Upgrade the Valve Support (G4204A only)
Secondary Pump Head Parts
*01200-90121*
*01200-90121*
01200-90121
Part Number: 01200-90121
Rev. B
Edition: 11/2016
Printed in Germany
©
Agilent Technologies, Inc 2016
Agilent Technologies, Inc
Hewlett-Packard-Strasse 8
76337 Waldbronn
Germany
Upgrade the Valve Support (G4204A only)
Tools required p/n Description
G7120-68708 HPLC System Tool Kit-Infinity-II
Parts required p/n Description
G4204-04000 Valve Support
Preparations • Remove capillaries:
• from the pump head to the pressure sensor,
• from the pressure sensor to the multipurpose valve,
• from valve port 4.
• Remove the pressure sensor.
• Remove the Multipurpose valve.
• Remove the inline filter (if installed).
• Remove the Jet Weaver (if installed).
• Remove the valve support as described in the Service Manual.
1
Insert the valve drive into the new valve support delivered with
the upgrade kit.
2
Fix the valve drive in the new valve support.
3
Slide the valve support into the pump (1.) and fix it with screw
(2.).
4
Install the pressure sensor, the multipurpose valve, and
(optionally) the Jet Weaver.
Next Steps:
5
Reconnect all capillaries.
6
Install the inline filter.
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