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Vacuum established (pointer in green region) 9. When there is enough vacuum in the cooling system → Vacuum established (pointer in green region) , close right shutoff valve and subsequently unplug the compressed air supply. Left-hand shutoff valve open - right-hand valve (arrow) closed 10. Open left-hand shutoff valve to the vacuum pressure gauge (right-hand valve closed -arrow- ). The cooling system is then filled. 11. When the cooling system no longer contains a vacuum (vacuum pressure gauge shows zero), i.e. no more coolant is being sucked out of the canister, open right-hand shutoff valve. 12. Now remove the complete filling device filling device 9696 (including cap K 22). 13. If necessary, fill the coolant expansion tank with coolant up to the maximum marking and screw on the cap of the expansion tank (do not tilt). Reworking Subsequent work 1. Check coolant line connections and hoses for leaks. 2. Completely install rear underside panel. → 519419 Removing and installing rear underside panel - Cayman: Diagnostic system: reading out fault memory and activating systems Reworking 561 |