INSTALLATIONMANUALCAUTION: READ ALL SAFETY GUIDES BEFOREYOU BEGIN TO INSTALL YOUR UNIT.SAVE THIS MANUALSUNLINE MagnaDRY™GAS/ELECTRIC SINGLE PACKAGEAIR CONDITIONERSMODELS: DR180, 240 & 300127915-YIM-A-0405CONTENTSGENERAL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4SAFETY CONSIDERATIONS . . . . . . . . . . . . . . . . . . . . .4INSPECTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4REFERENCE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4RENEWAL PARTS . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5APPROVALS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5PRODUCT NOMENCLATURE . . . . . . . . . . . . . . . . . . . .6INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .17OPERATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .53START-UP (COOLING) . . . . . . . . . . . . . . . . . . . . . . . . .63START-UP (GAS HEAT) . . . . . . . . . . . . . . . . . . . . . . . .64TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . .66See the following pages for a complete Table of Con-tents.NOTES, CAUTIONS AND WARNINGSThe installer should pay particular attention to the words:NOTE, CAUTION, and WARNING. Notes are intended toclarify or make the installation easier. Cautions are givento prevent equipment damage. Warnings are given toalert installer that personal injury and/or equipment dam-age may result if installation procedure is not handledproperly.