Forum Discussion
TrickyRicky
Nov 30, 2015Explorer
Old-Biscuit wrote:TrickyRicky wrote:downtheroad wrote:B.O. Plenty wrote:
Did they purge your tanks and get the air out before they were filled?
B.O.
My guess too...if these are new tanks and never "purged."
How does purging control how much propane is put in tank?
New tanks have air.......first fill up the bleeder valve is fully opened until propane flows out. This expels air in cylinders.
Subsequent fills bleeder valve is only cracked open until propane spits out then filling is stopped (80%)
If air is not purged then you will hear pinging at regulator as the chilled air goes thru it.
Not what is going on with OP
She has a leak and with both cylinders going empty then suspect changeover valve/fittings and/or regulator as those are common to both cylinders
Old Biscuit I have to disagree with your purging instructions. My method would be to fill the tank with vapor propane at a pressure of approx 15 psi and then bleed it off and redo it 5 more times this will flush almost all the air and associated contaminates from the tank now it can be filled.
MY question about purging and how it controls the amount of propane placed in the tank. These are two operations and yes a new tank is to be purged. If the tank is filled without purging in the normal manner of opening the spitter valve and with the tank on a weigh scale then the same amount of propane should be in the tank when liquid propane starts to exit the spitter valve and the scales show the proper weight . Without purging some moisture and contaminates may still be in the tank.
Sometimes the high flow valve on new tanks may be stuck from somebody opening the main valve with a high pressure of air escaping similar to a propane leak. If this condition exist then it will not be possible to purge or fill the tank.
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