A probe low coolant is a sensor that detects when the coolant level in an engine or other system is low. The probe typically consists of a metal rod or tube that is inserted into the coolant reservoir. When the coolant level falls below a certain point, the probe makes contact with the bottom of the reservoir and completes an electrical circuit. This triggers a warning light or alarm to alert the operator that the coolant level is low.
Probe low coolant sensors are used in a variety of applications, including:
- Industrial machinery
Probe low coolant sensors are an important safety feature that can help to prevent engine damage. If the coolant level in an engine is allowed to fall too low, the engine can overheat and seize. This can cause extensive damage to the engine and can be very expensive to repair.
In addition to preventing engine damage, probe low coolant sensors can also help to improve fuel economy. When an engine is running hot, it is less efficient. By keeping the coolant level at the correct level, probe low coolant sensors can help to ensure that the engine runs at the optimal temperature.
If you are concerned about the coolant level in your vehicle or other system, you should check the coolant level regularly. You can also have a mechanic inspect the cooling system for leaks. If you find that the coolant level is low, you should add coolant to the reservoir and have the cooling system inspected for leaks.