1088C30 THERMOSTAT UNIT - R.R. - Lancia - THESIS - eLearn

75296 - 1088C30 THERMOSTAT UNIT - R.R.

) - Position the vehicle on a lift.- Make sure that the ignition key is in the OFF position, then disconnect the negative battery terminal. See in Op. 7040D50 ENGINE COMPARTMENT UPPER SOUND INSULATION SHIELD - R.R. See in Op. 7055B54 PROTECTION/GUARD under engine - R.R. See in Op. 1048A28 vacuum air circuit resonator pipe - r+r 1. Disconnect the electrical connection from the engine coolant temperature sensor.

	Description	Connector
1	I.E. engine temperature sensor	K045

2. Disconnect the upper radiator coolant inlet hose from the thermostat unit.

Collect the coolant that comes out in a suitable container.

3. Disconnect the coolant supply pipe to the engine oil heat exchanger from the thermostat unit.4. Disconnect the supply pipe to the engine coolant tank from the thermostat unit.5. Disconnect the supply pipe to the heater from the thermostat unit.6. Disconnect the return pipe to the water pump from the thermostat unit.

1. Undo the bolts (1a) and remove the thermostat unit (1b) complete with O-ring (1c).

Refitting ( Removing

) - Position the thermostat unit, complete with O-ring, in its housing and secure it tightening the bolts to the recommended torque.

	Value - daNm	Fastening	Component	Ø
.	2.5	Bolt	THERMOSTAT	M8

- Connect the water pump return pipe to the thermostat unit.- Connect the heater supply pipe to the thermostat unit.- Connect the engine coolant tank supply pipe to the thermostat unit.- Connect the engine oil heat exchanger coolant supply pipe to the thermostat unit.- Connect the upper radiator coolant inlet hose to the thermostat unit.- Connect the electrical connection to the engine coolant temperature sensor.

	Description	Connector
.	I.E. engine temperature sensor	K045

See in Op. 1048A28 vacuum air circuit resonator pipe - r+r See in Op. 7055B54 PROTECTION/GUARD under engine - R.R. See in Op. 0010T20 Engine REFRIGERANT FLUID - Change See in Op. 7040D50 ENGINE COMPARTMENT UPPER SOUND INSULATION SHIELD - R.R.- Connect the negative battery lead.- Remove the vehicle from the lift.