Tools And Hardware Required; Mounting Procedure - Johnson Controls WT-4002-MCR Installation Instructions Manual

Dimensions
Figure 1: WT-4000 Series Pneumatic-to-DDC Room Thermostat,
Mounting
The WT-4000 Series Room Thermostats require the
WT-BAC-IP Gateway and WT-ROUTER Router to
operate as a complete wireless solution. Refer to the
WT-BAC-IP Gateway Installation Instructions
(Part No. 24-10732-21) for details on installing the
gateway, and the WT-ROUTER Router Installation
Instructions (Part No. 24-10732-13) for details on
installing the router.

Tools and Hardware Required

• Couplings or reducers to connect room
thermostats to existing air lines
• Needle nose pliers
• Small level
• Fasteners and anchors to secure room thermostats
(site specific)
• Plastic tie wraps to secure routers (site specific)
• Electric drill (optional)
• Building floor plans identifying where the system is
to be installed, serving multiple purposes:
- To plan the wireless network before
installation, by identifying room thermostat
locations
WT-4000 Series Pneumatic-to-Direct Digital Control (DDC) Room Thermostats Installation Instructions
4-23/32
(120)
Dimensions, in. (mm)
- To document the location of where each
wireless device is installed

Mounting Procedure

Mount the WT-4000 Series Room Thermostat
according to the steps that follow. Only those
individuals that are experienced with HVAC
maintenance and commercial room thermostats should
perform this installation.
1. Remove the old room thermostat from the
mounting surface and disconnect the air lines
connected to it. Be sure to label the branch line and
the main line.
2. Bend the four locking tabs on the wallplate
outward to separate the wallplate from the new
WT-4000 Series Room Thermostat.
3. Mount the wallplate to the mounting surface:
a. Thread the existing air lines from the wall
through the large opening in the wallplate.
b. Position the wallplate against the mounting
surface to be sure it seats flush with the
surface.
c. Use a small level or visually check that the
wallplate is level.
3
13/16
(21)
3-3/4
(95)