A CEER (Combined Energy Efficiency Ratio) rating is a new standard for room and window air conditioners that rates how efficiently they operate. The DOE (Department of Energy) created the new standard for window AC units in 2011 and implemented it in June 2014, and it has become the main way to see how efficient… Read More »
An HVAC unit needs the correct pressures to operate and heat or cool a space. If the refrigerant is too low or high, the unit will not operate correctly and cause problems such as freezing up or other issues. Since pressure changes as the temperature changes, a pressure temperature chart is used as a reference… Read More »
If you have a tall and narrow horizontal window and need an air conditioner to fit into it, there are several types of units available. Specific air conditioner units are made called Slider or Casement air conditioners that will fit into a vertical sliding window. Buying an air conditioner for a window that opens side-to-side… Read More »
If you have any questions, contact us with the email below or in the comment section. Contact Email: [email protected] Hvachowto.com is a site all about heating and cooling repair information, along with reviews and tutorials. Our mission is to give accurate, reliable information that can help DIY (do-it-yourself) individuals with HVAC problems and issues. Helping… Read More »
Mini split units are very popular with many DIY homeowners since they are low-cost to install compared to traditional HVAC systems. There are many advantages to a mini split and installing a unit yourself, which helps save on cost. The units also have high efficiency, making them cost less to operate compared to other HVAC… Read More »
ECM motors are commonly used in HVAC systems these days as blower motors. This includes air conditioners, heat pumps, and furnaces. ECM Motors can adjust the airflow depending on what the system is getting for feedback. First of all, there are two components to an ECM motor the control module and the motor itself. The… Read More »
Securing an air conditioner with a security cage kit is something that can be done to help prevent a unit from being stolen or vandalized. How to Secure Air Conditioner Unit from Theft? The outside condenser can be protected from theft by a security cage. Security cages come in all shapes and sizes and can… Read More »
There are many scenarios when buying expensive high-end HVAC manifold gauges is unnecessary. Mainly for those who only occasionally work on air conditioning units or a homeowner looking to do their own repairs. Below we list units that will get the job done without breaking the bank. The units below would not be good for… Read More »
A mini split unit with an E4, E5, E6, F1, F2, or F3 error codes, are similar to each other and is usually a bad sensor or a wiring issue. This includes Pioneer, Ductless Aire, Carrier units and more but be sure to check the error codes for your specific unit. There can be a… Read More »
When a mini split unit displays an E0 or F4 Error code, it indicates there is an EEPROM error. The main chip of the indoor or outdoor PCB cannot receive feedback from the EEPROM chip. This includes Pioneer, Ductless Aire units and more but be sure to check the error codes for your specific unit.… Read More »