ICS-1000 Ion Chromatography System Operator's Manual

ICS-1000 Ion Chromatography System• Damaged pump piston seal1. Replace the piston seal (see Section 5.6).2. If the leak persists, replace the piston (see Section 5.7).• Pump head not tight against castingCarefully tighten the pump head mounting nuts just until the leak stops. DONOT OVERTIGHTEN!• Leaking pressure transducerMake sure the liquid line connections into the pressure transducer are tight.Refer to Installation of Dionex Liquid Line Fittings (Document No. 031432)for tightening requirements. The manual is on the Dionex Reference LibraryCD-ROM (P/N 053891). Replace any damaged fittings. The pressuretransducer cannot be serviced by the user. Contact Dionex for assistance.• Leaking pump head waste valveMake sure the waste valve is closed. To close the valve, turn the knobclockwise, and tighten fingertight. DO NOT OVERTIGHTEN!Overtightening may damage the valve and the pump head.If the leak persists, replace the waste valve O-ring (see Section 5.8).• Leaking suppressorRefer to the suppressor manual for troubleshooting procedures. Suppressormanuals are included on the Dionex Reference Library CD-ROM(P/N 053891), located in the ICS-1000 Ship Kit (P/N 057905).• Leaking injection valveMake sure the liquid line connections to the transducer are tight. Refer toInstallation of Dionex Liquid Line Fittings (Document No. 031432) fortightening requirements. The manual is on the Dionex Reference Library CD-ROM (P/N 053891). Replace any damaged fittings.Liquid leaks from behind the valve stator may indicate a scratched rotor seal.Rebuild the injection valve (see Section 5.4).• Leaking cellCheck the waste lines for blockage; trapped particles can plug the lines andcause a restriction and/or leak. If necessary, clear the waste lines by reversingthe direction of flow.4-10 Doc. 031879-01 3/03