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TEC22x2-3 L

ON

W

ORKS

® Networked Heat Pump Thermostat Installation Instructions

12

Entering Temporary Temperature Setpoints

To temporarily change the setpoint, press the 

UP/DOWN

 arrow keys to change the temporary 

setpoint for the current mode of operation.

Note:

Whether the thermostat is heating or cooling, 

the respective setpoint is temporarily adjusted. To 
toggle between the temporary heating and cooling 
setpoints, press the 

NO

 key while changing the 

temporary setpoints.

Ending Temporary Temperature Setpoints

The temporary setpoints remain in effect for the 
duration set in the 

TOccTime

 parameter or until 

manually released.

To release the temporary setpoint sooner, while in the 
Main User Menu:

1.

Press the 

YES

 key to the first prompt that appears.

2.

If the thermostat does not immediately return to the 
Status Display Menu, press the 

MENU

 key again 

and press the 

YES

 key to exit the Main User Menu.

The setpoint reverts to the Permanent Temperature 
Setpoint.

Selecting the System Mode

The thermostat has four system modes:

Automatic Mode (auto):

 Automatic changeover 

between heating and cooling. This is the default 
setting.

Cooling Mode (cool):

 Cooling operation only.

Emergency Heat Mode (emergenc):

 Forced 

auxiliary heat operation only.

Heating Mode (heat):

 Heating operation only.

Off Mode (off):

 The thermostat is off; however, 

when frost protection (

Frost pr

 parameter) is 

enabled, the thermostat still calls for heat 
(if required).

To set the system mode while in the Main User Menu:

1.

Press the 

NO

 key to all prompts until the system 

mode prompt appears on the display. Press the 

YES

 key to select the desired system mode.

2.

Press the 

UP/DOWN

 arrow keys to locate the 

desired system mode. Press the 

YES

 key to select 

the desired system mode.

3.

Press the 

YES

 key to return to the Status Display 

Menu or press the 

NO

 key to return to the system 

mode selection menu.

Selecting the Fan Mode

The thermostat has three fan mode settings:

On Fan Mode (on):

 Energizes the fan all the time 

for both occupied and unoccupied states, even if 
the system mode is set to off.

Automatic Fan Mode (auto):

 Energizes the fan 

only on a call for heating or cooling, for both 
occupied and unoccupied states.

Smart Fan Mode (smart):

 Energizes the fan all 

the time for occupied states, and only on a call for 
heating or cooling in unoccupied states. This is the 
default setting.

To select the fan mode while in the Main User Menu:

1.

Press the 

NO

 key to all prompts until the fan mode 

prompt appears on the display. Press the 

YES

 key 

to set the fan mode.

2.

Press the 

UP/DOWN

 arrow keys to locate the 

desired fan mode. Press the 

YES

 key to select the 

desired fan mode.

3.

Press the 

YES

 key to return to the Status Display 

Press the 

UP/DOWN

 arrow keys to 

set the temperature. Press the 

YES

 

key to store the value and advance to 
the next menu.

Press the 

YES

 key to change the 

unoccupied heating setpoint. Press 
the 

NO

 key to advance to the 

temperature display units.

Press the 

UP/DOWN

 arrow keys to 

set the temperature. Press the 

YES

 

key to store the value and advance to 
the next menu.

Press the 

YES

 key to set the display 

units to °F or °C. Press the 

NO

 key to 

advance to the temperature setpoint 
type menu.

Press the 

YES

 key to return to the 

Status Display Menu or press the 

NO

 

key to reenter the temperature 
setting menu.

Table 3:  Entering Permanent Temperature 

Setpoints (Part 2 of 2)

Thermostat 
Display

Description

Unocc CL 
80.0

°

Unocc HT 
set? Y/N 

Unocc HT 
62.0

°

F

 

°

F/

°

set? Y/N 

Exit? 
 Y/N 

Summary of Contents for TEC22 2-3 LonWorks Series

Page 1: ...appareil num rique de la Classe A respecte toutes les exigences du R glement sur le mat riel brouilleur du Canada Installation Location Considerations Locate the TEC22x2 3 thermostat on a partitioning...

