volkswagen Workshop Repair Guides

Volkswagen Workshop Service and Repair Manuals

Removing and installing control unit for heater and air conditioning system components > < Assembly overview - front
Assembly overview - rear
   
Assembly overview - rear
1 - Temperature sender after high voltage heater (PTC) -G787-
q   Removing and installing → Chapter
2 - Temperature sender after heat exchanger for high voltage battery -G786-
q   Removing and installing → Chapter
3 - Manual breather valve for coolant circuit
  Note
When bar is up, valve is open.
4 - Shutoff valve for coolant of high voltage battery -N540-
q   Removing and installing → Chapter
5 - Temperature sender before high voltage heater (PTC) -G785-
q   Removing and installing → Chapter
6 - Coolant circulation pump before high voltage PTC heater -V509-
q   Removing and installing → Chapter
7 - Electrical air conditioner compressor -V470-
q   Removing and installing → Chapter
8 - High voltage heater (PTC) -Z115-
q   Removing and installing → Chapter
9 - Refrigerant shutoff valve for heater and air conditioner -N541-
q   Removing and installing → Chapter
  Note
t  Refrigerant shutoff valve for heater and air conditioning system -N541- and refrigerant shutoff valve for heat exchanger of high voltage battery -N542- must be open for filling and extraction of refrigerant.
t  When filling and extracting refrigerant, a voltage of 12V must be applied to the shutoff valves.
10 - Heat exchanger for high voltage battery -VX63-
q   Removing and installing → Chapter
11 - Refrigerant shutoff valve for heat exchanger of high voltage battery -N542-
q   Removing and installing → Chapter
  Note
t  Refrigerant shutoff valve for air conditioning system -N541- and refrigerant shutoff valve for heat exchanger of high voltage battery -N542- must be open for filling and extraction of refrigerant.
t  When filling and extracting refrigerant, a voltage of 12V must be applied to the shutoff valves.

   

Removing and installing control unit for heater and air conditioning system components > < Assembly overview - front