Operation CHARM: Car repair manuals for everyone.

Thermostat: Testing and Inspection

THERMOSTAT INSPECTION
1. Inspect the thermostat for the following.

Warning:
^ During inspection, the thermostat and water are extremely hot and they can cause burns. Do not touch the thermostat and water.


^ The valve shall not open under normal temperature.
^ Opening temperature and valve lift





- If there is any malfunction, replace the thermostat.