Operations and maintenance manuals

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Von Duprin has a maintenance kit part number 050046-00 and maintenance instruction, part number 941079-00 for 98/99 series devices. There are some common parts between 98/99 series and 22...
The 4600 operator is designed to meet the ANSI Code 156.19 that limits the opening force to a 15 lbs.  By code and design, the operator must stop opening the door when an obstruction or resistance ...
Please see the Maintenance Kit Manual for information on device lubrication as well as complete breakdowns and parts lists for Von Duprin exit devices.Exit devices and latc...
A B663 exploded view can been found here.
The 81 service manual can be found here.
Service manual can be found here.