Radiator Fan Switch Test

Radiator Fan Switch Test
1. Remove the radiator fan switch from the radiator.





2. Suspend the radiator fan switch (A) in a container of water as shown.
3. Heat the water, and check the temperature with a thermometer. Do not let the thermometer (B) touch the bottom of the hot container.





4. Measure the continuity between terminal No.1 and terminal No.2 according to the table.
5. Replace, if necessary, and install the radiator fan switch.