This option is not available as the solenoid is in the mechanism case where the dogging components would go. An HD-EL solenoid is not available, and Special Dogging(SD) is not an option ...
There is no conversion kit to add EL or ED to an existing 1690 or 1790 series device.
All of the components are built into the device, since the device does not have a separate baseplate.&n...