conceales vertical rod adjustment

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See the link to a video instruction, Concealed Vertical Rod Exit Device Adjustment.Manual steps:Open door and release top latch bolt by inserting a screw driver in the hole at the top of the d...
Required top and bottom rod adjustment. Top rod possibly is adjusted too short and not lifting the rod far enough to engage the latch retention which would cause bottom rod to drag floor ...
Most likely need to length the top rod so latch can engage it's internal latch retention state. See 2390 Instructions for adjusting rod lengths.
The following items may cause the exit devices top latch from being held in the retracted position. 1. The top or bottom rods are out of adjustment. 2. The top latch hold back...
Following exit devices 2227/F, 33/3527A/F, 33/3547A/48A/F, 98/9927/F and 98/9947/48/F have similar rod adjustment procedures. All top latches control the bottom latch assemblies. When do...
See attached installation instruction for old style 33/3547 rod adjustment, 3347, 3547 Rod Adjustment.
If your Von Duprin EL (solenoid) device pulls and releases quickly instead of holding the latch retracted, please check all of the items below.In most cases, one or more of these solutions will r...
Improper mechanical adjustment or QEL calibration could cause the QEL cycle three times with solid LED and not work. First check mechanical adjustment on vertical rods or mortise lock device and co...