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Installation, Operation, and
Maintenance Manual

Model HS

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Содержание Goulds Pumps HS

Страница 1: ...Installation Operation and Maintenance Manual Model HS ...

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Страница 3: ...g 15 2 8 Locating Problems 15 2 9 Bill of Material and Assembly Drawing 16 3 Bearing Frame Assembly 17 3 1 General 17 3 2 Bearing Lubrication and Care 17 3 3 Installing a bearing 18 3 4 Normal bearing temperature 18 3 5 Disassemble the Bearing Assembly 18 3 6 Assemble the bearing assembly 19 4 Liquid End 20 4 1 General Instructions 20 4 2 Clearance Adjustment 20 4 3 Disassemble the Liquid End 20 4...

Страница 4: ... com en US Tools and Resources Litera ture or by contacting your nearest Goulds Pumps sales representative These manuals must be read and understood before installation and start up For additional information contact your nearest Goulds Pumps sales representative or visit our Web site at https www gouldspumps com 1 2 Safety Warnings Specific to pumping equipment significant risks bear reinforcemen...

Страница 5: ...ample Pump shall never be operated without coupling guard installed correctly CAUTION Indicates a hazardous situation which if not avoided could result in minor or moderate injury Example Throttling flow from the suction side may cause cavitation and pump damage Electrical Hazard WARNING Indicates the possibility of electrical risks if directions are not followed Example Lock out driver power to p...

Страница 6: ...t equipment only at specifically identified lifting points or as instructed in the current IOM Current manuals are available at www gould spumps com literature_ioms html or from your local ITT Goulds Pumps sales representative Note Lifting devices eyebolts slings spreaders etc must be rated selected and used for the entire load being lifted WARNING Alignment Shaft alignment procedures must be foll...

Страница 7: ...ons may create an explosive hazard due to vaporization of pumpage and can quickly lead to pump failure and physical in jury WARNING Ensure pump is isolated from system and pressure is relieved before disas sembling pump removing plugs opening vent or drain valves or disconnect ing piping WARNING Shutdown Disassembly and Reassembly Pump components can be heavy Proper methods of lifting must be empl...

Страница 8: ...ature Equipment and piping surfaces may exceed 130ºF 54ºC in operating proc ess plants Clear visual warnings or other indicators should alert personnel to surfaces that may reach a potentially unsafe temperature Do not touch hot surfaces Allow pumps operating at a high temperature to cool sufficiently be fore performing maintenance If touching a hot surface cannot be avoided personnel should wear ...

Страница 9: ...should be located in the discharge line to protect the pump from reverse flow and excessive pressure Piping support The pumps are not designed to carry loads imposed by the weight of the pipeline Suction and discharge piping must be supported near the pump unless otherwise specified Pumps and sub bases can be de signed to carry loads due to thermal expansion Foundation The foundation must be a per...

Страница 10: ...s below Leveling with Wedges and Leveling with Blocks and Shims The anchor bolts are then drawn tight enough to maintain position and level Figure 2 Leveling with wedges To secure the shims in place and provide a level surface for the base or plate grout is poured over the concrete foundation A to 1 grout allowance is recommended When subbases have cavities grout holes are provided to fill all spa...

Страница 11: ...er the sub base has been leveled grout ed and secured check the alignment Alignment should be rechecked after the pump is fully installed and before startup Refer to the Alignment Procedure 1 On certain large units limited end float couplings are used and the instruction book furnished with such units should be consulted for the special alignment instructions that apply to such cou plings 2 Discon...

Страница 12: ...s spaced around the coupling The unit will be in angular alignment when the measurements show that the coupling faces are the same distance apart at all points Figure Checking Angular Alignment Figure 6 Checking angular alignment A check for parallel alignment is made by placing a straight edge across both coupling rims at the top bottom and at both sides The unit will be in parallel alignment whe...

