Home

PDF

1. are in place AVOID contact with hot areas of the pump and or drive Certain operating conditions temperature control devices jackets heat tracing etc improper installation improper operation and improper maintenance can all cause high temperatures on the pump and or drive DO NOT operate pump if the suction or discharge piping is not connected DO NOT place fingers into the pumping chamber or its connection ports or into any part of the drive train if there is any possibility of the pump shafts being rotated i THE PUMP must be provided with pressure protection This may be provided through a relief valve mounted DO NOT exceed the pumps rated pressure speed and directly on the pump an in line pressure relief valve temperature or change the system duty parameters WARNING a torque limiting device or a rupture disk If pump from those the pump was originally supplied without rotation may be reversed during operation pressure WARNING confirming its suitability for the new service protection must be provided on both sides of pump Relief valve adjusting screw caps must always point towards suction side of the pump If pump rotation is reversed position of the relief valve must be changed Pressure relief valves cannot be used to control pump Pp PP BEFORE operating the pump be sure that e Itis clean and free from debris Pip PPP WARNING all valves in the suction and discharge pipelines flow or re
2. WARNING INSTALL pressure gauges sensors next to the chamber reservoir relief valve adjusting cap fitting pump suction and discharge connections to monitor etc be sure that pressures e Any pressure in the chamber has been completely vented through the suction or discharge lines or other appropriate openings or connections USE extreme caution when lifting the pump Suitable lifting devices should be used when appropriate Lifting e The pump drive system means motor turbine eyes installed on the pump must be used only to lift engine etc has been locked out or otherwise WARNING the pump not the pump with drive and or base plate been made non operational so that it cannot be If the pump is mounted on a base plate the base plate started while work is being done on the pump must be used for all lifting purposes If slings are used for lifting they must be safely and securely attached For weight of the pump alone which does not include the drive and or base plate refer to the Viking Pump product catalog i gt e You know what material the pump has been handling have obtained a material safety data sheet MSDS for the material and understand and follow all precautions appropriate for the safe handling of the material DO NOT attempt to dismantle a pressure relief valve that has not had the spring pressure relieved or is BEFORE operating the pump be sure all drive guards mounted on a pump that is operating
3. be stored or not used for six months or more pump must be drained and a light coat of non detergent SAE 30 weight oil must be applied to all internal pump parts Lubricate the fittings and apply grease to the pump shaft extension Viking suggests rotating the pump shaft by hand one complete revolution every 30 days to circulate the oil SUGGESTED REPAIR TOOLS The following tools must be available to properly repair Viking series 4076 4176 pumps These tools are in addition to standard mechanics tools such as open end wrenches pliers and screw drivers Most items can be obtained from an industrial supply house 1 Soft headed hammer 2 Allen wrenches 3 Bearing locknut spanner wrench 4 Spanner wrench adjustable pin type for use on bearing housing end cap Brass bar or wood block Arbor press Do SECTION TSM 710 ISSUE D PAGE 3 OF 8 DISASSEMBLY DANGER Before opening any Viking pump liquid chamber pumping chamber reservoir relief valve adjusting cap fitting etc Be sure 1 That any pressure in the chamber has been completely vented through the suction or discharge lines or other appropriate openings or connections That the driving means motor turbine engine etc has been locked out or made non operational so that it cannot be started while work is being done on pump That you know what liquid the pump has been handling and the precautions necessary to safely handle the liquid Obtain a ma
