Dometic 2 burner gas (lpg) stove

Submitted: Thursday, Jun 09, 2011 at 16:24
ThreadID: 86857 Views:9365 Replies:8 FollowUps:7
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Hi folks:

I am not at all savvy on gas stoves, as you will see when you read on!

My Tvan has a 2 burner Dometgic gas stove (button ignition) that I can only say performs poorly. One burner is so low that I am sure I could put my hand into it and not get burned. It takes ages to boil a billy of water.

Is there anything I can do short of replacing the entire unit, to get it to burn hotter? Are there different jets that one can buy that might improve this situation? Are they easily fitted?

When I asked about this at a recent 4WD show, all I got was a blank look from the dometic people there. Not very encouraging.

Again, my thanks in advance for your responses.

Jack

The hurrieder I go, the behinder I get. (Lewis Carroll-Alice In Wonderland)

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Reply By: macy - Thursday, Jun 09, 2011 at 16:56

Thursday, Jun 09, 2011 at 16:56
Jack
The jet will be blocked. take the burner out and unscrew the brass jet and blow it out with compressed air.
Cheers Mac
AnswerID: 456890

Reply By: TTD1 - Thursday, Jun 09, 2011 at 17:09

Thursday, Jun 09, 2011 at 17:09
Jack,
I am not familiar with the TVan setup but does the supply (the cylinder) have a regulator attached and if so how far is it from the stove.
If not it is a High Pressure unit the same as a companion stove and the jets can be removed and soaked in thinners then blown out, but don't alter them in any way(very dangerous to do this.)
if there is a regulator on the cylinder first step change this,second if this does not improve the stove then the supply line to the stove is to small.Get a bigger hose.
Hope this helps.
TTD
AnswerID: 456891

Reply By: Member - Bruce C (NSW) - Thursday, Jun 09, 2011 at 17:15

Thursday, Jun 09, 2011 at 17:15
Hi Jack,
As Macy said it could be the small jet which squirts gas into the venturi of the burner.
Follow Macys instructions and it may sort out your problems but it could also be further back in the line.

They were having problems with a rubber hose a while back and if your van has an orange flex between the reg and the bottles it could be at the centre of the problem although it was mainly in the regulator if I recall correctly.

If you can get some compressed air then remove the connection near the regulator but between the regulator and van and blow back from the stove, where you removed the small jet, you may sort it out.

Before reinstalling go to Bunnings or such like and get some gas tape (yellow thread tape) and refit threads with it. It is dearer than ordinary teflon thread tape but every caravaner should have some in his kit for emergencies.

You could also check to ensure the isolating valve below the stove is fully on.

Cheers, Bruce.

At home and at ease on a track that I know not and
restless and lost on a track that I know. HL.

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Follow Up By: Member - Bruce C (NSW) - Thursday, Jun 09, 2011 at 17:34

Thursday, Jun 09, 2011 at 17:34
Jack I have just sent you a MM. May be of some help.

Cheers, Bruce.
At home and at ease on a track that I know not and
restless and lost on a track that I know. HL.

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Follow Up By: Member - Rod V (NT) - Thursday, Jun 09, 2011 at 17:46

Thursday, Jun 09, 2011 at 17:46
gaday Jack,
I found that wasps had blocked the line while I was fixing the van, you may check the regulator end just a thought
Rod
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Reply By: Member - Des Lexic - Thursday, Jun 09, 2011 at 17:25

Thursday, Jun 09, 2011 at 17:25
Jack, have you put your question on the Tvan forum? Plenty of advice there and Craig from Track Trailer regularly checks the forum and will give good advice.
Tvan forum

I hope the link works.

Cheers

des
AnswerID: 456897

Follow Up By: Sand Man (SA) - Thursday, Jun 09, 2011 at 18:33

Thursday, Jun 09, 2011 at 18:33
Hey there Des!

Good to see you are still about the place.
Bill


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Follow Up By: Member - Des Lexic - Thursday, Jun 09, 2011 at 19:33

Thursday, Jun 09, 2011 at 19:33
G'day Bill, With the birthday boy's discount, renewing was a too good an oportunity to let go. I've still been around under my Visitor's name of Dasher Des LOL
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Follow Up By: Member - Jack - Thursday, Jun 09, 2011 at 20:01

Thursday, Jun 09, 2011 at 20:01
Much obliged Des. I am a subscriber, so I will pick it up when I get the daily digest.

