Step1: Turn off fryer power and gas supply, then allow oil and unit to cool completely, damage heat-resistant gloves.
Step2: Remove front panel to access thermostat and probe area.
Step3: Label and disconnect wiring terminals to ensure correct reconnection.
Step4: Remove old thermostat and mount new unit securely.
Step5: Insert probe correctly into sensing well, avoiding bends or damage.
Step6: Reconnect wiring, restore power, heat fryer, and check accurate temperature control and safety cutoff operation.