Maybe just fire up the fridge and wait.

You could always stock it with beer to give it some work.  Remove beers.
Repeat as necessary.   8-)

Or.......Could you rig a double-ended hose and put at least half of it into
a 20lb BBQ tank for home use?

On 5/29/07, Mike Rocket J Squirrel Elliott <camping.elliott@gmail.com>
wrote:
>
> I need to empty the tank -- and not just run out while camping* -- so I
> can change out the auto fill valve for a simple manual one. I'd rather
> not just dump it for clean air reasons. I've called my local propane
> guys and they don't know how to do it. Probably aren't interested in
> taking back gasoline from folks' tanks, either.
>
> *If we ran out of propane while camping, Mrs Squirrel would not be
> happy. Let's just say that if looks could kill, I'd be leaving in a
> basket.
>
> --
>
> Mike "Rocket J Squirrel" Elliott
> 71 Type 2: the Wonderbus
> 84 Westfalia: Mellow Yellow ("The Electrical Banana")
> 74 Utility Trailer. Ladybug Trailer, Inc., San Juan Capistrano
> KG6RCR
>

--
Jake
1984 Vanagon GL
1986 Westy Weekender "Dixie"
www.crescentbeachguitar.com