"United States. Army" . . . . . . . . . . . . "Operator, organizational, direct support and general support maintenance manual air conditioner, floor mounted, air cooled, electric motor driven, 3/4 HP, 60 hertz, AC single phase, 9,000 BTU/HR (Harvey W. Hottel, Inc. model HAC-750H), NSN 4120-00-592-4645"@en . . "Operator, organizational, direct support and general support maintenance manual : air conditioner, floor mounted, air cooled, electric motor driven, 3/4 HP, 60 hertz, AC single phase, 9,000 BTU/HR (Harvey W. Hottel, Inc. model HAC-750H), NSN 4120-00-592-4645"@en . "Air conditioner, floor mounted, air cooled, electric motor driven"@en . . . "Handbooks and manuals"@en . . . .