4. capscrews to 100 110 Nem PRESSURE RELIEF VALVE INSTRUCTIONS DANGER Before opening any Viking pump liquid chamber pumping chamber reservoir relief valve adjusting cap fitting etc Be sure 1 That any pressure in the chamber has been completely vented through the suction or discharge lines or other appropriate openings or connections That the driving means motor turbine engine etc has been locked out or made non operational so that it cannot be started while work is being done on pump That you know what liquid the pump has been handling and the precautions necessary to safely handle the liquid Obtain a material safety data sheet MSDS for the liquid to be sure these precautions are understood Failure to follow above listed precautionary measures may result in serious injury or death SECTION TSM 710 ISSUE D PAGE 7 OF 8 TECHNICAL SERVICE MANUAL INDUSTRIAL HEAVY DUTY MOTOR SPEED PUMPS RELIEF VALVE PRESSURE ADJUSTMENT If a new spring is installed or if the pressure setting of the pressure relief valve is changed from what the factory has set the following instructions must be carefully followed 1 Carefully remove the valve cap that covers the adjusting screw NOTE this cap will most likely contain liquid Loosen the locknut that locks the adjusting screw so the pressure setting will not change while the pump is in operation Install a pressure gauge in the discharge line
5. extra end clearance depends on the viscosity of the liquid pumped For specific recommendations consult your nearest authorized Viking Pump distributor Each 10 mm turn on the outside diameter of the bearing housing is equivalent to an extra end clearance of 04 mm INSTALLATION OF CARBON GRAPHITE BUSHINGS When installing carbon graphite bushings extreme care must be taken to prevent breaking Carbon graphite is a brittle material and cracks easily If cracked the bushing will quickly disintegrate Using a lubricant on the bushing and the mating part will help in installation The additional precautions listed below must be followed for proper installation 1 A press must be used for installation 2 Be certain the bushing is straight 3 Do not stop the pressing operation until the bushing is in the proper position starting and stopping will result in a cracked bushing 4 Check the bushing for cracks after installation INSTALLATION OF FOOT Series 4176 pumps come equipped with a removable mounting foot Removal of the foot is not normally required for maintenance In cases where the foot needs to be replaced or is being added use the following steps 1 Ensure alignment pins are installed in the top of the foot prior to assembly of the foot to the casing 2 Match the foot to the casing by inserting pins into the bottom of the casing 3 Secure foot to casing using the socket head capscrews and lock washers Torque
6. Electronic copies of the most current TSM issue can be found on the Viking Pump website at www vikingpump com TECHNICAL SERVICE MANUAL tcron I cou v4 INDUSTRIAL HEAVY DUTY MOTOR SPEED PUMPS pace its iors SERIES 4076 AND 4176 SIZES KE KKE AND LQE ISSUE D CONTENTS Introduction 2 2 ee ee el 1 Safety Information 0 4 2 Special Information 3 Rotation 2 ee 3 a Pressure Relief Valves 0 0 3 Bice cee Maintenance 0 000002 eee 3 Bushings 1 eee 3 Cleaning the Pump 3 Storage 2 a a a a 3 Suggested Repair Tools 3 Disassembly aaa a 4 Assembly sare kOe te Bee ee eee ee RR 6 Mechanical Seal 008 6 Thrust Bearing Adjustment 7 Installation of Carbon Graphite Bushings 7 FIGURE 1 Installation of Foot a ee EEEE 7 Model KKE4076M Pressure Relief Valve Instructions 7 i l i Shown with relief valve on pump casing Relief Valve Pressure Adjustment 8 and flange mounted bracket M Drive INTRODUCTION The illustrations used in this manual are for identification purposes only and cannot be used for ordering parts Obtain a parts list from the factory or a Viking representative Always give complete name of part part number and material with model number and serial number of pump when ordering repair parts The pump model number and serial number
7. are on the nameplate This manual deals only with Viking 4076 4176 pumps Specifications and recommendations are listed in Catalog Section 710 UNMOUNTED PUMP UNITS Flange Foot Units are designated by the un Mounted Mounted mounted pump model numbers followed by a letter indicating KE4076 LQE4176 drive style M Horizontal KKE4076 D Direct Drive FIGURE 2 LQE4076 Model LQE4176 Shown with relief valve on pump casing TABLE 1 and foot mounting CORPORATION VIKING PUMP INC e A Unit of IDEX Corporation Cedar Falls IA 50613 USA SAFETY INFORMATION AND INSTRUCTIONS IMPROPER INSTALLATION OPERATION OR MAINTENANCE OF PUMP MAY CAUSE SERIOUS INJURY OR DEATH AND OR RESULT IN DAMAGE TO PUMP AND OR OTHER EQUIPMENT VIKING S WARRANTY DOES NOT COVER FAILURE DUE TO IMPROPER INSTALLATION OPERATION OR MAINTENANCE THIS INFORMATION MUST BE FULLY READ BEFORE BEGINNING INSTALLATION OPERATION OR MAINTENANCE OF PUMP AND MUST BE KEPT WITH PUMP PUMP MUST BE INSTALLED OPERATED AND MAINTAINED ONLY BY SUITABLY TRAINED AND QUALIFIED PERSONS THE FOLLOWING SAFETY INSTRUCTIONS MUST BE FOLLOWED AND ADHERED TO AT ALL TIMES ae Warning In addition to possible serious Symbol Paner E FAETO ONON Me naea eg injury or death failure to follow the instruction may result in serious injury DORNING indicated instruction may cause damage Legend g or death to pump and or other equipment BEFORE opening any liquid chamber pumping
