| Refrigerant: | R 134a |
|---|---|
| Capacity: | 950 g |
| Part/Catalogue No.: | 90 443 833 / 19 40 447 |
| Petrol engines | 6 cylinder diesel engines | 4 cylinder diesel engines | |
|---|---|---|---|
| Compressor lubricant | |||
| Designation | Synthetic PAG fluid | Synthetic PAG fluid ND/8 | Synthetic PAG fluid |
| Total filling quantity | approx. 250 ml | approx. 155 ml | approx. 295 ml |
| Part/Catalogue No. | 90 510 419 / 19 49 874 | 90 509 933 / 19 49 873 | 90 510 419 / 19 49 874 |
| O-ring lubricant | |||
| Designation | Mineral fluid | Mineral fluid | Mineral fluid |
| Part/Catalogue No. | 90 001 810 / 19 49 870 | 90 001 810 / 19 49 870 | 90 001 810 / 19 49 870 |
| Reference gap | 0.38 – 0.64 mm | 0.35 – 0.65 mm | 0.38 – 0.64 mm |
| Pressure in low-pressure area: | 190 – 210 kPa 1) |
|---|---|
| Pressure in high-pressure area: | 1000 – 1800 kPa 1) |
| ON | OFF | |
|---|---|---|
| Switch pressures for triple switch | ||
| Low pressure safety switch | 250 kPa | 180 kPa |
| High pressure safety switch | 2000 kPa | 3000 kPa |
| Auxiliary fan switch | 1900 kPa | 1500 kPa |
| Motronic switch switch pressure 2) | ||
| Engine speed increase | 1100 kPa | 900 kPa |
| Switch temperatures | ||
| Coolant temperature switch (S 29) | 100 °C | 95 °C |
| Coolant temperature switch (S 128) contact 1 | 105 °C | 100 °C |
| Coolant temperature switch (S 128) contact 2 | 115 °C | 120 °C |
1
) At approx. 20 °C ambient temperature, engine speed approx. 1500 rpm, air conditioning switched on
2
) only for vehicles with petrol engine