NL-OP TRIM INSTALLATION INSTRUCTIONS

RELATED FAQS

Question
Answer
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...
Device would be ordered as a 25C-C as of June 2012.
There is not a wood template for 9957 three point latches, use the 98/99 rim template W10301 to get the correct device backset.  For NL trim (990NL) use trim template and installation instruction W...
Von Duprin 98/99 NL drive screw is located in back of the 98/99 center case assembly. NL drive screw should be left in with trim lock slide plate in up position in the 98/99 exit device with E99...
It is always recommended to point installers to the industry installation manuals which are very comprehensive and are ANSI documents. SDI (Steel Door Institute) installation manual can be found...
See the installation instructions 718 for -C devices.
Templates for current 718 series trim can also be found on Falcon website
You would have to order the device as 88NL less trim, the device will be shipped as an 88EO.  The EO device has an NL cam to accept a rim cylinder tailpiece.