What does it mean when an engine only runs on choke?
If a motorcycle or ATV only runs with the choke on, it’s because the richer “choke on” mixture is actually closer to the engine’s normal operating fuel mixture than the leaner “choke off” mixture. So when the choke is turned off, the engine gets too little fuel and too much air for it to run and it stalls.
What happens when you run a motor with the choke on?
Leaving the choke on while operating will result in excessive fuel consumption, irregular engine power performance and eventually may even damage the engine. Some engines utilize a manual fuel primer bulb to enrich the ratio of fuel in the fuel air mixture for initial engine starting.
What to do if your engine only runs with choke on?
Carburetor internal components may need to be professionally cleaned or the carburetor may need replacement. Completely drain the fuel tank and fuel system and replace with fresh clean fuel. 3)Fuel has an excessive amount of alcoholcontent. Replace with a lower percentage or non-alcohol blended fuel.
Why does my engine only run with choke on or pressing primer?
Inspect the carburetor mounting for loose hardware. Inspect the carburetor mounting gasket seal for tears or improper fit. Service these areas as necessary. 2) Fuel system contaminationhas resulted in the air and fuel mixture jets inside of the carburetor to become clogged.
Why is the choke on my carburetor stuck?
If the engine does start when hot, but stalls after a few seconds, again, the choke may be stuck in the closed position. If the choke is in the open position, the carburetor’s power valve may have blown, or the idle jet within the carburetor may be clogged with dirt.
When to turn off choke control on outdoor power equipment?
We do not recommend that any type of outdoor power equipment be operated after initial warm-up and with the choke control outside of the normal run position for longer than 5 minutes. Some engines utilize a manual fuel primer bulb to enrich the ratio of fuel in the fuel air mixture for initial engine starting.
Carburetor internal components may need to be professionally cleaned or the carburetor may need replacement. Completely drain the fuel tank and fuel system and replace with fresh clean fuel. 3)Fuel has an excessive amount of alcoholcontent. Replace with a lower percentage or non-alcohol blended fuel.
Inspect the carburetor mounting for loose hardware. Inspect the carburetor mounting gasket seal for tears or improper fit. Service these areas as necessary. 2) Fuel system contaminationhas resulted in the air and fuel mixture jets inside of the carburetor to become clogged.
Why does my Chainsaw only run when the choke is on?
When your chainsaw only runs if the choke is on the problem, in most cases, is a result of fuel supply problems or a faulty carburetor. To fix the problem you should check and clean the fuel system and carburator. This blog post will show you the steps to fix the choke issue.
We do not recommend that any type of outdoor power equipment be operated after initial warm-up and with the choke control outside of the normal run position for longer than 5 minutes. Some engines utilize a manual fuel primer bulb to enrich the ratio of fuel in the fuel air mixture for initial engine starting.