Honeywell CT3400 Owner's Manual - Page 14

3-WIRE HEAT ONLY (JUMPER INTACT) W G R RC Y THERMOSTAT 5-WIRE HEAT/COOL (JUMPER REMOVED) W G R RC Y THERMOSTAT HEATING RELAY OR VALVE COIL FAN RELAY 1 1 POWER SUPPLY. PROVIDE DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED. M613A HEATING RELAY OR VALVE COIL FAN RELAY COOLING CONTACTOR COIL 1 1 POWER SUPPLY. PROVIDE DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED. 1 M 615A 23 69-0733-3 STEP 9 Mount The Thermostat AM MON DAYTIME HEAT ON A. ENGAGE TABS BETWEEN TOP OF THERMOSTAT AND WALLPLATE C. SWING COVER OPEN FOR CHECKOUT AND PROGRAMMING AM MON DAYTIME HEAT ON Set Present Day Time Hold Temp Day Morning Run Program Night On Auto Fan Daytime Current Setting Temp Evening Time Heat On Cool 24 B. PRESS LOWER EDGE OF CASE TO LATCH M5143 69-0733-3 INSTALLATION