Air conditioning system with refrigerant R134a

Switch and sender in refrigerant circuit and related connections

~1min read
Note See vehicle-specific refrigerant circuit for switching pressures, removing and fitting switches, together with switch arrangement and versions.

→ Rep. gr.87

High-pressure switch for air conditioning system -F23-

Function:

Switches radiator fan to next higher speed when pressure increases in refrigerant circuit (approx. 16 bar).
High-pressure switch for air conditioning system -F23

High-pressure switch for magnetic clutch -F118

Function:

In the event of excess pressure in the refrigerant circuit, switches the air conditioner compressor off (at approx. 32 bar).
High-pressure switch for magnetic clutch -F118

Test yourself

A quick Volkswagen Golf quiz: every answer comes with an explanation and a link to the manual page.