Top latch release

RELATED FAQS

Question
Answer
Use a normally closed fire alarm as the input to the power supply option board (PS873-2 or PS914-2RS), this will hold the latch retracted.  During a fire alarm, the contact will open, dropping...
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...
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...
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...
Check the adjustment and if this does not resolve then you may possibly have a defective center case or bottom latch.
The top latch for a Fire rated surface vertical rod device is part #650375-00 which replaced the old part #F588.
The part number for 98/9927/F top latch less cover is 050400.
Yes, the top latch for the 25-V carried over from the 18-V device. Surface vertical rod top latch = part #650389 or #650375(fire rated)
The old style Von Duprin 3327 top latch and rod is longer available.  The part number for old 3327 top latch was 105339.
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.
One of the following items may cause the EL1490 device to retract then release: Incorrect power supply - Verify you have the PS873-2/4TD or PS914-2RS/4RL power supply. Problems with wire gauge...
  For Product Shipped Prior to August 2012 using the old (black) potted module: a.       0-100 ft 14 gauge wire b.      0-200 ft 12...