Hyundai Sonata: Thermostat. Repair procedures
Removal and Installation
Disassembly of the thermostat would have an adverse
effect, causing a lowering of cooling efficiency. Do not remove the
thermostat, even if the engine tends to overheat.
|
1. |
Drain engine coolant so its level is below thermostat.
|
2. |
Disconnect the radiator lower hose (A).
|
3. |
Remove water inlet fitting (C), gasket (B) and thermostat
(A).
|
4. |
Installation is reverse order of removal.
|
5. |
Fill the engine coolant.
|
6. |
Start the engine and check for leaks.
|
7. |
Recheck the coolant level.
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Inspection
1. |
Immerse the thermostat in water and gradually heat
the water.
|
2. |
Check the valve opening temperature.
If the valve opening temperature is not as specified,
replace the thermostat.
|
3. |
Check the valve lift.
If the valve lift is not as specified, replace the
thermostat.
|
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