HVAC Thermostat Category IndexThermostats Category Index

Honeywell Heat Pump Thermostat Troubleshooting

Honeywell Heat Pump Thermostat Troubleshooting. Hello Richard! We have a Honeywell VisionPro (8000) thermostat with a Carrier heat pump that has two-stages for heating and cooling. We are having problems with the staging of the system, especially in...

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4 Wire or 5 Wire Thermostat Wiring Problem

4 Wire or 5 Wire Thermostat Wiring Problem - Question: We have a 19-year-old condo with an old Carrier mercury thermostat. We have both a natural gas furnace and an AC unit. There are only four wires going into the existing thermostat - red, green, blue, white. On the...

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Programmable Thermostat Wiring Diagrams | HVAC Control

Programmable Thermostat Wiring Diagrams - Installing a programmable thermostat is not unlike installing any other thermostat for your HVAC system. The key is to get the right thermostat for your HVAC system. And to make sure it is wired properly. The subbase of a...

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All About Thermostat Wire – HVAC Control

Thermostat Wire - Thermostat wire comes in a bundle with the outer jacket of the thermostat wire being either brown or white. The bundle can have anywhere from 2 conductors inside the bundle or outer jacket and all the way up 8 or 10 conductors inside the outer brown...

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Running New Thermostat Wire

Running New Thermostat Wire - It is possible that you may have to run a new thermostat wire from the air handler or furnace to the location where the existing thermostat is located. Running new thermostat wire can challenging even for professionals. If you must then...

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Types of HVAC Thermostats | HVAC Control

Types of HVAC Thermostats | HVAC Control There are many different types of thermostats. Thermostats also have various levels of complexity. Below is a list of the basic thermostat types. As we have time we will update the list to make sure it is as comprehensive as...

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