Replace The Solvent Selection Valve (Isocratic Pump) - Agilent Technologies InfinityLab LC Series User Manual

8 Maintenance

Replace the Solvent Selection Valve (Isocratic Pump)

Replace the Solvent Selection Valve (Isocratic
Pump)
When If leaking internally (crossflow between the ports), or if one of the channels is blocked
Tools required p/n
8710-0899
Parts required p/n
5067-5895
Preparations Switch off the pump at the main power switch.
1 Lift solvent bottles out of the solvent cabinet and place
them on the table. Disconnect the solvent tubes from
the solvent selection valve and empty the tubes into the
bottles. Place the bottles back into the solvent cabinet.
3 Using a screwdriver, loosen the holding screws of the
valve holder.
Agilent InfinityLab LC Series 1260 Infinity II Isocratic and Quaternary Pumps User Manual
Description
A
Screwdriver Pozidrive Shaft
Description
A
Solvent selection valve
2 Disconnect all tubings from the solvent selection valve.
4 Carefully disconnect the valve cable at the SSV
connector on the Z-Panel.
5 Using a screwdriver, loosen the holding screws of the
degasser front cover.
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