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REPAIR MAINTENANCE OPERATION OF MOTOR VEHICLES
Nissan Sunny (from 1991 to 1997, the year of issue)

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Nissan Sunny
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Thermostat



The thermostat is mounted in a housing bolted to pump coolant from the engine front cover.

Withdrawal

PERFORMANCE ORDER
1. Disconnect the battery from weight.
2. Drain the coolant (see. Subsection 2.4.5).
3. Disconnect the hose from the thermostat cover.
4. Disconnect thermoswitch of the fan on the cover of the inlet pipe (if provided).
5. Remove the cap from the thermostat wiring and take aside.
6. Unscrew the bolts and remove the cover of the thermostat by gently tapping on it or loosening.
7. Remove the thermostat from the case, noting the position of the vent.

Check

PERFORMANCE ORDER
1. Suspend the thermostat in a vessel with water and a thermometer, as heating water thermostat bypass valve should open. Otherwise, replace the thermostat.
2. Check the temperature of the thermostat valve opening.
3. If the thermostat when cooling is not closed, it should be replaced.

Setting

PERFORMANCE ORDER
1. Clear demountable planes of cover and thermostat housing.
2. Set the thermostat so that the vent (arrow) the valve facing upwards.
3. Carefully put on the split plane of the housing sealing.
4. Set the thermostat cover and tighten bolts with the set moment.
5. Secure the wiring bracket on the cover of the thermostat, connect the connector of the fan thermoswitch.
6. Attach the hose.
7. Pour coolant.
8. Connect the battery to weight.




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