261660-YTG-C-0707Unitary Products Group 31FIGURE 5 - REAR VIEW DIMENSIONSNOTE:Units are shipped with the bottom duct openingscovered. An accessory flange kit is available forconnecting side ducts.For bottom duct applications:1. Remove the side panels from the supply and return aircompartments to gain access to the bottom supply andreturn air duct covers.2. Remove and discard the bottom duct covers. Ductopenings are closed with sheet metal covers exceptwhen the unit includes a power exhaust option. Thecovering consists of a heavy black paper composition.3. Replace the side supply and return air compartmentpanels.For side duct applications:1. Replace the side panels on the supply and return aircompartments with the side duct flange accessory kitpanels.2. Connect ductwork to the flanges on those panels.SUPPLYAIRRETURNAIROUTDOORAIR5-1/8"18-5/8"27-3/4"39-5/8"40-1/2"OUTDOOR AIRCOMPARTMENTACCESSFILTERACCESS1" NPT FEMALECOND. DRAINCONNECTIONDOT PLUG(For pressuredrop reading)EVAPORATORSECTION40-3/8"COMPRESSORACCESSSUPPLY AIRACCESSRETURN AIRACCESSREARVIEWDimensions listed are for sideduct flange openings; seeField Accessories for SideDuct Flange Kit.