Bio-Rad ChromLab™ Software - Manual (Page 166)

A | Maintaining the Instrument
164 | NGC Chromatography Systems and ChromLab Software
3. Insert two check valve capsules into each IN check valve housing so the arrow
on each capsule points in the direction of flow (away from the cap on the IN
check valve).
4. Insert two check valve capsules into each OUT check valve housing so the
arrow on each capsule points in the direction of flow (toward the cap on the
OUT valve).