Rubber-handled screwdrivers, 2. Safety goggles, 3. Protective gloves. 4. Diagrams of your microwave model 5. Replacement parts from the manufacturer. 6. Appliance tester or multimeter to help diagnose any electrical issues. 7. A rubber-handled screwdriver. It helps discharge the capacitor and is used before attempting to replace the thermal protector. It is important to unplug the appliance from the power source before attempting any repairs.