Goulds Pumps GSP Series Скачать руководство пользователя страница 23

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Pump flow is too low

There is no suction

Wrong direction of rotation

Valves are not opened

enough

Impurities in the pipe work

Pump draws air

Air pockets in the suction

line

Wrong motor connection

See above

Change two terminals

Open valves

Clean pipes

Stop leakages in suction

line, raise level in suction

tank

Deaerate

Reconnect in the right way

Pump produces low pressure

Wrong direction of rotation

Cavitation

Motor is running too slow

(fre quency converter)

Wrong motor connection

Change two terminals

See below

Raise frequency

Reconnect in the right way

Cavitation (pumps make a

cracking noise, floating of the

pump pressure)

Friction losses in suction

line too high

Liquid temperature too

high

Liquid level in suction tank

too low

All valves in suction line

must be completely open,

enlarge diameters

Cool down liquid

Fill up tank or lower pump

Pump flow too high

Friction losses too low

Close valve in discharge

pipe

Pump blocked

Pump wrongly assembled

Foreign body in the pump

Disassemble and assemble

in the correct way

Clean

Motor uses too much current

(Amperes)

Wrong direction of rotation

Flow too high

Pump blocked

Voltage too low

Change two terminals

See above

Repair electrical failure

Motor overheats

Motor uses too much

current

Ambient temperature too

high

Not enough cooling

See above

Cool down

Do not let the motor run

slower than on 25 Hz, im

prove air supply

Pump vibrates

Cavitation

Pump draws air

Motor bearings worn

See above

Stop leakages in suction

line, raise level in suction

tank

Replace motor (bearings)

Pump leaks

Mechanical seal broken

Pump casing seal broken

Replace mechanical seal

Replace pump casing seal

Pump makes abnormal noise

Cavitation

Two touching parts or

pumps blocks

Pump flow too high

Motor bearings worn

See above

Replace motor (bearings)

Содержание GSP Series

Страница 1: ...ITT Goulds Pumps Models GSP Installation Operation and Maintenance Instructions Goulds Pumps is a brand of ITT Corporation www goulds com Engineered for life Commercial Water IM206 ...

Страница 2: ...al Drawings 24 Appendix 25 Product code structure 25 Owners Information Complete this information for your records Model number and serial number may be found on the tag mounted to the pump casing Model Number _______________________________ Serial Number _________________________________ Dealer ______________________________________ Dealer phone number _______________________ Date of purchase ___...

Страница 3: ...configurations Most assembly disassembly and inspection procedures are the same for all the pumps However where there are differences they are called out separately within the manual The design materials and workmanship incorporated in the construction of Goulds pumps makes them capable of giving long trouble free service The life and satisfactory service of any mechanical unit however is enhanced...

Страница 4: ...ch if not avoided could result in minor or moderate injury Note Indicates a potential situation which if not avoided may result in undesirable results or state Indicates a practice not related to personal injury Electrical Hazard Indicates the possibility of electrical risks if direction are not applied in a proper manner Environmental safety Preventive measures for the working area Always keep th...

Страница 5: ...isks of electric shock or arc flash hazards Product and product positioning requirements Observe these requirements for the product and the product positioning Never operate a pump unless safety devices are installed Three phase motors must have a properly sized starter with properly sized heaters to provide overload and undervoltage protection Single phase motors have built in overload protectors...

Страница 6: ...duct Never work alone Stay clear of suspended loads Always lift the product by its lifting device Beware of the risk of a sudden start if the product is used with an automatic level control Beware of the starting jerk which can be powerful Rinse the components in water after disassembling the pump Do not exceed the maximum working pressure of the pump Do not open any vent or drain valves or remove...

Страница 7: ... Receiving The pump should be uncrated or unboxed when it is received so that it can be completely inspected Carefully check that everything is in good order Make notes of damaged or missing items on the receipt and freight bill File any claims with the transportation company as soon as possible Storage Short Term For storage of less than six months the normal packaging procedures used by Goulds P...

Страница 8: ...s operators to insure the purity of their process and the cleanliness of their plant to meet both local and national health and safety regulations Not all products marked 3A meet these design and clean ability standards Mechanical seals are FDA approved and several versions of the pump have EHEDG European sanitary certification Pump impellers are fully open and either threaded or key driven and he...

Страница 9: ...er hour 20 evenly distributed with standard across the line start Unlimited with soft starter or drive Connections The following table shows the discharge and suction sizes in inches for each of the GSP pumps The Pump designation is the first three characters of the pump model number Pump Designation Fitting Size discharge x Suction Nominal Impeller S1A 1 x 1 5 5 S1B 2 x 2 5 4 S2A 1 5 x 2 7 S2B 2 ...

Страница 10: ...uate for portable use where the pump may be moved to various places in the plant based on process requirements Optional legs are available with flanged bases which can be used for permanent mounting to the floor Hold down bolts should be sunk in concrete and aligned with the holes in the flanges When the concrete has dried tighten nuts to keep the pump firmly in position NOTICE Do not install with...

Страница 11: ...the Hydraulic Institute Standards and should be reviewed prior to installation Warning Never draw piping into place by using force on the suction and discharge connections of the pump This may impose dangerous strains on the unit causing misalignment poor operation and physical injury and damage to the equipment 1 All piping must be supported independently of and line up naturally with the pump su...

Страница 12: ...ormance curve for your pump to determine NPSH required Properly installed suction piping is a necessity for trouble free pump operation Suction piping should be flushed BEFORE connection to the pump 1 Use of elbows close to the pump suction should be avoided There should be a minimum of two pipe diameters of straight pipe between the elbow and suction inlet Where used elbows should be long radius ...

