Jichuan Fault Analysis & Troubleshooting Table (QZ/H Submersible Axial / Mixed Flow PUMPS) - FAQ-News - WEIR JICHUAN PUMPS (JIANGSU) CO.,LTD. - Manufacturer of Unidirectional / Bi-Directional Submersible Full-Flow Pumps, Vertical / Sled-Type Submersible Mixed Flow Pumps and Submersible Axial Flow Pumps