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Refrigerators

refrigerator display does not cool compressor new akm19as r12

f_acor
f_acor
3
hace 5 años
hace 5 años
Hello everyone, this is the first time I have asked at YR, I know how to apologize if I omit something. , I changed the compressor, (AKM 19 AS-R12), also a few twisted pipes in the expansion valve ,, I emptied it, changed the gas filter, it still did not cool, it only wet the evaporator pipes and if gas increased, it came back, Then I changed the valve, I put an AP on it, it stayed the same, then they brought me a danfoss valve with a nozzle of 1, and it didn't work either, just wet the pipes, if I increase gas the low pressure goes to 50, and the high to 140 , place a liquid sight glass. The refrigerator has two evaporators with a forger of about 70 cm. each and two elbows .. my doubt is the, nozzle 1 of the danfoss is for that engine? I put the AP valve back on and closed it, the first evaporator freezes, I'm 12 low and 90 high. I left it running one day, and the temperature only reached 17 degrees. I can't find it back, the Danfoss valve I don't want to touch it, I rule out that it's wrong.
gustavo gabrieltecnico
hace 5 años
hace 5 años
Hello friend, to regulate the valve, you have to close it completely and then open it 3 and a half turns, that would be the regulation, then she will tell you if she lacks or has enough refrigerant, greetings.
f_acor
f_acor
3
hace 5 años

thanks gabriel, for your prompt response !!!, if my idea was also to put a capillary, but I will insist with the valve, in the last case I do it, I would have to take out the receiver

Responder
f_acor
f_acor
3
hace 5 años

Hi Gustavo, I already did it with the AP brand valve, but the viewfinder empties, I add gas, the low goes to 60, if I close it it only cools a single evaporator, it has a 1/2 ton. I think it is big, that's why I tried the danfoss with a nozzle of 1, and does the same thing also be big?

Responder
Eduardo x
hace 5 años
hace 5 años
Hello!! Look and do a test !! Put a 1mm capillary about 2.50. 2.70 meters and notice that I was fuctioned!
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