Install Instructions

Table Of Contents
TEC3000 Series Networked and Wireless On/Off or Floating Fan Coil and Individual Zone Thermostat Controllers
with Dehumidification Capability Installation Guide
4
Installing the thermostat controller
1. Use a 1/16 in. (1.5 mm) Allen wrench or Johnson ControlsĀ® T-4000-119 Allen-Head Adjustment Tool (order
separately) to remove the security screw if it is installed on the top of the thermostat controller cover as
illustrated in Figure 2.
2. Pull the top edge of the cover and open the thermostat controller as illustrated in Figure 2.
Table 2: Thermostat controller features
Callout Description
1 Security Screw
2 Display
3 USB Port
IMPORTANT: The cover is not secured on the bottom. Be careful not to drop the cover.
IMPORTANT: If you install more than one thermostat controller, keep track of which cover attaches to which
base. The controller version and the base version must match to ensure proper operation.
IMPORTANT: Use proper Electrostatic Discharge (ESD) precautions during installation and servicing to avoid
damage to the electronic circuits of the thermostat controller.
Figure 1: Thermostat controller
shown without occupancy sensor,
dimensions, in. (mm)