Ryobi RY13050 Operator's Manual - Page 17

TROUBLESHOOTING IF THESE SOLUTIONS DO NOT SOLVE THE PROBLEM CONTACT YOUR AUTHORIZED SERVICE DEALER. PROBLEM POSSIBLE CAUSE SOLUTION Engine will not start No spark. Clean or replace spark plug. Reset spark plug gap. Refer to Spark Plug Replacement earlier in this manual. No fuel. Push primer bulb until bulb is full of fuel. If bulb does not fill, primary fuel delivery system is blocked. Contact a service dealer. If primer bulb fills, engine may be flooded, proceed to next item. Engine is flooded. Set the start lever to the START position. Squeeze the trigger and pull the rope repeatedly until the engine starts and runs. NOTE: Depending on the severity of the flooding, this may require numerous pulls of the rope. Engine does not reach full speed and Air filter is dirty. emits excessive smoke Spark arrestor screen is dirty. Spark plug fouled. Clean air filter. Refer to Cleaning Air Filter earlier in this manual. Contact a servicing dealer. Clean or replace spark plug. Reset spark plug gap. Refer to Spark Plug Replacement earlier in this manual. Engine starts, runs, and accelerates Idle speed screw on carburetor needs Turn idle speed screw clockwise to but will not idle adjustment. increase idle speed. See Figure 12. Engine emits too much smoke Engine rope cannot be pulled Too much oil in crankcase. Drain lubricant and refill with correct amount of 10W-30 engine lubricant. See Adding/Checking Engine Lubricant in the Operation section of this manual. Oil has entered the combustion This is usually caused by storing the unit chamber. for an extended time with the engine in an upside-down position. Remove and clean the spark plug. Drain the oil out of the spark plug hole, then reinstall the spark plug. 13 - English