Honeywell 5000 Series Programmable Thermostat

How do I control the fan on the Honeywell 5000 thermostat?

Press the Fan button to select between Auto or On fan operation modes. During installer setup, you can also configure whether the thermostat controls the heating fan (Function 3: for electric furnace) or if the equipment controls it (for gas/oil heat).

What should I do if the Honeywell 5000 thermostat has no display?

First, check that the thermostat is properly installed and powered. If using batteries, replace them with fresh batteries of the correct type (AAA or AA depending on your model). If using AC power, verify the C terminal connection is secure.

How do I enable or disable Auto Changeover on the Honeywell 5000 thermostat?

During installer setup, access Function 12 for Manual/Auto Changeover settings: select 0 for Manual changeover (Heat/Cool/Off modes), 1 for Auto changeover (Heat/Cool/Auto/Off modes), or 2 for Auto changeover only (Auto mode only). Use the ▲ or ▼ buttons to select your preference and press DONE to save.

How do I install the Honeywell 5000 thermostat wallplate?

First, remove the battery holder and pull the wallplate from the thermostat. Pull wires through the wire hole, then position the wallplate level on the wall and mark hole positions with a pencil. Drill holes at the marked positions, tap in the supplied wall anchors, place the wallplate over anchors, and tighten the mounting screws.

What type of batteries does the Honeywell 5000 thermostat use and how do I install them?

The battery type depends on your model: insert fresh alkaline AAA batteries for the TH5110D model, or AA batteries for the TH5320U or TH5220D models into the thermostat. The thermostat will display a battery replacement indicator that flashes a warning approximately two months before battery depletion.

How do I set up the system type during installation?

Press and hold the ▲ and FAN buttons until the display changes to enter Installer Setup. Press ▲ or ▼ to select your system type (options include 1 heat/1 cool Conventional, Heat only, Heat pump, Cool only, and multi-stage configurations), then press NEXT to advance and DONE to save your settings.