Wayback_Echo-Usa — Spark Arrestor Screen Cleaning and Replacement
A Wayback_Echo-Usa service procedure — check it applies to your exact model before use.
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Before you start
- When cleaning carbon deposit, be careful not to damage the catalytic element inside muffler
Procedure
- Remove muffler cover.
- Place piston at Top Dead Center (TDC) to prevent carbon/dirt from entering cylinder.
- Remove spark arrestor screen cover, gasket, and screen from muffler body.
- Clean carbon deposits from muffler components.
- Replace screen if it is cracked, plugged, or has holes burned through.
- Assemble components in reverse order.
Specs & torque values
- Screen replacement part number
Source: manual:SRM-2620es_1415_012616.pdf. Figures and steps are as documented; always cross-check against the official manual and any later revisions for your exact serial number before servicing.