Accessory EMWRT2 Manual (2020)

16
Thermostat Conguration
Conguring the Equipment Settings - Reversing Valve
Use the “Up” and “Down” buttons to change the Reversing Valve setting by
changing the third digit;
0 OB contact is energized to cool;
1 * OB contact is energized to heat;
Refer to the HVAC unit documentation to determine the correct OB
VALVE setting.
If incorrect OB VALVE Setting is selected, the HVAC unit will turn on
the heating when air conditioning is requested and turn on the air
conditioning when heating is requested;
Press the “Fan” button to advance to the next setting;
Press the “F/C” button to advance to the next menu;
* Indicates default setting;
REVERSING VALVE