8. d 1 4 BSP 14 Mechanical Seal Plate 34 Jacketed Head Plate 15 Oing For Seal Plate 35 HeadCapserews 16 Mechanical Seal 36 Foot 4176 Models Only 18 Grease Fitting 1 8 NPT 38 Capscrews For Foot 4176 Models Only 19 Flush Line Assembly 39 Lockwashers For Foot 4176 Models Only 20 _ Pipe Plug Hex Head 1 4 BSP 2 Req d Not Illus Pipe Flange Gasket 2 Req d TABLE 2 SECTION TSM 710 ISSUE D PAGE 5 OF 8 ASSEMBLY NOTE To facilitate assembly place the pump casing so that it is standing on one of its flanges with a block of wood under the mounting flange See FIGURE 5 1 Install the casing bushing See INSTALLATION OF CARBON GRAPHITE BUSHINGS on page 6 2 See FIGURE 8 and notes under MECHANICAL SEAL on page 6 Install the stationary member of the mechanical seal into the mechanical seal plate Coat the mechanical seal plate o ring with oil or grease to keep it in place and in stall the mechanical seal holder plate into the shaft end of the casing 3 Apply acoating of light oil onto the shaft in the seal area then install the rotating member of the mechanical seal onto the rotor shaft assembly 4 Slide the rotor shaft assembly into the casing taking care not to damage the bushing or the seal faces NOTE When installing a new rotor shaft assembly use a file to carefully remove all burrs and sharp edges 5 Coat the head o ring with oil or grease and slip it ov
9. e with slight resistance Lock end cap in place with two set screws in the flange of the bearing housing 10 Slide inner spacer collar over shaft with recessed end facing rotor Place pair of half round rings on shaft and slide inner bearing spacer collar over half round rings to lock them In place SECTION TSM 710 ISSUE D PAGE 6 OF 8 ROTOR INSTALLATION FIGURE 7 11 Thread the bearing housing with closures end cap outer bearing spacer collar and bearings in stalled into bracket Make sure inner spacer collar keeps split rings locked in place 12 Insert a length of hardwood or brass through the port opening between the rotor teeth to keep the shaft from turning Put the lock washer and lock nut on the shaft and tighten 100 200 Nem and bend one tang of the lock washer into a slot of the locknut 13 Adjust the pump end clearance as instructed in THRUST BEARING ADJUSTMENT on page 6 14 Lubricate all grease fittings with multi purpose grease NLGI 2 DANGER Before starting the pump be sure all drive equipment guards are in place Failure to properly mount guards may result in serious injury or death MECHANICAL SEAL For disassembly see DISASSEMBLY on page 4 For assembly see ASSEMBLY NOTE Never touch the mechanical seal faces with anything except clean hands or a clean cloth Minute particles can scratch the seal faces and cause leakage Always clean the rotor and shaft a
10. er the head pilot to keep it in place Apply a coating of light oil onto the bushing ID and the crescent Place the idler bushing assembly onto the idler pin NOTE When installing a new head pin assembly use a file to carefully remove all burrs and sharp edges especially around the loading groove 6 Install the head For proper head positioning the pin should be at the top centered between the two ports If the pump is equipped with a jacketed head plate install at this time Tighten cap screws evenly Refer to FIGURE 4 and FIGURE 5 for bearing housing assembly 7 Install the closure in the bearing housing See the appropriate figure for lip orientation 8 KE and KKE PUMPS Pack the ball bearing with grease and push or press the bearing into the bearing housing See FIGURE 3 on page 2 LQE PUMPS Pack tapered roller bearings with grease and press or push bearings into housing with large end of inner races together It is possible to install bearings incorrectly For proper assembly See FIGURE 5 on page 3 9 Install the closure in the end cap See the appropriate figure for lip orientation Thread the end cap into the bearing housing along with outer bearing spacer collar and tighten against the bearing LQE PUMPS ONLY Tapered roller bearings re quire preload to operate properly To set preload tighten end cap so that inner races of bearings cannot be rotated by hand Back the end cap off to allow inner races to rotat
