Eppendorf XplorerPlus - Manual (Page 56)

Eppendorf Xplorer® (plus) — Operating manual
56
7.4.2 5 mL and 10 mL single-channel
The piston must be in its basic position before separating the lower and upper part. Press the
rocker down to move the piston to its basic position.
1. : Unscrew the ejector sleeve.
2. : Keep the ejector pressed and turn the lower part to the left or right by approximately 30°.
Pull the lower part down to cancel the magnetic coupling of the lower part.
The lower part is separated from the upper part.
3. : Open the lower part: fit the pipette key (included in the delivery package) onto the lower
part. Hold the cylinder and unscrew it from the lower part.
The cylinder with the tip cone is separated from the upper part of the lower part. The upper
part of the lower part and the piston cannot be disassembled any further.
See the next figure.
The lower part consists of the following:
The assembly is performed in reverse order. Make sure that the magnet on the piston in the lower
part is coupled with the magnet on the spindle in the upper part. After the assembly:
 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.
1 Upper part of the lower part
2 Piston (with seal)
Piston rod with magnet (covered here by 1 "Upper part of the lower
part")
3 Cylinder and tip cone
1 2 3
4
30°
1
2
3 4
1
2
3
Hint!
For replacing an ejector sleeve, the 5 mL and 10 mL sizes are delivered with an ejector sleeve
and ejector carrier. The lower part must be removed in order to install a new ejector carrier.
7
Maintenance