The 23 story 500 room Hilton Los Angeles performed a full system upgrade to 14 elevators, installed 520 HVAC fan motors in guest rooms, installed HVAC control systems, 11 refrigerators and freezer motors, two 450 ton chillers, LED lights, lighting controls, glass replacement, 250 bathtubs/showers and 500 shower heads, dynamic glass units, high capacity washers and dryers and EV charging stations. The $7 million PACE project size is expected to save $800,000 in year one, produce $200,000 in Operations and Maintenance savings and have a 78% ROI. PACENow Case Study.