Below are the steps for using the refrigerant identifier. 1. Connect the identifier to a power source and let the unit warm up. Some identifiers…

Performing a heat load test on an AC system is an effective method of measuring the system’s performance. It is important to remember that this…

An excellent way to determine if the AC system is operating correctly is to conduct a performance test. This provides useful data that can be…

Electronic leak detectors are very useful tools for locating refrigerant leaks. These very sensitive devices should be used when available to pick up traces of…

The use of a tracer dye that mixes with the refrigerant oil is often used as a leak detection method. Some manufacturers install tracer dye…

The pressurized refrigerant has oil mixed with it at all times to provide lubrication for the AC compressor. When the refrigerant leaks out of the…

Here are some characteristics to look for under the hood with the system turned to high. ? The lines, hoses, and components in the low…

Before learning how to diagnose an AC system that is not performing at optimal levels, it is advisable to understand what a normally operating AC…

TXV AC systems have been used for many years and continue to be a good choice for modern cars and trucks. Even though the TXV…

The flow of refrigerant through the TXV system is very similar to the flow through the orifice tube system. The refrigerant is the substance that…