Operator, Organizational, Direct Support, General Support and Depot Maintenance Manual: Air Conditioning Units, Electric Motor Driven, 6,000 BTU/hr, Vertical Compact, 115 Volt, Single Phase, 50/60 Cycle (Thermo-Air Model CV-6-1-15-60), FSN 4120-935-1608, 6,000 BTU/hr Vertical Compact, 208 Volt, Three Phase, 400 Cycle (Thermo-Air Model CV-6-3-08-400), FSN 4120-935-1607