CS-310 DESCRIPTION© 08/2013 ECHO Inc.X7503270007 15Preparation For UseSaw Chain is sharp! Always wear gloves when handling assembly, otherwise serious personal injurymay result.Note: The machine may be delivered with guide bar, tip guard, andsaw chain separated. Install guide bar, tip guard, and sawchain as follows.Tip Guard To Bar InstructionsTool Needed: Two 11 mm (7/16 in.) Wrenches. For saws with TipGuard P/N 2894901 and Symmetrical or AsymmetricalLow-Kick type (Double Guard) guide bars.1. Install bolt (A) in rear hole (B) of tip guard and through fronthole (C) in guide bar.2. IMPORTANT: Dimple (D) in tip guard must engage recess (E)in guide bar.3. Securely tighten nut (F) and bolt (A).Guide Bar And Saw Chain-Install/remove1. Remove air cleaner cover and disconnect spark plug lead.2. Move chain brake lever (G) (Front hand guard) fully rearward tounlock chain brake.3. Remove sprocket guard nuts (H) and remove sprocket guard(K).4. Remove guide bar and saw chain if necessary.Note: See “MAINTENANCE AND CARE” instructions for guidebar, sprocket, and saw chain maintenance.For more informationscan this QR code.ABCDEFFor more informationscan this QR code.GK H