PRODUCT SERVICE MANUAL SERIES 110H & 210H
Contents
1. Individual contracts may have specific provision that vary from this manual Should any questions arise which may not be answered by these instructions refer to the General Instructions Manual CA 1 provided with your order For further detailed information and technical assistance please refer to Imo Pump Technical Service Department at 704 289 6511 This manual cannot possibly cover every situation connected with the installation operation inspection and maintenance of the equipment supplied Every effort was made to prepare the text of the manual so that engineering and design data is transformed into the most easily understood wording Imo Pump must assume the personnel assigned to operate and maintain the 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 ORDERING INSTRUCTIONS All correspondence pertaining to renewal parts for the equipment must refer to the instruction manual number and should be addressed to the nearest Imo representative The handling of renewal orders will be greatly facilitated if the following directions are carefully observed Give the number of the instruction manual 2 Give the model number of the pump for which the part is desired This number appears on the nameplate Designate the desired part by the IDP number and name as listed in Table 1 and pump assembly d2. not exceeding 0 5 psi when newly installed should be used The inlet strainer shall be sized to insure that the pressure at the inlet port of the pump will not under any circumstances exceed 10 inches of mercury vacuum Maintenance instructions shall provide for the periodic cleaning or replacement of the inlet strainer DESCRIPTION OF EQUIPMENT CAUTION 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 the specific application limits may be different from that of the operational limitations This equipment must not be operated without verification that operating requirements are within its capabilities OPERATING TEMPERATURE ANDTHERMAL SHOCK EXPOSURE Never operate with water The pump is designed for liquids having the general characteristics of oil Under NO circumstances are the following operating limitations to be exceeded Operating Pressure 1200 PSIG max continuous for model 110H with lube and hydraulic oils 1500 PSIG max continuous for model 210H with lube and hydraulic oils Up to 2000 PSIG under approved conditions Consult Imo Inlet Pressure 35 PSIG maximum Temperature 180 F assuming fluid viscosity is within allowed limits CAUTION Never exceed the equipments minimum or maximum allowable fluid temperature Do not expose equipment to thermal shock Diffe
3. COLFAX Fluid Handling PRODUCT SERVICE MANUAL SERIES 110H amp 210H A The IMO General Installation Operation Maintenance and Troubleshooting Manual No SRM00046 this manual and associated component manuals supplied with the unit should be read thoroughly prior to pump installation start up operation maintenance or troubleshooting Manual No SRM00011 Rev 5 14 0144 Date March 2014 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 A Failure to observe the precautions noted in this box can result in severe bodily injury or loss of life A WARNING Failure to observe the precautions noted in this box can cause injury to personnel by accidental contact with the equipment or liquids Protection should be provided by the user to prevent accidental contact CAUTION ATTENTION Failure to observe the precautions noted in this box can cause damage or failure of the equipment Non compliance of safety Safety instructions where Safety instructions which instructions identified by electrical safety is involved shall be considered for the following symbol could are identified by reasons of safe operation of affect safety for persons the pump and or protection of the pump itself are marked AN by the sign ATTENTION ATTENTION If operation of this pump is critical to your business we str
