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Thermo Fisher Scientific

Pump Motor Lost Control

This document addresses common issues with pump mechanisms in various ICS models, such as loud metallic noises and errors like "Pump Motor Lost Control" and "Camshaft Error." It provides troubleshooting steps, including replacing the pump mechanism and contacting technical support. Relevant for users of ICS-1000 to ICS-6000 series, it emphasizes maintenance and repair, crucial for effective chromatography operations. Suitable for search queries on pump motor issues and troubleshooting in chromat

Issue

  • My pump is making a loud metallic scraping noise
  • Pump motor lost control error 
  • Camshaft error
  • Current error

Environment

Resolution

  1. If the pump is making a loud, metallic scraping noise, then the pump mechanism needs to be replaced.
  2. Errors like Pump Motor Lost Control, Camshaft and Current Errors are also pointing to the pump mechanism failing.
  3. Please reach out to technical support. 
  4. Reference respective service manual for P/N to order.

Cause

Pump mechanism failure