KC_SERIESOWNER’S GUIDEHave a question? Need help?Call 1-800 CARRIER in the U.S.A. only.For future reference, fill in the information below andkeep this guide in a safe place. Please keep a copy ofyour receipt for warranty purposes. This book is for73KC_101P and 73KC_121P room air conditioners.DEALER NAME ___________________________________________________ADDRESS ________________________________________________________TELEPHONE _____________________________________________________MODEL/CATALOG NUMBER _______________________________________SERVICE DISCRETE NUMBER _____________________________________SERIAL NUMBER _________________________________________________PLEASE KEEP A COPY OF YOUR RECEIPT FOR WARRANTY PURPOSES.CONTENTSPageA FEW WORDS ABOUT YOUR NEW AIRCONDITIONING UNIT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2REQUIRED TOOLS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-11UNPACK THE AIR CONDITIONER . . . . . . . . . . . . . . 3WIRING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3POWER SUPPLY CORD . . . . . . . . . . . . . . . . . . . . . . . . 3LOCATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4WINDOW INSTALLATION . . . . . . . . . . . . . . . . . . . . . 4STORM WINDOW APPLICATIONS . . . . . . . . . . . . . 8WALL INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . . 9MASONRY CONSTRUCTION . . . . . . . . . . . . . . . . . . 11OPERATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11-13REMOTE CONTROL AND PANEL CONTROLS . . 11ENERGY SAVING TIPS . . . . . . . . . . . . . . . . . . . . . . . 13MAINTENANCE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13CLEAN FILTER . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13CLEAN FRONT PANEL . . . . . . . . . . . . . . . . . . . . . . . 13CLEAN BASEPAN. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13CARE OF THE REMOTE CONTROL . . . . . . . . . . . . 13REMOTE CONTROL BATTERY REPLACEMENT . 13TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . . . 14,15