These instructions cover mounting the thermostat to a wall
without additional hardware. For replacement of existing
competitive and older Honeywell thermostats, use the
appropriate adapter kit and follow instructions packed
The following tools will be useful during calibration check
and cover installation:
Gage, 0 to 30 psi (0 to 207 kPa)
Gage Adapter for thermostats with
gage tap fitting
Fig. 1. Thermostat installation tools.
®U.S. Registered Trademark
Copyright © 1999 Honeywell Inc. •
Description (Fig. 1)
• All Rights Reserved
When remote restrictors are required, (one pipe TP973)
select from Figure 2.
SEE CHART FOR BARB SIZE
Size in inches
* One Barb Cap 14003567-001 Furnished with Restrictor
Fig. 2. Remote restrictors.
Use 5/32-in. O.D. polyethylene tubing. Connect main and
branch lines to the backplate, connecting main to the left
side barb fitting as viewed from the back and branch to the
right side barb. Leave the third (lower) fitting open, except
for a three-pipe TP971 Thermostat.
See Figure 3. If mounting on other than a hollow wall, see
Installation Instructions 95-5597.
ALL INLET BARBS
1/4 IN. (6 MM)
in inches (MM)