Removing The Pump Head Assembly - Agilent Technologies 1260 Infinity User Manual

9
Maintenance

Removing the Pump Head Assembly

Removing the Pump Head Assembly

When • Exchanging the seals
• Exchanging the pistons
• Exchanging seals of the seal wash option
Tools required • Wrench 1/4 inch
• 4-mm hexagonal key
Preparations • Switch off pump at the main power switch and unplug the power cable
• Use a solvent shutoff valve or lift up solvent filters for avoiding leakages
Damage of the pump drive
C A U T I O N
Starting the pump when the pump head is removed may damage the pump drive.
➔
1
Remove the front cover.
2
If an active inlet valve is installed, disconnect the active
inlet valve cable.
128
Never start the pump when the pump head is removed.
3
Using a 1/4 inch wrench remove the outlet capillary.
Agilent 1260 IsoPump/QuatPump User Manual