5. Install tee fitting, included with kit, into outlet port in end of control valve until finger tight {Fig. 4). Insert return tube, included with kit, between 90° fitting in drain port of pressure reducing valve, and smaller 37° JIC flare end of tee fitting (Fig. 5). Align fittings and tube. if return tube doesn’t seat properly on flare fittings, remove tee fitting and rotate pressure reducing valve to remove.