Thermostat: Testing and Inspection
THERMOSTAT INSPECTION1. Visually check that the thermostat valve is closed.
2. Place the thermostat and a thermometer in water.
Warning: During Inspection, the thermostat and water are extremely hot and they can badly burn. Do not touch the thermostat and water directly.
3. Heat the water and check the following.
^ If not as specified, replace the thermostat.