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“ door closure with automatic hold open option ”

Resolution: Make sure that the hold open nut is not on upside down. The orientation of the hold open nut depends on the mounting. On a Top Jamb "Push Side" mount, the hold open nut would poi...:

Can a magnet, or sentronic device, be released and close the door from a button at a desk?

Resolution: If a door is being held open by the LCN SEM 7800/1900 magnet or any ME/SE Series Sentronic LCN closer, you can remotely release that door to close by ordering the following parts and wiri...:

What are Hold Open Closers & Magnets?

Resolution: Hold Open Closers & Magnets (Fire/Life safety products) provide a wide range of solutions. Single or multi-point hold open closers Utilize an electromechanical closer. Hold the door o...:

Can you replace a regular arm with a hold open with out moving the door closer?

Resolution: Yes, as long as you stay with the like style arm. Example: replace an RW/PA with HW/PA, replace an EDA with HEDA, or replace a CUSH with HCUSH.:

How do you adjust the hold open time on a 4600 (4630/4640) operator?

Resolution: To adjust the hold open time on a 4600 (4630/4640) operator:Press the "MODE" button on the control box 1 time to get into programming mode. The "YELLOW" mode indicator LED next to "HOLD OPEN TIME" ...:

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“ door closure with automatic hold open option ”

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