This video provides step-by-step instructions for replacing the primer body on Echo leaf blowers.
Step-By-Step Instructions 1 Leaf Blower- Model PB580T 2 Leaf Blower Primer Body Installation 3 "Step 1: Make sure the engine has cooled and the on/of switch is in the ""off"" position. " 4 Step 2: Perform this procedure with little or no fuel in the tank. 5 Step 3: Unthread the wing nuts counter-clockwise to detach the air filter cover. 6 Step 4: Remove the air filter. 7 Step 5: Use a T-27 Torx bit to unthread the two mounting bolts securing the filter base and carburetor. 8 Step 6: Use pliers to help detach the throttle cable. 9 Step 7: Note the orientation of the fuel lines then detach them from the carburetor ports. 10 Step 8: Use a small phillips-head screwdriver to unthread the four screws to release the primer cover and remove the old primer body. 11 "Attention: Before you install the new primer body, confirm the gasket and diaphragm are aligned. " 12 Step 9: Position the new primer body on the carburetor. 13 "Step 10: Confirm the primer bulb is in the cover, then align the cover and thread the four screws. " 14 Step 11: Reinstall the carburetor by first attaching the fuel lines to the appropriate ports. 15 Step 12: Hook the throttle cable onto the lever. 16 Step 13: Realign the baddle in the air filter base then insert the bolts. 17 Step 14: Position the carburetor intake gasket on the bolts. 18 Step 15: Align the carburetor followed by the outlet gasket. 19 Step 16: Position the assembly and thread the mounting bolts. 20 Step 17: Replace the air filter. 21 Step 18: Realign the filter cover and thread the wing nuts to secure. 22 Step 19: Refill the fuel tank if necessary. 23 Congratulations! Your leaf blower should be ready for use.