Troy-Bilt TB4BP Operation Manual - Page 14

TROUBLESHOOTING ENGINE WILL NOT START CAUSE Empty fuel tank Primer bulb wasn't pressed enough Old fuel ACTION Fill fuel tank with fuel Press primer bulb fully and slowly 10 times Drain gas tank and add fresh fuel Fouled spark plug Plugged spark arrestor ENGINE WILL NOT IDLE CAUSE Air filter is plugged Old fuel Improper carburetor adjustment Replace or clean the spark plug Clean or replace spark arrestor ACTION Replace or clean the air filter Drain gas tank and add fresh fuel Adjust according to the Carburetor Adjustments section or take to an authorized service dealer for an adjustment ENGINE WILL NOT ACCELERATE CAUSE Old fuel Improper carburetor adjustment Dirty air filter Plugged spark arrestor ENGINE LACKS POWER OR STALLS CAUSE Old fuel Improper carburetor adjustment Fouled spark plug Plugged spark arrestor ACTION Drain gas tank and add fresh fuel Adjust according to the Carburetor Adjustments section or take to an authorized service dealer for an adjustment Clean or replace the air filter Clean or replace spark arrestor ACTION Drain gas tank and add fresh fuel Adjust according to the Carburetor Adjustments section or take to an authorized service dealer for an adjustment Replace or clean the spark plug Clean or replace spark arrestor If further assistance is required, contact your authorized service dealer. 14