Cooling system Changing the coolant and cleaning the cooling system Draining coolant Special tools WARNING! Do not open the coolant filler cap in the expan- sion tank if the engine is hot. Hot coolant and steam may spray out and cause burns. If the cap has to be opened do it slowly to release the pressure before removing the cap. Use protective gloves as coolant can cause irrita- tion if it comes in contact with the skin. Hot cool- ant can also cause scalding. Environment Use a suitable container. Used coolant must be disposed of as specified in national and interna- tional laws and regulations. 1. Open the expansion tank cap. 2. Place the hose of the coolant pump in an empty container. 3.
Connect the pump to the draining nipple in the cylinder block. See illustration. 352 794 4. Connect the pump's 2 cable terminals to the battery's negative and positive terminal. Make sure that the drainage starts. If the drainage does not start: Change the position of the cable terminals. 00:23-02 en-GB 26 © Scania CV AB 2016, Sweden mber, designation 43 679, coolant mp 360 625