Troy-Bilt TB144 - Manual (Page 15)

15
TROUBLESHOOTING
If further assistance is required, contact your authorized service dealer.
C A U S E A C T I O N
Air filter is plugged Replace or clean the air filter
Old or improperly mixed fuel Drain gas tank and add fresh fuel
Improper carburetor adjustment Adjust according to the Carburetor Adjustments section or take
to an authorized service dealer for an adjustment
C A U S E A C T I O N
On/Off control in the STOP position Turn On/Off control to ON
Empty fuel tank Fill fuel tank with fuel
Primer bulb wasn't pressed enough Press primer bulb fully and slowly 10 times
Old or improperly mixed fuel Drain gas tank and add fresh fuel
Fouled spark plug Replace or clean the spark plug
Plugged spark arrestor Clean or replace spark arrestor
Engine is flooded Pull starter rope repeatedly with throttle control fully
engaged and with the choke lever in Position 3
C A U S E A C T I O N
Old or improperly mixed fuel Drain gas tank and add fresh fuel
Improper carburetor adjustment Adjust according to the Carburetor Adjustments section or take
to an authorized service dealer for an adjustment
Fouled spark plug Replace or clean the spark plug
Plugged spark arrestor Clean or replace spark arrestor
Low power Rocker arm clearance adjustment (see page 18)
Cultivator tines bound with dirt or grass Stop the unit, switch the On/Off Stop Control to STOP, clean
and remove any debris binding the tines
C A U S E A C T I O N
Old or improperly mixed fuel Drain gas tank and add fresh fuel
Improper carburetor adjustment Adjust according to the Carburetor Adjustments section or take
to an authorized service dealer for an adjustment
Dirty air filter Clean or replace the air filter
Plugged spark arrestor Clean or replace spark arrestor
Cultivator tines bound with dirt or grass Stop the unit, switch the On/Off Stop Control to STOP, clean
and remove any debris binding the tines
C A U S E A C T I O N
Oil fill plug/dipstick loose or missing o-ring Tighten oil fill plug/dipstick, replace o-ring
C A U SE A C T I O N
Spark plug gap is too small/close Adjust gap to 0.025”
ENGINE WILL NOT START
ENGINE WILL NOT IDLE
ENGINE WILL NOT ACCELERATE
ENGINE LACKS POWER OR STALLS WHEN CUTTING
SIGNS OF OIL AROUND OIL FILL PLUG / DIPSTICK
UNIT OCCASIONALLY HESITATES AT HIGH SPEEDS