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Honeywell Home T10 Programmable Smart Thermostat Installation Guide
Troubleshooting
Screen is blank
• Check circuit breaker and reset if necessary.
• Make sure power switch at heating and cooling system is on.
• Make sure furnace door is closed securely.
Screen is difficult to
read
• Check setting in MENU/ Preferences / Inactive backlight
brightness or Inactive sleep backlight brightness
Heating or cooling
system does not
respond
• Touch MENU to go to system mode. Set to heat. Make sure
the heat setpoint is above the room temperature.
• Touch MENU to go to system mode. Set to cool. Make sure
the cool setpoint is below the room temperature.
• Check circuit breaker and reset if necessary.
• Make sure power switch at heating & cooling system is on.
• Make sure furnace door is closed securely.
Temperature
settings do not
change
Make sure heating and cooling temperatures are set to
acceptable ranges:
• Heat: 40 °F to 90 °F (4.5 °C to 32.0 °C)
• Cool: 50 °F to 99 °F (10.0 °C to 37.0 °C)
“Cool On” or “Heat
On” is flashing
• Compressor protection feature is engaged. Wait 5 minutes
for the system to restart safely, without damage to the
compressor.
Aux heat runs in
cooling
• For heat pump systems, verify there is not a wire attached to W
on UWP systems. See “Heat pumps systems" on page 7.
Cool runs with a call
for heat
• For heat pump systems, verify there is not a wire attached to W
on UWP systems. See “Heat pumps systems" on page 7.
Heat runs with cooling • Verify there is not a wire attached to W for heat pump
systems. See "Wiring" on pages 6-7.
Sensor will not
connect
• Press and hold Connect on the wireless sensor for
15 seconds. The LED will turn Amber. Return to the
thermostat menu and press Menu > Devices and Sensors.
Follow the on-screen instructions to add the sensor.
14
Specifications
Temperature Ranges
Physical Dimensions in inches (mm) (H x W x D)
T10 and T10+ PRO Smart Thermostat:
4.9" x 3.7" x 0.93" (125.4 x 94.1 x 23.68)
Heat: 40 °F to 90 °F (4.5 °C to 32.0 °C)
Cool: 50 °F to 99 °F (10.0 °C to 37.0 °C)
UWP Mounting System (included):
2-9/32" x 2-13/64" x 2-43/64" (58 x 56 x 10)
Operating Ambient Temperature
32 °F to 120 °F (0 °C to 48.9 °C)
Cover Plate – (THX321WFS2001W):
5-11/64" x 5-1/2" x 11/16" (131 x 140 x 17.5)
Shipping Temperature
-20 °F to 120 °F (-28.9 °C to 48.9 °C)
Cover Plate – (THX321WF2003W, THX321WF3003W,
THX321WFS3001W):
6-7/64" x 6-7/64" x 9/32" (155 x 155 x 7)
Operating Relative Humidity
5% to 90% (non-condensing)
C7189R2002 and C7189R3002 wireless indoor sensor:
2.6” X 2.6” X .77” (66.25 x 66.25 x 19.7)
Humidity setting range
10% to 60% RH.
Equipment Interface Module (For use with T10+ models
only) THM04R3000:
Dehumidity setting range
9-5/16" x 4-13/16" x 1-19/32" (91 mm x 147 mm x 42 mm)
25% to 80% RH.
Wireless outdoor sensor (For use with T10+ models only)
C7089R3013:
5" x 3-1/2” x 1-11/16" (127 mm x 89 mm x 43 mm)
Electrical Ratings
Note: Terminal ratings for THM04R3000 EIM are shown in the
EIM installation guide.
Terminal
Voltage
(50/60Hz) Current
20-30 Vac 0.02-1.0 A
750 mV DC 100 mA DC
Running
W Heating
(Powerpile)
W2 (Aux) Heating
E Emergency Heat
Y Compressor Stage 1
Y2 Compressor Stage 2
G Fan
20-30 Vac
20-30 Vac
20-30 Vac
20-30 Vac
20-30 Vac
20-30 Vac
20-30 Vac
20-30 Vac
0.02-1.0 A
0.02-0.5 A
0.02-1.0 A
0.02-1.0 A
0.02-0.5 A
0.02-0.5 A
0.02-0.5 A
0.02-0.5 A
O/B Changeover
L/A Input
U
Power Consumption
3 VA
Model numbers
THX321WF2003W T10 thermostat without wireless sensor in package
THX321WFS2001W T10 thermostat with wireless sensor in package
THX321WF3003W T10+ thermostat without sensor in package
THX321WFS3001W T10+ thermostat with sensor in package
THM04R3000 EIM for T10+
C7189R2002-2 Wireless indoor temperature, humidity, and motion sensors (2 pack)
C7189R3002-2 Wireless indoor temperature, humidity, and motion sensor (2 pack)
C7089R3013 Wireless outdoor temperature and humidity sensor for T10+
YTHM1004R3000 T10+ thermostat, EIM, wireless indoor sensor, and RATS/DATS
YTHM1004R3001 T10+ thermostat, EIM, wireless outdoor sensor, wireless indoor sensor, and RATS/DATS
15
| General | Details |
|---|---|
| Name | Honeywell Home T10 Programmable Smart Thermostat Installation Guide |
| Make | Honeywell Home |
| Language | English |
| Filetype | PDF (Download) |
| File size | 1.52 MB |

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