Thermo Scientific Vanquish VH-P10-A-02, Operating Manual

Page: 159 / 238

7 • Maintenance and Service
Vanquish Pumps (VH-P10-A-02) Operating Manual Page 159
3. Remove the seal wash bodies from the pump head if applicable.
4. Remove the pump head seals. Using tweezers facilitates the
procedure for the seals labeled 1 and 3 in the picture.
Figure 62: Pump head seals
No. Description
1 Pump head seal, O-ring 65x1.5
2 Pump head seal, O-ring 9x1.5
3 Pump head seal, O-ring 45x1.5
5. Install the new seals.
Place the seal onto the receiving groove. With your finger on the
seal, follow the groove shape until the seal rests exactly in the
groove.
6. Insert the seal wash bodies into the pump head if applicable. Mind
the correct orientation. The even side faces the pump head.
Figure 63: Orientation of the seal wash body
No. Description
1 Side facing the pump head
2 Side facing the seal wash plate