Ryobi Outdoor RY70105 manual Cleaning the Exhaust Port and Muffler, Spark Arrestor, See Figures 25

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MAINTENANCE

CLEANING THE EXHAUST PORT AND MUFFLER

Depending on the type of fuel used, the type and amount of oil used, and/or your operating conditions, the exhaust port and muffler may become blocked with carbon deposits. If you notice a power loss with your gas powered tool, a qualified service technician will need to remove these deposits to restore performance.

SPARK ARRESTOR

The spark arrestor must be cleaned or replaced every 25 hours or yearly to ensure proper performance of your product. Spark arrestors may be in different locations depending on the model purchased. Please contact your nearest service dealer for the location of the spark arrestor for your model.

Cleaning Instructions:

Remove the spark arrestor from the muffler.

If your spark arrestor is made of a fiberglass material, discard and replace.

If your spark arrestor is made of a metal material follow these cleaning instructions:

1.Spray the spark arrestor with a quality carbon cleaner.

2.Gently clean using a wire brush.

3.Install the new or cleaned spark arrestor and reas- semble completely before use.

REPLACING AND CLEANING AIR FILTER

See Figures 25 and 26.

For proper performance and long life, keep air filter clean.

1Remove the air filter cover by pushing down on the latch with your thumb while gently pulling on the cover.

2Remove the filter, clean it in warm soapy water. Rinse and let dry completely. For best performance, replace annually.

3Reinstall the filter.

4Replace the air filter cover by inserting the tabs on the bottom of the cover into the slots on the air filter base; push the cover up until it latches securely in place.

LATCH

PULL COVER

TO OPEN

Fig. 25

FILTER

SLOTS ON AIR

FILTER BASE

TABS ON AIR

FILTER COVER

Fig. 26

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Contents Operators Manual Table of Contents SafetySpecific Safety Rules for Trimmer USE Specific Safety Rules for Brushcutter and Blade USESymbols Symbol Name ExplanationTechnical Data Vibration level racingInstructions FeaturesUnpacking Packing List for Owners KITRemoving the Attachment from the Power Head AssemblyAttaching the Power Head to the Trimmer Attachment Attaching the Storage HangerAttaching the Handle Attaching the Shoulder Strap Muffler GuardGrass Deflector Drive Connector Spool Retainer String HeadBlade Guard Converting from String Trimmer to BrushcutterConverting from Brushcutter to String Trimmer Installing the BladeInstalling the String Head Removing the BladeOperation Fuel and RefuelingOperating the Trimmer Advancing the String Cutting TipsGrass Deflector Line Trimming CUT- OFF Blade Operating the Brushcutter TRI-ARC BladeCutting Technique Blade To Start a Cold Engine Ignition SwitchStarting and Stopping To Start a Warm EngineNEW Prewound Spool MaintenanceSpool Replacement EZ Line TAP Advance System See Figures 18Spring String ReplacementBlade Protector Arrows on Spool Anchor Hole First StringSpark Arrestor Cleaning the Exhaust Port and MufflerReplacing and Cleaning AIR Filter See Figures 25Fuel CAP Spark PlugStorage 1 Month or Longer Troubleshooting Idle Speed Screw Needle Guarantee Statement Rtsa / Rtuk / RTG WarrantySafety Directive EC Declaration of ConformityPage 983000-202