146 1100 Series Nano Pump Service Manual
3 Repairing the Pump
• the mixing capillary.
• the capillary going to the mixer.
• the active inlet valve cable at the Z-panel.
• the connector (P16, P11, P20) at the main board (see Figure 22 on page
135).
7 Remove the pump drive. For this, disconnect first:
• the connector (P8, P21 or P12, P14) at the main board.
8 Place the new pump drive into the recess. Reconnect the connectors at the
main board.
9 Re-install the Z-panel and the damper. Reconnect the capillaries and
connectors. (P16, P11, P20).
10 Re-install the mixing chamber to its holder.
11 Re-install the pump head. Reconnect the capillaries and the cable.
12 Re-install the flow sensor. Reconnect the capillaries and the cable.
13 Re-install the EMPV. Reconnect the capillaries, the waste tube and the
cable.
14 Replace the top foam section, optional interface board, front cover, and top
cover (see “Replacing the Top Cover and Foam” on page 154).
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