Thermo Scientific thermoscientific Vanquish Pumps C, Operating Manual

Page: 156 / 296

7 • Maintenance and Service
Page 156 Pumps C, Pumps F ( VC-Pxx, VF-Pxx)
Operating Manual
Figure 51: Seal wash plate (no-channel side)
No. Description
1 Seal wash plate (no-channel side)
2 Seal wash seals
7. Place the seal wash plate onto the pump head, with the seals facing
the pump head.
Figure 52: Pump head with seal wash plate installed
8. Install the pistons. Follow the related steps in Replacing the Pistons
( } page 144) .
9. Install the pump head. See Installing the Pump Head (
}
page 140) .
10. Inspect all flow connections on the pump head for indications of
leakage. Tighten leaky connections when the system pressure is
down to zero.
11. Test the system wash system and pump for leakage (see Testing the
Seal Wash System for Leakage ( } page 130) and Testing the Pump
for Leakage (General Test) (
}
page 179) ).
12. If you replaced also the piston seals, proceed with the specific steps
further down.