Johnson Controls TEC22 4-3 Series Installation Instructions Manual
Johnson Controls TEC22 4-3 Series Installation Instructions Manual

Johnson Controls TEC22 4-3 Series Installation Instructions Manual

Lonworks networked multi-stage economizer thermostats

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TEC22x4-3 L
ON
Multi-Stage Economizer Thermostats
Installation Instructions
Applications
The TEC2204-3 non-programmable and
TEC2264-3 programmable thermostats are
L
W
® networked devices that provide control of
ON
ORKS
single- or multi-stage unitary rooftop units with
economizers. The technologically advanced
TEC22x4-3 thermostats feature a Building Automation
System (BAS) L
W
ON
ORKS
capability that enables remote monitoring and
programmability for efficient space temperature control.
IMPORTANT: The TEC22x4-3 thermostats are
intended to provide an input to equipment under
normal operating conditions. Where failure or
malfunction of the thermostat could lead to personal
injury or property damage to the controlled
equipment or other property, additional precautions
must be designed into the control system.
Incorporate and maintain other devices such as
supervisory or alarm systems or safety or limit
controls intended to warn of, or protect against,
failure or malfunction of the thermostat.
North American Emissions Compliance
United States
This equipment has been tested and found to comply
with the limits for a Class A digital device pursuant to
Part 15 of the FCC Rules. These limits are designed to
provide reasonable protection against harmful
interference when this equipment is operated in a
commercial environment. This equipment generates,
uses, and can radiate radio frequency energy and, if
not installed and used in accordance with the
instruction manual, may cause harmful interference to
radio communications. Operation of this equipment in a
residential area is likely to cause harmful interference,
in which case the user will be required to correct the
interference at his/her own expense.
Canada
This Class (A) digital apparatus meets all the
requirements of the Canadian Interference-Causing
Equipment Regulations.
W
® Networked
ORKS
network communication
TEC22x4-3 L
W
ON
ORKS
Part No. 24-9890-501, Rev. —
Cet appareil numérique de la Classe (A) respecte
toutes les exigences du Règlement sur le matériel
brouilleur du Canada.
Installation
Location Considerations
Locate the TEC22x4-3 thermostat:
on a partitioning wall, approximately 5 ft (1.5 m)
above the floor in a location of average
temperature
away from direct sunlight, radiant heat, outside
walls, behind doors, air discharge grills, stairwells,
or outside doors
away from steam or water pipes, warm air stacks,
unconditioned areas (not heated or cooled), or
sources of electrical interference
Note: Allow for vertical air circulation to the
TEC22x4-3 thermostat.
To install the thermostat:
1. Use a Phillips-head screwdriver to remove the
security screw on the bottom of the thermostat
cover.
2. Pull the bottom edge of the thermostat cover and
open the thermostat as illustrated in Figure 1.
Figure 1: Removing the Thermostat Cover
® Networked Multi-Stage Economizer Thermostats
Issued September 8, 2006
Installation Instructions
1

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Summary of Contents for Johnson Controls TEC22 4-3 Series

  • Page 1 TEC22x4-3 L ® Networked ORKS Multi-Stage Economizer Thermostats Part No. 24-9890-501, Rev. — Installation Instructions Issued September 8, 2006 Applications Cet appareil numérique de la Classe (A) respecte toutes les exigences du Règlement sur le matériel The TEC2204-3 non-programmable and brouilleur du Canada.
  • Page 2 3. Carefully pull the locking tabs on the right side of 8. Swing the PCB back to the right and carefully snap the thermostat mounting base and unlock the it into the locking tabs on the thermostat mounting Printed Circuit Board (PCB). Open the PCB to the base.
  • Page 3 Note: For more details on wiring the network, refer to the Table 1: Terminal Identification (See Figure 5.) ORKS Network Layout Technical Bulletin ORKS Number Label Function (LIT-1162150). Energizes on a call for second-stage 2. Carefully push any excess wire back into the wall. cooling.
  • Page 4: Setup And Adjustments

    Connecting the L Network The L network requires proper termination ORKS ORKS and biasing at the end of a segment (a segment is a The wiring rules for the L network differ from ORKS physically continuous length of wire). The thermostat is the wiring rules for the Metasys®...
  • Page 5 • Use the MENU key to: The Installer Configuration Menu is used to set up the thermostat for application-specific operation. To access the Main User Menu or to exit the menu access this menu, press and hold the MENU key for (See the Main User Menu section.) approximately 8 seconds.
  • Page 6: Configuring Inputs Di1 And Di2

