Stratasys J850 Manual page 11

Circuit Breaker
UV-Lamp Overheating
Protection
Grounded Chassis
This following table lists the warning labels located on or in the printer.
The power to the printer is turned off in case of electrical
overcurrent.
Note: The circuit breaker is only accessible to service
personnel.
The power supplied to the UV lamp and the motion motors is
turned off if the temperature around the lamp reaches 90°C
(194°F). A label on the UV-lamp cover indicates if the
temperature has exceeded 65°C (150°F).
The chassis of the printer is grounded, to prevent electrical
shock.
Note: The power outlet must be properly grounded, in
accordance with the local electric code, to provide this
protection.