Arrived at the location and check the outside of the building and found the hosebib leaking and going tons3nd a qoute for opening the wall for putting a shut off valve for the unit and not to turn the main valve formthe house to stop the water explain everything to the employer Note matt know about it he need to find the part to finish the rest Turn off the main water valve for the house and search for the water line and open all the faucet to empty the water line and cut the 1/2 cpvc and put a new ball valve and wait 30 minutes and turn back the main water valve and flush the system out and check for water leaks and pressure