    Configuring Inputs DI1 and DI2 Both inputs can be configured to the Selection Options included in Table 2. When DI1 and DI2 are configured for an alarm condition, an alarm condition is displayed locally when the input is closed. An alarm message is included on the scrolling Status Display Menu and when the message is displayed, the backlight momentarily lights up.
  • Page 7 Table 2: Installer Configuration Menu (Part 2 of 5) Parameter Description and Default Selection Options Appearing on Display Sets the delay time period at Range: 10.0 to 120.0 sec Pwr del thermostat power up, or at each time power is removed and reapplied, before any operation (fan, heating, or cooling) is authorized.
  • Page 8 Table 2: Installer Configuration Menu (Part 3 of 5) Parameter Description and Default Selection Options Appearing on Display TOccTime Sets the duration of the Tempo- Range: 0.0 to 12.0 hrs adjustable in 1-hour increments rary Occupancy Time (when the thermostat is in the Unoccupied mode) when a Schedule Over- ride Function is enabled using ei- ther the Main User Menu or DI1...
  • Page 9 Table 2: Installer Configuration Menu (Part 4 of 5) Parameter Description and Default Selection Options Appearing on Display Aux cont Energizes peripheral devices (n.c.): Contact open = Occupied; contact closed = Unoccupied (lighting equipment, exhaust fans, (n.o.): Contact closed = Occupied; contact open = Unoccupied and economizers).
  • Page 10: Operation

    Table 2: Installer Configuration Menu (Part 5 of 5) Parameter Description and Default Selection Options Appearing on Display Display MS Displays the mixed air temperature. The mixed air temperature can be used to help service and Requires that an MS be installed troubleshoot the equipment and the economizer operation.
  • Page 11: Ending Temporary Temperature Setpoints

    Table 3: Entering Permanent Temperature Table 3: Entering Permanent Temperature Setpoints (Part 1 of 2) Setpoints (Part 2 of 2) Thermostat Description Thermostat Description Display Display Press the MENU key while in the Press the YES key to set the display Status Display Menu to enter the units to °F or °C.
  • Page 12: Selecting The Fan Mode

    2. Press the UP/DOWN arrow keys to locate the To set the time schedule for a two-event schedule, desired system mode. Press the YES key to select follow the steps in Table 4. See Table 6, Events 1 the desired system mode. and 2, for an example of a two-event office schedule.
  • Page 13 Table 4: Programming the Daily Schedule – Table 5: Programming the Daily Schedule – Two-Event (Part 2 of 2) Four-Event (Part 2 of 2) Thermostat Description Thermostat Description Display Display If the YES key was pressed, the next Press the YES key to set the prompt is for Wednesday.
  • Page 14: Setting The Day And Time

    Table 6: Four-Event Office Schedule Event 1 Event 2 Event 3 Event 4 Occupied Unoccupied Occupied 2 Unoccupied 2 Event Cool Heat Cool Heat Cool Heat Cool Heat 72°F 70°F 80°F 62°F 72°F 70°F 80°F 62°F (22°C) (21°C) (27°C) (17°C) (22°C) (21°C) (27°C)
  • Page 15: Repair Information

    Repair Information All the accessories in Table 7 include mounting If the TEC22x4-3 thermostat fails to operate within its hardware; contact the nearest Johnson Controls® specifications, see Table 8 for troubleshooting details representative to order any of these parts. and Table 9 for display messaging. For a replacement...
  • Page 16: Technical Specifications

    Table 8: Troubleshooting Details (Part 2 of 2) Symptom Cause Solution(s) Thermostat does Wrong mode Select cooling mode. not call for cooling selected Thermostat in Select Override to force the thermostat Occupied cooling setpoint. Unoccupied mode Anticycle delay Wait — the anticycling period must end before the equipment can start. active Cooling setpoint is Lower the cooling setpoint.
  • Page 17 The performance specifications are nominal and conform to acceptable industry standards. For application at conditions beyond these specifications, consult the local Johnson Controls office. Johnson Controls, Inc. shall not be liable for damages resulting from misapplication or misuse of its products.

This manual is also suitable for:

Tec2264-3Tec2204-3

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