Echo CS-550P Sprocket, Cylinder Fins, Muffler Spark Arrestor, Automatic Oiler, Increase Decrease

Page 28

Clutch

Groove

 

(Sprocket)

Oil hole

 

GUIDE BAR

Clean before using.

-Clean the groove of the guide bar with a small screwdriver.

-Clean oil holes with a wire.

Reverse guide bar periodically.

Check sprocket and the clutch and clean the bar mount area before installation of the bar. Replace either or both if worn.

Worn : 0.5 mm (0.02 in.)

SPROCKET

A damaged sprocket will cause premature damage or wear of saw chain.

-When the sprocket has worn out 0.5 mm (0.02 in.) or more, replace it.

Check sprocket when you install new chain. Replace it if worn.

Cylinder fins

CYLINDER FINS

Check periodically.

Clogged fins will result in poor engine cooling.

Remove dirt and dust from between fins to let cooling air pass easily.

Exhaust guide

Muffler

Screen cover Spark arrestor screen

MUFFLER SPARK ARRESTOR

Remove air cleaner cover and remove spark plug lead.

Remove spark arrestor screen cover and screen from muffler body.

Clean carbon deposits from muffler components.

Replace screen if it is cracked, or has holes burned through.

Assemble components in reverse order.

 

 

 

NOTE

 

 

 

Carbon deposits in muffler will cause drop in

 

 

 

engine output. Spark arrestor screen must be

 

 

 

checked periodically.

Increase

Decrease

 

AUTOMATIC OILER

 

• The discharge volume of the automatic oiler is

 

 

 

 

 

Adjusting screw

adjusted to 4 mL/min approximately at 7000 r/min,

 

 

prior to shipment from factory.

 

 

 

 

 

 

- To increase the delivery volume, turn the

 

 

 

adjusting screw counterclockwise.

 

 

 

When the screw touches stopper and stops,

 

 

 

this position indicates maximum discharge

 

 

 

volume. (13 to 14 mL/min at 7000 r/min)

 

 

 

- Do not turn the adjusting screw beyond the

 

 

 

maximum or minimum limit of volume

 

 

 

adjustment.

CS-550P

 

 

26

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Contents Chain SAW Copyright 2010 All Rights Reserved Kickback Safety Precautions for Chain Saw Users Rules for Safe OperationOther Safety Precautions Contents Symbols and SignsSymbol Form DecalsGuide bar Saw chain Warranty registration Card CS-550P Packing ListEcho chain saw Wrench T27Nomenclature of Parts X524-003550 Part NumberChain tension adjuster Device to adjust chain tension Operator Safety Correct USE of Chain Brake Spark Arrestor MufflerGuide BAR and SAW Chain INSTALLATION/REMOVAL Preparation for USEAdjusting Chain Tension Fuel and Lubricant Fuel StatementEmission Data Handling FuelEmission Control Exhaust and Evaporative EPA 2010 and/ or C.A.R.B. TierOperation Chain LubricantWhen the Engine is Warm When the Engine is ColdStart / Run Choke Running StoppingChecking Chain Tension Chain Lubrication TestCutting Instruction GeneralFelling the Tree Limbing BuckingTesting the Brake Chain Brake OperationChain brake function Chain brake unlockAutomatic Chain Brake Winter OperationLow-kickback Replacement guide bars Chain and Guide BAR CombinationGuide BAR SAW ChainMaintenance Intervals Maintenance and CareSkill Levels Carburetor Adjustment High Altitude OperationAIR Filter Check Fuel SystemSpark Plug Fuel FilterSprocket Cylinder FinsMuffler Spark Arrestor Automatic OilerSetting the SAW Chain Setting SAW ChainCS-550P Troubleshooting Problem Cause RemedyTechnical Data Storage After USEWarranty Statements ExceptionsPurchased Repair PARTS, Short Blocks and Accessories MANUFACTURER’S Warranty Coverage