Thermo Scientific thermoscientific Vanquish Pumps C, Operating Manual

Page: 173 / 296

7 • Maintenance and Service
Pumps C, Pumps F ( VC-Pxx, VF-Pxx)
Operating Manual Page 173
7.9.2.1 Solvent Lines From Reservoir To Pump Inlet
When
Damage or blockage of the solvent line
Parts and additional items required
• Solvent line between solvent reservoir and pump inlet
• Solvent suitable for purging
Preparations
• Empty the solvent lines (see Emptying the Solvent Lines
(
}
page 171) ).
Follow these steps
1. Remove the solvent line from the reservoir cap:
a) Remove the filter from the solvent line.
b) Remove the retaining guide.
c) Pull the solvent line out of the reservoir cap.
2. Disconnect the solvent line on the pump inlet.
3. Remove the solvent line from the pump and all modules above the
pump in the system stack. When removing the solvent line from the
tubing guides, be careful not to pull on other tubing in the guides.
4. To install the new solvent line, follow the related steps in Connecting
the Solvent Lines ( } page 64) .
5. To remove any air bubbles from the solvent lines, purge the pump.
7.9.2.2 Solvent Lines From Pump Inlet to Proportioning Valve or Degasser
This section applies to all pumps except the isocratic pump.
When
Damage or blockage of the solvent line
Parts and additional items required
• Solvent line between pump inlet and proportioning valve or
degasser inlet, as applicable for the pump
• Solvent suitable for purging