Finding a refrigerant leak in an HVAC system can be easy at times, and other times, almost impossible. One method is to use a bubbly liquid sprayed around where a possible leak is to visibly see the location of the leak. Using this method does work but often requires lots of time, especially for small,… Read More: Our Picks for Best Refrigerant Leak Detectors for HVAC »
If you have an error code on a Daikin mini split, the problem can be found by using a chart with the codes listed. Sometimes Daikin unit will not be working, and no code displays, in which case the remote control can be used to find the error code. To use the remote control to… Read More: Daikin Mini Split Error Codes List »
If you have a Pioneer or ComfortStar mini split that gives an F0 error code, it is a Compressor Overload Current Protection error. Several things can cause an F0 error code on a mini split, and the error can be manufacturer specific. The most common fix is to turn the unit off at the Breaker… Read More: How To Fix a Mini Split F0 Error Code »
R410A Refrigerant Pressure Temperature Chart R134A Refrigerant Pressure Temperature Chart R404 Refrigerant Pressure Temperature Chart R22 Refrigerant Pressure Temperature Chart Pressure Temp Chart R-11, R-12, R-22, R123, R134A, R404A, R-500, R502 Using an HVAC refrigerant pressure temperature chart is necessary to be sure a unit is operating correctly. Below are three free pressure temperature charts… Read More: Free Refrigerant Pressure Temperature Charts »
Having a good refrigerant scale is an important tool for an HVAC technician, mainly when adding refrigerant to a system. Knowing the exact amount of refrigerant that is added to a system is crucial in getting a job done right. What is an HVAC Refrigerant Scale? An HVAC refrigerant scale measures the amount of refrigerant… Read More: What is the Best HVAC Refrigerant Scale? »
There are many reasons a window air conditioning unit is not blowing cold air, from a dirty filter to simply being worn out. Below are the seven most common reasons why a unit stops blowing cold air into a room. If you have a unit that is not working and the cause is not on… Read More: Why a Window Air Conditioner is Not Blowing Cold Air »
If you have an air conditioning unit and the outside condensing fan does not shut off, there are a few common things that cause the issue. What is a Condensing Fan Motor? The condensing fan motor is located on the outside air conditioning unit and blows hot air away from the HVAC system. Refrigerant is… Read More: Outside Condensing Fan Motor Does Not Shut Off »
Cleaning a window air conditioner unit is something that needs to be done at least every 2-3 years to keep the unit operating the best it possibly can. Many clean the unit at the end of the cooling season, but they can be cleaned at any time, especially if a unit is very dirty. Items… Read More: How to Clean a Window Air Conditioner »
Multi Zone mini split systems are widely used when more than one room needs to be heated and cooled. Single zone systems are the most common mini split units installed, which are great when heating and cooling a single room or addition. When more than one room needs air conditioning or heating, 2, 3, 4,… Read More: How To Install a Multi Zone Mini Split System »
Do-It-Yourself mini-split heat pumps have become very popular since they work very well and are perfect for the DIY type person. They save money since no HVAC company is needed and work very well at heating and cooling room additions, garages, or most anyplace heating and cooling is needed. MRCOOL is one such mini split… Read More: How To Install MRCOOL DIY Ductless Mini-Split Heat Pump »