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Selecting the System Mode
The TEC2104-1 has four system modes.
•
Automatic Mode (auto)
Automatic changeover between heating and
cooling. This is the default setting.
•
Cooling Mode (cool)
Cooling operation only
•
Heating Mode (heat)
Heating operation only
•
Off Mode (off)
The TEC2104-1 is off. However, if frost protection
is enabled and frost conditions are detected, the
thermostat still calls for heat even if the system
mode is set to Off.
To set the system mode while in the Main User Menu:
1. Answer NO to all prompts until the system mode
prompt appears in the display. Press YES to set
the system mode.
2. Use the UP/DOWN arrow keys to locate the
desired system mode. Press YES to select the
desired system mode.
3. Press YES to return to the Status Display Menu or
NO to return to the System Mode Selection Menu.
TEC2104-1 Networked Multi-Stage Economizer Thermostat Installation Instructions
Fan Mode Setting
The TEC2104-1 has three fan mode settings:
•
On Fan Mode (on)
Energizes the fan all the time for both occupied
and unoccupied periods (even if the system mode
is set to off).
•
Automatic Fan Mode (auto)
Operates the fan only on a call for heating or
cooling for both occupied and unoccupied periods.
This is the default setting.
•
Smart Fan Mode (smart)
Energizes the fan all the time for occupied periods
and only on a call for heat and cooling in
unoccupied periods.
To set the fan mode while in the Main User Menu:
1. Answer NO to all prompts until the fan mode
prompt appears in the display. Press YES to set
the fan mode.
2. Use the UP/DOWN arrow keys to locate the
desired fan mode. Press YES to select the desired
fan mode.
3. Press YES to return to the Status Display Menu or
NO to return to the Fan Mode Selection Menu.
Accessories
Using the information in Table 5, contact the nearest
Johnson Controls branch office or wholesale
distributor to order these accessories.
Table 5: Optional Accessories
(Includes Mounting Hardware)
Item
Remote Indoor Temperature Sensor
Outdoor Air Temperature Sensor
Duct Mount Temperature Sensor
Remote Indoor Temperature Sensor
with Occupancy Override and LED
Note: Review specifications of optional accessories
prior to using in an application.
Product Code
Number
SEN-600-1
SEN-600-2
SEN-600-3
SEN-600-4
17
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