11. for actual adjustment operation Turn the adjusting screw in to increase the pressure and out to decrease the pressure With the discharge line closed at a point beyond the pressure gauge the gauge will show the maximum pressure that the valve will allow while the pump is in operation IMPORTANT When ordering parts for a pressure relief valve always give the model number and serial number of the pump as it appears on the nameplate Also specify the name of the part s wanted When ordering springs be sure to give the pressure settings desired fJ V b SSN Yet ene Z JZ N A A QZZIZZIIIN UN N AN N a ZR N SY SQ Valve Cap Valve Body Adjusting Screw Lock Nut Spring Guide Valve Spring Poppet Cap Gasket Bonnet Gasket Bonnet CORPORATION SIZES KE KKE AND LQE VIKING PUMP INC A Unit of IDEX Corporation Cedar Falls IA 50613 USA SECTION TSM 710 PAGE 8 OF 8 SERIES 4076 AND 4176 ISSUE D VIKING PUMP CORPORATION WARRANTY Viking warrants all products manufactured by it to be free from defects in workmanship or material for a period of one 1 year from date of startup provided that in no event shall this warranty extend more than eighteen 18 months from the date of shipment from Viking The warranty period for Universal Seal series pumps ONLY Universal Seal models listed below is three 3 years from date of startup provided that in no event shall thi
12. gulate discharge pressure For additional are fully opened information refer to Viking Pump s Technical Service e All piping connected to the pump is fully supported ngs TSM 000 and Engineering Service Bulletin and correctly aligned with the pump e Pump rotation is correct for the desired direction of flow THE PUMP must be installed in a matter that allows safe access for routine maintenance and for inspection during operation to check for leakage and monitor WARNING pump operation SECTION TSM 710 ISSUE D PAGE 2 OF 8 SPECIAL INFORMATION DANGER Before opening any Viking pump liquid chamber pumping chamber reservoir relief valve adjusting cap fitting etc be sure 1 That any pressure in the chamber has been completely vented through the suction or discharge lines or other appropriate openings or connections That the driving means motor turbine engine etc has been locked out or made non operational so that it cannot be started while work is being done on the pump That you know what liquid the pump has been handling and the precautions necessary to safely handle the liquid Obtain a material safety data sheet MSDS for the liquid to be sure these precautions are understood Failure to follow the above listed precautionary measures may result in serious injury or death ROTATION See FIGURE 3 Viking 4076 4176 pumps are directional due to the loading groove in the head If rotation i
13. ical seal holder plate and stationary member of the mechanical seal Avoid damaging the seal plate holder o ring ISSUE D SECTION TSM 710 PAGE 4 OF 8 BALL BEARING Paci BEARING HOUSING INNER Jar SETSCREW SPACER Z AA ACA A UTER PACAK M SPACER SHAFT HALF ROUND Af AAEE COLLAR RINGS 5p PSP i HA OUTER INNER A LIPSEAL LIPSEAL Bu eats END CAP aA SETSCREW BEARING HOUSING ASSEMBLY KE KKE FIGURE 4 TAPERED ROLLER BEARING E el INNER SPACER N COLLAR i N HALF ROUND RINGS INNER LIPSEAL ee ee BEARING HOUSING OSL SETSCREW 7 OUTER SPACER _ COLLAR aiid LIPSEAL END CAP SETSCREW BEARING HOUSING ASSEMBLY LQE FIGURE 5 FIGURE 6 EXPLODED VIEW OF VIKING SERIES 4076 4176 PUMPS pt flocknt tC 24 Reliefvave O S 2 Lockwasher 22 O Ring For Relief Valve Cover Plates 3 Endcap 23 Casing Bushing SS 4 UipSeal 2 Regd 24 Capscrews For Relief Valve Cover Plate 8 Req d 5 Bearing Spacer Collar Oute 25 Cover Plates 2 Regd 6 Ball Bearing KE amp KKE Roller Bearing LQE 2 Req d 26 Rotor and Shaft Assembly 8 Half Round Ring 2 Reg d 28 iderBushng O Z 9 NylonSlug 2 Reqd 29 ORingForHead o 10 Setscrew M8 1 25 x 8 mm 2 Reg d 30 Lube Pin gt 11 Setscrew M8 1 5 x 14 mm 2 Reg d 31 Head and Lube Idler Pin Assembly 12 Bearing Housing 32 Pipe Plug Hex Hea
14. nd seal housing bore before installing the mechanical seal Make sure surfaces are clean and free of scratches There are two available mechanical seals The standard shown in FIGURE 8 on page 7 is for applications pumping liquids with viscosities up to 3 500 SSU There is also a pin style seal available with the stationary face pinned to the seal plate for applications pumping liquids with viscosities up to 10 000 SSU CAPSCREW O RING SEAL PLATE SEAT GASKET STATIONARY ROTATING MEMBER FACE ROTATING FACE SHAFT MECHANICAL SEAL FIGURE 8 THRUST BEARING ADJUSTMENT See FIGURE 4 on page 3 1 Loosen the two setscrews in the outer face of the bearing housing and turn the thrust bearing assembly clockwise until it can no longer be turned by hand Back off counterclockwise until the rotor shaft can be turned by hand with a slight noticeable drag 2 For standard 12 mm end clearance back off the thrust bearing assembly 30 mm as measured on the outside diameter of the bearing housing 3 Tighten the two set screws with equal force against the bracket End clearances are now set and locked NOTE Be sure the shaft can rotate freely by hand If not back off additional length on outside diameter and check again If there is still some noticeable drag see ASSEMBLY on page 5 reference notes under item 4 and 5 4 High viscosity liquids require additional end clearances The amount of
