Agilent 8453 Dissolution Testing System Installing and Operating Manual 79
Using the Peristaltic Pumps 1VS and 8VS 3
Maintaining Your Pump
Replacing Drive Belt
1 Put the drive belt (part number 89092-60004) over the toothed-wheel of the
gear box.
2 Push the drive belt onto the toothed-drive wheel, at the same time turning
the toothed-drive wheel of the gear box.
3 Replace the gear box mounting-plate. Check Figure 31 on page 76 for the
correct positioning of the plate.
4 Screw the four screws into the gear box mounting-plate, using a Phillips
screwdriver.
5 Replace the pump housing cover.
6 Screw the four screws into the top cover, using a Phillips screwdriver, see
Figure 32 on page 77.
7 Replace the pressure-wheel assembly, see “Replacing the Pressure-wheel
Assembly” on page 76.
Changing the Fuse
If your pump does not work, check the fuse. The fuse is behind the power
socket. Remove the fuse cover to access the fuse. See Table 20 on page 74 for
the part numbers. Select the correct fuse for the voltage setting you use.
1 Use a screwdriver to open the fuse cover.
2 Remove the fuse and replace with a new one.
3 Close the fuse cover.
Make sure line-power cord is disconnected before installing or replacing a fuse.
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