1.9.8 Interpretation of Digital Controller Lights
Power light on, heat light cycling, trouble light off, and melt light on:
•If fryer oil temperature is below 180ºF (82ºC), the lights indicate the unit is operating nor- mally.
•If the oil temperature is above 180ºF (82ºC) and the heat light continues to cycle as if in the melt cycle, this may indicate a defective probe circuit or low incoming 12VAC to the con- troller.
Power light on, heat light on, trouble light off, and melt light off:
•If the fryer oil temperature is above 180ºF (82ºC) and below the setpoint temperature, the lights indicate the unit is operating properly.
•If the oil temperature is above the temperature set on the control knob and the heat light re- mains lit, this may indicate a defective probe circuit.
Power light on, heat light off, trouble light on, and melt light off:
•If the fryer oil temperature is below 410ºF (210ºC), the lights indicate one of the following:
a. The probe circuit is defective, or
b. There is a connection problem on pins 2 or 10 on the
•If the fryer oil temperature is above 410ºF (210ºC), the lights indicate a
1.10Troubleshooting Guides
The troubleshooting guides found in the pages that follow are intended to assist service technicians in quickly isolating the probable causes of equipment malfunctions by following a logical,
