HOW / WHEN TO ADD OIL TO AIR CONDITIONING COMPRESSOR

Here’s an important factor that most technicians overlooked, compressor oil levels, some compressor has oil level sight glass and others the only way to check oil levels is to disconnect it from the system and drain all oil contents. In this video the compressor has a oil sight glass and typically the level should be between 50 to 75% of the glass. Also information about compressor oil will most likely be on its name tag.