d series maintenance manual

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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 only routine maintenance required on a biometric hand reader is cleaning.  The platen surface upon which the hand is placed, the side mirrors, and the overhead window should be cleaned with rea...
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.
CAUTION must be used in investigating this problem - In most cases, excessive field rusting of products is caused by improper storage at the jobsite. That situation must be validated prior to refus...