No, the 98/99 series mortise exit device should be ordered as NL less trim. IE, 9875NL-L/TRIM. NL-OP suffix is normally used with the 98/99 series rim, surface and concealed vertical rod devices wh...
The Von Duprin 1609 cannot be used on a pair of fire rated doors. We recommend using the Von Duprin fire rated mortise exit device in lieu of the rim device such as the Von Duprin 5575-F,...
Recommend to order a new 990NL-R/V or M trim to change from TP/Classroom function to NL/Storeroom function. You will also need to reinstall the NL drive screw back into into the mast...
Hardware falling off a door is caused by one or all of the following issues:
Field abuse
Improper internal reinforcements in the door
Improper field preparation
The top or bottom rod case can...
The 98/99 rim and vertical rod exit devices are shipped with NL drive screw to function as a Night Latch.
To convert the device to Class Room, remove the NL Drive Screw on 98/99 center case ass...
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...
There are two main differences:The bottom latches are differentThe Von Duprin 98/9947 concealed vertical rod device covers up to 1/4" undercutThe Von Duprin 98/9948 concealed vertical rod device co...
Devices built After 2/28/2011: Use a 1 1/8" - 1 1/4" mortise cylinder with straight narrow cam. (Cam profile same as the Schlage B520-731, see table below for part numbers)
Devices built Befo...
Modular 1-1/8"
Modular 1-1/4"
SFIC and FSIC
Non-Modular Non-IC Conventional
Non-Modular Non-IC Everest Primus
B520-730
B520-731
B520-2...