Assemble LongLife Pump Heads (G7132A)
| For biocompatible modules use bio / biocompatible parts only! Do not mix with bio-inert parts. |
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.
Tools required
Qty. | p/n | Description | |
|---|---|---|---|
1 |  | G7120-68708 | InfinityLab System Tool kit |
1 | | G4220-20013 | 4 mm hex bit |
1 | | G4220-20015 | Adapter ¼ in square to hex |
1 | | G4220-20041 | Bit Torx 10x25 mm |
1 | | G7132-42000 | Bio Pump Head Holder |
1 | | 5067-6197 | Seal Handling Device |
1 |
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| Isopropanol |
Parts required
Qty. | p/n | Description | |
|---|---|---|---|
2 | | G7131-20009 | Seal biocompatible |
2 | | 0905-1731 | Bio-Inert Wash Seal |
NOTE
Seals must be exchanged in both primary and secondary pump heads.
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Lubricate the seals, the seal holder, and the pump chambers with isopropanol.
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Repeat for the other pump chamber.
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Repeat for the other seal holder.
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Lubricate piston with isopropanol before insertion.
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Mind the correct orientation of the seal holder.
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Loosely tighten the pump head screws in a crosswise manner until the spring housings tilt slightly.
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Tighten the pump head screws crosswise.
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Do not fix the screws at this stage!
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Binary/High-Speed Pumps only
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base-id: 4291570827
id: 18014402801052811