Agilent Technologies Infinity II 1290

Agilent 1290 Infinity II Flexible Pump User Manual 107
Maintenance
7
Pump Head Procedures
6
Use the mounting tool for removing tubing connections
between the degassing unit and the MCGV.
7 Open the black plastic screw of the inlet valve at the
bottom of the left primary pump head (1) and remove the
inlet weaver by first pushing it downwards (2) and then
pulling it out to the left (3).
8 Open the four screws holding the pump heads.
NOTE
Open the screws step by step, not screw by screw.
9
Remove the complete pump head assembly by holding
both heads and pulling it to the front.
10 Proceed to install (see “Install the Pump Head Assembly” on page 131) or disassemble the pump head (see
“Disassemble the Pump Head Assembly” on page 108).
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