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Instruction Manual and Parts List
(G323FHF__ – 630M) with
Flow Serve Type Q Seal
WARNING
This Instruction Manual and General Instructions Manual, CA-1, should
be read thoroughly prior to pump installation, operation or maintenance.
Manual No. - SRM00087
Rev. 01 (21-0001)
October, 2021

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Summary of Contents for Circor IMO G323FHF Series

  • Page 1 Instruction Manual and Parts List (G323FHF__ – 630M) with Flow Serve Type Q Seal WARNING This Instruction Manual and General Instructions Manual, CA-1, should be read thoroughly prior to pump installation, operation or maintenance. Manual No. - SRM00087 Rev. 01 (21-0001) October, 2021...
  • Page 2: Table Of Contents

    READ THIS ENTIRE PAGE BEFORE PROCEEDING FOR SAFETY OF PERSONNEL AND TO PREVENT DAMAGE TO EQUIPMENT, FOLLOWING NOMENCLATURE HAS BEEN USED IN THIS MANUAL: DANGER Failure to observe precautions noted in this box can result in severe bodily injury or loss of life. WARNING Failure to observe precautions noted in this box can cause injury to personnel by accidental contact with the equipment or liquids.
  • Page 3: General Instructions

    GENERAL INSTRUCTIONS Instructions found herein cover disassembly, assembly and parts identification of G323FHF__-630M pumps. NOTE: Individual contracts may have specific provisions that vary from this manual. Should any questions arise which may not be answered by these instructions, refer to General Instructions Manual, CA-1, provided with your order.
  • Page 4: Pump Model Identification

    Instruction manual covers Imo G323FHF__-630M pumps. Model of each pump is identified on pump nameplate. Refer to figure 1 and table 1 for instructional keys when using this manual. PUMP MODEL IDENTIFICATION FIGURE 1 - 323F H F T X 630M Design Level Lead and Rotation M = CW, 1.75D Lead...
  • Page 5: Parts List

    CAUTION Never exceed equipment's minimum or maximum allowable fluid temperature. Do not expose equipment to thermal shock. Differences in metallurgy and their respective coefficients of expansion could cause distortion of pump parts resulting in a breakdown condition. G323FHFTX-630M Parts List Description Description Case...
  • Page 6 PUMP DISASSEMBLY 1. Remove tubing (54) from inboard and outboard end of pump. Tag each tube to identify installed location. 2. Loosen setscrew (61) and remove checknut (46), coupling hub and key (44). 3. Remove seal cover (63), cap screws (9), and gasket (5). Note: Mechanical seal stationary seat will be removed with seal cover (63).
  • Page 7 4. Lubricate power rotor (34) with light oil and slide into rotor housings (11). Install inboard idler rotors (40) by aligning threads with power rotor threads, rotate idlers while pushing towards center of pump. Idler position may be observed by looking into pump inlet port. Repeat procedure for both outboard idlers (41).
  • Page 8: Troubleshooting And Field And Factory Service And Parts

    12. Install key (44), coupling hub and checknut (46). Lock checknut (46) in position by installing setscrew (61). 13. Install pump and align pump driver to pump following procedures for alignment in CA-1 Manual. TROUBLESHOOTING For assistance with troubleshooting see General Instruction Manual, CA-1 FIELD AND FACTORY SERVICE AND PARTS Imo Pump maintains a staff of trained service personnel that can provide pump installation, pump start-up, maintenance/overhaul and troubleshooting supervision as well as installation and maintenance training.
  • Page 10 CIRCOR 1710 Airport Road PO Box 5020 Monroe, NC USA 28111.5020 Tel: +1. 877.853.7867 Email: cc@circor.com Web: www.circorpt.com © 2021 CIRCOR Pumps North America, LLC. All rights reserved.

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