Screw chiller suction pressure is too low

Date:Jun 13, 2019

Screw chiller suction pressure is too low


  1. The condenser refrigerant liquid outlet valve is not fully open: the valve should be fully opened.

  2. The refrigerant filter is clogged: the filter should be cleaned or replaced regularly.

  3. Improper adjustment of the expansion valve or failure: need to adjust the correct or eliminate the fault, replace if necessary

  4.  Insufficient refrigerant filling: should be added to the specified amount

  5. Excessive lubricating oil circulates in the chiller refrigeration system: the cause should be identified and reduced to a suitable value.

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