Dishwasher Contactors are chattering and tripped overload. They were just replaced: 2/17/20 Found unit operating normally when I arrived. Spoke to operator to understand issue. Was told unit tripped overload but after it was reset unit worked normally. Opened top panel, found T2 wire burned off wash tank heater contactor. Contactor badly burned and will need replaced. Checked heating element, found shorting once heated up. Will need replaced. Energized unit and checked operation of wash pump contactor and relay. Found contactor chattering at start up. Will need relay and contactor replaced. Will also need gasket for wash tank heater and wire repaired on contactor. 2-21-20 Replaced contactors and relays. found element to be labeled wrong and is the incorrect will need to order the correct element and return. 2/26/20 Replaced element and gasket. tested found OK with 45amps on each leg to element. closed up unit.