The Honeywell RTH8500D is a 7-day programmable touchscreen thermostat designed to enhance your home comfort and energy efficiency. It offers a user-friendly interface and intelligent features to optimize your heating and cooling system.
The complete manual for Honeywell RTH8500D is displayed below.
Table of Contents
Honeywell RTH8500D Manual PDF
Honeywell RTH8500D specification
- Type: 7-Day Programmable Touchscreen Thermostat
- Display: Touchscreen with backlight
- Power Supply: Battery-powered (requires “C” wire for optimal performance)
- Compatibility: Most heating and cooling systems
- Programming: 7-day programmable with up to four periods per day
- Additional Features: Temporary hold, permanent hold, filter change reminder, vacation mode
- Dimensions: 9.25 x 9.15 x 3.05 inches
- Weight: Approximately 1 pound
Product Features
- Touchscreen Interface: Intuitive navigation and control
- 7-Day Programmable: Create custom temperature schedules for each day of the week
- Smart Response Technology: Learns your heating and cooling preferences to optimize comfort
- Filter Change Reminder: Notifies you when to replace your HVAC filter
- Vacation Mode: Automatically adjusts temperature settings when you’re away
- Large, Backlit Display: Easy to read in any lighting condition
- Battery Backup: Maintains settings and clock in case of power outage
- Energy Efficiency: Programmable settings and smart response technology help reduce energy consumption.
- Comfort Control: Create personalized temperature schedules for optimal comfort.
- Easy to Use: Intuitive touchscreen interface and simple programming.
- Reliable Performance: Built with Honeywell’s reputation for quality.
Find the product here.
Also Read: Honeywell RTH8560D1002/E Manual PDF
Frequently Asked Questions (FAQs)
How to program Honeywell 8500 thermostat?
Turn On: Make sure the thermostat is on.
Open Menu: Press “Menu” or “Schedule.”
Set Day and Time: Choose the day and set the current time.
Program Temperatures: Set temperatures for each period (Wake, Leave, Return, Sleep).
Repeat if Needed: Program settings for each day or copy to multiple days.
Save Settings: Press “Done” or “Save” to apply your schedule.
What if Honeywell thermostat is not working?
Check Power: Ensure it’s on and replace batteries or check wiring.
Inspect HVAC System: Confirm the system is on and check the breaker.
Review Settings: Verify the mode and temperature settings.
Examine Wiring: Ensure wires are connected securely.
Restart Thermostat: Turn it off, wait a few minutes, then turn it back on.
Clean It: Wipe off any dust.
Check for Updates (if smart): Update the software via the app or website.
Consult Manual: Look for troubleshooting tips in the user manual.
Contact Support: Reach out to Honeywell or a technician if needed.
How can I set a Honeywell thermostat?
Turn On: Make sure it’s powered on.
Select Mode: Choose “Heat”, “Cool”, or “Off”.
Adjust Temperature: Set your desired temperature using the arrows or dial.
Program Schedule (if needed): Go to “Schedule” and set times and temperatures.
Save Settings: Press “Done” or “Save”.
How do you read a Honeywell thermostat?
Check Display: See the current and set temperatures.
Look at Mode: Check if it’s set to “Heat”, “Cool”, or “Off”.
Review Schedule: See if any schedule or program is active.
Check Alerts: Look for maintenance reminders or notifications.
Status: Note if the system is running or idle
How to turn on AC on Honeywell thermostat?
Turn On the Thermostat: Make sure it’s powered on.
Select Mode:
Mode Button: Press the mode button until it shows “Cool”.
Set Temperature:
Adjust Temperature: Use the arrows or dial to set your desired cooling temperature.
Confirm Settings: Ensure the display shows the correct settings.