4. ded on page 4 PUMP ASSEMBLY Note Clean and inspect all parts before assembly Replace all worn or damaged parts It is recom mended that gaskets and mechanical seal be replaced regardless of their condition Wipe each part with light lubricating oil just before installing Rotate power rotor 34 frequently during assembly to ensure freedom of rotation 1 Clean all parts prior to assembly 2 Install power rotor assembly in outlet head 4 Note Special detailed instructions for power rotor assembly are given on page 5 3 Install ball bearing retainer 22 and four cap screws 23 Torque cap screws uniformly per drawing on page 4 Oo Lubricate the housing pilots with a light oil or hydraulic fluid and install new O rings 9 against shoulder of housing 1 Lubricate the thread section of the power rotor 11 and install housing on outlet head 4 Lubricate idler rotors 13 with light oil or hydraulic fluid and screw into housing Install inlet head 2 with capscrews 6 and lock washers 7 per drawing on page 3 Turn power rotor by hand Rotor should turn freely Install key 19 in rotor keyway Make sure that the key does not overhang the end of the shaft Align pump to bracket and install pump mounting bolts IDP_ Description IDP Description 2 6 CapScrew 4 0 Coupling Key 8 Pu S 20 X Seal Pin Piece 10 consists of parts 11 and 12 These parts are factory mounted and not s
5. e 5 and inspect the shaft If shaft is pitted or badly scratched or snap ring grooves are damaged the rotor subassembly 10 must be replaced Clean shaft and snap ring grooves prior to installing new seal and bearing Do not use old seal or bearing FIGURE 1 FIGURE 4 FIGURE 5 INSTALLATION OF MECHANICAL SHAFT SEALTYPE 110H amp 210H HYDRAULIC PUMP To install the mechanical shaft seal clean the shaft with solvent to remove dirt and grease Lubricate shaft with clean light lubrication oil DO NOT USE GREASE 2 After placing spring holder and spring on shaft grasp seal subassembly as shown in Figure 1 and using a rotating motion gently slide the seal subassembly on the shaft Use care not to cut the flexible Bellows See seal subassembly Figure 6 showing seal seat retainer carbon ring flexible diaphragm and drive ring Clean seal faces with alcohol and apply a light coat of clean oil 3 Slide seal seat over shaft and compress seal assembly against power rotor balance piston to expose snap ring groove 4 Using standard external snap ring pliers install snap ring 17 as shown in Figure 2 Properly seated snap ring is as shown in Figure 3 5 Place ball bearing 16 on shaft Then using a hollow tube and pressing on the inner race seat the bearing firmly against the snap ring as shown in Figure 4 6 Check mechanical seal referring to Figure 6 the flexible Bellows must show evenly out of the drive ring The drive lugs on
6. erviced separately Recommended Spare Parts All parts marked X make up a minor repair kit Other parts cannot be serviced All quantities are one except when noted in Parentheses Table 1 List of Material CHECK VALVE 914 SUPPLIED ON D210H PUMP DESIGN ONLY po IN NG PX KN Capscrew Torque Item 6 110H Series 10 2FT LBS 210H Series 40 5FT LBS N 4 M Capscrew Torque Item 23 110H and 210H Series 25 5 IN LBS 11 14 9 10 13 Pump Assembly Drawing DISASSEMBLY OF MECHANICAL SHAFT SEAL Remove four cap screws 23 and ball bearing retainer 22 Pull power rotor from outlet cover of pump After removing coupling hubfrom rotor remove outer snap ring 17 from power rotor as shown in Figure 1 Insert rotor assembly in press as shown in Figure 2 and gently press to move bearing approximately one eighth 1 8 inch Do not try to press bearing completely off because another snap ring 17 between seal seat and bearing limits seal seat movement Separate bearing and seal seat as shown in Figure 3 Insert two pieces of key stock between ball bearing and seal seat Continue to press bearing from shaft Discard bearing Remove snap ring 17 using standard external snap ring pliers Figure 4 Hold seal seat during this operation to prevent spring force from pushing seal assembly apart Note Seal bellows will normally be bonded to shaft Remove seal seat Remove seal subassembly as shown in Figur
