Locate the main shutoff valve on your irrigation system. It is between the main water supply to your home and the sprinkler controller. Alternately, the main shutoff is located outdoors near a faucet bib. The main valve may be in a box in this area to protect it from the elements.
If manual cleaning is not performed immediately, instruments should be placed into a container and soaked with a detergent, a disinfectant/detergent, or an enzymatic cleaner to prevent drying of patient material and make manual cleaning easier and less time consuming.
Cleaning Solid Brass. 1  1. Clean your lacquered brass piece. The first line of defense for keeping your brass pieces clean is to regularly dust them using a soft rag. 2  2. Remove the lacquer with hot water. Hot water softens the lacquer layering covering brass. 3  3. Remove the lacquer with varnish remover.