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Agilent InfinityLab LC Series Vialsamplers User Manual
250
8
Maintenance
Exchange the Metering Seal and Piston
Exchange the Metering Seal and Piston
When
•
Injection volume reproducibility problems are observed
•
Leaks or blockages are observed.
•
The limit for the metering seal EMF counter is exceeded.
•
The metering seal needs to be replaced as part of the yearly maintenance.
Tools required
p/n
Description
8710-0510
Open-end wrench 1/4 — 5/16 inch
8710-2392
4 mm Hex key
8710-2411
3 mm Hex key, 12 cm long
01018-23702
Insert tool
Cleaning tissue and appropriate solvent like isopropanol or methanol
Parts required
p/n
Description
0905-1717
Metering Seal, 40 µL
OR
0905-1503
Metering Seal, 100 µL
OR
0905-1294
Metering Seal, 900 µL
5067-5920
Piston, 40 µL, Zirconia
for 40 µL analytical head
OR
5067-5678
Piston, 100 µL, Zirconia
for 100 µL analytical head
OR
G4267-60462
Piston, 900 µL, Sapphire
Preparations
•
Finish any pending acquisition job.
•
Stop the flow at the pump and remove the solvent lines from the eluent bottles to avoid spilling
solvent.
•
Close the shutoff valves at the pump if available.
NOTE
When the instrument setup has changed, configure the new setup in the online
view of the Chromatographic Data System. See