7. ongly recommend you keep a spare pump or major repair kit in stock at all times As a minimum a minor repair kit O rings gaskets shaft seal and bearings should be kept in stock so pump refurbishment after internal inspection can be accomplished CONTENTS Safety and Table of Contents saeco me ene ene nee er eo eae ere ere Inside Cover General Instructions ccccecccceeecceceeececeeeeeeeeeeceeaeeceeseseceseueeeceuceeseaeeeseesececeeeetseeeeseneceeseeeetsagees 1 ce die Blasi UCHO eee eee ene A nnn ee iret ee en ee eee EA 1 WIRE GASTON seeren sern A E EE EEE EE E AEE 1 Special Installation WASH ACU ONS aeisssrisiasiennnendn eE EE A AEEA A EN 2 Description of the Equipment aereneerrere marek tener terme terier ea men Teer arner tem re ntn ey ter ect te tener tery erent 2 Assembly and Disassembly Instructions iciii ces scarceanncecacisnacicaiduceibasentossweaniesaas aageebinaseuestabessnianaeia s 3 Parts List and Pump Assembly Drawing din ceaurie trstdiadanectaadiees iptadellperand caumbeabadtauadmedhiakadunedrmatanimeh tien 4 Disassembly of Mechanical Shaft Seal cccccccccccccecseeeceeeeeeeeeeeeeeeeeseeeeeeseaeeeeeseeaeeeeeseaeeeessaeaes 5 Installation of Mechanical Shaft Seal 0 cc cccccccececececececcccccecececececucaucececececececececeeseauauauaenenenes 6 GENERAL INSTRUCTIONS The instructions found herein cover the disassembly assembly and parts identification of Series 110H and 210H pumps NOTE
8. rawing in this instruction manual INTRODUCTION This manual covers all basic models of the 110H and 210H series Imo pumps The model of a particular pump may be found on the nameplate Definitions of model designators are given in Figure 1 110H XXX XX Design Revision L Rotation Series Blank Clockwise LH Counterclockwise Rotor Size g7 406 Rotor Lead 95 118 2D 1 6D Figure 1 Definition of Model Designators 1 SPECIAL INSTALLATION INSTRUCTIONS Driver The Series 110H and 210H may be mounted in any position without affecting the operation of the pump Of all the positions the least desirable position for applications involving cyclic duty is with the pump mounted with the shaft down in a vertical position that is with the pump above the motor It is recommended that the unit be driven directly through a flexible coupling Inlet Position The inlet flange may be positioned in increments of 90 from the position shown on the assembly drawing To change the position of the inlet flange remove the socket head cap screws 6 and lock washers 7 Rotate the housing 1 and the inlet head 2 as a unit taking care not to damage o ring 9 Install the socket head cap screws with their lock washers and torque per pump assembly drawing page 5 Suction Strainer A suction strainer of at least 100 mesh with a flow capacity of 30 50 gpm and a pressure drop
9. rences in metallurgy and their respective coefficient of expansion could cause distortion of pump parts resulting in a breakdown condition ASSEMBLY AND DISASSEMBLY PROCEDURES Note Refer to part numbers as shown on the pump assembly drawing and the IDP numbers in Table 1 WARNING Before starting any maintenance procedure e Remove electrical service fuse de energize and lock the electrical service panel supply to the driver e Shut wire or chain shut and lock all pump piping valves If applicable shut off any steam supply lines to the pump and or driver If seal only is to be serviced follow the disassembly and reassembly procedures on pages 4 and 5 lf complete overhaul of pump is required removal of pump from its mounting and locating the pump in a suitable work area is recommended It is also recommended that all gaskets and the seal be replaced during overhaul regardless of their condition PUMP DISASSEMBLY 1 Remove pump from the bracket 2 Remove the four cap screws 6 and lock washers 7 and remove the inlet head 2 3 Remove the idler rotors 14 with their thrust shoes 15 by screwing them out of the rotor housing 1 4 Remove rotor housing 1 with o rings 9 Do not remove pin 21 5 Remove four cap screws 23 and ball bearing retainer 22 6 Remove power rotor assembly from outlet head 4 Note Special detailed disassembly procedure for the removal of the ball bearing and seal are provi
10. the retainer must engage the drive ring to their full strength Make sure seal bellows is not covering the drilled seal return hole in the power rotor 7 Install outer snap ring 17 Figure 5 8 Lightly oil rotor threads and install rotor assembly into outlet cover FIGURE 3 Retainer Rotating Carbon Flexible Notches Ring Bellows Drive Ring FIGURE 6 FIGURE 5 IMO Pump 1710 Airport Road 28110 PO Box 5020 Monroe NC USA 28111 5020 Tel 1 704 289 6511 1 877 853 7867 Fax 1 704 289 9273 Email imo pump colfaxcorp com Web www imo pump com CERTIFIED ISO 9001 ER E of A Ta TE lA SA QMS ed Lie Accredited by the Council National Accreditation Program for Accreditation RvA RTIFICAN COLFAX Fluid Handling 2012 Colfax Fluid Handling all rights reserved ALLWEILER COT PURITECH HOUTTUIN IMO LSC ROSSCOR TUSHACO WARREN
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