Honeywell Home TH5110D Operating Instructions Manual
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Honeywell Home TH5110D Operating Instructions Manual

Non-programmable thermostat
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TH5110D
NON-PROGRAMMABLE THERMOSTAT
Inside
Fan
Auto
The TH5110D Thermostat provides electronic control of
24 Vac single- stage heating and cooling systems or
750 mV heating systems.
For assistance with your product please visit
www.honeywellhome.com
at 1-800-468-1502.
Read and Save these Instructions
FEATURES
• Large, Clear, Backlit Display: Easy-to-see and read—
even in the dark.
• Precise Comfort Control: ±1ºF of your set
temperature.
• Simplified Operation: Soft-key controls.
Simultaneously displays both room temperature and
temperature setting.
• Easy Change Battery Holder.
• Built-in Compressor Protection: Minimum-off timer
protects compressor from restarting too early after a
shutdown.
Operating Instructions
Cool
Setting
System
Cool
M37933A
or call Customer Care toll free
OPERATING INSTRUCTIONS
GET TO KNOW YOUR
THERMOSTAT
Thermostat
DIGITAL DISPLAY
FAN BUTTON
SELECTS AUTO OR ON
SYSTEM BUTTON
SELECTS HEAT, OFF, COOL OR AUTO
Display
INSIDE
INDICATES BATTERIES ARE
TEMPERATURE
LOW AND MUST BE REPLACED
Replace Battery
Inside
Fan
System
On Auto
CURRENT
FAN SETTING
BATTERY HOLDER LATCH
PRESS TO RELEASE
BATTERY HOLDER
BATTERY
HOLDER
TWO AAA
ALKALINE
BATTERIES
TEMPERATURE
SETTING BUTTON
RAISES
TEMPERATURE
SETTING
TEMPERATURE
SETTING BUTTON
LOWERS
TEMPERATURE
SETTING
M22084A
Heat
Cool
Setting
TEMPERATURE
SETTING
Heat
On
INDICATES
Cool
On
THERMOSTAT IS
"CALLING" FOR
HEAT OR COOL
Heat Cool
AutoOff
CURRENT
SYSTEM SETTING
M22083
69-1713-01

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Summary of Contents for Honeywell Home TH5110D

  • Page 1 ALKALINE BATTERIES TEMPERATURE SETTING BUTTON M37933A RAISES TEMPERATURE The TH5110D Thermostat provides electronic control of SETTING 24 Vac single- stage heating and cooling systems or 750 mV heating systems. TEMPERATURE SETTING BUTTON For assistance with your product please visit LOWERS...

  • Page 2: Operate Your Thermostat

    TH5110D OPERATE YOUR THERMOSTAT Set System Setting Replace Batt Replace Batt Press the System button to select Heat, Off, Cool or Auto: Heat—Thermostat controls the heating system. Off—Both the heating and cooling systems are off. Service Needed Cool—Thermostat controls the cooling system.

  • Page 3: Replace Batteries

    M22111A 4. Remove the old batteries and insert two fresh AAA alkaline batteries as marked on the battery holder. The TH5110D Thermostat has built-in compressor protection (minimum-off timer) that prevents the compressor from restarting too early after a shutdown. BATTERY...

  • Page 4: Auto Changeover

    TH5110D AUTO CHANGEOVER 3. Press the Select Heat/Cool button to display the Heat temperature setting. “Select Heat/Cool” flashes for six seconds. Auto Changeover is a feature used in climates where both air conditioning and heating are used on the same day.

  • Page 5: Troubleshooting Tips

    TH5110D Troubleshooting Tips If . . . Then . . . Display is blank. • Check circuit breaker to be sure it is not tripped. • Check power switch at heating and/or cooling system to be sure it is on.

  • Page 6: Customer Assistance

    TH5110D CUSTOMER ASSISTANCE MODEL NUMBER DATE CODE For assistance with your product, please visit www.honeywellhome.com or call Customer Care toll free at 1-800-468-1502. Before calling, please have the thermostat model number and date code available. THERMOSTAT BATTERY HOLDER M22047A 69-1713—01...

  • Page 7: Five-Year Limited Warranty

    TH5110D FIVE-YEAR LIMITED WARRANTY Resideo warrants this product, excluding battery, to be free from defects in workmanship or materials, under normal use and service, for a period of five (5) years from the date of first purchase by the original purchaser. If at any time during the warranty period the product is determined to be defective due to workmanship or materials, Resideo shall repair or replace it (at Resideo’s option).
  • Page 8 69-1713—01 M.S. Rev. 06-21 | Printed in United States © 2021 Resideo Technologies, Inc. All rights reserved. The Honeywell Home trademark is used under license from Honeywell International, Inc. This product is manufactured by Resideo Technologies, Inc. and its affiliates.

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