Agilent Technologies InfinityLab LC Series User Manual page 137

9 Maintenance
Replace Valve Heads
1 Switch off the module.
3 Remove all capillary connections from the valve head.
5 Put the new valve head onto the valve drive such that
the lobe fits to the groove (see also
Heads" on page 55).
Agilent InfinityLab LC Series Multicolumn Thermostats User Manual
2 Push the valve head to bring it to its outer position.
4 Unscrew the nut and remove the valve head.
6 Fasten the valve head onto the valve drive using the
"Installing Valve union nut (see also
page 55).
"Installing Valve Heads" on
137