What action will you take if Inert gas system fails ?

 Action to  if be taken  if Inert gas system fails :
  1. Stop discharging and ballast operation
  2. Close IG deck isolating valve
  3. Open the vent wall between them.
  4. Inform master , E/R , terminal operator , port.
  5. Carry out repair work as soon as possible.
  6. No sounding , ullaging , and dipping.