Product Overview
Table Of Contents
- Application
- Features
- Specifications
- Installation
- Wiring
- Power the Thermostat
- Set Calendar and Time
- Installer Setup
- Installer Setup Numbers (ISU), Settings, and Tests (Table 6)
- Main Screen
- Programming
- Operation
- Fan Sequence Operations (ISU 347, 348, 349)
- Equipment Sequence Operations (ISU 170)
- Special Programmable Mode Functions
- Special Non-Programmable Mode Functions
- Screen Locked
- Minimum-Off Timer Compressor Protection
- Temperature Sensor Operation and Checkout
- C7189U Remote Indoor Temperature Sensor
- TR21 Remote Temperature Sensor
- Troubleshooting (Table 12)
TB7100A1000 MULTIPRO™ MULTISPEED AND MULTIPURPOSE THERMOSTAT
This product is manufactured by Resideo Technologies, Inc., Golden Valley, MN, 1-800-468-1502
©2019 Resideo Technologies, Inc. All rights reserved.
www.resideo.com
Resideo Inc., 1985 Douglas Drive North,
Golden Valley, MN 55422
63-2675—04 M.S. Rev. 03-19 | Printed in United States
Perchlorate Material
This thermostat contains a Lithium battery which may
contain Perchlorate material.
The following statement is required:
Perchlorate Material—special handling may apply.
See www.dtsc.ca.gov/hazardouswaste/perchlorate
Both the heating and cooling
equipment are running at the
same time.
The heating equipment is not a heat
pump but the System Type (ISU 0170) is
set to Heat Pump.
Set System Type (ISU 0170) to match the
installed heating and/or cooling equipment.
Heating and cooling wires are shorted
together.
Separate the shorted heating and cooling
wires.
Heating equipment is running
in the cool mode.
Heating equipment is not a heat pump
but System Type (ISU 0170) is set to
Heat Pump.
Set System Type (ISU 0170) to match the
installed heating and/or cooling equipment.
Heating equipment does not
turn off and heat temperature
setting is set below room
temperature (Heat On is not in
the display).
Heating equipment is not a heat pump
but System Type (ISU 0170) is set to
Heat Pump.
Set System Type (ISU 0170) to match the
installed heating and/or cooling equipment.
Cannot set the system setting
to Heat.
System Type (ISU 0170) is set to Cool
Only.
Set System Type (ISU 0170) to match the
installed heating and/or cooling equipment.
Cannot set the system setting
to Cool.
System Type (ISU 0170) is set to Heat
Only or Heat Only with Fan.
Set System Type (ISU 0170) to match the
installed heating and/or cooling equipment.
Heat On is not in the display. System setting is not set to Heat and/or
temperature setting is not set above
room temperature.
Set the system setting to Heat and set the
temperature setting above the room
temperature.
Cool On is not in the display. System setting is not set to Cool and/or
the temperature setting is not set below
room temperature.
Set the system setting to Cool and set the
temperature setting below the room
temperature.
Wait is in the display. Compressor minimum off timer is active. Wait up to five minutes for the cooling or
heating (heat pump) equipment to turn on.
“Screen Locked” appears on the
screen and all or some of the
keys do not respond.
The keypad is fully or partially locked. Check ISU 0670 to change keypad locked
options.
Table 12. Troubleshooting. (Continued)
Symptom Possible Cause Action