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Q: What is the cause of black oil in refrigeration compressor?
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Related questions

What lubricates the refrigeration compressor?

Oil


What are the functions of refrigeration compressor oil in a refrigeration system?

Oil in a AC compressor is there so that the mechanical parts don't over heat from friction


What is the function of an oil separator in refrigeration cycle?

To return oil to the compressor.


Why must fridges be rested After moving?

Oil in the compressor may leak into the refrigeration system, this oil must be allowed to settle back into the compressor, or it may cause a breakdown due to system blockage


What other substance circulates in the refrigeration system with the refrigerant?

The compressor oil


What is the purpose of oil in refrigeration system?

To prevent wear on the compressor.


What is the primary purpose for oil in the refrigeration mechanism?

to lubricate the compressor


Oil foaming ususally occurs in what area of a refrigeration system?

I'm in the process studying for my epa test and this is one of the questions and their answer is foaming occurs in the compressor.


What is the result of sludge in a refrigeration system?

Sludge in refrigeration is a combination of water, acid and oil, normally this combination will eat the varnish on the windings of the compressor and short it out.


Will low lubricate or refrigerant cause damage to the AC compressor on a Honda CRV?

You need oil in the compressor just as you need oil in your engine. If there is no oil, it will lock up and seize internally. yes it can cause damage to the bearings in the compressor. The unit has oil in it to lube


What causes AC compressor to burn while charging freon?

Oil starvation is one possibility. The refrigerant is what transports the compressor oil through the system - an insufficient amount of refrigerant won't properly transport the oil, and it'll starve the compressor of lubricating oil. And insufficient amount of compressor oil in the first place could also be a cause, especially if you're charging a dry system. If you did add oil, did you spill any on the compressor? Because I've seen that cause what you're describing, as well.


What is floc in refrigeration oils?

Floc in refrigeration oil is wax that has separated out from oil containing parathene.