Replace The Inlet Valve (G7104C) - Agilent Technologies InfinityLab LC Series User Manual

8 Maintenance

Replace the Inlet Valve (G7104C)

Replace the Inlet Valve (G7104C)

When If Inlet valve is defective.
Tools required p/n
5067-5688
Parts required p/n
G4204-60022
Preparations
•
•
•
•
1 With a 14 mm wrench, unscrew the inlet valve and
remove it.
Next Steps:
3 Insert the inlet weaver, see
4 Purge and condition the system to remove air.
1260 Infinity II Flexible Pump User Manual
Description
Wrench, 14 mm
Torque wrench 1 – 25 Nm with 14 mm wrench
Description
Inlet Valve Quaternary Pump/Flexible Pump
Switch off pump at the main power switch
Open the doors
Use an optional solvent shutoff valve or lift up solvent filters inside solvent bottles for avoiding
leakages
Remove the inlet weaver, see
(1)
(2)
"Replace the Inlet Weaver"
"Replace the Inlet Weaver" on page 161
2 Install the new inlet valve and tighten it using a torque
wrench with a 14 mm bit set to approximately 10 Nm.
on page 161.
(2)
approx. 10 Nm
(1)
163