I am working on a ZT Z2148F, and it's giving me a headache, the issue it's that when I try to put it on neutral or drive mode it shuts down so I had bypassed the safety switches from the handlers and I still have the same issue, at begging worked out but I tried to activate the PTO and then...
more likely your top jet it's plugged or you have water on in the gas or your gas it's old mixed with new gas... I need to see what kind of carburetor you have and what kind of machine is it from...