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Check the change-over part: > < Air conditioning test measurements

Leon Mk2

Air conditioning pressure switch F129: checking
Air conditioning pressure switch -F129-: checking
t  It is possible to remove the pressure switch without extracting the coolant agent from the circuit
t  Visual check: Make sure the O-ring 10.8 mm × 1.8 mm is correctly placed on the slot
The change-over part between terminals 1 and 2 of the connector, switches off the magnetic coupling -N25- if the pressure in the coolant agent circuit is too high or the cooling circuit is not full enough:
   
–  Open from at least 1.2 bar pressure and close again over 2.4 bar pressure (commutation limit).
–  Open from more than 32 bar pressure and close again under 24 bar of pressure (commutation limit).
  V87-1360

Check the change-over part: > < Air conditioning test measurements