Attention! Pre-depressurize the air conditioning system in a car service.
1. Disconnect the battery from the ground.
2. Disconnect the lines from the battery.
3. Remove the mounting bolts, remove the battery (see photo).
4. Check the amount of compressor oil in the removed battery and add the same amount of fresh oil plus the following amount to the new battery:
- A) on models 1987-1994: add 57.5 g of oil with a viscosity of 525 units.
- b) on models since 1995: add 100 g of polyalkapinol glycol oil (PAG).
5. Install the battery in reverse order. Lubricate the o-rings of the fittings with clean oil with a viscosity of 525.