Circor IMO C324AXFX-250 Product Service Manual

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PRODUCT SERVICE MANUAL

FOR

C324AXFX-250/12005 PUMP

WARNING

This Instruction Manual and General Instructions Manual, SRM00046, should

be read thoroughly prior to pump installation, operation or maintenance of

Pump.

SRM00110

Rev. 01 (12-0241)

JUNE, 2012

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Summary of Contents for Circor IMO C324AXFX-250

Page 1 PRODUCT SERVICE MANUAL C324AXFX-250/12005 PUMP WARNING This Instruction Manual and General Instructions Manual, SRM00046, should be read thoroughly prior to pump installation, operation or maintenance of Pump. SRM00110 Rev. 01 (12-0241) JUNE, 2012...
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 C324AXFX- 250/12005 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 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 / 12500 Design Modification Special Pump Suffix Pump...
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 (Polymer) ---------------------Falling Ball Viscosity (Norm) ------1000-7000 Poise MINIMUM –...
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. DANGER BEFORE working on equipment, make sure all power to equipment is disconnected and locked-out.
Page 7 I.1.1 SEAL REMOVAL Step 1. Re-install the centering clips finger tight, ensuring the clip is toward the cartridge gland. Step 2. Loosen the gland bolts (5). Step 3. Tighten centering clip cap screws 1/8 turn (roughly 20 in-lbs. (2.26 Nm)). Step 4 Loosen all set screws in the locking ring.
Page 8 Step 11. Make sure that the gland is properly centered over the sleeve by turning the shaft by hand to ensure the seal turns freely. If metal to metal contact is heard inside the seal, proceed to Seal Removal (Section I.1.1). Complete Steps 1-4. Step 12.
Page 9 J. PUMP ASSEMBLY PROCEDURE Notes: Prior to reassembly of pump, all parts should be cleaned and inspected for nicks and burrs. Replace all worn or damaged parts. Imo Pump recommends automatic replacement of gaskets, O-rings, bearings and mechanical seal when these parts are disturbed from their previously installed positions.
Page 10 Figure 2 - Set Adjustment Screws, Inboard End Using a parallel bridge, measure and record distances “Q” and “X” on inboard end cover (17). Subtract “Q” from “X” and add .009” (.23 mm) (60% of gasket (4) thickness) to this number. Set adjusting screws to this distance from housing end face to adjusting screw end face.
Page 11 Figure 3 - Set Adjustment Screws, Outboard End Measure and record distance “Y” 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 rotor housing (8), (10) are seated against inboard housing adjusting screws.
Page 12 Step 5. Installation of Rotors and Setting Power Rotor End Clearance Install woodruff key (26) in power rotor (13) key slot and install thrust collar (16) on key and power rotor shaft. Seat squarely against shoulder. Slide power rotor (13), into outboard end of pump.

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Imo c324axfx-12005