Poulan S1970 Chainsaw User Manual


 
10
IGNITION
SWITCH
ON
STOP
Choke
Lever
1. Move ON/STOP switch to the ON posi-
tion.
2. Pull choke/fast idle lever out to the full
extent (to the FULL CHOKE position).
3. Slowly press primer bulb 6 times.
4. Pull the starter rope sharply 5 timeswith
your right hand. Then, proceed to the
next step.
NOTE: If theengine sounds as if it is trying
to start before the 5th pull, stop pulling and
immediately proceed to the next step.
5. Push the choke/fast idle lever in to the
HALF CHOKE position.
OFF
HALF
CHOKE/FAST IDLE LEVER
FULL
6. Pull the starter rope sharply with your
right hand until the engine starts.
7. Allow the engineto run for approximate-
ly 5 seconds. Then, squeeze and re-
lease the throttle trigger to allow engine
to return to idle speed.
STARTING A WARM ENGINE
1. Move ON/STOP switch to the ON posi-
tion.
2. Pull the choke/fast idle lever out to the
FULL CHOKE position to set the fast
idle, then push the lever in to the HALF
CHOKE position.
3. Slowly press primer bulb 6 times.
4. Pull the starter rope sharply with your
right hand until the engine starts.
5. Squeeze and release throttle trigger to
allow engine to return to idle speed.
DIFFICULT STARTING (or starting a
flooded e ngine)
The engine may be flooded with too much
fuel if it has not started a fter 10 pulls.
Flooded engines can be cleared of excess
fuel by pushing the choke/fast idle lever in
completely (to the OFF CHOKE position)
and then following the warm engine starting
procedure listed above. Ensure the ON/
STOP switch is in the ON position.
Starting couldrequire pullingthe starter rope
handle many times depending on how badly
theunitis flooded.Ifenginefails tostart,refer
to the TROUBLESHOOTING TABLE or call
1-800-554-6723.
CHAIN BRAKE
WARNING: If the brake ba nd is
worn too thin it may break when the chain
brakeistriggered.Withabrokenbrakeband,
the chain brake will not stop the chain. The
chain b rake should bereplacedby an autho-
rizedservicedealer ifany partis worn t oless
than 0.020 (0.5 mm) thick. Repairs on a
chain brake should be made by an autho-
rized service dealer. Take your unit to the
place of purchase if purchased from a ser-
vicing dea ler, or to the nearest authorized
master service dealer.
S This saw is equipped with a chain brake.
The brake is designed to stop the chain if
kickback occurs.
S The inertia--activated chain brake is
activated if the front hand guard is pushed
forward, either manually (by hand) or
automatically (by sudden movement).
S If the brake is already activated, it is
disengaged bypulling thefronthandguard
back toward the front handle as far as
possible.
S When cuttingwith thesaw,thechainbrake
must be disengaged.
Engaged
Disengaged
Braking function control
CAUTION:
The chain brake must be
checked several times daily. The engine
must berunningwhenperforming thisproce-
dure. This is theonly instancewhen thesaw
should be placed on the ground with the en-
gine running.
Place t he saw on firm ground. Grip the rear
handlewithyour righthand andthefronthan-
dle with your left hand. Apply full throttle by
fully depressing the throttle trigger. Activate
the chain brake by turning your left wrist
against the hand guard without releasing
your grip around the front handle. The chain
should stop immediately.
Inertia activating function control
WARNING: When performing the
following procedure, the engine must be
turned off.
Grip therear handlewith your right handand
the front handlewith your lef thand. Hold the
chain sawapproximately 14 (35 cm) above
a stump or other wooden surface. Release
your grip on the front handle and use the
weight of the saw to let the top of the guide
bar fall forward and contact the stump.
When the tip of the bar hits the stump, the
brake should activate.