IM 1227 • MODELS DC THERMOSTATS 50 www.DaikinApplied.com
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Fan Settings
Table 19: Fan Settings Command Levels
●
Fan – Auto
►
●
Occupied Fan State
(Auto)
►
●
ON
►
●
Auto
●
Fan Purge – OFF
►
●
Preoccupancy Purge Time
(15 mins)
►
Using the Fan Settings Functions
The fan may be set to run continuously during Heat, Cool,
Auto, and Occupied modes. A Preoccupancy Fan Purge
schedule may also be set.
●
Fan – ON
●
Fan – Auto
►
Press to turn fan ON to run continuously or Auto for fan to run
only with heating or cooling.
●
Occupied Fan State
(ON)
►
Press to turn fan ON to run continuously during Occupied
mode or Auto for fan to run only with heating or cooling.
●
Fan Purge - OFF
►
Press to turn on Preoccupancy Fan Purge. This feature allows
the fan to run for a preset amount of time before Occupied 1
begins.
●
Preoccupancy Purge Time
(15 mins)
►
The Preoccupancy Fan Purge timer may be set from 15
minutes to 3 hours in 15 minute increments.
Emergency Heat
The Emergency Heat function is only available if your
thermostat is set to control a Heat Pump.
To initiate the Emergency Heat feature, Press the Emergency
Heat button. During Emergency Heat operation the thermostat
will turn on the fan and auxiliary stages of heat when there is
a demand for heat. The 1st stage of heating and all stages of
cooling will be unavailable. To exit Emergency Heat, press the
Emergency Heat button.
Figure 54:
Emergency Heat Confirmation Display
Summary of Contents for TSTATD4271C
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