Honeywell RCT8102A Series Programmable Thermostat Manual

Honeywell RCT8102A Series Programmable Installation is Easy

  • Label wires and remove your old thermostat
  • Install and wire your new thermostat
  • Set your new thermostat to match your heating/cooling system
  • It is preset for the most common system

Honeywell RCT8102A Series Programmable Troubleshooting

If you have difficulty with your thermostat, please try the following suggestions. Most problems can be corrected quickly and easily.

Display is blank Make sure fresh AA alkaline batteries are correctly installed (see page 7).
Temperature settings do not change Make sure heating and cooling temperatures are set to acceptable ranges:
  • Heat: 40° to 90 °F (4.5° to 32 °C).
  • Cool: 50° to 99 °F (10° to 37 °C).
Cannot change system setting to Cool Check Function 1: System Type to make sure it is set to match your heating and cooling equipment (see page 14).
Fan does not turn on when heat is required Check Function 3: Heating Fan Control to make sure it is set to match your heating equipment (see page 16).
Heating and cooling equipment running at the same time (or heat does not turn off)
  • Check Function 1: System Type to make sure it is set to match your heating and cooling equipment (see page 14).
  • Grasp and pull thermostat away from wallplate. Check to make sure bare wires are not touching each other (see page 6).
Heating or cooling system does not respond
  • Press SYSTEM button to set system to Heat. Make sure the temperature is set higher than the Inside temperature.
  • Press SYSTEM button to set system to Cool. Make sure the temperature is set lower than the Inside 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.
  • Wait 5 minutes for the system to respond
“Cool On” or “Heat On” is flashin Compressor protection feature is engaged. Wait 5 minutes for the system to restart safely, without damage to the compressor.
Heat pump issues cool air in heat mode, or warm air in cool mode Check Function 2: Heat Pump Changeover Valve to make sure it is properly configured for your system (see page 15).
Heating system is running incool mode Check Function 1: System Type to make sure it is set to match your heating and cooling equipment (see page 14).

Readmore and Download Honeywell RCT8102A Series Programmable Thermostat Manual PDF

Title

: Download Honeywell RCT8102A Series Programmable Thermostat Manual PDF

Format

: PDF

Pages

: 64 Pages

Language

: English

File Size

: 3 MB