G series service 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...
To remove the knob:  Turn key 45 degrees clockwise Push in catch push pin and pull off knob  
*The older wafer style locks did not use a knob catch.  The chassis must be disassembled before the knob can be removed because it uses the wafer lock chassis spindle.
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...
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...
The G-Series lockset was discontinued in 1981, and all service parts for the G-Series lock were discontinued in 1985. 
 The current interconnect lock, S200 series (available in levers only), will not fit into the same door preparation.