- I would like to know if the drain pump that we need to replace for this unit fix the issue.
 - How to open this unit to access the drain pump area?
Thank you. 
Model Number
        DWHD640JFP
    What have you tried so far?
        Clean the head (Drain Pump)
Request Resource Materials
        Service diagnostics guide, Videos
    - Guest asked 8 years ago
 
Hello
      See manual links and video below. E-23 message indicates that that the drain hose or possibly the draining of water is not carried out fast enough . Remove filter cover at bottom of dishwater inspect for blockage. Matt Ace technician
Video Link
        
    - AV Repair Help answered 8 years ago
 
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