Improving the effeciency of a Chescold 3way fridge
Submitted: Wednesday, Mar 09, 2005 at 20:33
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Boo
Evening all... we run a 50lt (Blue) Chescold 3 way fridge which seems to work OK but after reading a post from 'pixiemops' earlier tonight about how he has improved his fridge effeciency I was wondering if any one has done any modifications to a Chescold to help them and if so how and what do they suggest.
Thanks all...
Reply By: Rosco - Bris. - Wednesday, Mar 09, 2005 at 22:26
Wednesday, Mar 09, 2005 at 22:26
Boo
Some years ago I had a 3-way Gaselec. It was a freezer type and it's performance on gas as a freezer was second to none, regardless of ambient temp. Unfortunately it died of old age and I replaced it with a Chescold fridge type. In very hot weather it just can't cut the mustard, even on gas. Works fine until the temp > 30 deg then it fails to adequately perform.
So my advice to any considering a 3-way, and don't get me wrong, they are great units for fixed camping ... is to make sure it's a freezer type, rather than just a fridge.
Cheers
P.S. I also now also have a compressor fridge and reaffirm they both have their pros and cons.
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Follow Up By: pixiemops - Wednesday, Mar 09, 2005 at 22:41
Wednesday, Mar 09, 2005 at 22:41
Hey Rosco.........the reason why I have endeavored to improve my fridge is that it does seem to drop off in performance at 30deg. After improving the insulation in particular it has definitely made a massive improvement. It appears to me that the main difference between the fridge and the freezer is the insulation. It wasn't hard to make an improvement . I was told the main difference between the finch fridge and the f400 freezer is the insulation and now have to agree. Until I seen the results for myself I wouldnt have believed using polystyrene to cover it on the outside would have had such a great effect.......guess it is all makes sense really
cheers
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Follow Up By: Rosco - Bris. - Wednesday, Mar 09, 2005 at 22:52
Wednesday, Mar 09, 2005 at 22:52
PM
Been there, done that, with both fan and extra insulation. All helps but at the end of the day there's no comparison. So I figure there's more to the freezer jobs than these aspects.
The old Gaselec had no additional add-ons in this regard and the insulation was no thicker, so I can only assume the system was different in some way.
Cheers
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Follow Up By: Boo - Wednesday, Mar 09, 2005 at 22:56
Wednesday, Mar 09, 2005 at 22:56
Evening Rosco .. thanks for the
feedback. But the Chescold type is called a fridge / freezer with a divider you can slide in so you can seperate the fride area from the freezer area. We use it with out the divider so it keeps the liquid gold as cold as we dare with out freezing it (which I did last Xmas camping down at Potatoe point and had to thaw it back out before it burst - lost a couple ) . But we often find the milk and softdrink (only for the kids... honest ) often have a large portion of ice if w'ere not careful about how we pack it.
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Follow Up By: iMusty - Thursday, Mar 10, 2005 at 06:51
Thursday, Mar 10, 2005 at 06:51
That's one of the sadest things I've ever heard...
Your quote > "... lost a couple"
I am sorry for your loss.
The sooner we get this fridge debarko sorted out the better for us all.
:-)
Boo, if there is anything I can do...
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Reply By: Member Colin - NSW Bungendore - Friday, Mar 11, 2005 at 11:16
Friday, Mar 11, 2005 at 11:16
I think all my mods have been mentioned here before - My 3 way is a Sadec and is about 22 years old.
I run the frig from a dedicated wire straight from the Battery, a computer fan is mounted on the back to aid circulation and I have covered the frig in self adhesive foam backed foil (from Clark Rubber).
These mods have made a huge difference to its performance on 12v.
I also run the frig through a voltage cutout switch - 11.6v - which is usually about an hour.
I then switch to gas - and I turn the frig off at night.
Hope this helps - no good going the pros and cons of compressor frig V 3 way frigs - they are both completely different and can't be compared !
Cheers
Colin
AnswerID:
102062
Follow Up By: pixiemops - Saturday, Mar 12, 2005 at 10:42
Saturday, Mar 12, 2005 at 10:42
true Colin like comparing apples and oranges ......they are both liked and disliked and both good in different situations......cheers .....
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