Adjusting.engine.idle.speed - Shindaiwa 68907-94311 Owner's/Operator's Manual

Starting the Engine (continued)
Full Throttle
Idle
ON
Throttle
Lock
Lever
Figure 6
4.. Slide.the.ignition.switch.to.the."I".(ON).
position,.then.depress.the.throttle.lever.
half.way.and.lock.throttle.by.moving.
throttle.lock.lever.halfway.down..See.
Figure.6.
Figure 7
5.. Hold.the.blower.firmly.with.your.left.
hand.on.the.handle.
6.. Using.your.right.hand,.pull.the.starter.
handle.slowly.until.you.feel.the.starter.
engage..See.Figure.7..
Adjusting Engine Idle Speed
IMPORTANT!
A clean and unrestricted airflow is essen-
tial to your blower's engine performance
and durability! Before attempting any
carburetor adjustments, inspect and clean
the engine air filter as described on page
10 of this manual.
IMPORTANT!
Blower tubes and the air cleaner must be
in place while adjusting engine idle! Engine
idle speed will also be affected if the blower
tubes are blocked or incorrectly installed!
1.. Place.the.unit.on.the.ground.and.start.
the.engine,.then.allow.it.to.idle.-3..
minutes.until.warm.
8
7.. As.the.starter.engages,.pull.the.starter.
handle.upward.rapidly.
Ignition
Switch
8.. If.necessary,.repeat.Steps.6.and.7.until.
the.engine.starts.
Throttle
Lever
When The Engine Starts–
1.. Open.the.choke.(if.it.is.not.already.
open).by.moving.the.choke.lever.down..
.. If.the.engine.does.not.continue.to.run,.
repeat.the.appropriate.starting.proce-
dures.for.a.cold.or.warm.engine..
3.. Operate.the.throttle.to.reduce.engine.to.
idle.speed.until.operating.temperature.is.
reached.(–3.minutes)..
.
now be ready for use.
If The Engine Does Not Start–
Pull upward
Repeat.the.appropriate.starting.procedures.
rapidly
for.warm.or.cold.engine..If.the.engine.still.
will.not.start,.follow.the."Starting.a.Flooded.
Engine".procedure.
Never operate the blower unless all
controls are properly installed and in
good working order. Never operate the
blower if the cylinder cover is missing
or damaged!
.. If.a.tachometer.is.available,.the.engine.idle.
speed.should.be.final.adjusted.to.3000.
(±300)min
Idle
Adjustment
Screw
Figure 9
The blower should
WARNING!
.(rpm)..See.Figure.9.
-1
Idle Decrease
Idle Increase
Starting A Flooded Engine
1.. Disconnect.the.spark.plug.lead,.and.
remove.the.spark.plug.(see.page.11.for.
procedures).
.. If.the.spark.plug.is.fouled.or.is.soaked.
with.fuel,.clean.or.replace.the.plug.as.
required.
3.. With.the.spark.plug.removed,.open.the.
choke,.put.the.throttle.lever.in.the.full.
throttle.position,.then.clear.excess.fuel.
from.the.combustion.chamber.by.crank-
ing.the.engine.several.times.
4.. Install.and.tighten.the.spark.plug,.and.
reconnect.the.spark.plug.lead..
5.. Repeat.the.starting.procedures.for..a.
warm.engine.
6.. If.the.engine.still.fails.to.start.or.fire,.
refer.to.the.troubleshooting.flow.chart.
at.the.end.of.this.manual.
Ignition
OFF
Switch
Throttle Lever
Figure 8
Stopping The Engine
1.. Cool.the.engine.by.allowing.it.to.run.at.
idle.for.–3.minutes.
.. Slide.the.ignition.switch.towards.the.
rear.to."O".(OFF)..See.Figure.8.
NOTE:
Carburetor.fuel.mixture.adjustments.are.pre-
set.at.factory.on.units.with.emission.control.
systems.and.cannot.be.serviced.in.the.field.