ISSUE DATE AMENDMENTS 1 05/01/16] ORIGINAL 2 06/06/16] ON/OFF / PURGE SWITCH CORRECTED WDA UNIT WILL CONTINUE TO RUN WHILST PURGING PUMP LINE . . 1 HUMIDITY ON/OFF o SET POINT 1® 3 SWITCH PURGE S COIL SENSOR pra 302 Nn PROGRAMMER LINK J3 TIMER FAN COMPRESSOR OH.P WATER PUM C Lo Tee .