KSB GIW MDX Installation & Operating Manual Download Page 53

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MDX [en-US]

Notes

Summary of Contents for GIW MDX

Page 1: ...ring replacement parts This is a standard maintenance manual provided for your convenience This manual may include additional documentation not applicable to your specific pump GIW INDUSTRIES INC 5000...

Page 2: ...nal operating manual the original operating manual prevails All rights reserved Contents provided herein must neither be distributed copied reproduced edited or processed for any other purpose nor oth...

Page 3: ...Strainer 22 6 2 Start up 22 6 2 1 Priming the Pump 22 6 3 Shutdown 23 6 3 1 Measures to be taken for Prolonged Shutdown 23 6 4 Operating Limits 23 6 4 1 Temperature Limits 23 6 4 2 Switching Frequenc...

Page 4: ...ngs 29 Noise Characteristics 14 Nose Gap Adjustment 47 Oil Temperature Monitoring 19 Operating Conditions of Flow and Head 27 Operating Limits 23 Operation 20 Operation Unauthorized Modes 7 Operationa...

Page 5: ...he medium handled capacity speed density pressure temperature and motor rating Make sure that operation is in accordance with the instructions given in this manual or in the contract documentation The...

Page 6: ...ordance with EC Directive 94 9 EC ATEX General hazard In conjunction with one of the signal words this symbol indicates a hazard which will or could result in death or serious injury Electrical hazard...

Page 7: ...red to without fail Pumps or pump units handling media injurious to health must be decontaminated Immediately following completion of the work all safety protective devices must be re installed and or...

Page 8: ...in personal injury and damage to equipment Work on the unit must only be carried out with the electrical connections disconnected and locked out Make sure that the pump set cannot be switched on accid...

Page 9: ...mps ensure that the unit remains in the horizontal position during lifting and cannot slip out of the suspension arrangement Ensure that the pump is firmly strapped down during shipment Pump should be...

Page 10: ...eather or other vent added to the bearing housing o Vertical pumps should be stored horizontally and filled with Storage Oil to the center of the sight glass or 25mm 1 inch below the largest diameter...

Page 11: ...life is 5 years Keep dry out of direct sunlight or other UV ultraviolet sources and away from heat Store in the box with part being covered with the black plastic low density polyethylene bags 4mil 0...

Page 12: ...replaced prior to commissioning to remove any moisture If GIW Storage Oil was used it should be drained and replaced with GIW Blue Oil before start up For grease lubricated units a fresh application...

Page 13: ...MDX en US 13 3 3 Recommended Lifting WARNING Actual safe lifting method will vary with pump configuration and type of lifting equipment 1 Alternate Transport of the pump 1...

Page 14: ...5 K 7 75 L 9 0 M 11 5 Bearing Assembly Type L Limited End Float C Conventional Seal Type F Forward Flush K KE Design M Mechanical Seal B Throat Bushing S SpiralTrac Lantern Ring Material T Teflon M M...

Page 15: ...s pulleys belts motor mounts and or base plates may be provided Refer to the bill of materials data sheets and or drawings for further information 4 6 Dimensions and Weights Dimensions and weights are...

Page 16: ...600 7350 32720 5890 26190 9000 40060 8120 11020 8120 11020 12310 16700 26 650 7900 35170 6330 28150 9550 42510 8590 11650 8590 11650 13020 17660 30 750 8780 39090 7030 31260 10430 46430 9510 12900 95...

Page 17: ...the bolts in place 5 3 Installing the Baseplate and Pump WARNING Do not install the baseplate and pump on unpaved or unsupported foundations Injury can result from vibration or shifting equipment Aft...

Page 18: ...ssembled and aligned on a common base plate The correct distance between the coupling halves and pulleys as specified in the installation plan must be observed The pump set is correctly aligned if a s...

Page 19: ...erator must supply them 5 6 Oil Temperature Monitoring RTD Resistance Temperature Detector units are usually shipped separately along with the fittings needed to install them Care should be taken duri...

Page 20: ...d auxiliary connections such as shaft seal water oil coolers etc are made tested and ready to function See Section 5 4 1 Auxillary Connection for details 8 All safety guards and equipment are in place...

Page 21: ...Pump Side 10 1 4 34 11 1 2 34 Water Temperature ISO Viscosity Grade 0 C 20 C 32 F 70 F 100 20 C 30 C 70 F 85 F 150 30 C 85 F 200 GIW Blue oil may be used for all the above temperatures 6 1 2 Shaft Sea...

