ................................................................................................................................................ 16
Bucking ...................................................................................................................................................... 17
Limbing and Pruning ................................................................................................................................... 18
Maintenance
Maintenance Chart ..................................................................................................................................... 19
Chain Maintenance ..................................................................................................................................... 20
Guide Bar Maintenance .............................................................................................................................. 21
Installing the Safe-T-Tip® Nose Guard........................................................................................................ 22
Fuel Filter ................................................................................................................................................... 22
Air Filter ...................................................................................................................................................... 22
Starter Unit ................................................................................................................................................. 22
Engine ........................................................................................................................................................ 23
Spark Plug .................................................................................................................................................. 23
Spark Arresting Muffler ............................................................................................................................... 23
Chain Brake................................................................................................................................................ 24
Oil Pump (Automatic/Adjustable)................................................................................................................. 24
Bar and Chain Combinations
Recommended Bar and Chain Combinations .............................................................................................. 25
Troubleshooting
Using Troubleshooting Chart ...................................................................................................................... 26
Storage
Storing Chain Saw (1 month or longer) ....................................................................................................... 27
Technical Data
CS71 .......................................................................................................................................................... 27
CS81 .......................................................................................................................................................... 27
Warranty
Limited Warranty ........................................................................................................................................ 28
Federal Emissions Warranty ....................................................................................................................... 29