A solid-fuel grilling device comprises a direct-current power source. A direct-current sensor is in communication with the direct-current power source. The direct-current sensor is configured to gather power characteristic data in relation to the direct-current power source. A solid-fuel grilling component is in communication with the direct-power source. The direct-power source provides power to the solid-fuel grilling component. A processor, in communication with the direct-current sensor, is configured to analyze the power characteristic data and determine operational health of solid-fuel grill components.