Troy-Bilt TB4000 Engine Will Not Start, Engine Will Not Idle, Engine Will Not Accelerate, Section

	Section 7
	Troubleshooting
ENGINE WILL NOT START
C A U S E	A C T I O N
On/Off Stop Control is in STOP position	Turn On/Off Stop Control to START
Empty fuel tank	Fill fuel tank
Primer bulb wasn't pressed enough	Press primer bulb fully and slowly 5-7 times
Engine flooded	Use starting procedure with choke lever in the
	RUN position, Pg. 14
Old Gasoline	Drain fuel tank / Add fresh Gasoline
Fouled spark plug	Replace or clean the spark plug
ENGINE WILL NOT IDLE
C A U S E	A C T I O N
Air Filter is Plugged	Replace or clean the air filter
Old Gasoline	Drain fuel tank / Add fresh Gasoline
Improper carburetor adjustment	Adjust per instruction Pg. 22
ENGINE WILL NOT ACCELERATE
C A U S E	A C T I O N
Old Gasoline	Drain fuel tank / Add fresh Gasoline
Improper carburetor adjustment	Take to an authorized service dealer for
	carburetor adjustment
Cutting attachment bound with grass	Stop the engine and clean the cutting attachment
Dirty air filter	Clean or replace the air filter
ENGINE LACKS POWER OR STALLS WHEN CUTTING
C A U S E	A C T I O N
Old Gasoline	Drain fuel tank / Add fresh Gasoline
Improper carburetor adjustment	Take to an authorized service dealer for
	carburetor adjustment
CUTTING ATTACHMENT WILL NOT ADVANCE LINE
C A U S E	A C T I O N
Cutting attachment bound with grass	Stop the engine and clean cutting attachment
Cutting attachment out of line	Refill with new line
Inner reel bound up	Replace the inner reel
Cutting head dirty	Clean inner reel and outer spool
Line welded	Disassemble, remove the welded section
	and rewind the line
Line twisted when refilled	Disassemble and rewind the line
Not enough line is exposed	Push the Bump Knob and pull out line until
	4 inches (102 mm) of line is outside of the
	cutting attachment

25