Ryobi RY13010 Troubleshooting, Problem Possible Cause Solution, See Adding/Checking Engine

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.	Clean air filter. Refer to Cleaning Air
emits excessive smoke		Filter earlier in this manual.
	Spark arrestor screen is dirty.	Contact a servicing dealer.
	Spark plug fouled.	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 13.
Spool retainer hard to turn	Screw threads are dirty or damaged.	Clean threads and lubricate with grease
		- if no improvement, replace the spool
		retainer.
Grass wraps around driveshaft housing	Cutting tall grass at ground level.	Cut tall grass from the top down to
and string head		prevent wrapping.
	Operating trimmer at part throttle.	Operate trimmer at full throttle.
Engine emits too much smoke	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.
Engine rope cannot be pulled	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.

12 — English