26 - COOLING SYSTEM - V8i (VISCOUS FAN): DESCRIPTION AND OPERATION
- Make
- Land Rover
- Model
- Range Rover Classic
- Section
- DESCRIPTION AND OPERATION › VISCOUS FAN
V8i
3
DESCRIPTION AND OPERATION
Plenum chamber heating
Air entering the plenum chamber is heated by a flow
of coolant from the inlet manifold which returns
through a long hose, to the top right corner of the
radiator.
1. Hot water supply
2. Cold return to radiator
VISCOUS FAN
Description
The viscous drive unit for the engine cooling fan,
provides a means of controlling the speed of the fan
relative to the running temperature of the engine. The
viscous unit is a type of fluid coupling, which drives
the fan blades through the medium of a special
’silicone fluid’ injected into the unit during
manufacture.
1. Drive in from water pump spindle
2. Drive out to fan blades
3. Bi-metal
Parts & tools for this job For Land Rover Range Rover
- FLUIDCoolantSearch: Land Rover coolant antifreeze
- PARTThermostatSearch: Land Rover Range Rover thermostat
- TOOLCooling system pressure testerSearch: cooling system pressure tester
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