If you set your AC temp too low, below 70°F (21.1°C), you risk icing up the indoor air conditioning coil, which will block the airflow through the ductwork. Why is that? Because 70°F to 75°F is the optimal temperature range that engineers designed the equipment to operate within. But, BIG BUT HERE, yours could still…
As a precaution, resetting an AC or heat pump in an apartment should only be done if you have permission from your apartment manager or owner. They usually know what works best and how they wish for you to proceed. Your air conditioner could be running, but it’s all iced up, stopping the airflow. Something…
It may seem like you can buy refrigerant without a license, but some laws prohibit certain types and amounts of refrigerant. This is an important and confusing question to answer. Especially if you need to buy some R410A refrigerant without a license. If you get the wrong answer you could be breaking the law. I’ve…
Line set protruding from crawl space of house before connecting to the heat pump. Should I evacuate the line or take a short cut?
A heat pump or air conditioner line set is a set of copper pipes that link the indoor and outdoor units of the system. When connected, these copper pipes are part of the sealed system under pressure that aid the flow of and move refrigerant (Freon) throughout the system. Most residential line sets these days…
What not to do with excess line set
Yes you can install a heat pump or an AC unit under a deck if your local code enforcement allows it to be installed there. But it’s important to consider the air flow in and out of the unit. Top discharge heat pumps or air conditioners are the most common and have to have at…
I’ll explain three simple ways to reset your home’s HVAC system. But be ready; if these don’t work, you better be prepared to call a technician. Deep down in your gut, you probably know something is wrong, and that’s what you will have to do anyway. But it won’t hurt to try, right? How Do…
This method to repair a kinked AC line set should be made when the line set is not under pressure. If this kink is connected to an HVAC system that is charged with refrigerant, pump down the system or remove refrigerant for safety. First, determine how severe the kink is so you can decide whether…