Trimmer: Engine Will Idle But Dies At Full Throttle
If your trimmer engine idles, but stalls on throttle, check the following parts: the gasket, primer bulb, fuel filter, air filter, fuel vent, fuel line, and carburetor. The repair and symptom guide will help you better identify the part needed to be replaced and how. If you need specific repair instructions related to your model, refer to the manual provided by the manufacturer.