If the compressor is heard to knock while pumping down the low side for repairs, but otherwise the compressor sounds normal, this is a possible indication of what condition?
A
worn piston rings
B
faulty bearings
C
air being introduced to the system
D
foaming of the crankcase oil
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Question 1 / 205eccef9ebacbc34ba4d4617f
Question 1 of 205eccef9ebacbc34ba4d4617f
If the compressor is heard to knock while pumping down the low side for repairs, but otherwise the compressor sounds normal, this is a possible indication of what condition?
If the compressor is heard to knock while pumping down the low side for repairs, but otherwise the compressor sounds normal, this is a possible indication of what condition?