concealed vertical rod maintenance

RELATED FAQS

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For night latch function with pull by others, the 98/99 series mortise exit device should be ordered as NL less trim, e.g., 9875NL-L/TRIM.  We will furnish a device only, and the mortise cyl...
See the installation instructions 718 for -C devices.
Templates for current 718 series trim can also be found on Falcon website
The AD or CO - 993 is NOT compatible with a Von Duprin 98/99 Concealed Vertical Rod exit device on wood doors.
9847-F Series ,9947-F Series, 98/9947WDC-F, 5547-F, 5547WDC-F, 8847-F
47, 5547, 8847, 9447, 9547, 9847, 9947, 3347A, 3547A, 9848, 9948, 9847, 9947, 9847WDC, 9947WDC, 8847-F, 5547, 5547WDC
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...
Yes, the current conversion kits will fit the old style/obsoleted 35 or 35 series vertical rod exit devices.
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...
They both use Template # 10320_c