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Calor Gas Regulator freezing up.

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Merryterry

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Jan 13, 2013, 11:48:42 AM1/13/13
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I bought a Calor Gas Greenhouse heater last year.No mention of the
regulator in the instructions.Bottle is outside as I believe the regs
state. Didnt have much trouble with it then but this year I found
that when I needed the heater the regulator wouldnt pass any gas
through in the freezing weather. A kettle of boiling water and a sharp
tap with a spanner got it going. Got pissed off with that and brought
a new regulator and found out from the instructions that, if outside,
it must be protected from water. (There is a vent hole in the top).
Covered it with a plastic bag and cable ties. Still got trouble and
have to take a kettle of boiling water out every evening to light it.
Anyone got any bright ideas on how to permanently keep the regulator
working?

Merryterry

Corporal Jones

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Jan 13, 2013, 11:53:15 AM1/13/13
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Are you using Butane or Propane, Butane below about 10c will not gas
off, you need propane in cold weather.
Message has been deleted

Merryterry

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Jan 13, 2013, 11:57:18 AM1/13/13
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Its Propane, (Calor) in the Orange Bottle

Toby

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Jan 13, 2013, 12:04:11 PM1/13/13
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Had the new one got wet before it froze up?

If so, I would be inclined to take it inside and properly dry it, then
make sure the vent hole in it is facing down when you re-fit it, and
cover it.

what sort of temperature is it where you are when this happens?


--
Toby...
Remove pants to reply

Dave Liquorice

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Jan 13, 2013, 12:04:16 PM1/13/13
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On Sun, 13 Jan 2013 08:48:42 -0800 (PST), Merryterry wrote:

> ... brought a new regulator and found out from the instructions that,
> if outside, it must be protected from water. (There is a vent hole in
> the top). Covered it with a plastic bag and cable ties. Still got
> trouble ...

Follow the instructions and keep water out?

Stuffing it in a plastic bag tied up with cable ties will just lead to
condensation in the bag. You need something loose and ventilated, maybe
an upturned plastic box placed over the top, might need to tie it down to
stop it blowing away and something to lift it clear of the top of the
regulator.

--
Cheers
Dave.



Steve Firth

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Jan 13, 2013, 12:39:45 PM1/13/13
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Merryterry <ter...@fsmail.net> wrote:

> if outside, it must be protected from water. (There is a vent hole in the
> top).

[snip]

> Still got trouble and have to take a kettle of boiling water out every
> evening to light it.

May I suggest that there is probably some relationship between these two
statements? Continuing to pour boiling water over the regulator seems to
guarantee that you will have problems with it.

FWIW we have propane here for our domestic gas supply. I've never had a
problem with the regulator freezing, but I'm not inclined to go throwing
boiling water over the regulator. The regulator is shielded from the
worst of the elements being located under the eaves of an outbuilding.

Merryterry

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Jan 14, 2013, 3:58:22 AM1/14/13
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On 13 Jan, 17:04, "Dave Liquorice" <allsortsnotthis...@howhill.com>
wrote:
I did cover the vent hole and inverted the regulator before I poured
boiling water over it. I am beginning to think that the flexible
diagragm, presumably a type of rubber, inside gets too stiff in the
cold weather and doesnt operate properly. I have covered the whole top
of the regulator and top of the cylinder with a large plant pot with a
load of Bubble Wrap inside. Still OK this morning but...............
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