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Repairing components of refrigerant circuit of 2nd heater and air conditioning unit > < Dismantling and assembling evaporator housing

Leon Mk2

Removing and installing evaporator
Removing and installing evaporator
  Note
t  The refrigerant must be extracted beforehand, e.g. with air conditioner service station -VAS 6007A- (or later model).
t  Releasing refrigerant into the environment is a punishable offence.
t  Comply with notes → Chapter.
t  In vehicles with start-stop system, note abort conditions → Chapter.
Removing
–  Remove heater and air conditioning unit → Chapter.
–  Dismantling and assembling heater and air conditioning unit → Chapter.
   
–  Dismantling evaporator housing → Chapter.
–  Pull evaporator -A- from lower part of evaporator housing.
Installing
  Note
t  Before inserting evaporator, check condensate drain and clean if necessary.
t  Before inserting evaporator, clean evaporator housing and, if necessary, evaporator.
–  When inserting evaporator -A-, ensure seal -F- is not damaged.
  A87-0715
–  Before inserting evaporator, examine seal -F- (it must be bonded all around).
–  Set retainer -C- and combined seal and insulation -B- on connection pipes of evaporator -D and E-.
–  Insert evaporator -A- in lower part of evaporator housing as shown in figure.
  Note
t  After assembling parts of evaporator housing, check for proper seating of combined seal and insulation -B- at opening for both refrigerant lines -D and E-.
t  Check seating of retainer -C- on both refrigerant lines -D and E- for proper seating.
t  If heat insulation -B- is missing or improperly installed, it may lead to reduced performance of the air conditioning system (due to changes in the set mapped values of the expansion valve through heat radiation).
  A87-0715

Repairing components of refrigerant circuit of 2nd heater and air conditioning unit > < Dismantling and assembling evaporator housing