L1 -R4.6 Cleaning Sink Overflow

Here's the recommend steps to verify the root cause or solution in a customer technical support call.

STEP 1 - Verify if the fluid in the cleaning sink is colored.

• Result 1 - The fluid is colored.
  Start STEP 2.
  
  
• Result 2 - The fluid is not colored.
  Start STEP 3.

STEP 2 - Verify all 12 BiB connectors position and the status

• Result 1 - The BiB connector is not turned to "OFF" properly.
  Re-train the customer to turn the BiB connector to "OFF" properly.
  Issue closed. (Root cause: BiB connector is not turned properly.)
  
  
• Result 2 - The BiB connector is defective.
  Replace the BiB connector.
  Issue closed. (Root cause: BiB connector is broken.)
• Result 3 - Any of the BiB connector is not turned to "OFF".
  Re-train the customer to remember turning all the BiB connectors to "OFF".
  Issue closed. (Root cause: Forget to turn the BiB connector.)
• Result 4 - the line without a BiB is not plugged with the cleaning plug.
  Re-train the customer to use the cleaning plug to plug all the ingredient lines without a BiB.
  Issue closed. (Root cause: Forget to plug the ingredient lines without a BiB.)
• Result 5 - All the BiB connectors and the ingredient lines are fine and in the right position.
  Start STEP 3.

STEP 3 - Check the log on Overlord to verify the root cause for this issue, and escalate to the FSE if the issue cannot be solved by calls.

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