1611. Hold the blade control bail against the upper handle(Fig. 34) and pull the starter rope several times to blowout loose carbon.982132Figure 341. Blade control bail2. Upper handle3. Starter handle12. Wipe the bottom of the cover plate and the edge of theengine mounting plate where the sealant will go with aclean cloth to remove any dirt (Fig. 33).13. Run a bead of high temperature, automotive siliconesealant along the edge of the engine mounting platewhere the cover plate will rest (Fig. 33).14. Install the transfer pipe and cover plate (Fig. 33),torquing the four capscrews to 75 in-lbs. (8.5 N·m).15. Install the blade driver, blade, and mulch fan with theblade nut. Refer to the Installing the Blade section,page 14.16. Torque the blade nut to 560 in-lbs. (47 ft-Ibs.)(63 Nm).17. Tip the mower upright.18. Connect the spark plug wire.TroubleshootingYour mower was designed and built for trouble-free operation. Check the following components and items carefully. If aproblem continues, see your Authorized Lawn-Boy Service Dealer.PROBLEM CORRECTIVE ACTIONEngine will not start 1. Fill the fuel tank with fresh gasoline/oil mixg2. Move throttle lever to the FAST position3. Press the primer three times4. Spark plug• Connect the spark plug wire• Clean the spark plug, check the spark plug gap, and replaceit if it is damagedEngine starts hard or loses power 1. Move the throttle lever to the FAST position.2. Drain and refill the fuel tank with fresh gasoline/oil mix3. Clean the gas cap vent hole4. Clean or replace the air filter element5. Clean the mower discharge chute6. Clean the underside of the mower deck7. Clean the spark plug, check the spark plug gap, and replace itif it is damagedEngine runs rough 1. Connect the spark plug wireg g2. Clean the spark plug, check the spark plug gap, and replace itif it is damaged3. Move the throttle lever to the FAST position4. Clean or replace the air filter element