When an alarm activates:

| Error | Meaning | Action | |-------|---------|--------| | ERR 1 | Sensor missing | Re-install or replace sensor module. | | ERR 2 | ADC failure | Internal hardware fault – return for service. | | ERR 4 | Calibration due | Perform span calibration. | | ERR 7 | Battery low | Charge or replace batteries. | | SEnSOr flashing | End of sensor life | Replace sensor (typical 2‑3 years). |

Alternatively, tap the "forward" stick briefly until the jets "gulp" and start shooting a steady stream of water. Hopper Operation : The Mk1 features two independent hoppers. Ensure the hopper doors are clear of debris before closing.

: If your digital battery reader fluctuates wildly (e.g., jumping from "Hi" to a low numerical value), it often indicates a battery that can no longer hold a steady load and needs replacement.

VOLVER ARRIBA