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Refrigerators

300lts frezzer tubing does not cool

Mauriello39
hace 5 años
hace 5 años
Good afternoon colleagues, I have the following problem with a frezzer posed, I put a new tubing of 5/16, horizontally. The problem is that the filter warms me a lot and it reaches - 10 degrees the temperature does not lower me, and when I charge gas the price drops to 10psi and I already have a return, I changed the capillary I added pipes and I continue with the problem help please thanks
davidefrainrod
hace 5 años
hace 5 años
Hello, see how many meters of pipe you have in that tubing that you did to him ???? I tell you that I have done those jobs and I make the plates myself or the assembly of several plates so as not to have a few meters of pipe and that the ice goes away for the return. The condenser and capillary is as it is original only that it manufactured with a pipe of greater diameter a liquid trap that is welded in the last section of the pipe. A freezer 300Lts put 26 Mt of 5/16 pipe because that is what takes more meter or less meter. If it raises you temperature then or you have added a lot of capillary or you spent gas. If I was doing well before doing the pipe I should walk the same if you respected the meters of the pipe and did not touch the capillary and did a good cleaning of the condenser, empty filter new oil to the compressor and should walk without problems.
Mauriello39
hace 5 años

Good morning David, first of all thanks for the time. I put 23 mts maso de caño 5/16 'and the capillary I already tried all the lengths and it still happens to me, now I am going to try with the deed trap as they recommend me, and I comment again

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davidefrainrod
hace 5 años

Hello Mauriello, use the original capillary of the freezer and bring it to 26Mt plus a liquid trap made with 40cm of 5/8 pipe and then gas until you complete the entire pipe. Do not make it by weight since it is not the original pipe - Pay attention, the new pipe where it is attached and how? Is it on the side of where you introduced the food? If so, it's ok. Did you put sheet metal to cover that help you dissipate the cold? If so, it is ok and if you do not already have a cause for excess cold in low and little cold inside. The thickness of the pipes you used is 0.8 omas thick? because that does

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davidefrainrod
hace 5 años

that hinders the exchange of temperature and needs more time to absorb heat from inside the freezer. I tell you that I made many repairs of this kind and mostly you have no problems if you use original capillary and you put more or less exact meters, plus the liquid trap and at most you put gas a little less or only until you complete the New pipe but you should not hurry to put gas give it reaction time since you are with a different pipe of different thickness and mostly not fully supported on its sheet that at the time it costs him to dissipate cold do you understand?

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Mauriello39
hace 5 años

Very good I still thank you, the pipe is horizontal + - 10cm away between pipes, well tomorrow I will put more pipes since I am missing 3 meters of pipes and the oil trap I will do it tomorrow since today the houses are closed spare parts And I tell you how it was thanks again

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davidefrainrod
hace 5 años

The distance is well between pipes and horizontal or vertical no matter how much we hope it will walk well although I clarify it it will look similar but never equal to how it left the factory luck then comment on how it went

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Mauriello39
hace 5 años

Good lord as you promised my news, the frezzer or the pipes I see them better with better evaporation, the engine is consuming me well it is at 0.6'0.7 'I added pipe until it reaches the least 25 meters, and I made the trap , and now it is in 3psi, but it is still difficult to lower the temperature is in - 6 degrees and the engine is quite hot but does not cut thermal x, and the filter is still hot, the only thing I left was the capillary that is new, Today I found the original, what do you think? Any suggestions

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davidefrainrod
hace 5 años

Hi Mauriello is completely uncalibrated or destabilized. By any chance did you clean the condenser and change the filter? replace the original capillary and another thing you will have to do is take the compression of the engine to see if it is compressing well or if it has valve problems

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Mauriello39
hace 5 años
hace 5 años
Or what I think a little is to put a valve at the high outlet of the compressor and another at the entrance of the capillary and release it from the other end and with the compressor on see the length of the capillary what I do not remember if it was 14.psi or 170
davidefrainrod
hace 5 años

If it is a good way to achieve an ideal capillary and it is 170 Psi but since these take the compression when you weld the valve and see if it reaches 300 lbs in one minute and then turn off and you must maintain that pressure pressure for 5 minutes. This has no secrets, but it does not work, but with an original capillary and the approximate spout meters in your case 25 or 26 Mt it is very rare that it does not work. Are you using the original compressor gas?

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Mauriello39
hace 5 años

Well, David, I'm sorry for the delay, the reality is that I cleaned the circuit, I tested compressor performance, I changed the filter, I tested it with the original capillary, I gave it the measurement of the capillary with the ab170 psi compressor and I got - 15graphs and that's where I get more gas I have a return, the filter is still hot, I have no options left, I hope someone can throw me a lifeguard, the only question I have now is starting to evaporate from the top to end that is OK, right?

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