Seat Leon >> Detaching and attaching refrigerant lines at air conditioner compressor

SEAT Leon Service and Repair Manual / Heating and air conditioning / Air conditioning system / Air conditioning compressor / Detaching and attaching refrigerant lines at air conditioner compressor

Special tools and workshop equipment required

  • Air conditioner service station
  • Socket and key - 3320/1-
  • Engine bung set - VAS 6122-

Air conditioning system

Removal:

  • Turn off the ignition and all electricity consumers.

Vehicles without access and start authorisation system

  • Remove ignition key, if fitted.

Vehicles with access and start authorisation system

  • Store ignition key outside the vehicle to prevent the ignition from being switched on unintentionally.

Continued for all vehicles

  • Extract refrigerant.
  • Observe instructions when working on refrigerant circuit.
  • Remove air duct in the lock carrier, remove clamp -1- and unscrew bolt -2- left and right.

Note During installation and removal, differences that exist based on the particular engine type must be taken into account.

Air conditioning system

  • Separate and take out air duct in the lock carrier.
  • Screw out the bolts -2, 4- using the socket - 3320/1- and detach the refrigerant lines -1, 3-.
  • Seal open lines and connections with clean plugs from the Engine sealing plug set - VAS 6122- .

Air conditioning system

Installing

Install in reverse order of removal; note the following.

  • Renew O-rings.
  • If applicable, check the fitted pin -4- for damage and correct positioning.
  • Check the guide ring -2- at the refrigerant line connection for damage.
  • Insert the O-ring -3- in the groove -arrow- at the connection of the refrigerant line -1-.

Note

  • Use is not to be made of the O-rings from the caps of the replacement air conditioner compressor connections.
  • Moisten O-rings with refrigerant oil before installing.
  • Pay attention to correct positioning of the O-rings in the groove of the corresponding refrigerant pipe.
  • Routing and attachment of refrigerant lines.

 

  • Insert the refrigerant lines -1, 3- in the corresponding connection at the air conditioner compressor.
  • Tighten the bolts -2, 4- using the socket - 3320/1- .
  • Refill with refrigerant and refrigerant oil.

Air conditioning system

    Detaching and attaching air conditioner compressor at bracket
    Special tools and workshop equipment required Engine bung set - VAS 6122- Removal: Vehicles with TDI engine: Open the clamps -1- and -2-and disconnect air intake hose. Seal open lines ...

    Removing and installing air conditioner compressor
    Special tools and workshop equipment required Air conditioner service station Torque wrench - V.A.G 1331/- (5 - 50 Nm) Engine bung set - VAS 6122- Note Flush the refrigerant cir ...

    See also:

    Oil properties
    Fig. 143 Types of oil according to temperature Viscosity The viscosity class of the oil is selected according to the diagram. When the ambient temperature falls outside the limits of the scale ...