6 is the door fully open or hold open. If the door drifts closed when on 6, put the door in hold open mode using the switch on the side of the auto operator and vary POT 4 until the door remains stationary. Then put the operator back into day mode and test it again.
Below is a list of the digital read outs:
01 - Initialization
POT number--Used to adjust--------------- Use this when . . .
2--------------- -Full open position-------------the door either does not open far enough or opens too wide.
For more information on the D4990 and initial set up, please see the following article in our knowledge base: D4990 Installation Adjustments
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