Thermostat: Service and Repair

Thermostat

Thermostat:

Removal
1. Drain the cooling system. For additional information, refer to Cooling System Draining, Filling and Bleeding.
2. Remove the thermostat housing.

3. NOTE: Thermostat can be rotated in either direction to release it from the thermostat housing.





Using a 18 mm (0.7 inch) open end wrench, simultaneously push down and turn the thermostat retainer to release it from the housing.
4. Remove the thermostat spring, thermostat main spring and the thermostat element.

Installation

1. CAUTION: When installing the thermostat into the thermostat housing, make sure to align the thermostat pin with the hole in the housing.

Position the thermostat into the thermostat housing.
^ Be sure to install the small end of the thermostat spring toward the thermostat housing.

2. CAUTION: After installing the thermostat into the thermostat housing, make sure that the tabs on the thermostat retainer are locked into the tabs on the thermostat housing.

NOTE: The thermostat can be rotated in either direction to install it in the thermostat housing.

Using an 18 mm (0.7 inch) open end wrench, simultaneously push down and turn the thermostat retainer to install the thermostat in the housing.
3. Install the thermostat housing.
4. Fill and bleed the cooling system.