Страница 13: ...on strainer or suction bell MUST be at least three times the diameter of the suction 6 Ensure that the size and minimum submergence over the suction inlet is sufficient to prevent air from entering the pump through a suction vortex H min D D H min D D 1 5D min 3 0D min H min D min 2 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 H Min Submergence in feet H 1 2 3 4 5 6 7 8 9 10111213141516 V V Velocity in ...

Страница 14: ...ing devices should be used to protect the pump from surges and water hammer if quick closing valves are installed in the system Final Piping Check After connecting the piping to the pump rotate the motor shaft to make sure that there is no binding Wiring Warning Install ground and wire according to local and National Electrical Code requirements Install an all leg electrical power disconnect switc...

Страница 15: ...everal different methods of priming can be used depending upon type of installation and service involved Warning GSP pumps are not self priming and must be fully primed at all times during operation Loss of prime can lead to excessive heat and severe damage to the pump and seal Flooded suction 1 Slowly open the suction valve 2 Open air vents on the suction and discharge piping until liquid flows o...

Страница 16: ...ot quickly attained stop driver re prime and attempt to restart 4 Slowly open discharge valve until the desired flow is obtained Caution Observe pump for vibration levels bearing temperature and excessive noise If normal levels are exceeded shut down and resolve 5 After stabilizing the system at normal operating conditions check the piping and adjust supports if needed Operation General considerat...

Страница 17: ...andling hazardous and or toxic fluids proper personal protective equipment should be worn If pump is being drained precautions must be taken to prevent physical injury Pumpage must be handled and disposed of in conformance with applicable environmental regulations VI Maintenance Overview This section covers the procedures precautions and schedule for maintenance of your Goulds pump A routine maint...

Страница 18: ...t to grease every 2000 operating hours when the ambient temperature is 25 C If the ambient temperature is 40 C the interval must be halved Note When re greasing there is danger of impurities entering the bearing housing The grease container the greasing device and fittings must be clean Note The bearing temperature usually rises after re greasing due to an excess supply of grease Temperatures will...

Страница 19: ... the residue hardening fat whereas higher temperatures lead to denaturising of proteins which are very difficult to remove Pulsating the liquid flow switching on and off the pump can im prove the cleaning The pre rinsing liquid is nearly always drained The pre rinse can be done with tap water and is very important because it can remove most of the residue Cleaning with detergent and alkali This cl...

Страница 20: ... Note Before disassembling the pump for overhaul ensure all replacement parts are available Warning Lock out power supply to driver motor to prevent accidental startup and physical injury 1 Shut off all valves controlling flow to and from the pump 2 Drain liquid from piping and flush pump if necessary Warning Allow all system and pump components to cool before handling them to prevent physical inj...

Страница 21: ...the motor The impeller should have a 5mm clearance to the backplate 14 Put the casing O ring and pump casing back on the front of the pump Fasten the bolts Refer to exploded view drawings on page 24 for added detail S2 Series For the replacement of the mechanical seal a 5 soap solution is needed 1 Remove casing bolts 2 Remove back pull out assembly from casing On close coupled units the back pull ...

Страница 22: ... bearing puller may be used or a tool available from Goulds Pumps may be purchased 2 If using the Goulds Pumps tool place the tool over the end of the impeller shaft align the set screw with the holes in the seal sleeve and tighten them 3 Use a 1 2 13 bolt through the front of the impeller to drive against the base of the tool and remove the seal sleeve 4 To install a new seal sleeve on the impell...

Страница 23: ...s Cool down liquid Fill up tank or lower pump Pump flow too high Friction losses too low Close valve in discharge pipe Pump blocked Pump wrongly assembled Foreign body in the pump Disassemble and assemble in the correct way Clean Motor uses too much current Amperes Wrong direction of rotation Flow too high Pump blocked Voltage too low Change two terminals See above See above Repair electrical fail...

Страница 24: ...assembly 2 15 O rings 4 16 Foot motor base 4 Wet End Only Location Description Quantity 2 Casing 1 3 Impeller 1 5 O ring 1 7 Back plate 1 Base with Cover Location Description Quantity 15 O rings 4 16 Foot motor base 4 17 Base assembly 1 18 Motor cover 1 19 Washer 4 20 Hex head cap screw 4 Base with Cover VIII Parts Listing and Cross Sectional Drawings Overview This section provides cross sectional...

Страница 25: ...sure Trim Elastomer S 1 A 1 60 3500 1 C 0 5 1 115 208 230 1 ODP A 0 EPDM Car SilCar 1 B 2 60 3500 3 D 0 75 2 115 230 2 TEFC B 2 Viton Car SilCar 2 A 3 60 1750 1 E 1 3 230 4 PE ODP C 2 B 4 60 1750 3 F 1 5 4 230 460 5 PE TEFC D 2 C 5 50 2900 1 G 2 5 208 230 460 7 WD 2 D 6 50 2800 3 H 3 6 460 8 PE WD 2 E 7 1 50 1450 J 5 7 575 9 SS WD 2 F 8 3 50 1450 K 7 5 8 208 2 G L 10 9 208 230 2 H M 15 A 190 380 N...

Страница 26: ...26 Notes ...

Страница 27: ...27 Notes ...

Страница 28: ...T Engineered Blocks Symbol are registered trademarks and tradenames of ITT Corporation SPECIFICATIONS ARE SUBJECT TO CHANGE WITHOUT NOTICE IM206 Revision Number 0 May 2008 2008 ITT Corporation Engineered for life Commercial Water ...

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