Agilent Technologies 1290 infinity - Page 174

174 1290 Infinity Quaternary Pump User Manual
9 Maintenance
Remove the Pump Head Assembly
6
Counter the lock screw of the heat exchanger capillary
while loosening the outlet valve. Keep the outlet valve
installed to the pump head assembly.
7 Open the four screws holding the pump heads.
NOTE
Open all screws step by step, not screw by screw.