How to Disconnect Gas Bottle From BBQ?

Propane gas is contained in a BBQ gas bottle. Because propane works at a lower temperature than butane, another common gas for a BBQ, it is an excellent choice for year-round cooking. There is gas for every size barbecue available in 9kg and 4kg BBQ gas bottle sizes. We can supply gas for a BBQ gas bottle in the form of pure propane, pure butane, or a mixture of the two (patio gas bottle).

Assuming summer gas grilling weather, which of these LPG gases for a grill would make little difference in your gas grilling experience. So the question of which gas to use in a BBQ gas bottle is moot.

LPG gas for BBQ fuel (gas for grills) is pressurized and distributed in small portable gas bottles or disposable cartridges.

Gas for a BBQ gas bottle (patio gas bottle) is also used for various outdoor gas appliances such as outdoor heaters, smokers, fire pits, pizza ovens, and grilling gas.

Did you know that turning off the gas cylinder when turning off your BBQ is safer and saves you money? Many people finish their barbecue without turning off the burners or the gas cylinder.

The problem is that many people do not turn off the gas bottle at all…

How to Disconnect Gas Bottle from BBQ?

  1. To disconnect the gas bottle from your BBQ, unscrew the regulator that is attached to the grill. You may also need to turn the hand wheel on the regulator clockwise or counterclockwise. After that, you can take the LPG gas bottle out of the barbecue. Then, turn the orange safety stopper on the valve. If it is missing, gently pry the regulator out of the grill with the hammer.
  2. Unplug the gas bottle from your BBQ to disconnect it from the grill. Connect the new regulator to the old one. However, exercising extreme caution would help because this could result in an explosion. If the gas cylinder is near a heat source, the pressure inside the container can rise. As a result, avoid placing the cylinder in direct sunlight or near a heat source.
  3. If you bought a new gas cylinder, dispose of the old one. If you’ve replaced the gas cylinder, take it to a location that accepts these. Following all manufacturer instructions is critical because changing them can jeopardize the grill’s safety. Consult a professional if unsure which valve is best for your barbecue.
  4. You’ll need to reconnect the gas bottle to your barbecue after disconnecting it. Disconnect the gas regulator from your BBQ once it’s connected. If you disconnected it from the grill, disconnect the gas hose from the tank before reconnecting it. We will fill the BBQ with a small amount of gas and reconnect the gas regulator to the gas bottle.
  5. Aside from the safety of your grill, it would help if you disconnected the gas bottle from it. A new gas cylinder will have a different valve to connect to your BBQ. After disconnecting the gas cylinder, turn the regulator clockwise to reconnect it to your BBQ. If you’re unsure, unscrew and reconnect the regulator with a screwdriver.
  6. In addition to the safety of your barbecue, keep your propane or LPG gas cylinder out of the way at all times. They can be dangerous if stored in the recycle bin in the event of a fire or an accident. When they aren’t disconnected, they can be thrown away or thrown in the trash. A gas cylinder should never be exposed to direct sunlight.

What if you want to Change the Gas Bottle?

You must remove the barbecue gas regulator from the tank when changing the gas bottle. When changing the LPG gas bottle, inspect the cylinder for leaks. It could be damaged or no longer work properly. To avoid this, you must purchase a new LPG tank or a propane bottle. If you replace the propane, you should also replace the hose connector.

After disconnecting the propane gas bottle, you must reconnect the gas regulator to the BBQ. To accomplish this:

  1. Ensure that the LPG gas tank is connected to the BBQ.
  2. After connecting the BBQ, disconnect the cylinder from the gas regulator, and Reattach the hose to the regulator.
  3. When the tank is removed, connect the hose to the grill.

We should then connect the hose to the BBQ.

Unplug the gas cylinder from the grill to disconnect it. A propane bottle connects much more easily than an LPG bottle. If the barbecue gas regulator is disconnected, you must remove it, and we should turn it off before you start cooking. We must then disconnect the propane cylinder. After that, you must unplug the barbecue. If the grill has an electric component, you can turn on the light to avoid sparking it.

Why is it Better to Turn Off the Gas Cylinder First?

Turning off the gas cylinder has obvious safety implications. Gas could build up to where the BBQ is stored, posing an ignition risk.

This is why you should NEVER store a barbecue indoors unless you remove the gas bottle and store it separately outside.

However, if a barbecue is properly stored in a well-ventilated outdoor location, the gas from a slow leak will most likely dissipate.

How to Save Money when Turning Off a Gas Cylinder First?

These minor leaks can also be costly, but they are much less likely if the gas cylinder is turned off.

A small leak can add up to a significant amount of wasted gas if your BBQ sits for days or weeks between uses.

We’d love to sell you more gas, but we don’t want you to waste your money!

Signs that you should Replace your Gas Cylinder

The reason for replacing gas bottles is that they have run out of gas. However, if the gas bottles appear damaged or rusted, we should replace them. If your gas cylinder is leaking, the hose is damaged, or the connections are no longer working properly, you should replace it.

