• At time you may have to replace this part. Or do you need the blanking cap see link https://www.epools.com.au/product/clearwater-c-series-salt-cell-housing-blank-cap/
• When removing you must first cut away shrink wrap then remove the small screws then the two cable terminal posts then the end cap all with care.
• I have removed the end cap by placing the two exposed ends down on a table and applied pressure.

In The Box -One End Cap AssembleTwo small o-rings.One Gasket.