Thanks.

Jack
The hurrieder I go, the behinder I get. (Lewis Carroll-Alice In Wonderland)

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Reply By: Member - Jack - Thursday, Jun 09, 2011 at 18:20

Thursday, Jun 09, 2011 at 18:20
Thanks for all your replies. As it is a long weekend here this weekend I can have a good 'play' unti it looks to risky, whereupon I will get an expert.

Thanks again.

Jack

The hurrieder I go, the behinder I get. (Lewis Carroll-Alice In Wonderland)

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Reply By: Sand Man (SA) - Thursday, Jun 09, 2011 at 18:31

Thursday, Jun 09, 2011 at 18:31
Jack,

There could be two problems.
As you mention one burner is lower than the other, the most likely problem is a partially blocked jet. These are located under the burner. You should be able to lift off the outer burner and you should see a small brass fitting with a tiny hole in it.
This is the jet.
Short term. Try clearing the hole with a piece of fuse wire or similar.
Permanent fix. Have the jet drilled out to the next hole size with a "number drill" of about 0.8 to start with. This will increase the amount of gas flow and thus a hotter flame. If you notice a yellow coloured flame, you have gone too far in hole size and the jet will need to be replaced.

Another problem on some campers and caravans is partial blockage of the regulator.
Some regulators are located below the outlet on the gas bottle and dirty gas will cause a downward flow of contaminants into the regulator.
The regulator can be checked by a gas fitting shop and they should also be able to drill out your jets.

Both the above solutions were recommended to me by a gas fitting shop in Adelaide (Maxbuilt Trading) as I was not impressed with the gas stove on my camper. The regulator was about 60% blocked and I had the jets drilled out to improve the flame.

These type of gas stoves are not all that flash when compared to a Coleman portable gas stove but my end result is not too bad.
Bill


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AnswerID: 456906

Follow Up By: Lex M (Brisbane) - Thursday, Jun 09, 2011 at 20:08

Thursday, Jun 09, 2011 at 20:08
Just be cautious about increasing the jet size on the burner closest to the van.
Increased output and a large pan may cause the plastic surround on the glass lid hinge to melt.

Guess how I know that.!!

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Follow Up By: Member - Toyocrusa (NSW) - Thursday, Jun 09, 2011 at 20:15

Thursday, Jun 09, 2011 at 20:15
I have the Coleman portable two burner and find it brilliant on bottled gas. Thought I would fit up an external gas point on my van to use it from. When I went to purchase a hose with the bayonet fitting to suit the outside point I was told, "can't be done". The Coleman runs on almost bottle pressure where the van regulator lowers the bottle pressure to quite a degree. OK i said. What about if I run the van outside fitting from the van bottle before the regulator. Still can't be done he said as the external bayonet fitting will not support the higher gas pressure. Bugger, have to carry a portable bottle as well to use the Coleman. This modern stuff can get way to technical for us oldies. (apparently the Weber baby Q and some other brands run fine on the lower van pressure) Cheers,Bob

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Reply By: lindsay - Thursday, Jun 09, 2011 at 20:25

Thursday, Jun 09, 2011 at 20:25
I had the same peoblem with our camper stove it would not boil the kettle on a cold day. To solve the prolbem I have a set of nozzle cleaners for an oxy set (you can get them from BOC). I then reamed the jet out one size bigger than the one that would go in easily. It was only a smidgeon that I had to take out. Fixed the problem.
AnswerID: 456916

Reply By: Member - john y - Thursday, Jun 09, 2011 at 20:39

Thursday, Jun 09, 2011 at 20:39
G'Day Jack

I owned a T/Van and had the same problem although my unit was a Spinflow. Problem was easily solved by fitting jets with slightly larger apertures which are readily available from most outdoor shops who have a box full of different jets for companion /primus units. I also made up a collapsible aluminium box to act as a wind block that helped speed up the cooking process. Regards
AnswerID: 456917

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