Question: How do you purge RV propane lines?

Do propane lines need to be purged?

You should purge your RV propane lines of air every time you arrive at your camping destination and plan to use your propane system. Especially if you just pulled your RV out of storage.

What does purging a propane tank mean?


Purging with liquid propane causes the liquid propane being pumped into your tank to flash into vapor, chilling the container and condensing any moisture vapor on the walls of the tank where it remains while the pressure is being blown down.

When should I purge my propane tank?

When one or more of a motorhome’s gas-burning appliances exhibit strange, random, or difficult-to-diagnose problems, it may signal the need to purge the propane container. Brand-new propane containers also must be purged properly before being filled for the first time.

Can gas lines get clogged?

Gas Line Blockage

A gas line can become blocked with dirt or other debris; insects; tree roots; or even water. Alternatively, a gas line can develop a bad dent or kink in the line that blocks the flow of gas through it.

How do you bleed the air out of a propane furnace?

How to bleed air from gas lines in a propane furnace? An easier and safer way is to just hold down the pilot button until you can smell the propane. In this case, the pilot button acts as a bleeder valve and you don’t have to worry about unions and cutoffs.

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How long does it take to purge gas line?

This could take anywhere from one to 10 minutes to bleed air out of the lines as the gas starts to flow. Once the pilot is lit, continue to press the valve knob inward for 30 seconds before releasing it.

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