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+--- Thread: Explosive Post⦠Propane Grill (/showthread.php?tid=8173)
Pages: 1 2
Explosive Post⦠Propane Grill - thomas_sorrentino - 05-26-2009 03:01
Thanks Ralph, it all makes sense now!
Tom Sorrentino
1987 PT38
Bedford Hills, NY
--- In WanderlodgeForum@yahoogroups.com, "Ralph L. Fullenwider"
wrote:
>
> Hi Tom:
>
> I have had to have LP hoses made up to connect the Coach quick connect to a
> grill. I change the grill in put piping by removing the "bottle" regulator,
> installing a valve, (simple T handle shut off type,) I use the new T handle
> valve to regulate the flame in the grill, Low/Medium/High. The other end of
> the hose is connected to the male end of the quick connect. Easy enough to
> do and can be done safely. Remember to check the LP at the grill for leaks
> with the T handle valve in the off position. Oh there is also a huge shut
> off valve on most Birds for the grill regulator that may need to be opened.
>
> Safe travels,
>
> Ralph and Charolette Fullenwider
> 84FC35 "Ruff Diamond"
> Duncan, Oklahoma
>
> At 02:20 AM 5/26/2009 +0000, you wrote:
> >Hi Ralph,
> >
> >You said,
> >
> >Off the ASME tank there is the Primary regulator and each end point, such
> >as, BBQ Grill, Appliances, has a separate secondary regulator on Birds. So
> >the BBQ grill line, unless modified, is set with the secondary regulator
> >and should be ready for use.
> >
> >This all makes sense. I think where I ran into problems and got confused
> >is this. It seems to me that all the small portable BBQ's that you buy are
> >designed to work off the portable propane bottles. It also seems that have
> >the built into them the Primary and Secondary regulator. If you try to
> >work them off the the stock BBQ line from the bus, I could never get a
> >good flame. So I think NH Bill's original question is how do we modify the
> >new BBQ's that they will be safe and still work off of the OEM BBQ grill
line?
> >
> >Tom Sorrentino
> >1987 PT 38
> >Bedford Hills, NY
> >
> >
> >--- In WanderlodgeForum@yahoogroups.com, "Ralph L. Fullenwider"
> >
> > >
> > > Hi All:
> > >
> > > The regulator is responsible for reducing the container's variable high
> > > pressure that
> > > is created by the "boiling" of propane liquid to a low pressure usable by
> > > the individual
> > > appliances.
> > > To ensure that the propane system has the correct working pressure,
> > > regulators are
> > > required. The primary system regulator, located at the container(s), is
> > > required to be a
> > > two-stage regulator. This two-stage regulator can be an individual device
> > > that incorpo-rates
> > > both regulators, or two separate components.
> > > The first-stage regulator reduces container pressure to about 10 psig. The
> > > second-stage
> > > regulator reduces the 10 psig to a little over 6 ounces of pressure (10 to
> > > 14 inches
> > > water column).
> > >
> > > Off the ASME tank there is the Primary regulator and each end point, such
> > > as, BBQ Grill, Appliances, has a separate secondary regulator on Birds. So
> > > the BBQ grill line, unless modified, is set with the secondary regulator
> > > and should be ready for use. A manometer will check the proper inches of
> > > water column, which is 11 inches of WC with 1/2 to 3/4 of LP appliances
> > > being in use.
> > >
> > > If a new line is added or an old one plugged be sure to use the approved
> > > "yellow" teflon tape for LP. And always be sure to do a leak check after.
> > >
> > > Safe travels,
> > >
> > > Ralph and Charolette Fullenwider
> > > 84FC35 "Ruff Diamond"
> > > Duncan, Oklahoma
> > >
> > > At 12:52 PM 5/23/2009 +0000, you wrote:
> > > >Explosive Post Propane Grill
> > > >
> > > >I decided to get a grill for the coach and found a nice little 304
> > > >stainless infrared unit called the Stow- N- Go on sale at West Marine on
> > > >sale for just under $100 < http://tinyurl.com/qndj25 >. It works great
> > > >and is small enough to fit in front basement of our FC, gets real hot
> > fast
> > > >and cools off fast too and temp is easy to control and cleans up
> > > >nicely. Although its not heavy duty, its beefy enough (pun intended).
