top latch does not always retract.

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Check the adjustment and if this does not resolve then you may possibly have a defective center case or bottom latch.
The top rod is adjusted too short, so when pushpad is pressed it is not operating the top latch enough to get into the hold down position. The top rod would need to be lengthened by turning the lat...
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...