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33
100641 - ChAiNSAw
TROUbLEShOOTiNG
TROUbLEShOOTiNG
Problem
Cause
Solution
Engine will not start.
The fuel tank is empty
Fill the fuel tank with properly mixed fuel
The purge bulb was not pressed enough
Press the purge bulb 10 times or until fuel is
visible
The carburetor is vapor locked
Open fuel cap to let vapor out. Press purge bulb
20 times or more until bulb is 60-75% full of
fuel. Let engine cool until purge bulb can push
vapor out and stay 60-75% full of fuel.
The engine is flooded
Move the choke knob to Position 2, press the
throttle lockout, squeeze the throttle control and
pull the starter rope
The fuel is old (over 30 days) and/or
improperly mixed
Drain the fuel tank and add fresh, properly mixed
fuel
The spark plug is not working properly
Refer to Maintaining the Spark Plug
The engine will not idle
The air filter is dirty
Clean or replace the air filter
The fuel is old (over 30 days) and/or
improperly mixed
Drain the fuel tank and add fresh, properly mixed
fuel
The idle speed is incorrect
Adjust the idle speed
The engine will not accelerate
The fuel is old (over 30 days) and/or
improperly mixed
Drain the fuel tank and add fresh, properly mixed
fuel
The air filter is dirty
Clean or replace the air filter
The engine lacks power or stalls
The fuel is old (over 30 days) and/or
improperly mixed
Drain the fuel tank and add fresh, properly mixed
fuel
The air filter is dirty
Clean or replace the air filter
The spark plug is not working properly
Refer to Maintaining the Spark Plug
The guide bar and saw chain are running
hot, smoking or stuck
The saw chain tension is too tight
Adjust the saw tension
The chain reservoir is empty
Refill the chain oil reservoir
The guide bar groove and oil passages
are dirty
Clean the guide bar and oil passages
The automatic oiler flow is too low
Increase the oil flow
The saw chain does not rotate
The saw chain tension is too tight
Adjust the saw chain tension
The guide bar and saw chain are
assembled incorrectly
Refer to Moving and Installing the Guide Bar and
Saw Chain
The guide bar and saw chain are
damaged
Inspect the guide bar and saw chain for damage.
Replace them if necessary
The drive assembly is damaged
Refer to Service information
The chain brake is engaged
Disengage the chain brake
The saw chain rotates, but does not cut
The saw chain is dull
Sharpen or replace the saw chain
The saw chain is on backwards
Check and correct the saw direction
For further technical support:
Technical Support Team
Toll Free 1-877-338-0999
[email protected]