> > > >
> > > >The grill is set up to run on small propane bottles and this works fine.
> > > >Like many off the shelf grills, this unit comes equipped with a
> > > >high-pressure regulator and in this case the control is on the regulator
> > > >itself. I wanted to get a hose and fittings to use with the coach's
> > > >dedicated Bar-B-Q valve. I just thought it would be a simple thing to
do.
> > > >
> > > >I went to the hardware store and told the hardware man what I wanted
> > to do
> > > >and he said "Son, I got hose and fittings, but I don't want assist you in
> > > >making a bomb. You best go talk with a propane man.
> > > >
> > > >I started doing some reading and spoke with a couple of seasoned propane
> > > >specialists and the both sources stated to go with low pressure. This is
> > > >the safe way and the right to do it. Therefore, one needs to MODIFY the
> > > >GRILL to accommodate the factory RV system NOT the other way around.
> > > >
> > > >More than once I have heard some members talk about modifying the coach's
> > > >propane system to accommodate the grill because they were not getting
> > > >sufficient pressure from the on board outlet. This is a real concern to
> > > >me. Perhaps I'm making a big deal out of something that is no big deal,
> > > >but I ain't taking chances with propane gas NO SIR!
> > > >
> > > >With that, I started investigating what I need to do to use the Bar-B-Q
> > > >outlet from the coach and learned that the coach is set up with a
> > > >low-pressure regulator (6 ounces -10.5 inches water column). Apparently
> > > >this is an industry standard for large RV systems and the safest way to
> > > >run a grill off a large tank. This is similar to residential
> > installations.
> > > >
> > > >"Another often asked question is "I have a low pressure regulator but it
> > > >does not seem to supply enough gas for my appliance." Unfortunately,
> > many
> > > >of the preset low pressure regulators available in the marketplace use
> > > >1/4"ID hose and some are attached to a propane regulator with a 1/4" NPT
> > > >(normal pipe thread) outlet on the propane regulator. There is a
> > limit to
> > > >the volume of gas that can be delivered through this small ID hose at a
> > > >fixed low propane pressure of 6 ounces . What can you do? Use a low
> > > >pressure regulator with a 3/8"ID gas outlet and a gas hose of
> > 3/8"ID. The
> > > >amount of propane that can be delivered to the appliance is increased
> > by a
> > > >factor of 2.26 so the chances of starving your appliance for propane are
> > > >greatly diminished. GasHosesandRegulators.com sells only 3/8" NPT outlet
> > > >low pressure gas regulators and 3/8"ID low pressure hoses for this very
> > > >reason. Our grey hose carries UL , CSA, and American Gas Association
> > > >approvals and is designed to supply up to about 100,000 btu/hr of
> > propane gas."
> > > >
> > > >http://www.gashosesandregulators.com/propaneregulatorfacts.html
> > > >
> > > >So, from this I conclude the best way to set up my grill is to
> > > >
> > > >⢠Eliminate the high pressure regulator at the grill
> > > >⢠Use low pressure regulator from coach Bar-B-Q outlet 3/8" ID
> > > >⢠Low pressure hose 3/8" ID
> > > >⢠Install control valve between regulator and grill
> > > >
> > > >If I am wrong about this please let me know. Your comments and
> > > >constructive criticism are always welcome.
> > > >
> > > >Wishing you all a happy and safe Memorial Day!
> > > >
> > > >NH Bill 1983 FC 35 "Casa Billisa"
> > > >
> > > >
> > >
> > >
> > >
> > > >
> > >
> >
> >
> >
> >
> >------------------------------------
> >
> >Yahoo! Groups Links
> >
> >
> >
> Safe travels,
>
> Ralph and Charolette Fullenwider
> 84FC35 "Ruff Diamond"
> Duncan, Oklahoma
>