KC_SERIES4LOCATIONThe room air conditioner is designed to fit easily into asingle or double hung window. However, since windowdesigns vary, it may be necessary to make some modi-fications for safe and proper installation.Make sure the window and frame are structurallysound and free from dry or rotted wood. Replace woodif necessary or relocate the air conditioner.For maximum efficiency, install the air conditioner onthe side of the house or building that has more shadethan sunlight.Provide sufficient clearance for the air conditioner toallow proper air circulation through and around theunit. The rear of the unit must be outdoors (not in agarage or inside of the building). Provide 20-in. ofclearance on each side of the unit. Provide 20-in. ofclearance from the rear of the unit to any obstruction.Provide 12-in. of clearance from the top of the unit. SeeFig. 3.Unit should be at least 30-in. above the floor and out-side ground.Curtains and other objects should be moved if theyblock indoor airflow.Unit must be within reach of a proper electrical walloutlet. Do not use an extension cord.The unit was designed to evaporate condensationunder normal conditions. Under extreme humidityconditions, excess condensation may cause thebasepan to overflow to the outside of the unit. The unitshould be installed where condensation drip cannotcause damage.WINDOW INSTALLATIONTo install the room air conditioner in a window, per-form the following procedure.1. Check contents of installation hardware packageprovided with air conditioner. See Table 2. Makesure all the items are included.2. Determine which window will be used for installa-tion. See Location section on page 3.3. Check that the window opening dimensions aresuitable for installation. For KC_101P units, thewindow must be between 24 and 38-in. wide andthe window must open at least 15-in. high. ForKC_121P units, the window must be between 27and 41-in. wide and the window must open atleast 16-in. high. It is recommended that the win-dow sill be at least 5/ 8-in. thick to support theweight of the air conditioner. See Table 3 for unitdimensions.AWNINGSIDEOBSTRUCTIONGROUNDFENCE,WALL, OROTHEROBSTACLE.12" MIN.30" MIN.20"MIN.20"MIN.FIGURE 3 — AIR CONDITIONER CLEARANCES