Here is a simple breakdown:
The first step is to recognize if the gas regulator is compatible for your type of gas cylinder valve. if not, it won't securely attached to the valve fitting, doesn't matter what you try. Another reason might happen due to vibrations, accidental bumps, or even improper installation. Don't forget, safety always comes first before attempting any fix on your gas cylinder. Make sure you turn off the gas supply using the valve on the gas cylinder. This helps you have a secure environment to address the problem.
Using your hand, carefully tighten the connection between the gas regulator and the valve fitting - making sure that the gas regulator is properly position to the valve fitting. Also, most gas regulator come with button near the handle which allows you to press down for it to be properly fitted to valve fitting. In most cases, the gas regulator won't properly fit-in the gas cylinder valve if the button is not pin down. You will hear a CLICK sound to help you confirm if it properly fitted.
It's important to do this gently to avoid damaging the components. A properly positioned regulator is advisable for proper gas flow. After attaching the gas regulator, you need to check for any potential leaks. You can use a simple soap and water solution on the connections; if bubbles appear, there might be a leak.
As I ready discuss, make sure the gas regulator and valve fitting are aligned correctly. Remember, improper attachment can lead to issues with gas flow and may contribute to a loose connection. Adjust the position if necessary.
If, despite your efforts, the connection remains loose, there might be an issue with the gas regulator, valve fitting, or both - consider replacing any damaged or worn-out parts with a new one. Note that cooking gas can be dangerous if not handle properly, and it's always better to have a qualified technician so that you are sure everything is in order.
In my case, these steps helped me address the issue between the gas regulator and valve fitting. However, every situation is unique, and if you encounter persistent problems or have safety concerns, it's best to consult with a professional for a thorough inspection and resolution.