It might be necessary to change your vehicle’s thermostat if your vehicle start overheating or doesn’t warm up properly. You may have trouble warming up your car if it doesn’t keep the liquid in the engine long enough. This occurs whenever the thermostat sticks in the open position.
Changing or replacing a vehicle’s thermostat is very easy and simple. Because thermostats are not that expensive, you may want to try replacing it yourself before calling on an engineer.
NOTE: Always make sure that your car engine is totally cooled before attempting to change the thermostat for a new one.
If your engine is running too hot or overheating, then it is time you replace your thermostat for a new one.
Parts and Tools Needed to Replace the Thermostat
1. Replacement thermostat
2. Possible replacement of upper and lower radiator hoses
4. Radiator Cap
You will also need the following TOOLS:
1. Cooling system pressure tester
2. Screw Driver
3. Radiator Hook Tool
4. Needle nose pliers
5. 3/8 Rachet
NOTE: Depending on your car/vehicle specification or type, the parts might differ so always refer to your vehicle manual
SAFETY EQUIPMENTS NEEDED
1. Safety glasses
3. Closed toe shoe when working in your vehicle
Here Are the Steps or Procedures in Replacing the Thermostat
1. Open the head and locate the vehicle radiator
2. Make sure the vehicle is cooled down before insertion
3. Remove the vehicle radiator cap
4. Use the radiator pressure tester to check for leaks
5. Drain out some of the engine coolant from the radiator until the coolant level is below the thermostat housing, this will prevent leaking when replacing the thermostat
6. If necessary remove the upper radiator hose (make sure not to damage the hose)
7. Remove the thermostat housing bolt
8. Remove the thermostat housing
9. Remove the thermostat
NOTE: Take note of the way the thermostat was installed so as to fit it in same way, installing backwards will affect the way the cooling system performs
10. Clean the mouthing surface
11. Install the new thermostat as it was removed and always use a new thermostat gasket
12. Reinstall thermostat housing
13. Tighten bolt evenly
14. If applicable reconnect the upper radiator hose
15. Refill the cooling system with coolant
16. Start the car with the radiator cap off and allow the engine to run for several minutes as it will allow air bubbles to escape the cooling system
17. Finally re-install the radiator cap
That is all. So simple and easy way of replacing your car’s thermostat. Now, you can run your car engine until normal operating temperature is obtained.
NOTE: Remember to keep an eye on the temperature gauge to prevent OVERHEATING.
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