Страница 13: ...lignment is by the use of a dial indicator Check alignment by straight edge taper gauge or feelers as accurately as possible by proce dure indicated above Bolt the indicator to the pump half of the coupling With the indicator button resting on the other half cou pling periphery set the dial to zero and chalk mark the coupling half at the point where the buttons rest For any check top bottom or sid...

Страница 14: ...ricate the sealing elements The lubricating liquid pressure must exceed the pressure of the pumpage at the stuffing box For end suction pumps lubricating liquid pressure should be 10 15 PSIG higher than the discharge pressure For side and double suction pumps lubricating liquid pressure should be be tween 10 15 PSIG higher than the suction pressure NOTICE To determine suction or discharge pressure...

Страница 15: ...ffing Box Packing 5 Expand first coil as shown and insert into stuffing box Tamp packing to stuffing box shoulder firmly with the gland Note where the cut is positioned 6 Install second and third coils as required by assembly drawing staggering the cut 90 F 120 F 7 Insert seal cage lantern ring into stuffing box carefully noting its proper position on assembly drawing Failure to properly locate se...

Страница 16: ... these sealing rings are of carbon and ceramic material brittle in nature and easily damaged As the sealing rings seat with the operation of the pump a compatible wear pattern develops between the mating surfaces To disassem ble the mechanical seal after the wear pattern is established would necessitate the replacements of the rotating and stationary sealing elements Do not replace only one compon...

Страница 17: ...8 Locating Problems 1 Conditions Leading to Insufficient or No Discharge 1 Insufficient speed 2 Excessive discharge head 3 Insufficient NPSH 4 Worn pump components 5 Incorrect direction of rotation 6 Incomplete pump priming 7 Impeller or discharge pipe clogged 8 Pumpage viscosity too high 2 Conditions Leading to Excessive Power Consumption 1 Excessive speed 2 Pump operating at high horsepower area...

Страница 18: ...2 9 Bill of Material and Assembly Drawing 2 9 Bill of Material and Assembly Drawing 16 Model HS Installation Operation and Maintenance Manual ...

Страница 19: ...er equipment can be used to establish a more suitable lubrication schedule for the particular application Adding excessive amounts of grease will increase the bearing temperature and shorten the lubricating life of the grease See Figure 10 Stuffing Box Packing on page 13 Oil lubrication When the pump is furnished with oil lubrication a high quality bearing oil should be used to ensure long bearing...

Страница 20: ...ondition of bearings Temperatures higher than the human hand can tolerate are very satisfactory for good bearing operation and should not cause any alarm For a given speed and loading the bearing housing temperature will stabilize at some temperature usu ally below 200 F which will be the normal temperature for that installation Higher temperatures than this normal temperature without any change i...

Страница 21: ...osition and secure with cap screws 4 Slide the radial bearing retainer 109 into position Make sure the thrust bearing is pushed against the other retainer and measure the gap between the retainer 109 and the housing See note N 5 Remove the retainer and install the necessary shims to give a thickness 005 008 greater than the measured gap This will keep the retainers from axially preloading the thru...

Страница 22: ...suction opening provided the solid is not significantly longer that it is wide Most of the solids do not flow through the impeller passage ways Figure 13 Liquid End 4 2 Clearance Adjustment The HS impeller should have approximately 1 8 running clearance for the back vanes on the stuffing box side of the impeller The standard HS bearing assemblies are machined to provide the proper clearance withou...

Страница 23: ...ive Make sure O ring 412F is in place on the impeller hub and the key 178 is in place on the shaft Push the impeller into position and tighten on the impeller nut without the second O ring 412F Remove the impeller nut install the second O ring and re tighten the impeller nut 4 Install gasket 351 on the casing and carefully lift the casing into position against the SB Cover Secure with cap screws 5...

Страница 24: ...d more information http www gouldspumps com Goulds Pumps Inc 240 Fall Street Seneca Falls NY 13148 USA 2022 ITT Corporation The original instruction is in English All non English instructions are translations of the original instruction Form IOM HS en US 2022 03 ...

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