How to Determine Whether your Gas Bottle is Empty?

The most common reason for replacing gas bottles is that they are empty. But how do you know when your gas bottle is running low? There is, however, a very simple way to check this. You only need to run your hand down the side of the gas bottle. You should notice a significant temperature change at the gas level. This gives a good idea of how much gas is left.

Another option is to slowly pour hot water down the side of the gas bottle to check the gas level. A condensation line should appear as you do this, indicating how much gas is left in the bottle. The gas cylinder is most likely empty if you feel no difference or see no change.

How to Safely Store Bottled Gas?

we must store gas bottles correctly to reduce the risk of injury or damage to your property. we must always store gas bottles in the following manner:

– In an upright position

– In a well-ventilated place

– Stored away from heat and ignition sources

– Stored outside, away from entryways, exits, and drains.

Bottled gas is typically kept in a variety of metal containers. Carbon steel, stainless steel, aluminum, and composite metal are common materials. You can avoid injury by following the storage instructions on the bottle.

What to Avoid if you Own Gas Bottles?

  • There are a few things you should avoid doing if you have gas cylinders in your home.
  • Cylinders should not be stored indoors in the garage, shed, or under the house. Storing gas bottles inside raises the possibility of a gas leak.
  • Always Store Cylinders Upright: Never store gas cylinders lying down. Keep them upright at all times.
  • Carefully Transport Cylinders: If you must transport your gas cylinder, ensure it is properly secured. If you are going on a long journey, ensure the gas cylinder is empty and secured from rolling around.

How to Change a Gas Cylinder Safely?

  • Always wear protective clothing.

When changing a gas bottle, wearing the appropriate protective clothing is critical. When handling gas cylinders, this is a good safety precaution that will help reduce the likelihood of injury. We recommend wearing appropriate footwear, gloves, safety glasses, and clothing for handling cylinders.

  • Turn off and close the valve.

The first step is deactivating the valve on top of the empty gas cylinder. This, like turning off the water in your home, ensures that no gas is leaking.

  • Remove the High-Pressure Gas Hose

Unscrew the nut on the cylinder connected to the high-pressure hose with a spanner. This will unplug the hose and allow any remaining gas to escape. After that, you should move the reducing valve to a safe location and remove the spanner.

Top tip: don’t drop the spanner or leave it hanging from the cylinder, as this could cause problems.

  • Unhook the Bracket Keeping the Cylinder Secure

Afterward, put on your protective gloves and carefully remove the empty gas bottle. Use a plastic plug or tape to hold the empty cylinder upright. Alternatively, place the gas bottle flat on the ground and chock it to keep it from rolling away.

  • Sniff the Gas Replacement Bottle

Open and close the top valve quickly to snift the replacement cylinder. This will remove any dust or moisture that has accumulated in the outlet.

To avoid injury when snifting a gas bottle, always point the outlet away from your body.

  • Install the High-Pressure Hose

Connect the high-pressure hose, taking care not to damage the rubber ‘O’ ring. Tighten the nut by hand until it is secure but not overtightened. Check that the bleed valve is completely closed before turning on the valve on top of the cylinder.

How to Turn Off your BBQ Safely?

Turn the round valve handwheel on top of the gas cylinder clockwise until snug by hand only (do not over-tighten). The gas is turned back on by turning the valve handwheel anticlockwise. If you have two (or more) cylinders, you must turn them all off by repeating the valve closing procedure.

When you turn off your BBQ, it is best first to turn off the gas cylinder. While in storage, this eliminates the possibility of leaks from all of the burners and the regulator connection.

It also uses up all of the remaining gas in the gas lines, allowing you to safely store your BBQ with no excess gas in the unit.

It ensures that you don’t forget to close the gas bottle valve by doing it first.

So you stay safe while also saving money!

Follow the four steps below:

  1. First, turn the valve on your gas grill clockwise to turn it off.
  2. Firmly close by hand only
  3. Switch off all of the burners.
  4. Keep the grill in a well-ventilated outdoor area.

Note: This information only applies to POL valves used in Australia.

This may not be the best procedure for other valves, such as the OPD valves used in the United States.

Extra Safety Recommendation

  • The best gas safety advice is that gas bottles should only be in a vehicle for the minimum time required for transport.
  • When transporting a gas bottle, you should take one extra precaution.
  • Before transport, spray the entire valve assembly to check for possible leaks after ensuring that the valve is firmly closed.
  • DO NOT unnecessarily leave BBQ bottles in enclosed vehicles.


Gas bottles are used in various applications, including steam boilers, ovens, hot air balloons, public transportation, BBQs, and commercial heating. We should follow the instructions above to disconnect the gas bottles from the grill safely. As previously stated, we must exercise extreme caution. We hope you found our article useful.