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Home >> Porsche >> 2018 >> Panamera Base >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> 82 Auxiliary Heating - Coupe -- 971 - PANAMERA (971) >> WM, 822019 Removing And Installing Complete Heater >> Removing Heater

Removing Heater

CAUTION: Hot components 
  • Risk of burns 

    → Let hot components cool down.

    → Wear personal protective gear.

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. Release and disconnect electric plug connection -1-  .
    1. 1.1 Unclip wire harness -2-  .
      G15874825Courtesy of PORSCHE CARS NORTH AMERICA, INC.

      Electric plug connection on heater

  2. Clamp coolant hoses -4-  using > V.A.G 1275A - Hose clip pliers  and place a collection container underneath.
  3. Unclip line bracket at the coolant hose.
  4. Open clamps -5-  using > VAS 6889 - Spring Band Clamp Pliers  and disconnect coolant hoses -4-  .
    G15874826Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Pulling off coolant hoses

    WARNING: Emerging fuel 
    • Risk of fire 

      → Avoid contact with hot parts or sources of ignition.

      → Collect emerging fuel, absorb it if necessary with a suitable binding material and dispose of properly.

      → Use suction to remove ignitable vapours.

      → Attach warning sign to vehicle in a clearly visible position.

  5. Open clamp -6-  and pull fuel line -7-  off the heater.
    G15874827Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Pulling off fuel line

  6. Unscrew nuts -8-  and pull out heater -1-  in direction of travel.
    G15874828Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Removing heater