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12 — English
TROUBLESHOOTING
Problem Possible Cause Solution
Engine will not start. No spark.
No fuel.
Engine is flooded.
Starter rope pulls harder now than
when new.
Check spark. Remove spark plug.
Reattach the spark plug cap and lay
spark plug on metal cylinder. Pull the
starter rope and watch for spark at
spark plug tip. If there is no spark,
repeat test with a new spark plug.
Push primer bulb until bulb is full of fuel.
If bulb does not fill, primary fuel delivery
system is blocked. Contact a servicing
dealer. If primer bulb fills, engine may
be flooded, proceed to next item.
Allow the unit to sit for 30 minutes.
Place choke in the RUN position. Hold
throttle at full throttle and pull to start.
If unit does not start within 15 pulls,
replace the spark plug and try restarting
the engine.
Contact a qualified service center.
Engine starts but will not accelerate. Engine requires approximately three
minutes to warm up.
Allow engine to completely warm up. If
engine does not accelerate after three
minutes, contact a qualified service
center.
Engine starts but will only run at high
speed at half choke.
Carburetor requires adjustment. Contact a qualified service center.
Engine does not reach full speed and
emits excessive smoke.
Check lubricant fuel mixture.
Air filter is dirty.
Use fresh fuel and the correct 2-cycle
lubricant mix.
Contact a qualified service center.
If problem persists after trying the above solutions, contact customer service or a qualified service center for assistance.
NOTICE:
As the equipment owner, you are responsible for the performance of the required maintenance listed in the Maintenance
section. It is recommended that you retain all receipts covering maintenance on your equipment. Neglecting or failing to
perform the required maintenance may increase emissions, decrease fuel efficiency, degrade performance, cause irreversible
engine damage and/or void your warranty.
This product has a Three-year Limited Warranty for personal,
family, or household use (90 days for business or commercial use).
For warranty details, visit www.ryobitools.com
or call (toll free) 1-800-860-4050.
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