8
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Troubleshooting
Page 212
Vanquish Pumps (VH-P10-A-02) Operating Manual
2. Take remedial action if required.
♦
Compression value lower than indicated in the table
Replace the outlet check valve.
♦
Compression value higher than indicated in the table
♦
The piston seal may be defective. Replace the piston seal.
♦
The inlet check valve may be defective. Replace the inlet
check valve.
♦
Very high compression (message "Compression limit reached"
and low pressure)
♦
Air bubbles may be present in the pump. Make sure that no
air bubbles are present in the solvent lines and then, purge
the pump.
♦
If solvent shut off valves are installed:
Verify that the valves
are open.
♦
Excessive leakage may be present on the inlet check valve.
Remove the solvent line from the solvent reservoir and the
solvent line filter from the solvent line. While the pump is
running, observe the liquid in the solvent line. If the liquid
moves also against the direction of flow during the stroke,
the inlet check valve may be defective. Replace the inlet
check valve.
Содержание Vanquish VH-P10-A-02
Страница 1: ...Vanquish Pumps VH P10 A 02 Operating Manual 4820 4411 EN Revision 1 0 October 2017 thermoscientific ...
Страница 4: ...Contacting Us Page 4 Vanquish Pumps VH P10 A 02 Operating Manual ...
Страница 10: ...Contents Page 10 Vanquish Pumps VH P10 A 02 Operating Manual ...
Страница 30: ...2 Safety Page 30 Vanquish Pumps VH P10 A 02 Operating Manual ...
Страница 46: ...4 Unpacking Page 46 Vanquish Pumps VH P10 A 02 Operating Manual ...
Страница 80: ...5 Installation Page 80 Vanquish Pumps VH P10 A 02 Operating Manual ...
Страница 232: ...11 Appendix Page 232 Vanquish Pumps VH P10 A 02 Operating Manual ...
Страница 233: ...12 Index Vanquish Pumps VH P10 A 02 Operating Manual Page 233 12 Index ...
Страница 238: ...Thermo Fisher Scientific Inc 168 Third Avenue Waltham Massachusetts 02451 USA www thermofisher com ...