What is a clear indication of the need to check gas pressure?

The need to check gas pressure can indeed be clearly indicated by a low flame height on gas burners. When the gas pressure is insufficient, it impacts the proper functioning of the burner, leading to inadequate combustion and a flame that is not optimal in height. The flame should be a certain height and color for efficient burning; low flame height often suggests that there is not enough gas reaching the burner, possibly due to low gas pressure.

In contrast, consistent pressure readings would typically mean that the system is functioning correctly and does not signal a need for checking the gas pressure. Excessive usage of gas might indicate a different issue, such as a malfunctioning appliance but doesn't directly correlate with the need to check pressure. Loud noises from piping could point to issues like leaks or blockages, but again, do not specifically indicate gas pressure problems. Therefore, low flame height serves as a clear and direct sign that gas pressure may need to be examined to ensure safe and efficient appliance operation.