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Ankit
My question is on maintenance
If the direction on check valve(NRV) is missing on site, how will I determine by seeing physically the direction of that valve ?
Sep 06, 2015 06:15 am
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MikeE751@gmail.com: Normal design to close a check valve is against the normal flow. So the check or the last part... More
Sep 23, 2015 04:48 am
