Echo X750020201 instruction manual Exhaust Port Cleaning

Page 29

Exhaust Port Cleaning

Level 2

Parts Required: As needed: Muffler gasket

1.Remove cylinder cover and remove spark plug lead.

2.Place piston at top dead center. Remove muffler (A) and muffler gasket (B).

3.Use a wood or plastic scraping tool to clean deposits from cylinder exhaust port.

IMPORTANT

Never use a metal tool to scrape carbon from the exhaust port.

Do not scratch the cylinder or piston when cleaning the exhaust port. Do not allow carbon particles to enter the cylinder.

4.Inspect muffler gasket, and replace if damaged.

5.Install muffler gasket and muffler.

6.Tighten muffler mounting bolts (or nuts) to 60-80 in • lbf (70- 90 kgf • cm).

7.Install cylinder cover and attach spark plug lead.

8.Start engine, and warm to operating temperature.

9.Stop engine, and re-tighten mounting bolts (or nuts) to specifications.

B

A

29

CS-352

Image 29
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 BrakeGuide BAR and SAW Chain IN- STALLATION/REMOVAL Preparation for USEKick Guard to BAR INSTRUC- Tions Adjusting Chain Tension Fuel Statement Fuel and LubricantChain Lubricant Handling FuelOperation When the Engine is Cold Stopping When the Engine is WarmRunning 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