Due to the current COVID outbreak and seasonal refreshment overload, we are unable to help you because we have so little info from you. Lawn boy produced over three hundred different models and without numbers how would you like us to guess what you have. Now if you would post a few pictures of the unit, our ESP is also down, we could give you a more educated guess. Remember we are not standing next to you, with a seasonal drink in hand, but thousands of miles away. You must help us before we can help you.