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Propane tank

rutzbeck
Explorer
Explorer
I have a question about a Propane tank I had filled. I watched the guy fill it. It was empty and he put 4 gallons in. When I picked it up it much lighter than I expected. I mentioned it to him and we looked at the gauge which of course said 4 gallons. I loaded and paid for it. It ran out a lot faster then the last time I used it which was the two weeks before. It lasted 5 days with just the fridge on and the heater ran for probably 2 hours at the most each day. What happened? Do you think his tank was low and he was pumping air?
18 REPLIES 18

Old-Biscuit
Explorer III
Explorer III
ticki2 wrote:
fishing2 wrote:
1 gallon of propane weighs 4.2 pounds. A "full" 20 lb cylinder should have 4.7 gallons or propane in it.


With the OPD valves they only fill to 80 per cent , so 4 gallons is about right .

When you open the valve make sure is open all the way , sometimes a partially opened valve will leak slightly and use up the propane quicker .



A FULL (80%) 20lb propane cylinder IS 4.7 gallons (20 divided by 4.2 equals 4.76)

20lb is where bleeder will spew 'liquid'...which is also where OPD shuts off filling

30lb...7.2 gal (80%)
Is it time for your medication or mine?


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ticki2
Explorer
Explorer
fishing2 wrote:
1 gallon of propane weighs 4.2 pounds. A "full" 20 lb cylinder should have 4.7 gallons or propane in it.


With the OPD valves they only fill to 80 per cent , so 4 gallons is about right .

When you open the valve make sure is open all the way , sometimes a partially opened valve will leak slightly and use up the propane quicker .
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'02 GMC DRW D/A flatbed

fishing2
Explorer
Explorer
1 gallon of propane weighs 4.2 pounds. A "full" 20 lb cylinder should have 4.7 gallons or propane in it.
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jimh406
Explorer III
Explorer III
Either that or his meter was not reset or off. Also, I think it makes a difference how much you can put in if you open the valve correctly on the tank.

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