Operating a fridge on gas and Safefill

Graymee replied on 07/05/2018 12:42

Posted on 07/05/2018 12:42

I have a couple of question, one relating to Safefill so that's why I've posted here.

1st one relates to operating my fridge on gas. In preparation for going off grid I've tried a couple of times to get the gas side of my Dometic fridge to work but had no success, anyone got any sure fire ways of starting it? I'm still operating on Calor until it runs out and I've followed the Dometic instructions of selecting gas, pressing and holding in the control knob and operating the igniter but no luck. I read it's good to have a couple of gas rings lit whilst you try to start the fridge but that didn't work either. Any help will be gratefully received.

My second question relates to Safefill which is essentially Autogas I believe. The Dometic fridge manual says not to operate on Autogas. Has anyone got any experience of this and come across problems?

Oneputt replied on 07/05/2018 13:51

Posted on 07/05/2018 13:51

We have a gas isolating switch for the fridge under our cooker once selected we just press the gas switch on the fridge.

replied on 07/05/2018 14:09

Posted on 07/05/2018 14:09

The user and all related content has been Deleted User

Graymee replied on 07/05/2018 14:58

Posted on 07/05/2018 14:58

Thanks [Deleted User User], I thought Autogas was pretty much the same as you get from Calor.

I have checked the gas isoloation valve under the cooker. It's in the same orientation as the van heater, cooker and water heater which all work on gas. I might try it in what I believe is the "Off" position just in case. Is it best to try it when the fridge is warm or already pre cooled on battery or doesn't it make any difference?

replied on 07/05/2018 15:10

Posted on 07/05/2018 14:58 by Graymee

Thanks Dorset Diver, I thought Autogas was pretty much the same as you get from Calor.

I have checked the gas isoloation valve under the cooker. It's in the same orientation as the van heater, cooker and water heater which all work on gas. I might try it in what I believe is the "Off" position just in case. Is it best to try it when the fridge is warm or already pre cooled on battery or doesn't it make any difference?

Posted on 07/05/2018 15:10

The user and all related content has been Deleted User

JohnM20 replied on 07/05/2018 15:11

Posted on 07/05/2018 15:11

Can you hear a faint ticking when you press the igniter button? If not this might be the problem. Is the 12v circuit switched on?

Another possibility is dirt on the igniter / flame jet. Remove the lower external vent panel and with a soft brush or vacuum nozzle clean the area. It could be spiders webs or similar.

Graymee replied on 07/05/2018 15:29

Posted on 07/05/2018 15:29

I do get the clicking when I press the igniter JohnM20 but that could be the igniters on the cooker I'm hearing. I can see blue flashes in the small sight glass in the fridge when I'm trying to light it but no steady blue flame like I'd expect if it was lit. I'll try removing the external panel to see if I can give it a clean.

Graymee replied on 07/05/2018 15:32

Posted on 07/05/2018 15:10 by

The most efficient ways to power your fridge are gas, then mains electricity, followed by 12v.  Really 12v should only be used when your car is connected with the engine running.

Posted on 07/05/2018 15:32

I can only run the fridge on 12V when the engine is running. What I meant was should I run the fridge on 12V on the way to a site then try lighting the gas when it's pre cooled or should I leave it off totally before trying to light the gas.

replied on 07/05/2018 15:53

Posted on 07/05/2018 15:32 by Graymee

I can only run the fridge on 12V when the engine is running. What I meant was should I run the fridge on 12V on the way to a site then try lighting the gas when it's pre cooled or should I leave it off totally before trying to light the gas.

Posted on 07/05/2018 15:53

The user and all related content has been Deleted User

Tinwheeler replied on 07/05/2018 15:53

Posted on 07/05/2018 15:53

Neither way will have any bearing on the likelihood of your fridge running on gas, Gray.

You have a problem which needs sorting as the gas is either not reaching the fridge or it will not ignite.

Merve replied on 08/05/2018 14:44

Posted on 08/05/2018 14:44

I have run my fridge on Safefill for four years. Absolutely no problems until this year when I had to change the thermo coupling. Then, because it was a long cold winter the gas valve started to stick- I could hear the gas ignite but no matter how long I held the knob in it extinguished the flame when I let go. A quick tap on the gas valve and that’s been sorted and all OK again. As previous posters have said, exactly the same stuff as Calor propane cylinders- but so much cheaper. As DD, runs everything on board - hot water, heating, fridge. Good luck with your offgrid aspirations Graymee.

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