15. s to be reversed the head and pin assembly will have to be replaced and pump relief valve must be reversed so adjusting screw cap always points to suction side of pump Standard rotation is clockwise as viewed from the shaft end LOADING GROOVE FIGURE 3 Head Counter Clockwise Rotation Shown PRESSURE RELIEF VALVES Relief valves are mounted on the casing Pumps not furnished with a relief valve must be provided with some means of pressure protection inline pressure relief valve torque limiting device or rupture disk If pump rotation is to be reversed during operation pressure protection must be provided on both sides of the pump See also ROTATION Relief valve adjusting screw cap must always point towards the suction side of the pump Pressure relief valves are intended for use as protection for the pump only and should not be used to control pump flow or regulate discharge pressure MAINTENANCE Viking 4076 4176 pumps are designed for long trouble free service life under a variety of application conditions with a minimum of maintenance The following points will help provide long service life BUSHINGS Note that the bushings used in this pump do not require any external source of lubricant CLEANING THE PUMP Keep the pump as clean as possible This will facilitate inspection adjustment and repair work and help prevent overlooking a dirt covered grease fitting STORAGE lf a new pump is to
16. s warranty extend more than forty two 42 months from the date of shipment from Viking UNDER NO CIRCUMSTANCES SHALL VIKING BE LIABLE UNDER THIS WARRANTY OR OTHERWISE FOR SPECIAL INCIDENTAL INDIRECT CONSEQUENTIAL OR PUNITIVE DAMAGES OF ANY KIND INCLUDING BUT NOT LIMITED TO LOST OR UNREALIZED SALES REVENUES PROFITS INCOME COST SAVINGS OR BUSINESS LOST OR UNREALIZED CONTRACTS LOSS OF GOODWILL DAMAGE TO REPUTATION LOSS OF PROPERTY LOSS OF INFORMATION OR DATA LOSS OF PRODUCTION DOWNTIME OR INCREASED COSTS IN CONNECTION WITH ANY PRODUCT EVEN IF VIKING HAS BEEN ADVISED OR PLACED ON NOTICE OF THE POSSIBILITY OF SUCH DAMAGES AND NOTWITHSTANDING THE FAILURE OF ANY ESSENTIAL PURPOSE OF ANY PRODUCT THIS WARRANTY IS AND SHALL BE VIKING S SOLE AND EXCLUSIVE WARRANTY AND SHALL BE IN LIEU OF ALL OTHER WARRANTIES EXPRESS OR IMPLIED INCLUDING BUT NOT LIMITED TO ALL WARRANTIES OF MERCHANTABILITY FITNESS FOR A PARTICULAR PURPOSE AND NON INFRINGEMENT ALL OF WHICH OTHER WARRANTIES ARE EXPRESSLY EXCLUDED See complete warranty at www vikingopump com All rights reserved 3 2013 Viking Pump Inc
17. terial safety data sheet MSDS for the liquid to be sure these precautions are understood Failure to follow the above listed precautionary measures may result in serious injury or death 1 Remove the head capscrews Remove the head of the pump Do not allow the idler to fall from the idler pin To prevent this from happening tilt the top of the head back when removing Avoid damaging the head o ring If the pump is furnished with a jacketed head plate it will separate from the head when the capscrews are removed Avoid damaging the jacketed head plate O ring Remove the idler and bushing assembly Insert a length of hardwood or brass through the port opening between the rotor teeth to keep the shaft from turning Straighten out the lock washer tab and with a spanner wrench remove the locknut and lock washer from the shaft Remove the length of hardwood or brass from the port opening 4 Loosen the two setscrews in the face of the bearing housing and unthread the bearing housing assembly from the bracket The end of the bearing housing contains the mechanical seal seat Avoid damaging this surface See FIGURE 4 5 Remove the pair of half round rings under the inner spacer collar from the shaft 6 Remove the rotor shaft assembly being careful to avoid damaging the seal faces and casing bushing 7 Remove the rotating member of the mechanical seal from the shaft only if the seal is to be replaced 8 Remove the mechan

PDF

Contents

Download Pdf Manuals

Related Search

Related Contents