1 | Cap |
2 | Adapter |
3 | Pressure pump |
S20.30-4516-11
Warning | Risk of injury to skin and eyes suffering scalding from contact with hot coolantspray. Risk of poisoning from swallowing coolant. | Do not open cooling system unless coolant temperature is below 90 °C. Open cap slowly and release the pressure. Do not pour coolant into beverage containers. | |
| Remove | ||
1.1 | Remove cap (1) of coolant filler neck | Model 470 with engine 200 | |
Only unscrew the cap (1) of the coolant filler neck counter-clockwise to the first notch and release the excess pressure. Then remove the cap (1). | |||
1.2 | Remove the corresponding cap (1) of the coolant expansion tank or the coolant filler neck | Model 470, 471 with engine 699 | |
Only unscrew the cap (1) of the expansion tank counter-clockwise to the first notch and vent the excess pressure. Then remove the cap (1). | |||
| Check | ||
2 | Check the corresponding cap (1) for corrosion and damage | Depending on findings | |
| |||
Replace the corresponding cap (1). | |||
3 | Mount adapter (2) to pressure pump (3) | Commercially available devices/tools | |
4 | Install the corresponding cap (1) on adapter (2) | Commercially available devices/tools | |
5 | Pressurize the corresponding cap (1) and determine the opening pressure | Opening pressure | |
Test pressure | |||
If the specified values are not reached | |||
| |||
Replace the corresponding cap (1). | |||
6 | Remove the corresponding cap (1) from adapter (2) | Commercially available devices/tools | |
| Install | ||
7.1 | Install cap (1) on coolant filler neck | Model 470 with engine 200 | |
7.2 | Install the corresponding cap (1) on the coolant expansion reservoir or the coolant filler neck | Model 470, 471 with engine 699 |