Nissan Sentra manuals

Nissan Sentra Service Manual: Thermostat and thermostat housing

Exploded View


  1. Thermostat housing
  2. Gasket
  3. Rubber ring
  4. Thermostat
  5. Water inlet
  6. Clamp
  7. Radiator hose (upper)
  1. To radiator

WARNING:

Do not remove the radiator cap when the engine is hot. Serious burns could occur from high-pressure engine coolant escaping from the radiator. Wrap a thick cloth around the cap. Slowly push down and turn it a quarter turn to allow built-up pressure to escape. Carefully remove the cap by pushing it down and turning it all the way.

NOTE:

When removing components such as hoses, tubes/lines, etc., cap or plug openings to prevent fluid from spilling.

Removal and Installation of Thermostat

REMOVAL

  1. Remove engine under cover. Refer to EXT-16, "Exploded View".
  2. Drain engine coolant from radiator. Refer to CO-12, "Changing Engine Coolant".

CAUTION:

  1. Disconnect radiator hose (lower) from water inlet side. Refer to CO-15, "Exploded View".
  2. Remove water inlet bolts, then remove water inlet and thermostat.

Inspection after removal

NOTE:

The full-open lift amount standard temperature for the thermostat is the reference value.



Installation

Installation is in the reverse order of removal.

CAUTION:

Do not reuse rubber ring.


Removal and Installation of Thermostat Housing


Removal and Installation of Thermostat Housing

REMOVAL

  1. Remove the generator. Refer to CHG-29, "Removal and Installation".
  2. Partially remove the fender protector (LH). Refer to EXT-28, "FENDER PROTECTOR : Removal and Installation - Front Fender Protector".
  3. Remove the thermostat housing bolts, then remove the thermostat housing.
  4. Remove thermostat if necessary. Refer to CO-21, "Removal and Installation of Thermostat".
  5. Remove water pump if necessary. Refer to CO-19, "Removal and Installation".

INSTALLATION

Installation is in the reverse order of removal.

CAUTION:

Inspection

INSPECTION AFTER INSTALLATION

After installation, refill engine coolant and check for leaks. Refer to CO-11, "System Inspection" and CO-12, "Changing Engine Coolant".

Water pump
Exploded View Gasket Water pump WARNING: Do not remove the radiator cap when the engine is hot. Serious burns could occur from high-pressure engine coolant escaping from the radiator. ...

Water outlet
Exploded View CVT MODELS Water control valve Rubber ring Radiator hose (upper) Clamp Water outlet CVT oil warmer hose (outlet) Heater hose (inlet) Heater hose (outlet) Electr ...

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