Agilent Technologies 1290 infinity - Page 57

57
Pump Head Maintenance (Quaternary and Flexible Pumps)
3
Disassembling the Pump Head
8
Open the 2.5 mm hex screw at the top of the primary
pump head, which fixes the connection capillary of the
heat exchanger. Then lift up the capillary and remove it
from the primary pump head.
9 Remove both pump heads from the link plate by pushing
the clips at the rear of the plate.
Primary pump
head
Heat exchanger with
connection capillary
Secondary pump head
Link plate
Clips