136 Agilent 1290 Infinity Binary Pump User Manual
9 Maintenance
Replacing the Pump Heads
Damage of the pump piston
Removing pump heads in a position other than the maintenance position can damage
the pump piston.
➔ Before switching off the pump, bring it to the maintenance position.
This procedure describes the replacement of the left pump head assembly. Similarly, the
right pump head assembly can be replaced.
One pump head assembly consists of two pump heads, which are both removed at the
same time.
1
In Lab Advisor go to Tools > Remove/Install Pump Head
and follow instructions given on the screen.
2 Close the shut-off valve of the respective pump channel.