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Heater and air conditioner
The Thermo Top V auxiliary coolant heater
The Golf Plus can be fitted with the optional Thermo Top V auxiliary coolant heater.
This undertakes the following tasks:
● Acts as an auxiliary heater for heating the vehicle interior and defrosting the vehicle's windows,
● Acts as stationary ventilation to lower the interior temperature when the vehicle is parked in the sun,
● Acts as an additional heater in vehicles with petrol or diesel engines (fitted as standard in diesel engines).
Structure
Special characteristics
- The auxiliary coolant heater control unit is integrated into the heater unit.
- The electrical contacts for the combustion air blower are inserted directly into the control unit.
- The auxiliary coolant heater is fitted with a second NTC temperature sensor for controlling and monitoring the
water temperature.
- The combustion air enters the combustion chamber via a venturi nozzle and thereby draws in the fuel
delivered by the metering pump from the fuel line.
S338_045
Water outlet
Exhaust gas outlet
Fuel
inlet
Combustion air
inlet
Temperature sensor
Venturi nozzle
Combustion air blower
Control unit
Electrical connection
Heat exchanger
