35
Relay - K7 Magnetron Cooling Fan | USB Port |
The K7 relay is a 240 VAC, 30 amp,
NOTE: The 4:15 timer starts over each time the magnetron filaments are actuated.
Relay - K8 Stirrer Motor
The K8 relay is a 240 VAC, 30 amp,
RTD
The RTD measures the temperature of the heater element. If the display reads “999°F/C”, the RTD is open, resulting in an F7 fault. See page 43 for troubleshooting.
Smart Card Reader
The smart card reader allows the oven operator to load a menu/software updates from a smart card. A menu that already exists in the oven can also be saved to a smart card. For instructions, see page 17.
Solid State Relay - K4/K5 Heater
The solid state relay is a 240 VAC, dual
The USB port allows the oven operator to load a menu/software updates from a USB drive. A menu that already exists in the oven can also be saved to a USB drive. For instructions, see page 17.
Voltage Sensor
For North America oven models, the oven will detect 208 or 240 incoming voltage.
The initial voltage selection is typically completed before the oven is used by the customer. However, if incoming voltage for the store is different than the preset voltage, the operator will be required to select either 208 or 240 after pressing the On/Off key to turn on the oven. The correct voltage will be enlarged on the screen, identifying which option to select.
Wire Harness
The wire harness distributes power to the oven’s electrical components. See page 51 for a schematic.
Troubleshooting
Potentially, any fault may occur in relation to the control system. See section “Fault Code Troubleshooting,” pages
Potentially, any one of the issues diagnosed in the section
Speaker
The speaker provides audible feedback to the oven operator whenever a key is pressed or a task (such as a cook cycle) is completed, etc.
OVEN SYSTEMS