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Johnson Controls TEC3022 - User Manual

Johnson Controls TEC3022
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TEC3000 Series On/Off or Floating Fan
Coil Thermostats Installation Guide
Applications
The networked TEC3000 Series Thermostat Controllers are stand-alone and field-selectable
BACnet
®
MS/TP or N2 networked devices. Wireless networked models of the TEC3000 Series
Thermostat Controller are also available. On/Off or Floating Fan Coil and Individual Zone
Thermostat Controllers provide control of the following:
Local hydronic reheat valves
Pressure-dependent variable air volume (VAV) equipment with or without local reheat
Two- or four-pipe fan coils
Cabinet unit heaters
Other individual zone equipment using an on/off or floating control input
The networked models feature a field-selectable Building Automation System (BAS) BACnet MS/
TP or N2 communication capability that enables remote monitoring and programming for efficient
space temperature control. The wireless models are compatible with the WNC1800/ZFR182x Pro
Series Wireless Field Bus System that enables communication with a building automation system
(BAS). All models include a USB port configuration that reduces installation time by allowing
simple backup and restore features from a USB drive, which enables rapid cloning of configuration
between like units.
Some models feature built-in occupancy sensing capability. These thermostat controllers maximize
up to 30% energy savings in high-energy usage commercial buildings, such as schools and hotels,
during occupied times by using additional standby setpoints.
All models feature an intuitive onboard touchscreen UI with backlit display that makes setup and
operation quick and easy. Multiple fan configurations are supported for fan coil equipment types,
as follows:
Single-speed
Multi-speed (two or three discrete speeds)
Variable-speed/EC motors (0 to 10 VDC control)
Some models support dehumidification on two-pipe fan coil units with reheat, and four-pipe fan
coil units with or without reheat. When no heating is required, the thermostat controller monitors
space humidity and activates dehumidification control as necessary. Heat and/or reheat is used as
required to maintain the space temperature. For optimal dehumidification performance, use a fan
coil unit that has a multi-speed or variable-speed fan (VSF).
Important: The TEC3000 Series Thermostat Controller is intended to provide an input to
equipment under normal operating conditions. Where failure or malfunction of the thermostat
controller 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 controller.
TEC3012-1x-xxx, TEC3013-1x-xxx, TEC3310-1x-xxx,
TEC3313-1x-xxx, TEC3612-1x-xxx, TEC3613-1x-xxx
LIT-12013161
2019-08-20

Other manuals for Johnson Controls TEC3022

Questions and Answers

  • E
    Elizabeth WardSep 23, 2025
    Why doesn't the TEC3000 zone temperature change fast enough compared to a calibrated sensor?
    • E
      Emily Ochoa DDSSep 23, 2025
      If the TEC3000 zone temperature doesn't change fast enough compared to a calibrated sensor, it's because the TEC3000 is configured by default for larger spaces with normal-sized equipment when a proportional device is active. To resolve this, select 'Control Setup > Tuning > Equipment Size > Oversized'.
  • P
    Phillip TurnerSep 23, 2025
    Why does the zone space temperature fluctuate too much in unoccupied mode on my Johnson Controls system?
    • S
      Shari MooreSep 23, 2025
      If the zone space temperature increases or decreases too much when the unit is active in unoccupied mode, it means the heating and cooling equipment are too big for the unoccupied space. Decrease the 'Unoccupied Off Delay' parameter from 10 minutes to a more appropriate time for the equipment configuration.
  • P
    Patrick WhiteSep 23, 2025
    What to do if Johnson Controls Controller provides an error when trying to back up settings?
    • L
      Lauren SimsSep 23, 2025
      If your Johnson Controls Controller provides an error when trying to back up settings, it means the USB drive is defective. Try a different USB drive.
  • K
    Kenneth WaltonSep 23, 2025
    Why does my Johnson Controls TEC3022 provide an error when trying to restore settings from a backup?
    • K
      Karen WheelerSep 23, 2025
      If your Johnson Controls Controller provides an error when trying to restore settings from a backup, it could be due to several reasons: * The USB drive is defective. Try a different USB drive. * The restore file is corrupt. Try restoring a different backup file. * The restore file is from an incompatible model TEC. Ensure that the backup file being restored was from the same model TEC.
  • S
    stacyhurstSep 23, 2025
    What does the Bell icon on my Johnson Controls TEC home page mean?
    • A
      Angela ThomasSep 23, 2025
      If the Bell icon is displayed on the TEC home page, it means a fault has been detected on the TEC. See Table 12 for TEC fault causes and resolution.

Summary

Applications

Capabilities and Features

Describes networked/wireless models, occupancy sensing, touchscreen UI, fan configs, and dehumidification.

Installation

Installing the Thermostat Controller

Removing and Mounting the Controller

Steps for removing cover and mounting the base.

Wiring

Terminal Identification and Functions

Describes terminal labels and their functions for various models.

Using the USB Port

Firmware Loading and Backup

Steps for updating firmware and backing up settings.

Settings Restoration and Communication Mode

Procedures for restoring settings and configuring network communication.

Installer Configuration Menu

Screen Reset and Unit Type Selection

How to reset screen and choose between 2-pipe, 4-pipe, or VAV configurations.

Heating;Cooling Type and Fan Configuration

Setting control modes and fan parameters.

VSF, Control Mode, and Fan Mode Settings

Configuring VSF, control modes, and fan operation.

Dehumidification Control

Temperature Setpoints

Configuring Occupancy

PID;PRAC+ Automatic Control Tuning

Resetting and Disabling PID Tuning

Procedures to reset and disable PID tuning parameters.

Available Fault Diagnostics

Troubleshooting

Common Sensor and Temperature Faults

Faults and solutions for zone, supply, and outdoor temperature failures.

Other Faults and Solutions

Faults and solutions for internal sensor, dehumidification, service, and calibration issues.

Faults related to Inputs and Control States

Faults and solutions for open window, fan lock, humidity, and controller errors.

Faults related to Hardware and Firmware

Faults and solutions for touchscreen, board mismatch, firmware, USB, and runtime issues.

Troubleshooting HVAC Operation Faults

Symptoms, causes, and solutions for cooling/heating unavailability and cycling.

Troubleshooting Control and Configuration Errors

Issues with firmware upgrades, temperature response, and unoccupied settings.

Troubleshooting Backup and Restore Errors

Issues with settings backup, restore, and USB access.

Troubleshooting Display and Network Issues

Issues with unresponsive touchscreens, hidden icons, and network connectivity.

Technical Specifications

Johnson Controls TEC3022 Specifications

General IconGeneral
ModelTEC3022
Product TypeTemperature Controller
Supply Voltage24 VAC/VDC
Communication ProtocolBACnet MS/TP
Number of Inputs2
Number of Outputs2
Control AlgorithmPID
DisplayLCD
Enclosure RatingIP20
MountingWall Mount
TypeThermostat
Controller TypeDigital
ApplicationHVAC
Input TypeThermistor
Output TypeRelay
Power Supply24 VAC

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