8Maintenance
Pump Head Maintenance (Tool Free)
1260 Infinity II Flexible Pump User Manual 200
Assemble Pump Heads (G7131C)
This procedure shows how to exchange seals, and reassemble the pump head
assembly.
Exchanging seals is exemplarily shown for the primary pump head, but works in
the same way for the secondary pump head.
For 1290 Infinity II Bio LC modules, use bio / bio-compatible parts only.
Do not mix parts between 1260 Infinity II Bio-Inert LC modules and 1290 Infinity II Bio LC modules.
Tools required p/n Description
G7120-68708 HPLC System Tool Kit-Infinity-II
G4220-20013 4 mm hex bit
G4220-20015 Adapter ¼ in square to hex
G4220-20041 Bit Torx 10x25 mm
G7132-42000 Bio Pump Head Holder
5067-6197 Seal Handling Device
Isopropanol
Parts required # p/n Description
2 G7131-20009 Seal Bio-Compatible
2 0905-1731 Bio-Inert Wash Seal
Seals must be exchanged in both primary and secondary pump heads.
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