Labconco Logic Vue User Manual page 137

11. Make sure that the nut on the 90 degree tube fitting is loose, but do not remove
it. Make sure the tube ferrule is in the fitting.
12. Push the tube into the fitting until it is properly seated. The tube will go
approximately ¾ inch (19 mm) into the fitting.
13. Tighten the tube fitting nut hand tight and then, using a 7/16-inch wrench, tighten
it at least ¾ turn more.
14. Close the service valve in the enclosure and then slowly open the shutoff valve
on the service valve. Test all fittings for leakage. Tighten the tube nut slightly if
needed.
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