Thermostat: Service and Repair
Thermostat Removal and InstallationRemoval
1. Drain coolant.
2. Disconnect radiator outlet hose from thermostat cap (1).
3. Remove thermostat cap (1) from water pump (2).
4. Remove thermostat from water pump (2).
Installation
Reverse removal procedure for installation noting the following points.
^ When positioning thermostat (1) on water pump case, be sure to position it so that air bleed valve (2) comes at match mark (3) and into the recession of water pump case.
^ Use new O-ring when installing.
^ Refill cooling system.
^ Verify that there is no coolant leakage at each connection.