Yes, your Honeywell Vision Pro Thermostat will work without batteries. The thermostat uses 24-volt power from the furnace, and batteries are for backup in case of a power failure. During a power outage, your furnace will be dead. So, why will you need a backup set of batteries? You won’t get the correct answer unless…
The number of HVAC Problems I’ve seen since 1977 could fill a good size book. In that period of time between 1977 and now I’ve learned that not all problems can be lumped into a single category. I like to brake down HVAC related problems into three categories. These categories have to do with: By…
You likely have a heat pump if your outdoor unit runs in both heat and cool mode. An air conditioner should only be run in warm summer weather. Don’t confuse this with an indoor furnace. This is about outdoor units or split systems. I can tell you some subtle clues to distinguish between a heat…
This is an important and confusing question to answer. Especially if you need to buy some R410A refrigerant. If you get the wrong answer you could be breaking the law. I’ve been in this refrigerant licensing game from the beginning. If you think it’s confusing now, you should have been around in 1990 when they…
Most jurisdictions the answer will be yes, you can install your own furnace in your own residence that you live in, but you may be required to get permits. A lot of home owners are reluctant to get permits to do remodels, thinking that it will add to their property taxes. That’s an interesting reason,…
Have you ever unplugged your refrigerator and then plugged it back in right away and it just sort of goes hum, click, and the compressor won’t start? I don’t suggest you try it. The reason is that there are two pressures inside a refrigeration system when the compressor is running. A high pressure and a…