Owner's Manual
Page 2
...in automatic mode, it works only when heating or cooling is activated. After the batteries are holding the thermostat. It is a safety feature for approximately 5 seconds. Note: When you place the thermostat in automatic mode. By default, the setpoint is placed in Cooling mode, you are installed,... Heat relay Fan relay Cool relay Fan relay 2.3.5 4-wire Heating and Cooling Heat relay Cool relay Fan relay 2.3.6 5-wire Heating and Cooling RTH230B Heat relay Fan relay Cool relay 2.4 Setting J2 Jumper The jumper defines the fan operation when the fan is 70°F (21°C)....
...in automatic mode, it works only when heating or cooling is activated. After the batteries are holding the thermostat. It is a safety feature for approximately 5 seconds. Note: When you place the thermostat in automatic mode. By default, the setpoint is placed in Cooling mode, you are installed,... Heat relay Fan relay Cool relay Fan relay 2.3.5 4-wire Heating and Cooling Heat relay Cool relay Fan relay 2.3.6 5-wire Heating and Cooling RTH230B Heat relay Fan relay Cool relay 2.4 Setting J2 Jumper The jumper defines the fan operation when the fan is 70°F (21°C)....
Owner's Manual
Page 3
...thermostat in programmable mode, the new temperature will disappear. 3.5.2 Programmable Mode Maintains the temperature according to Off. Temporary Bypass If you have a gas or fuel oil furnace (see section 2.4), the fan AUTO works as follows: • When the thermostat... flashes. Set the hour using . Press [ Clk ]. RTH230B 69-1800-03 03-11 3/4 Note: This switch is not used for 3...readjust the time and day (see section 5.2. buttons until the desired temperature is dis- 3.5 Thermostat Control Mode 3.5.1 Manual/Permanent Hold Mode Maintains the ...
...thermostat in programmable mode, the new temperature will disappear. 3.5.2 Programmable Mode Maintains the temperature according to Off. Temporary Bypass If you have a gas or fuel oil furnace (see section 2.4), the fan AUTO works as follows: • When the thermostat... flashes. Set the hour using . Press [ Clk ]. RTH230B 69-1800-03 03-11 3/4 Note: This switch is not used for 3...readjust the time and day (see section 5.2. buttons until the desired temperature is dis- 3.5 Thermostat Control Mode 3.5.1 Manual/Permanent Hold Mode Maintains the ...