Agilent 1260 liquid-phase proportional valve cartridge is not cleaned what is the effect of

Clogging, damage. Agilent 1260 liquid phase proportional valve cartridge not cleaned easily leads to damage to the inlet check valve spool, resulting in lower pressure and regular fluctuations, thus clogging. Agilent Liquid Chromatograph is an analytical instrument used in the field of agronomy, food science and technology, which was inaugurated on August 31, 2015 .