Thermostat: Testing and Inspection

THERMOSTAT INSPECTION [LF, L3]
1. Inspect the thermostat for the following.

Warning:
- During inspection, the thermostat and water are extremely hot and can cause severe burns. Do not touch the thermostat and water.
- The valve should not open under normal temperature.
- Opening temperature and valve lift
- If there is a malfunction, replace the thermostat.