Page 17 - Instruction Manual 2

Changing the Tip Holder – No
Tools Required
1. Remove the tip ejector (refer to
Changing the Tip Ejector on page 15).
2. Unscrew the connecting nut by turning it
counter-clockwise.
3. Carefully separate the lower and upper parts.
4. Remove the piston assembly, O-ring, and MAINTENANCE
seal.
5. Clean, autoclave, or replace the tip holder.
6. Reassemble the pipette (refer to
Piston Assembly (Disassembled) on
page 16).
7. Tighten the connecting nut (turn clockwise).
8. Refit the tip ejector (refer to
Changing the Tip Ejector on page 15).
Servicing the Piston Assembly
You may remove the piston assembly for cleaning
purposes only. If the piston assembly is changed,
the pipette must be adjusted and calibrated in a
Gilson authorized service Center.

NOTICE The piston assembly must not be
autoclaved.

1. Remove the tip ejector (refer to
Changing the Tip Ejector on page 15).
2. Unscrew the connecting nut by turning it
counter-clockwise.
3. Carefully separate the lower and upper parts.
4. Remove the piston assembly, O-ring, and
seal.
5. Clean and decontaminate the piston
assembly.
6. Reassemble the pipette (refer to
Piston Assembly (Disassembled) on
page 16).
7. Tighten the connecting nut (turn clockwise).
8. Refit the tip ejector (refer to
Changing the Tip Ejector on page 15).

MAINTENANCE | PIPETMAN® ClAssIC PIPETMAN® ClAssIC | UsER’s GUIDE 17