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Home >> Porsche >> 2021 >> Panamera Base >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> 80 Heater - Coupe -- 971 - PANAMERA (971) >> WM, 803719 Removing And Installing Additional Pump >> Removing Additional Pump

Removing Additional Pump

NOTE: Danger of scalding 
  • Coolant can be very hot. 
  • Coolant may be pressurised. 

    → Only remove the heater when the cooling system has cooled down.

    → By carefully opening the catch on the reservoir, make sure that the cooling system is depressurised.

NOTE: Danger of slipping due to emerging coolant 
  • The emerging coolant will make the floor of the workshop slippery and may cause people to slip and fall over. 

    → Collect emerging coolant in a suitable pan.

  1. Observe safety measures for working on vehicles with auxiliary heating.

    > 8X00IN SAFETY MEASURES WHEN WORKING ON VEHICLES WITH AUXILIARY HEATING

  2. Close off hose -1-  and hoses -2-  using > V.A.G 1275A - hose clamp pliers  .
  3. Open spring band clamps -3-  using > VAS 6889 - spring band clamp pliers  and disconnect hoses -1-  and -2-  .
    G15874796Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Pulling off hoses

  4. Release and unplug electric plug connection -5-  .
    G15874797Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Releasing and pulling off electric plug connection

  5. Remove additional pump -7-  .
    1. 5.1 Unscrew and remove screws -6-  .
    2. 5.2 Remove additional pump -7-  .
      G15874798Courtesy of PORSCHE CARS NORTH AMERICA, INC.

      Additional pump in wheel housing

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