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Volkswagen Workshop Service and Repair Manuals

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Installing > < Removing and installing heat exchanger

Golf Mk6

Removing
Removing
   
–  Place drip tray -VAS 6208- beneath engine.
  WARNING
Danger of scalding injuries.
When the engine is warm, the coolant temperature may be above 100 °C. The cooling system is pressurised.
If necessary, release pressure and reduce temperature before carrying out repairs.
  N80-10016
–  Clamp off coolant hoses -1- with hose clamps up to 40 mm -3093- and disconnect coolant hoses to heat exchanger.
–  Push a piece of hose -A- onto upper union of heat exchanger.
–  Hold a container -B- under lower connection -C-.
–  Using a compressed air pistol, carefully blow coolant out of heat exchanger into container -B-.
  A87-0675
Depending on engine, additional parts may need to be removed, e.g. charge air pipe.
–  Loosen bolt -1- on flange between heat exchanger connections slightly (do not completely unscrew).
  Note
Loosening the bolt -1- loosens the coolant pipe which eases the removal of the heat exchanger.
–  Remove knee airbag bracket → General body repairs, Interior; Rep. gr.69.
–  Remove trim stowage compartment on driver's side → General body repairs, interior; Rep. gr.68.
–  Remove centre console trim in left footwell (other parts of centre console do not need to be removed) → General body repairs, interior; Rep. gr.68
  N80-10007
–  Remove footwell vent on driver side → Chapter.
–  Remove screws -A- and take off cover -B-.
  Note
t  There are two different versions of cover -B-.
t  The figure shows the version with auxiliary air heater element -Z35-.
t  If the lever -C- to temperature flap is positioned so that the upper bolt -A- is not accessible. Change the position of the temperature flap at the heater and fresh air controls. On vehicles with Climatronic, this is done via the control and display unit (e.g. the setting „Hi“).
  A87-0685
–  Cover carpet in area under heat exchanger with waterproof foil and water absorbing paper.
–  Open pipe clamps -A- and pull coolant pipes out of heat exchanger.
–  Take heat exchanger out of heater unit.
  N80-10128

Installing > < Removing and installing heat exchanger