Removing Heater Valve

→ Let the fluid cool down.

→ Wear personal protective gear.

1. Drain coolant for high-temperature cooling system. → 193817 DRAINING AND FILLING COOLANT (INCLUDES BLEEDING) 
2. Remove heater valve.
   1. 2.1. Pull off vacuum line -1-  .
   2. 2.2. Loosen the clamps -2-  and pull off coolant hoses.
   3. 2.3. Carefully remove heater valve.
      Fig 1: Identifying Heater Valve

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