Back Figure 1-1 y . Air conditioner, right front three-quarter view, with sound attenuator. (Sheet 2 of 2) | Up TM-5-4120-222-14 Air Conditioner: Compact Vertical 208 3 Phase: 18 000 BTUH Cooling 12 000 BTUH Heating (Trane Models) Manual | Next Tabulated Data. |