Hach TenSette plus Basic User Manual page 10

9.2 Pipette lubrication
If the pipette is used daily, it should be checked and lubricated every three months. Do the setps that
follow and refer to Figure 4
1. From the menu, select Menu > Options > Service.
2. Press the trigger before disassembling the pipette.
3. Pull down the complete tip cone module.
Note that the tip ejector button is in fully up position.
4. Remove the complete tip cone module by pulling it out
5. Seperate the tip ejector sleeves (top and bottom) by pulling it into two parts.
6. Push the snap fittings to release the cylinder and remove the cylinder.
7. Push forward and clean the piston with a dry napless cloth.
8. Check the the complete tip cone module for foreign particles.
9. Grease the cleaned parts with the lubricant that comes with the pipette.
10. Reassemble the the tip cone module in reverse order.
Note: In order to make the reassembling of the tip cone module easier, position the connecting pieces of the
upper and the lower part accordingly one above the other. Press now both parts together until you hear a "click"
sound.
Figure 4 Pipette handle
1 Tip ejector button
Figure 5 Cone module components
1 Tip ejector sleeve (top side)
2 Spring
3 O-ring
9.3 Storage
When the Hach TenSette plus is not in use, make sure it is stored in an upright position. The use of
the Hach pipette stand (Item no. BBP088) is recommended for this purpose.
10 English
and Figure 5.
4 Cylinder
5 Tip ejector sleeve (bottom
side)
6 Snap fitting
2 Trigger
7 Piston
8 Connecting cavity
9 Small fitting