1100 Series Nano Pump Service Manual 63
Troubleshooting and Test Functions 2
Initialization Failed
Initialization Failed: Pump channel A
B: Initialization Failed: Pump channel B
The nano pump failed to initialize successfully within the maximum time
window.
A maximum time is assigned for the complete pump-initialization cycle. If the
time is exceeded before initialization is complete, the error message is
generated.
Probable Causes
• Blocked active inlet valve.
• Defective pump drive assembly.
• Defective CSM board.
Suggested Actions
✔ Exchange the active inlet valve.
✔ Exchange the pump drive assembly.
✔ Exchange the CSM board.
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