PRODUCT SERVICE MANUAL FOR F312XICR-312_
Contents
1. Pump PRODUCT SERVICE MANUAL FOR F312XICR 312 325 400 and437 Pumps For Solar Turbines A WARNING This manual and the General Installation Operation Maintenance and Troubleshooting Manual SRM00046 should be read in their entirety prior to installing operating or servicing this pump Manual No SRM00105 Rev 00 December 2011 READ ENTIRE PAGE BEFORE PROCEEDING FOR SAFETY OF PERSONNEL AND TO PREVENT DAMAGE TO EQUIPMENT THE FOLLOWING NOMENCLATURE HAS BEEN USED IN THIS MANUAL AN DANGER Failure to observe precautions noted in this box can result in severe bodily injury or loss of life AN WARNING Failure to observe precautions noted in this box can cause injury to personnel by accidental contact with the equipment or liquids Protection should be provided by user to prevent accidental contact CAUTION ATTENTION Failure to observe precautions noted in this box can cause damage or failure of equipment Non compliance of safety Safety instructions where Safety instructions which shall be instructions identified by electrical safety is considered for reasons of safe the following symbol could involved are identified by operation of pump and or protection of affect safety for persons the pump itself are marked by the sign uN A N ATTENTION CONTENTS SAFETY AND TABLE OF2. GONTENTS 4 erotic drea bct rtr e Pea edet etg ute 2 A GENERAL INSTRUCTIONS sitions ce tincta duca te ie 3 B INTRODUCTION v 3 C DESCRIPTION OF EHE PUMP ai kiwa 3 D PUMP MODEL IDENTIFICATION 5 ii eee teure porre i reae net rn enira panna wwa 4 E OBDERINGINSIRUGTIONS ia IN T Ee ED dc de n lr a e aper tnt 4 E OPERATION wi hiii Ms akt dal zb co EAE EAA MEA dol a taa to do 4 Gi PARIS IS e n a a Av iieee citamnnen trad N aat 5 H ASSEMBLY AND DISASSEMBLY 5 ter ein RA Mae eo DA ERN ERR PE ERE CK EUER 5 l SIROUBLEESPHOOTIBG eoe tts dts paea seiso uo Eee ed cerunt toa been du afe pun RR ERAT nindi 6 J FIELD AND FACTORY SERVICE AND PARTS cesses enne nnne 6 K ASSEMBLY DRAWING atea tot Ls Races ur Dekor prd EAM pbi Malaki 7 IMPORTANT NOTE If operation of pump is critical to your business we strongly recommend keeping a spare pump or major repair kit in stock at all times For expeditious pump refurbishment as a minimum keep a minor repair kit o rings gaskets shaft seal and bearings in stock A GENERAL INSTRUCTIONS Instructions found herein cover disassembly assembly and parts identification of F312XICR series 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 For further detailed information and technical assistance please
3. in Figure 1 below C DESCRIPTION OF EQUIPMENT F312XICR pumps are positive displacement rotary screw pumps consisting of a precision bored housing that encloses a driven screw power rotor and two intermeshing following screws idler rotors These screws when rotating form a succession of closures or cavities As they rotate fluid is moved axially from inlet port to outlet port in a continuous uniform flow with minimum fluid pulsation and pump noise D PUMP MODEL IDENTIFICATION This instruction manual covers Imo F312XICR pumps Model of each pump is identified on pump nameplate F 312 KIC R 437 AK LEAD PUMP MODIFIER 312 2D CW 325D 2D CCW BASIC DESIGN 325R 1 6 D CCW 400AK 1 35D CCW 437AK 1 35 D CCW SERIES 437F 1 7D CCW INLET TYPE A ROTOR SIZES R Axial Inlet 312 325 400 437 FIGURE 1 Model Designators E ORDERING INSTRUCTIONS When corresponding with Imo Pump regarding F312XICR pumps refer to pump nameplate this instruction manual and assembly drawing as instructed below 1 From pump nameplate record pump model number serial number and manufactured date 2 Record instruction manual number revision and date 3 From assembly drawing and or parts list table 2 in manual provide identification numbers and names for replacement part s 4 Give above information to your Imo service representative Imo sales and service representatives are listed herein and in Ge
4. refer to Imo Pump Technical Customer Service Department at 704 289 6511 This manual cannot possibly cover every situation connected with installation operation inspection and maintenance of equipment supplied Every effort was made to prepare manual text so that engineering and design data is transformed into most easily understood wording Imo Pump must assume personnel assigned to operate and maintain supplied equipment and apply this instruction manual have sufficient technical knowledge and are experienced to apply sound safety and operational practices which may not be otherwise covered by this manual In applications where equipment furnished by Imo Pump is to become part of processing machinery these instructions should be thoroughly reviewed to ensure proper fit of said equipment into overall plant operational procedures A WARNING If installation operation and maintenance instructions are not correctly and strictly followed and observed injury to personnel or serious damage to pump could result Imo Pump cannot accept responsibility for unsatisfactory performance or damage resulting from failure to comply with instructions B INTRODUCTION This instruction manual covers F312XICR pumps This series of pumps has been designed for use in Lube oil applications Model and design construction of each pump can be identified by designator code on pump nameplate Definitions of model designators are identified
