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Paddocks67



Member Since: 17 Apr 2020
Location: Glasgow
Posts: 28

Scotland 

Cheers for the replies phoenix, thanks again mate,pat

Post #635485 26th Jun 2022 9:12am
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Paddocks67



Member Since: 17 Apr 2020
Location: Glasgow
Posts: 28

Scotland 

Hi Phoenix,I got pipe from scrappiest which was to big,I ended up getting one from the stealers,I changed it,I plugged in gap iid,the refrigerant pressure is showing 5 bar,I have ordered refil,what should the bar pressure be,thanks pat

Post #636605 10th Jul 2022 9:20pm
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Phoenix



Member Since: 16 May 2022
Location: Gone
Posts: 1631

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It's not the pressure, which is temperature dependent, it's the charge weight - shown on the slam panel or the bonnet label, I forget which. How did you evacuate the system prior to changing the pipe?

ETA - if that was 5Bar with the aircon not running, that equates to roughly 22Deg C. With it running at the same temperature, you should see ~11Bar. If the ambient temperature is out on that calculation (likely, if it was today!) then you need to recover, vac., and recharge the correct weight of refrigerant

Post #636607 10th Jul 2022 9:37pm
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Paddocks67



Member Since: 17 Apr 2020
Location: Glasgow
Posts: 28

Scotland 

I never evacuated the system,I just unscrewed the pipe and pulled it off,Phoenix

Post #636612 10th Jul 2022 10:06pm
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Phoenix



Member Since: 16 May 2022
Location: Gone
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Right, then can I suggest that you get it booked in to somewhere that does an aircon degas / regas so they can suck out whatever remains in your system, vac. it out to remove any traces of oxygen (and leak check it) then charges with the correct amount of refrigerant?
Just topping up as-is will leave non-condensable gases (air & water vapour) in your system which will cause problems, not least, corrosion.

Post #636615 10th Jul 2022 10:25pm
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Paddocks67



Member Since: 17 Apr 2020
Location: Glasgow
Posts: 28

Scotland 

Cheers Phoenix,I will get it checked into a aircon shop,pat

Post #636620 10th Jul 2022 11:05pm
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Phoenix



Member Since: 16 May 2022
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At least you now have a plausible pressure reading, so that's a step forward!

Post #636624 10th Jul 2022 11:20pm
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Paddocks67



Member Since: 17 Apr 2020
Location: Glasgow
Posts: 28

Scotland 

Cheers Phoenix,I will get it checked into a aircon shop,pat

Post #636625 10th Jul 2022 11:21pm
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Paddocks67



Member Since: 17 Apr 2020
Location: Glasgow
Posts: 28

Scotland 

Definitely Phoenix,I'll get it working yet,haha

Post #636626 10th Jul 2022 11:22pm
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Phoenix



Member Since: 16 May 2022
Location: Gone
Posts: 1631

United Kingdom 

A Man after my own heart - if it's there, it has to work properly! Thumbs Up That principle has cost me dear...

Post #636628 10th Jul 2022 11:25pm
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