OK... so I have this problem where trimmer will run at full choke only. I installed a carb kit same problem. Then I replaced carb, same problem!! How can that be? Bulb has fuel so what next? Please help....
#2
ILENGINE
Try changing the fuel filter. I have seen more than one be clogged on various brands and models. The fuel pump diaphragm can't pull fuel through the filter. Will be impossible if not very hard to blow air through the filter.