External Circuit Breakers
The unit is equipped with 6 external circuit breakers on the back of the unit. These circuit breakers
protect both sides of the heating elements from internal and external damage. The layout of the circuit
breakers is shown below, as well as on the unit itself. Refer to Trouble Shooting for further
information.
Internal Fusing
There are 2 internal fuses that protect the internal power supply. They are located in DIN mounted
holders labeled F1 and F2 as shown in this image.