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Summary of Contents for Circor IMO C324AXFS-250/12004
- Page 1 PRODUCT SERVICE MANUAL C324AXFS-250/12004 PUMP WARNING This Instruction Manual and General Instructions Manual, SRM00046, should be read thoroughly prior to pump installation, operation or maintenance of Pump. SRM00109 Rev. 02 (21-0001) October, 2021...
- Page 2 READ THIS ENTIRE PAGE BEFORE PROCEEDING FOR THE SAFETY OF PERSONNEL AND TO PREVENT DAMAGE TO THE EQUIPMENT, THE 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.
- Page 3 A. GENERAL INSTRUCTIONS Instructions found herein cover disassembly, assembly and parts identification of C324AXFS- 250/12004 pump. 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, SRM00046, provided with your order.
- Page 4 D. PUMP MODEL IDENTIFICATION This instruction manual covers Imo C324AXFS-250/12004 pumps. Model of pump is identified on pump nameplate. Refer to Figure 1 and Table 1 for instructional keys when using this manual. C 324A - 250 / 12004 Special Bill...
- Page 5 Under no circumstances are the following operating limits (specified in Table 1) to be exceeded without specific approval from Imo Pump. Table 1 – Normal Pump Operating and Structural Limits MAXIMUM SPEED 86 RPM VISCOSITY Falling Ball Viscosity (Norm) 1100 Poise Viscosity @ Shear = 10 sec-1 930 Poise Viscosity @ Shear = 100 sec-1...
- Page 6 H. PUMP MAINTENANCE WARNING Failure to observe precautions while installing, inspecting, and maintaining the pump can cause injury to personnel from accidental handling of liquids that may harm skin or clothing, or fire hazard risks from flammable liquids, or injury from high pressure fluid jets.
- Page 7 SERVICING THE MECHANICAL SEAL The mechanical seal supplied is a Chesterton 180 Cartridge type. PP046KNK is Imo Pump’s assigned part number. If a sealing problem develops, it is recommended the complete cartridge be returned to the nearest Chesterton repair facility for evaluation and possible rebuild or contact the Imo Pump Service Department for assistance.
- Page 8 Step 9. Retighten the six set screws (dog point first) to 55 + 5 in-lbs. (6.2 + .56 Nm). Step10. Loosen cap screws holding centering clips in place. Remove centering clips and store away for later use. Step11. Make sure that the gland is properly centered over the sleeve by turning the shaft by hand to ensure the seal turns freely.
- Page 9 Step 7. Slide inboard rotor housing (8) from inboard end of pump case (1). Slide outboard rotor housing from outboard end of pump case (1). Removal of rotor housing will include housing adjusting screws (19) and jam nuts (25). Note: If a major kit is to be installed it is not necessary to disassemble thrust collar (16), woodruff key (26) and shim (36) from power rotor (13) or adjusting screws (19) and jam nuts (25) from rotor housings (8 &...
- Page 10 When correct adjustment is confirmed, re-install gasket (4) and inboard cover (17) using bolts (2). Torque bolts (2) to 200+ 10 ft-lbs. (270 + 14 Nm). Repeat above procedure for outboard end cover (15) following directions outlined in Figure 3. When correct adjustment is confirmed for the outboard end cover, proceed to Step 5 before final installation of outboard cover (15).
- Page 11 Figure 3 - Set Adjustment Screws, Outboard End Measure and record distance “Z” of flange face of outboard end cover (15) to counter-bore face. Add .009” (.23 mm) (60% of gasket (4) thickness) to this number. Make sure non drive end rotor housing (10) flange is fully seated in case (1) locating band counter-bore.
- Page 12 Step 6. Install Chesterton 180 cartridge mechanical seal (27) per instruction in Mechanical Seal Section of this manual. See Section I.1.2. K. INSTALLATION, ALIGNMENT, AND TROUBLESHOOTING For instructions regarding Installation, Alignment and Trouble shooting see General Instruction Manual, SRM00046. L. 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 13 Figure 4A – Pump Assembly Drawing...
- Page 14 Figure 4B – Pump Assembly Drawing...
- Page 15 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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