1. To clean means of cold cleaning the injecting pipelines on the TNVD connecting unions. |
2. To unscrew cap nuts an open cap key, for example HAZET 4560. |
Prevention
Not to change a curved form of pipelines.
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3. To tighten connecting unions the moment of 45 N · m. |
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4. To tighten the injecting pipelines the moment of 25 N · m. If this way sealing is not reached, to install the new connecting union (3) and a new sealing ring (1). |
Prevention
Not to mix at the same time valves of pressure (2) with each other.
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