Echo X750020201 instruction manual Adjusting Chain Tension

Page 13

Clutch

Guide bar studs

Adjuster pin

 

 

Guide bar

 

adjuster

 

hole

 

Nuts

 

Clutch cover

4.Unlock the chain brake, and mount guide bar on studs and slide toward clutch to make saw chain installation easier. Install chain with cutters on top of guide bar facing forward.

5.Install the clutch cover over the guide bar studs. En- sure chain tension adjuster pin fits into the guide bar adjuster hole. Tighten clutch cover nuts finger tight.

Unlock chain brake

Direction to tensionthe chain

Adjusting screw

Proper tension Improper tension

ADJUSTING CHAIN TENSION

IMPORTANT

Always loosen clutch cover nuts before turning the chain tension adjuster, otherwise the clutch cover and tensioner will be damaged.

1.Remove spark plug lead. (See page 25)

2.Unlock chain brake and loosen two clutch cover nuts, if necessary.

3.Hold the bar nose up, and turn the adjuster screw clockwise until chain fits snugly against underside of the bar.

4.Tighten both nuts with the bar nose held up.

5.Pull the chain around the bar by hand. Loosen the adjustment if you feel tight spots.

6.When chain is properly tensioned, tighten clutch cover nuts securely - 20 to 23 N·m (175 to 200 in. lb.).

7.Keep chain properly tensioned at all times.

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CS-352

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Contents Chain Saw Rules for Safe Operation Kickback Safety Precautions for Chain Saw UsersOther Safety Precautions Symbols and Signs ContentsCS-352 Symbol Form DecalsPage EPA 2010 and Later and/or C.A.R.B. Tier Packing ListChain Saw Nomenclature of PartsCylinder cover latch Secures cylinder cover Operator Safety Spark Arrestor Muffler Correct USE of Chain BrakeKick Guard to BAR INSTRUC- Tions Preparation for USEGuide BAR and SAW Chain IN- STALLATION/REMOVAL Adjusting Chain Tension Fuel Statement Fuel and LubricantChain Lubricant Handling FuelOperation When the Engine is Cold Running When the Engine is WarmStopping Checking Chain Tension Cutting InstructionChain Lubrication Test GeneralFelling the Tree Limbing Chain Brake Operation Testing the BrakeWinter Operation Automatic Chain BrakeGuide BAR Chain and Guide BAR CombinationSkill levels Maintenance and CareCarburetor Adjustment Check Fuel System AIR FilterSpark Plug Fuel FilterGuide BAR OIL FilterSprocket Cylinder FinsExhaust Port Cleaning Setting SAW Chain Setting the SAW ChainPage Engine Problem Troubleshooting Chart TroubleshootingStorage After USE Technical DataWarranty Statements 99922201032 11/18/2011 99922201033 CS-352 CS-352 CS-352 ECHO, Incorporated