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- Designated Duty Engineer (Motor-Gas Turbine Plants (Unlimited)) »
- Q624 - General Subjects
114. To add small amounts of non-blended refrigerant to the low side of an air conditioning system, the refrigerant should be introduced through a particular valve and in a particular state. What valve and state combination is correct?
Small amounts of non-blended refrigerant should be added to the low side of an air conditioning system through the suction service valve as a vapor to prevent compressor damage from liquid slugging.
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