Bolens TB144 Trimmer User Manual


 
19
TROUBLESHOOTING
NOTE: For repairs beyond the minor adjustments listed above, contact your nearest Troy-Bilt Parts &
Repair center (1-800-520-5520) or other qualified service dealer for an adjustment.
CAUSE ACTION
Oil fill plug/dipstick loose or missing o-ring Tighten oil fill plug/dipstick, replace o-ring
CAUSE ACTION
Old fuel Drain gas tank and add fresh fuel
Improper carburetor adjustment Take unit to a Troy-Bilt or other qualified 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
CAUSE ACTION
Empty fuel tank Fill fuel tank with new fuel
Primer bulb wasn't pressed enough Press primer bulb fully and slowly 10 times
Engine is flooded Pull starter rope repeatedly with throttle control fully
engaged and with the choke lever in Position 3
Old 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
On/Off Control is in the OFF (O) position Move switch to ON (I)
ENGINE WILL NOT START
ENGINE WILL NOT IDLE
ENGINE WILL NOT ACCELERATE
ENGINE LACKS POWER OR STALLS WHEN UNDER LOAD
CAUSE ACTION
Air filter is plugged Replace or clean the air filter
Old fuel Drain gas tank and add fresh fuel
Improper carburetor adjustment Adjust according to the Carburetor Adjustments section
CAUSE ACTION
Old fuel Drain gas tank and add fresh fuel
Improper carburetor adjustment Take unit to a Troy-Bilt or other qualified service dealer
for
an adjustment
Dirty air filter Clean or replace the air filter
Plugged spark arrestor Clean or replace spark arrestor
CAUSE ACTION
Spark plug gap is too small/close Adjust gap to 0.025”
UNIT OCCASIONALLY HESITATES AT HIGH SPEEDS
SIGNS OF OIL AROUND OIL FILL PLUG/DIPSTICK