Agilent 1260 Infinity II Preparative Autosampler User Manual 167
Maintenance
9
Exchange the Rotor Seal
Exchange the Rotor Seal
When When poor injection volume reproducibility or when injection valve is leaking.
Tools required p/n Description
8710-0510 Wrench open 1/4 — 5/16 inch
8710-2394 Hex key 9/64 inch 15 cm long T-handle
Cleaning tissue and appropriate solvent like isopropanol or methanol
Parts required p/n Description
5068-0268 Rotor Seal
5068-0267 Stator
Preparations Finish any pending acquisition job and in order to avoid leaks, stop the pump running.
Reduced life time of the injection valve
Component cleanliness is crucial for the life time of the injection valve.
➔ Replace the rotor seal in a clean environment.
Removing the stator head
The stator face is held in place by the stator head. When you remove the stator head,
the stator face can fall out of the valve.
➔ Carefully handle the valve to prevent damage to the stator face.
➔ Carefully handle the stator face during sonication.
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