DPD-3 Thermal Conduction Vacuum Dryer  
Issues > Check/Troubleshooting
Hood Open Alarm appears on alarm screen.
  1. Hood unit is rising or not securely closed.

1. Hood unit is rising or not securely closed.
  1. Check to see if there are materials interfering between the hood and dryer hopper.
  2. After closing the hood securely, press the Reset key on the alarm screen.
If problem persists
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