Car engine cooling system Renault Espace 1 and 2

Cooling system — specification
Leak test - Pressure of 0.9 atm. must be maintained for at least 2 minutes. Expansion tank filler cap The working pressure of the valve is about 0.8 atm. Fan Thermal Switch Indicator Light Lights up when the engine...

General description of the cooling system
The cooling system transfers heat from the cylinder block walls and head via coolant through the radiator to the environment. Anti-corrosion coolant is used for cooling. The water pump is driven by a V-belt from the...

Cooling system — draining and filling
1. The coolant should be changed every 60,000 km. Transparent coolant can be reused. 2. If the system has been containing antifreeze for a long time, flush it. To do this, unscrew the cap of the expansion tank and...

Radiator and fan — removal and installation
Removal 1. The general description applies to all models. However, some differences may be found during the assembly process. 2. Disconnect the negative cable from the battery. 3. Drain the coolant from the cooling...

Radiator — checking the serviceability of the tank cap valve and the tightness of the block
1. The cooling system is under pressure. The expansion tank cap is equipped with a valve, which is designed so that it opens when the pressure increases by 0.8 atm. When the coolant expands, the pressure increases,...

Fan — removal and installation
Removal 1. Disconnect the negative cable from the battery. 2. Disconnect the connector from the fan motor terminal. 3. Loosen the fan casing mounting nuts (two on top and two on the bottom) and remove the casing...

Fan Motor — Replacement
1. The motor is attached to the fan in the middle with a nut or bolt with a left-hand thread. Loosen the nut as you would a normal nut, then remove the fan from the motor lead screw. The fan motor is usually attached to...

Thermal switch — checking serviceability
The switch is installed at the bottom of the radiator and cannot be changed or repaired. You can check the operation of the thermal switch by holding it over slowly heated water. You can also check the thermometer....

Water pump — removal and installation
1. The water pump cannot be repaired. If the pump operates intermittently or leaks, replace the pump. 4-cylinder engine 2. All 4 cylinder engines have the same water pump, however on certain engines the plunger of the...

Drive Belts — Tension
1. Different models have different arrangements of drive belts at the end of the engine. The points describing how to check the belt tension are illustrated. The drive mechanism of the air conditioning compressor is...

Car thermostat
1. On illustrations 2.4 the location of the thermostat is indicated by the letter "T". 2. To remove this component, drain the coolant ( see Chapter 2 ) and disconnect the coolant supply hose from the branch pipe. Remove...

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