Page 2: ...into the locking tabs on the thermostat mounting base 9 Pull the pull tabs on each of the connectors and remove the screw terminal blocks as illustrated in Figure 4 Wiring When an existing thermostat...

Page 3: ...Table 1 Terminal Identification See Figure 5 Number Label Function 1 Y2 Energizes second stage compressor on a call for heating or cooling 2 Y1 Energizes first stage compressor on a call for heating o...

Page 4: ...k wiring in the same conduit as line voltage wiring 30 VAC or above or other wiring that switches power to highly inductive loads such as contactors coils motors or generators The LONWORKS network req...

Page 5: ...el when the thermostat is left unattended for 45 seconds Light Emitting Diodes LEDs Three LEDs are included to indicate the fan status call for heat or call for cooling The FAN LED is on when the fan...

Page 6: ...the UP DOWN arrow keys simultaneously for 5 seconds to broadcast the thermostat s Neuron Identification on the LONWORKS network If the cover is removed you can see a green LED under the LON board fla...

Page 7: ...ccess No Access System Mode Setting Access No Access No Access Fan Mode Setting Access No Access No Access Schedules Setting5 Access No Access No Access Clock Setting5 Access Access Access Pwr del2 Se...

Page 8: ...ycle has ended The fan delay is only active when the fan is in the Auto mode TOccTime Sets the duration of the Temporary Occupancy Time when the thermostat is in the Unoccupied mode when a Schedule Ov...

Page 9: ...desired occupied temperature either at the start of the occupied schedule or after the occupied schedule begins Note Progressive recovery is disabled if either DI1 or DI2 is configured as remote NSB D...

Page 10: ...auxiliary heat is energized and the heat pump is shut off This typically applies when the air handler heat pump coil is installed after the auxiliary heat There is a 2 minute delay to restart the heat...

Page 11: ...at is in the unoccupied override mode To resume the schedule while in the Main User Menu 1 Press the NO key to all prompts until the Cancel ovrd Y N prompt appears If the thermostat is in the unoccupi...

Page 12: ...ess the UP DOWN arrow keys to locate the desired system mode Press the YES key to select the desired system mode 3 Press the YES key to return to the Status Display Menu or press the NO key to return...

Page 13: ...e to change the time in 1 minute increments press and hold down the keys to change the time in 30 minute increments Note Programming one of the digital inputs to remote NSB disables the menu Table 4 P...

Page 14: ...ess the UP DOWN arrow keys to set the first unoccupied start time Press the YES key to enter the time RoomTemp 75 0 F Schedule set Y N Monday set Y N Occupied day Y N Occupied 12 00 AM Unoccup 12 00 A...

Page 15: ...ess the YES key to store the day 6 Press the YES key to choose the time format or press the NO key to access the Main User Menu exit prompt 7 Press the UP DOWN arrow keys to select the desired time fo...

Page 16: ...voltage between RC and C to be from 19 30 VAC 2 Check for tripped fuse or circuit breaker Overloaded power transformer Verify that the transformer used is powerful enough enough VAs to supply all con...

Page 17: ...splay Replace the thermostat Auxiliary heat does not operate Wrong mode selected Select Emergency Heat mode Thermostat in Unoccupied mode Select Override to force the thermostat Occupied heating setpo...

Page 18: ...essages Display Function Service Indicates that there is a service alarm in accordance with the programmable Digital Inputs DI1 or DI2 Filter Indicates that the filter s is dirty in accordance with th...

Page 19: ...pliant to CFR 47 Part 15 Subpart B Class A LONMARK Certification 3 4 pending Canada UL Listed File E27734 CCN XAPX7 Under CAN CSA C22 2 No 24 Temperature Indicating and Regulating Equipment Industry C...

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