Troubleshooting - Poulan Pro PP4620AV Instruction Manual

STORAGE
WARNING:
Perform the following
steps after each use:
• Allow the engine to cool, and secure the
unit before storing or transporting.
• Store chain saw and fuel in a well venti-
lated area where fuel vapors cannot reach
sparks or open flames from water heaters,
electric motors or switches, furnaces, etc.
• Store chain saw with all guards in place
and position chain saw so that any sharp
object cannot accidentally cause h_jury.
• Store chain saw weII out of the reach of
children.
SEASONAL STORAGE
Prepare your unit for storage at the end of the
season or if it will not be used for 30 days or
more.
If your chain saw is to be stored for a period
of time:
• Clean saw thoroughly before storage.
• Store in a clean dry area.
• Lightly oil external metal surfaces and
guide bar.
• Oil the chain and wrap it in heavy paper or
cloth.
FUEL SYSTEM
Under FUELING ENGINE in the OPERA-
TION section of this manual, see message
labeled IMPORTANT regarding the use of
gasohol in your chain saw.
Fuel stabilizer is an acceptable alternative in
minimizing the formation of fuel gum depos-
its during storage. Add stabilizer to the gaso-
line in the fuel tank or fuel storage container.
Follow the mix instructions found on stabiliz-
er containers. Run engine at least 5 minutes
after adding stabilizer.
Poulan/Weed Eater 40:1,2-cycle engine oil
(air cooled) is blended with fuel stabilizer. If
you do not use this oil. you can add a fuel sta-
bilizer to your fuel tank.
HELPFUL TIP
Dudngstorageofyourgae/ I
_1_ oilmixture, theoilwillsepa-
'l_ljl_._.tL_ rate from the gas.
,m_] We recommend that you
I
_--_IP'J shake the gas can weekly I
to insure proper blending of I
the gas and oil. I
ENGINE
• Remove spark plug and pour 1 teaspoon
of 40:1, 2-cycle engine oil (air cooled)
through the spark plug opening. Slowly
pull the starter rope 8 to 10 times to distrib-
ute oil.
• Replace spark plug with new one of rec-
ommended type and heat range.
• Clean air filter.
• Check entire unit for loose screws, nuts,
and bolts. Replace any damaged, broken,
or worn parts.
• At the beginning of the next season, use
only fresh fuel having the proper gasoline
to oil ratio.
OTHER
• Do not store gasoline from one season to
another,
• Replace your gasoline can if it starts to
rust.
TROUBLESHOOTING TABLE
_, WARNING:
Always stop unit and disconnect spark plug before performing all of
the recommended remedies below except remedies that require operation of the unit.
TROUBLE REMEDY
Engine wilt not
start or will run
only a few
seconds after
starting.
CAUSE
1. ignition switch off,
2. Engine flooded.
3. Fuel tank empty.
4. Spark plug not firing.
5. Fuel not reaching
carburetor.
1. Move ignition switch to ON.
2. See "Difficult Starting" in
Operation Section.
3. Fill tank with correct fuel mixture.
4. Install new spark plug.
5. Check for dirty fuel filter; replace.
Check for kinked or split fuel line;
repair or replace.
1. See "Carburetor Adjustment" in the
Service and Adjustments Section.
2. Contact an authorized service dealer.
Engine will 1. Carburetor requires
not idle adjustment.
properly. 2. Crankshaft seals worn.
Engine will not 1. Air filter dirty. 1. Clean or replace air filter.
accelerate, 2. Spark plug fouled. 2. Clean or replace plug and regap.
tacks power. 3. Chain brake engaged. 3. Disengage chain brake.
or dies under 4. Carburetor requires 4. Contact an authorized service dealer.
a load. adjustment.
Engine 1. Too much oil mixed with 1. Empty fuel tank and refill with
smokes gasoline, correct fuel mixture.
excessively.
Chain moves 1. Idle speed requires 1. See "Carburetor Adjustment" in the
at idle speed, adjustment. Service and Adjustments Section.
2. Clutch requires repair. 2. Contact an authorized service dealer.
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