Under what conditions is the 2LT indicator light illuminated?

The 2LT indicator light is illuminated specifically to signal that there is a fault in the refrigeration system. This indicator is an important part of the monitoring and safety systems within industrial refrigeration setups. When the light is on, it alerts operators that a problem requires immediate attention, which could range from mechanical failures to issues within the refrigerant management process. This is crucial for maintaining efficient operations and preventing further damage or safety hazards.

In this context, the other conditions would not trigger the 2LT indicator light. For instance, if all components are functioning normally, there would be no indication of a fault, hence the light would remain off. Elevated pressure might be a normal operating condition under certain circumstances, or it could represent a different kind of fault that might not directly activate the 2LT indicator. Additionally, when the system is in standby mode, the indicator typically would not illuminate, as standby does not inherently indicate a fault; rather, it signals a pause in operation. Understanding these distinctions is key for efficient monitoring and troubleshooting in industrial refrigeration systems.