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ACQUITY pumps unable to compress error (Guided Troubleshooting) - WKB95210

Article number: 95210

SYMPTOMS

ACQUITY pumps unable to compress error.

ENVIRONMENT

  • ACQUITY UPLC H-Class
  • ACQUITY UPLC
  • ACQUITY UPLC I-Class
  • nanoACQUITY UPLC
  • ACQUITY Arc
  • ACQUITY UPLC M-Class

STRATEGY

  1. Inspect for leaks:
    1. At pump head - WKB82367 
    2. At check valve - WKB12201
    3. Between pump heads - WKB75880
  2. Inspect for clog at in-line filter - WKB52648
  3. Inspect the check valves.
    1. Inspect check valve on primary pump and replace if necessary - WKB12201
    2. Inspect accumulator check valve and replace if necessary WKB28156
    3. Inspect the PEEK washer/gasket on check valve - WKB32496
  4. Ensure that the intelligent intake valve is working - WKB80402
  5. Inspect the seals and plungers to ensure that they are in good condition - WKB12776
  6. Inspect the head support plates and seal wash plates to ensure that they are in good condition - WKB12857
  7. Possible that vent valve cartridge is unable to hold pressure - WKB1317

ADDITIONAL INFORMATION

 

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