General Information
- Ensure absolute cleanliness when working.
- Wear safety goggles and gloves when working with refrigerant and nitrogen.
- Workshop extraction systems are to be switched on.
- Use the service station to discharge the refrigerant circuit, only then open screw connections and replace the malfunctioning components.
- Use a cap to seal off any opened assemblies and hoses to prevent moisture and dirt from getting in.
- Make exclusive use of tools and materials intended for refrigerant R134a.
- Seal opened refrigerant oil containers to guard against moisture.
NOTE:
After engine all service work, screw sealing caps (with seals) onto all connections with valve and service connections.
Before starting up A/C system. Observe vehicle specific filling capacities. Refer to REFRIGERANT R134A CAPACITIES, REFRIGERANT OIL AND APPROVED REFRIGERANT OILS .
Do not fill refrigerant, extract the refrigerant present and refill the system.