Eppendorf Pipette Reference 2 User Manual
Page 27
Maintenance
Eppendorf Reference
®
2
English (EN)
27
6.4.3.2 Removing and installing channels
1.
and : Position a pipette tip under the piston and carefully remove the piston from the upper rail.
2. Carefully pull the piston out in an upward direction.
Do not bend the piston.
3. Hold the tip cone at the lower end and push it upwards slightly .
This compresses the spring.
4.
: Lightly lift the tip cone and release it from the lower rail.
5.
: Relax the spring by letting the tip cone slide back above the lower rail.
6. Remove the tip cone, along with the cylinder and spring, from the upper rail.
Before installation, slide the piston into the cylinder. Install the channels in reverse order.
6.4.3.3 Assembling the 10 – 300
μL multi-channel pipette
1. Fit the cover plate with the integrated ejector.
2. Push the latches downward.
3. To mount, push the lower part into the upper part until it audibly engages.
4. Carry out a gravimetric test of the systematic and random error.
This test ensures that no parts were confused during assembly and that the pipette has been assembled
correctly.
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