What action should be taken if leakage is indicated during a pressure test?

In the event that a pressure test indicates a gas leak, the appropriate action is to shut off the gas supply immediately. This step is crucial as it prevents any potential hazards associated with gas accumulation, which could lead to fire or explosion risks. Immediately terminating the supply of gas helps ensure the safety of individuals in the vicinity and allows for subsequent investigation and repair of the leak without the danger of ongoing gas exposure.

Maintaining safety protocols in such situations is paramount. Once the gas supply is secured, trained professionals should conduct a thorough inspection to identify the source of the leak and undertake necessary repairs before resuming operations.

Other potential actions, like increasing the pressure, could exacerbate the situation by causing more gas to escape from the leak, increasing the risk of hazardous conditions. Notifying the manufacturer, while important for accountability and future improvements, does not address the immediate safety concern that arises from a leakage. Reducing the flow rate may also be insufficient, as it does not eliminate the leakage or ensure the safety of the area. Each of these alternate responses fails to prioritize immediate safety, highlighting the necessity of shutting off the gas supply as the first step in response to a detected leak.