White-Rodgers 1F87-361 – User Guide & Manual
The White-Rodgers 1F87-361 – 7-Day Digital Programmable Thermostat is a reliable and energy-saving solution designed for residential and light commercial use. It allows you to set different temperature schedules for each day of the week, giving you full control over comfort and efficiency.
With its large, easy-to-read digital display and simple push-button programming, this thermostat makes it convenient to manage heating and cooling systems. The 1F87-361 is compatible with most low-voltage HVAC systems, supports both heating and cooling modes, and features battery backup to retain settings during power outages.
Whether you want to reduce energy costs, customize your daily schedule, or upgrade from a manual thermostat, the White-Rodgers 1F87-361 offers flexibility, durability, and ease of use.
White-Rodgers 1F87-361 — Troubleshooting
Thermostat won’t turn on
Possible cause:
No power from HVAC system / loose wiring
Solution: Verify wiring connections & check circuit breaker
Display is blank
Possible cause:
Dead batteries or power loss
Solution: Replace batteries or restore system power
Cooling not working
Possible cause:
Incorrect mode / wiring issue
Solution: Ensure thermostat is in COOL mode & check wiring
Heating not working
Possible cause:
Furnace not responding or setup error
Solution: Confirm system compatibility & recheck settings
Incorrect scheduling
Possible cause:
Programmed schedule not set properly
Solution: Reprogram 7-day schedule using manual
Frequently Asked Questions
How do I reset my White-Rodgers 1F87-361 thermostat? +
Press and hold the Mode and Up buttons at the same time until the display resets.
Why does the fan keep running even when the system is off? +
If the fan is set to ON, it will run continuously. Switch the fan setting to AUTO so it only runs during heating or cooling cycles.
The screen is blank. What should I check? +
Make sure the thermostat is receiving power. Check wiring connections, fuses, and the 24V power supply.
Does the 1F87-361 control both heating and cooling systems? +
Yes, it supports both heating and cooling when wired correctly.
How do I change the batteries? +
Remove the thermostat from its wall plate and insert new AA alkaline batteries in the correct orientation.
Can I program different schedules for weekdays and weekends? +
Yes, it offers 7-day programming, allowing different temperature schedules for each day of the week.