Air Conditioning Compressor Oil Balancing
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Air Conditioning Compressor Oil Balancing
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1.
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Note
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Drain and measure as much of the refrigerant oil as possible from the removed compressor.
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Remove the compressor crankcase oil drain plug and drain the crankcase into a clean, graded container.
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2.
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Drain the oil from both the suction and discharge ports of the removed compressor into the same container.
Rotate the compressor shaft to assist in draining the compressor.
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3.
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Measure and record the amount of oil drained from the removed compressor.
This measurement will be used during installation of the replacement compressor.
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5.
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Properly discard the used refrigerant oil.
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1.
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Note
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The refrigerant oil in the A/C system must be balanced during compressor replacement.
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Note
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Check the oil volume in the replacement compressor.
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The replacement compressor is shipped partially filled with refrigerant oil. The amount of oil has to be balanced according to below.
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2.
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Before installing the compressor, the refrigerant oil will have to be drained:
Drain the replacement compressor completely from oil as described above, Draining procedure - item 1 and 2, into a clean, graded container.
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3.
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Add the same amount of oil into the new compressor as was drain and recorded from the replaced compressor + 20 ml. If no oil (or very little amount = equal or less than 10 ml) was drained from the replaced compressor, fill 50 ml of oil in the new compressor.
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