Thermostat: Service and Repair

THERMOSTAT

COMPONENT





REMOVE COMPONENTS IN THE ORDER SHOWN IN FIGURE.

INSPECTION
1. Visually check that thermostat is air tight.
2. Place a thermostat and a thermometer in water.





3. Gradually heat water and check following.
Initial opening temperature: 188 - 193°F (86.5 - 89.5°C)
Full open temperature: 212°F (100°C)
Full open lift: 0.31 inch (8.0 mm) min

INSTALLATION
1. Install thermostat into cylinder head with jiggle pin positioned up.





2. Install in the reverse of removal.

NOTE: When installing thermostat gasket, make sure that printing side of gasket is facing toward cylinder head.