TROUBLESHOOTING
PROBLEM
POSSIBLE CAUSE
SOLUTION
IF THESE SOLUTIONS DO NOT SOLVE THE PROBLEM CONTACT YOUR AUTHORISED SERVICE DEALER.
1. Clean or replace spark plug. Reset spark plug
gap. Refer to
Spark Plug Replacement
earlier
in this manual.
. Push primer bulb until bulb is full of fuel. If bulb
does not fi ll, primary fuel delivery sys tem is
blocked. Con tact a service dealer. If prim er bulb
fi lls, engine may be fl ooded, proceed to next
item.
. 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 se ver i ty of the fl ood ing,
this may re quire nu mer ous pulls of the rope.
1. Use fresh fuel and the correct -cycle lubricant
mix. (50:1).
2. Clean air fi lter screen. Refer to
Clean ing Air
Filter
Screen
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.
1. Turn idle speed screw clockwise to in crease idle
speed.
See Figure 30.
1. Lubricate string with silicone spray.
. Install more string. Refer to the applicable string
re place ment section in this manual.
. Pull strings while alternately pressing down on
and re leas ing spool retainer.
. Remove string from spool and rewind. Refer to
the applicable string re place ment section in this
manual.
5. Advance string at full throttle.
Engine will not start
Engine does not reach full
speed and emits ex ces sive
smoke
Engine starts, runs, and ac-
cel er ates but will not idle
String will not advance
1. No spark.
. No fuel.
3. Engine is fl ooded.
1. Incorrect lubricant/fuel mixture.
2. Air fi lter screen is dirty.
. Spark arrestor screen is dirty.
. Spark plug fouled.
1. Idle speed screw on carburetor
needs adjustment.
1. String is welded to itself.
. Not enough string on spool.
. String is worn too short.
. String is tangled on spool.
5. Engine speed is too slow.
Fig. 0
IdLE SPEEd
ScREw
AIR fILTER
cOVER