Troubleshooting Chart - Craftsman 316.79204.0 Operator's Manual

PROBLEM
ENGINE WILL NOT START
Empty fuel tank
Primer bulb wasn't pressed enough
Old or improperly mixed fuel
Fouled spark plug
Engine is flooded
ENGINE WILL NOT IDLE
Air filter is plugged
Old or improperly mixed fuel
Improper idle speed
ENGINE WILL NOT ACCELERATE
Old or improperly mixed fuel
Cutting attachment bound with grass
Dirty air filter
ENGINE LACKS POWER OR STALLS WHEN CUTTING
Old or improperly mixed fuel
Fouled spark plug
CUTTING ATTACHMENT WILL NOT ADVANCE LINE
Cutting attachment bound with grass
Cutting attachment out of line
Inner reel bound up
Cutting head dirty
Line welded
Line twisted when refilled
Not enough line is exposed
CUTTING LINE ADVANCES UNCONTROLLABLY
Oil, cleaner or lubricant in cutting head
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TROUBLESHOOTING
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SOLUTION
Fill fuel tank with properly mixed fuel
Press primer bulb fully and slowly 10 times
Drain fuel tank and add fresh fuel mixture
Replace or clean the spark plug
With choke lever in position 3, squeeze the trigger and pull the starter rope
Replace or clean the air filter
Drain fuel tank and add fresh fuel mixture
Adjust according to the Idle Speed Adjustments section.
Drain fuel tank and add fresh fuel mixture
Stop the engine and clean the cutting attachment
Clean or replace the air filter
Drain fuel tank and add fresh fuel mixture
Replace or clean the spark plug
Stop the engine and clean cutting attachment
Refill with new line
Replace the inner reel
Clean inner reel and outer spool
Disassemble, remove the welded section and rewind
Disassemble and rewind the line
Push the bump head and pull out line until 4 inches (102 mm) of line is
outside of the cutting attachment
Clean and thoroughly dry the cutting head
10