Bio-Rad ChromLab™ Software - Manual (Page 182)

A | Maintaining the Instrument
180 | NGC Chromatography Systems and ChromLab Software
8. Push on the center of the pump head to seat it firmly against the pump face.
9. Using the hex key, firmly tighten the hex bolts (alternating from one bolt to the
other) while centering the pump head.
10. Reconnect the buffer inlet and outlet tubing and tighten with a fittings tool.
11. Prime the system. See To plumb and prime the system pump wash lines on
page 267 or To plumb the sample pump on page 268 as appropriate.