Remove safety pressure switch
CAUTION:
Refrigerant circuit under high pressure.
Injury hazard!
Injury hazard!
- Note and follow safety instructions on containers.
- Avoid contact with refrigerant; wear safety goggles and hand protection.
- For additional information see: SAFETY INSTRUCTIONS FOR HANDLING REFRIGERANT R1234YF , or SAFETY INSTRUCTIONS FOR HANDLING TETRAFLUORETHANE REFRIGERANT R134A and NOTES FOR REPAIR WORK ON AIR CONDITIONING .
Preliminary work
- Refer to SUCTIONING THE AIR CONDITIONING .
CAUTION:
Residual pressure in the air conditioning system.
Injury hazard!
Injury hazard!
- Wear safety goggles and protective gloves when disconnecting the refrigerant line.
- Close the refrigerant lines with seal plugs.
- Unlock plug connection (1) and disconnect.
- Loosen the safety pressure switch (2).