FAQ - Frequently Asked Questions

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  • No : 3632
  • Date of Issue : 2020/12/02 16:30
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Error Code:[0x81D4] OPEN DRAIN VALVE

Error Message: The pressure is very high when you are purge.
Category : 

Answer

«Main Cause»
Pump discharge pressure exceeded [P-PMAX] when purge.
 
«Countermeasure»
Open drain valve and press [Purge] button. If an error message appears during auto-purging by system controller, inspect for clogging in the flow line. If no clogging is found, set the appropriate [P-FLOW] and [P-PMAX] value.

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