5. ding rotor assembly into case housing 1 bores 4 Install snap ring 6 in case housing 1 5 Install inlet 4 on case housing 1 using bolts 9 Torque bolts to value on assembly drawing 6 Install coupling hub key 10 and Install and align pump and driver as specified in General Installation Operation Maintenance and Troubleshooting Manual SRMO00046 TROUBLESHOOTING For assistance with troubleshooting see General Installation Operation Maintenance and Troubleshooting Manual SRMO00046 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 Our factories provide maintenance as well as overhaul and test facilities in the event user prefers to return pumps for inspection or overhaul Pumps that have been factory overhauled are normally tested and warranted as new for a period of one year from date of shipment For either field service or factory overhaul assistance contact your local Imo Sales Office or representative at Technical Customer Service Department in Monroe NC USA Most pumps have repair kits available Minor Repair Kits are used to repair leaking seals bad bearings and or for re assembly after pump tear down They include as applicable pump shaft seals packing all gaskets O rings and bearings Major Repair Ki
6. e floor slippery and cause personal injury 1 Close discharge piping to pump disconnect piping and drain unit Remove pump from driver Remove coupling key 10 2 Remove inlet head 4 by removing capscrews 9 and then remove gasket 8 3 Remove snap ring 6 from case housing 1 4 Remove power rotor 2 with bearing 5 and intermeshed idlers 3 from case housing 1 CAUTION Be sure intermeshed idlers 3 do not drop as they emerge from case housing 1 5 Remove bearing 5 from power rotor 2 by first removing retaining ring 7 and then pressing bearing 5 off power rotor 2 H 4 PUMP ASSEMBLY PROCEDURE See Assembly Drawing Note 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 replacement of gasket 8 and ball bearing 5 when these parts are disturbed from their previously installed positions Coat all parts with light lubricating oil to assist in assembly 1 Install ball bearing 5 on power rotor 2 by pressing only on inner race of ball bearing 5 until it seats firmly next to step in shaft 2 then install snap ring 7 in groove on shaft 2 2 Mesh the two idlers 3 and power rotor 2 together into a rotor assembly making sure idler rotors 3 and balance piston are properly engaged 3 Install rotors with installed ball bearing 5 and snap ring 6 by sli
7. neral Installation Operation Maintenance and Troubleshooting Manual SRM00046 OPERATION F 1 LIQUID LIMITATIONS CAUTION ATTENTION Never operate with water Pump is designed for liquids having general characteristics of oil F 2 OPERATING LIMITS CAUTION ATTENTION Operating conditions such as speed fluid viscosity temperature inlet pressure discharge pressure filtration duty cycle drive type mounting etc are interrelated Due to these variable conditions specific application limits may be different from that of operational limitations Equipment must not be operated without verifying system s operating requirements are within pump s capabilities 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 MAX MUM SPEED 2 5 entrato tm RE oin DR RE n 2250 RPM VISCOSITY diced tire o ex tiu edenda 40 SSU 4 3 CST Min 3000 SSU 650 CST Max MINIMUM MAXIMUM LIQUID TEMPERATURE een 0 to 250 F 18 to 121 C MAXIMUM INLET PRESSURE 1 ihr imba bh Sunt nika o a redo ar eset ikae 25 Psig MAXIMUM DISCHARGE PRESSURE isse ene 200 psig Cont Duty AERA TON 5er het icto cde ten retener e etd tete See General Instruction Manual SRM00064 DRIVE ec cc Direct only MOUNTING zie to rM tt etie ket tu Ee te mi
8. tate eret eu Flange mounted G PARTS LIST Table 2 Pump Parts List IDP QTY DESCRIPTION KIT IDP QTY DESCRIPTION KIT 1 1 Case Housing 10 1 Key 2 1 Power Rotor 11 1 Nameplate 3 2 ldler 12 1 Nameplate Rotation 4 1 Inlet head 13 1 Nameplate Suction 5 1 Bearing X 14 1 Nameplate Discharge 6 1 Retaining Ring X 19 1 Nameplate Drive 7 1 Retaining Ring X 20 4 Pipe Plugs 8 1 Inlet O ring or Gasket X 21 3 Pipe Plugs 9 6 Cap Screws X Minor Repair Kit Items Assembly and Disassembly Procedures AN WARNING Failure to observe precautions while installing inspecting and maintaining 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 AX DANGER BEFORE working on equipment make sure all power to equipment is disconnected and locked out H 1 GENERAL COMMENTS NOTE Part number identifiers contained within parenthesis such as 9 refer to circled numbers shown on assembly drawing H 2 TOOLS REQUIRED Procedures described in manual require common mechanics hand tools a torque wrench dial indicator and suitable lifting device such as slings straps etc H 3 DISASSEMBLY PROCEDURES See Assembly Drawing A CAUTION Fluid leakage from disassembly of pump may mak
9. ts are sufficient to rebuild completely worn out pumps to as new condition They include all parts found in Minor Repair Kits plus all major internal parts subject to wear Since kits have all necessary parts it is preferred that they be purchased rather than selecting individual parts When parts are individually selected from Parts List some needed components are often overlooked In addition mixing worn or used parts with new parts risks rapid wear and shortened service life from new parts way NL o LZ ZU ZZ r TORQUE TO E dm aoa LEFT ANZ Sp PE MY W724 SECTION C C 2 SECTION B B 21 10 an Caw lt 6 E QA iih i 22 Sq xd SECTION A A F3ICXICR Assembly Drawing m Pump A Colfax Business Unit IMO Pump 1710 Airport Road 28110 PO Box 5020 Monroe NC USA 28111 5020 TEL 1 704 289 6511 Email imo pump colfaxcorp com Web www imo pump com HOUTTUIN
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