Changing a C-Element (Barco)

2. I then removed the draining screw and I drained the tubes in to a plastic container.

Draining hole

Draining the glycol from the tube

The glycol chamber contains about 0.6 liters of glycol and I highly recommend changing the glycol, the picture below shows why you have to change it.

New (clear) glycol vs. old (discoloured) glycol

To get all the old glycol out of the chamber I recommend that you fill the chamber 1/4 with glycol cleaning fluid or distilled water and shake it a few times and drain it and do the same one more time then it should be clean.