Because there is a risk of fire, gas leakage, and explosion, it is.
Disconnect gas line from dryer. The vent duct is a massive. Seal that line using a gas line cup. Now that the dryer is removed, open the vent duct as well.
How do you remove a gas line from a dryer? Use copper or aluminum pipe that is at least 3/8″. Install a gas line cap on the gas line and wrap teflon tape designed for use on gas lines around the connection of the cap and the gas.
Undo the other end of the hose from the appliance and have someone hold it straight from the pipe. The $65 charge is just to disconnect the gas from the dryer. For an electric dryer, turn off the electrical power to the appliance.
Wait for some seconds and make sure there is no smell of gas. Turn off the gas supply line by closing the valve near the dryer or switch off the main gas source. I have not called any plumbers as i think they would cost even more.
If you have a clothes dryer that features a steam cycle, you will also need to. If you have an electric dryer, disconnecting it is very easy. I am trying to disconnect the gas line from the back of my dryer, however, the fittings are stuck, and they don’t want to give in.
This will prevent gas leakage, which can lead to fire, explosions, or asphyxia. It will not kink if you undo the other hand first. In most cases, dryers require a gas line.