Homelite UT08512B - Manual (Page 14)

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TROUBLESHOOTING
PROBLEM POSSIBLE CAUSE SOLUTION
IF THESE SOLUTIONS DO NOT SOLVE THE PROBLEM CONTACT YOUR AUTHORIZED SERVICE DEALER.
1. Check spark. Remove spark plug. Reattach
the spark plug cap and lay spark plug on metal
cylinder. Pull the rope and watch for spark at
spark plug tip. If there is no spark, repeat test
with a new spark plug.
2. 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.
3. Set the start lever to the START position.
Squeeze the trigger and pull the rope repeat-
edly until the engine starts and runs.
NOTE: Depending on the severity of the flood-
ing, this may require numerous pulls of the
rope.
1. Use fresh fuel and the correct 2-cycle oil mix.
(50:1).
2. Clean air filter. Refer to “Replacing and Clean-
ing Air Filter” earlier in this manual.
3. Contact a servicing dealer.
4. Clean or replace spark plug. Reset spark
plug gap. Refer to “Spark Plug Replacement”
earlier in this manual.
1. Turn idle speed screw clockwise to increase
idle speed. See Figure 9.
Engine will not start
Engine does not reach full
speed and emits excessive
smoke
Engine starts, runs, and
accelerates but will not idle
1. No spark.
2. No fuel.
3. Engine is flooded.
1. Incorrect oil/fuel mixture.
2. Air filter is dirty.
3. Spark arrestor screen is dirty.
4. Spark plug fouled.
1. Idle speed screw on carburetor
needs adjustment.
Fig. 9