Significant oil making it's way to the vaccum Chamber

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Significant oil making it's way to the vaccum Chamber

Author	Message
jeangui	jeangui posted 12 Years Ago HOT Topic Details
Group: Forum Members Posts: 2, Visits: 7	Hello, I just received a new Vacuum Degassing System - Small Vacuum Pump. After toping the Oil as per instructions, I am running some trial runs. During these, I noticed a significant amount of Oil in the vaccum chamber (see image below). Otherwise the pump pulls a vacuum. Is there a step I am missing which is leading to this issue ? Many thanks, Jean P
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Warren (Staff)	Warren (Staff) posted 12 Years Ago HOT Post Details
Group: Administrators Posts: 2.5K, Visits: 8.5K	Do you shut the valve on the pump when you turn the pump off?? If not, oil gets sucked back through the pump and the lines into the chamber. Warren Penalver Easy Composites / Carbon Mods - Technical Support Assistant
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jeangui	jeangui posted 12 Years Ago HOT Post Details
Group: Forum Members Posts: 2, Visits: 7	Thanks Warren for the prompt feedbacK. So if I understand correctly, one needs to close the valve before switching it off. Correct ? What about when turning it on. Does it matter if the valve is open or closed ? Thanks again. Jean
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Warren (Staff)	Warren (Staff) posted 12 Years Ago HOT Post Details
Group: Administrators Posts: 2.5K, Visits: 8.5K	That is correct, turn the valve to shut, then flick off the pump. When turning the pump on, switch on then open the valve. Warren Penalver Easy Composites / Carbon Mods - Technical Support Assistant
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StanTheMan	StanTheMan posted 12 Years Ago HOT Post Details
Group: Forum Members Posts: 61, Visits: 380	That's strange. My vacuum pump is almost twice as cheap as the one offered here but it has an anti-suck back feature so no matter what, no oil gets sucked back
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