Many Lishui systems use a KD-series display (KD21C, KD51C, etc.). To enter the hidden menu:

đź“Ś Write down all original values before changing anything.

Pros: No tools, works on most Lishui+KD combos.
Cons: Very limited parameters, no throttle curve adjustment.

The software landscape for Lishui controllers can be fragmented. There is no single official "Lishui Suite" distributed publicly by the manufacturer; instead, the community relies on leaked OEM software or open-source projects.

Goal: Hold oven at SP with heater and alarm if overtemp.

  • Safety: Hardware high‑limit thermostat should be wired in series with heater as independent protection.

  • Open software, select correct COM port (115200 baud).

  • Read controller data – click Upload from Controller.

  • Modify parameters – this is where you can change:

  • Write to controller – click Download to Controller.

  • Power cycle the controller (disconnect battery for 10s).

    • 🔥 Warning: Increasing current limits can blow MOSFETs or trip BMS. Increase in 10% increments and monitor temperature.

    For full control, you need: