pt:3 testo 557s overnight vacuum decay test.
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testo 557s testing manifold for vacuum leaks. overnight vacuum decay test
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testo 557s nitrogen decay test @ 460 psi overnight decay test.
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testo 557s another new failure 😣 you got to be joking testo !?. importance of micron gauge.
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3rd leak detection for the testo 557s failing nitrogen decay test. (it’s the hose seal)
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pt:9 testo 557s passes vacuum decay test with flying colors.
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testo 557s pulling overnight vacuum. another problem to add to testo’s long list of problems 557s
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testo 557s refrigerant manifold, testo 552i wireless vacuum probe micron meter, phone app
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1:01
testo 557s pressure zeroing drifted low well it was on the vacuum pump. fieldpiece to the rescue
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2:08
vacuum decay test performed correctly what will your results look like. like this
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1:31
add heat to this vacuum decay test. what expected results will happen ? simple physics
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3:37
what a vacuum decay test looks like with no vacuum leak. just a little moisture left in the system
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18:28
pt:4 testo 557s refrigerant manifold gauges vacuum test down to 10 microns
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0:24
another problem with the testo 557s a new one. pressures stuck high cannot zero gauges
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2:53
testo 557s storage case sucks not as good as the old testo cases they used to have
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14:41
pt:7 testo 557s refrigerant gages deep vacuum test after silicone grease applied to o-rings
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5:40
testo 557s senses constantly dropping in and out. my second replacement testo 557s
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2:59
vacuum decay test after four hours leveling out at 1100 µm