Agilent InfinityLab LC Series 1260 Infinity II Isocratic- and Quaternary Pumps User Manual 171
Maintenance
8
Exchange the Active Inlet Valve (AIV) or its Cartridge
Exchange the Active Inlet Valve (AIV) or its Cartridge
1 Unplug the active inlet valve cable from the connector.
2 Disconnect the solvent inlet tube from the inlet valve (be aware that solvent
may leak out of the tube due to hydrostatic flow).
3 Unscrew the adapter from the active inlet valve.
For bio-inert modules use bio-inert parts only!
When If internally leaking (backflow)
Tools required Description
Wrench, 14 mm
Pair of tweezers
Parts required p/n Description
G5699A Active Inlet Valve Upgrade Kit
G1312-60025 Active inlet valve body, without cartridge
G1312-60020 Cartridge for active inlet valve 600 bar
G1311-67304 Connecting tube
G1311-61601 Active Inlet Valve Cable Assembly
0100-2298 Adapter, PEEK int. 1/4-28 to ext. 10-32
G5611-60025 Active Inlet Valve (AIV, Bio-inert), without cartridge
G5611-60020 Cartridge for AIV (Bio-inert)
Preparations • Switch off pump at the main power switch and unplug the power cable.
• Use an optional solvent shutoff valve or lift up solvent filters in solvent reservoirs for avoiding
leakages.
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