Home Manuals Dectron-Manuals To view our Legacy Manuals for older products click here. Installation manual Dectron Dehumidifiers Installation Manual Dectron Dry Cooler Installation Manual Operation and Maintenance Manuals Dectron Dry Cooler OMM Dectron DS Series Indoor OMM Dectron DS Series Outdoor OMM Dectron LD LEEDer Series OMM Dectron LH Series OMM