Spray this cleaner to the orifices without removing the carburetor. My propane generator will not start, why? For Generac gensets with electric start systems, it’s important to make sure that the battery is not dead. Inspect the Air Filter. If the generator won’t start, then you need to check the gasoline in the tank. It may not start, there could be a hard start, it may stop suddenly or lack power, the operation may be erratic, there could be knocks or pings, skips or misfires, backfires and overheating issue. A fuel stabilizer is a must-have accessory for anyone with a portable generator. Secondly, unplug the outlet hose from the intake side of the fuel valve to see if gasoline is freely flowing or not (have a bucket ready in case the gas flows fine). The fuel valve is closed or clogged. It’s always recommended to have a spare plug at hand. Manufacturers advise adding fuel stabilizer to the gas to minimize fuel breakdown, varnish and gum buildup. Most modern generators... 3. To check this, disconnect the wire coming from the side of the crank case. If the filter looks too tough to clean or worn out, you will have to replace it. A clogged air filter … Free repair advice! View solutions. Open up the air filter housing on the side of the generator and check the spongy air filter element inside. The first thing to check with Natural Gas is the correct pipe sizing for your application. In this case, most people only check for fuel and will argue that the gas tank is full, and the unit won’t start. Is your generator starting but not running smoothly? Hello my name isXXXXX am a technician working for an Electrical Contractor and I am new to the Natural and Propane gas systems we had a crank but no start problem with a Generac 8kw generator. Clean out the main jet (the brass nozzle found in the central stem) with a needle. However, if the battery is fine, you have to make sure there are no blown fuses. Remove the filter and inspect it for any clogging. For most people, a portable generator is a tool that’s needed, not on a daily basis. Find the most common problems that can cause a Generac Generator not to work - and the parts & instructions to fix them. Check the fuel levels. Remove the fuel line and watch to see if fuel passes through the generator filter. The fuel valve controls the flow of fuel from the gas tank to the carburetor. If the sparks are strong with a blue color, then the ignition coil is good. If the engine is already warm (for instance, if it was running for a while and you are refueling), the choke lever should be set to the RUN (open) position for starting. If the unit is still under warranty, it’s important to send it back to the manufacturer for repairs. Overtime, deposits and buildup can appear on the spark plug. Also, make sure that there’s no corrosion on the terminals and the terminal connection is tight. The choke of any engine should be set to “closed” during startups and then moved to “open” once the engine warms up. I must have adjusted the choke 50 times. Fuel line problems are rare, and there’s no need to have a spare with you. Honda Eu2000i Companion Review is It Better than Eu2000i Regular? When your portable genset doesn’t start when it’s needed the most, there are things to try. My Generator won’t Start | Troubleshooting. If there are no sparks, the ignition coil may need to be replaced. If fuel is not available, then it means that your generator will not start … we ran … read more Have a look at the crankcase. Old gas puts a coat of varnish on things and a lot of times gums up the carburetor. Bad Fuel Can Stop You in Your Tracks Stale fuel is the number one cause of starting problems on all gas-powered small engines. Stored and stale fuel is the number one cause of generator troubleshooting will the! 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