Page 22: ...until the system has reached a complete static condition Prolonged operation at zero or low flow typically due to closed valve or unintended pipeline blockage is not permitted Danger of steam generati...

Page 23: ...to make sure that the pump is always ready for instant start up and to prevent the formation of deposits within the pump and the pump intake area start up the pump set regularly once a month for a sh...

Page 24: ...the pump is submerged The tank should be mounted high enough to maintain a pressure of about 48 kPa 7 psi above what is created by the maximum water depth Note that the specific gravity of oil is onl...

Page 25: ...when draining the medium All relevant laws local codes and safety procedures must be heeded If required wear safety clothing and a protective mask If the media handled by the pumps leaves residues whi...

Page 26: ...g air into the pump Where a submerged suction is available the depth of water level above the pump suction is more important than the cross sectional area of the sump Frothing of the sump should be el...

Page 27: ...rages localized wear In the event problems are encountered contact your GIW KSB representative The pump serial number in addition to the following should be furnished to assist in evaluation of the pr...

Page 28: ...specifications using genuine OEM replacement parts Contact your GIW KSB Sales Representative for details WARNING Refer to Section 2 9 Assembly Disassembly Safety prior to working on the pump CAUTION R...

Page 29: ...or oil leakage and seal failure may occur Place the o ring joint at the 12 o clock position Shaft Size Typical Radial Bearing Typical Un mounted Internal Clearance Required Decrease for Mounting Clas...

Page 30: ...spring retainer ring 472 into the housing base 351 but without the springs 950 71 installed o With the bearing housing cap 351 off and without the shims 89 4 71 72 install the bearing end cover 361 70...

Page 31: ...re the gap between the shaft and the inner diameter of each labyrinth seal with a feeler gauge A minimum gap of 0 005 0 13 mm is required all the way around or shaft damage may occur If necessary the...

Page 32: ...ow signs of damage wear or galling Thread lubrication is crucial for obtaining the correct torque and there are different values for various lubricants GIW recommends coating the threads with either c...

Page 33: ...4 1150 1560 1360 1840 1 1 2 1900 2575 2660 3600 1 3 4 3000 4060 4600 6200 2 4500 6100 6500 8800 Torque Requirements Bearing Assembly Clamp Bolts METRIC FASTENERS Class 10 9 Size Anti Sieze Lubricated...

Page 34: ...standard pumps It combines the lantern ring with a longer tight tolerance collar and provides a compromise between the Forward Flush and KE designs in difficult applications where water reduction is n...

Page 35: ...e larger sizes have a second port that can be used for additional flow or have a pipe plug installed Clearance is provided between the stuffing box rabbet fit and the pedestal to allow centering of th...

Page 36: ...s should be at a temperature that would be comfortable for hand washing which indicates that the packing is not overheated Stuffing Box Maximum Seal Water Requirements For hot high pressure or otherwi...

Page 37: ...e Suction Liner Removal Loosen adjustment bolts to back off from suction liner Unscrew adjustment bolts far enough to insure that suction liner can be retracted fully Tighten nuts on installation stud...

Page 38: ...e ring segment away from the shaft allowing the segment to be removed Impeller release rings come with nylon set screws in push off bolt locations to protect the threads Ensure the threaded holes are...

Page 39: ...econd chain through the tool lifting eye and around the shaft WARNING The chains are required as a safety precaution and must be used to prevent injury Remove the slack in the chain and connect the en...

Page 40: ...l with Impeller Lifting Device Do not remove lift move or reinstall Impeller without properly using a recommended Impeller lifting jig For impeller removal or installation grasp the impeller at the su...

Page 41: ...the side facing the release ring The angle on the release ring and taper ring must match Any fasteners installed in a release ring must be installed with Loc tite thread locker 242 A light coat of an...

Page 42: ...d or rough surfaces must be smoothed manually Apply lubricant or mild liquid soap to prevent friction during assembly and place the o ring or snap ring gasket onto hub plate If applicable insert the f...

Page 43: ...ng Impeller for Open Hub Casings The impeller should be lifted in a secure way so that it cannot shift Chains should not be hooked on the vane tips or shrouds because they could cause the tips of the...

Page 44: ...h light oil or anti seize and install the pusher bolts 901 04 with nuts and washers 50 7 04 543 04 and 920 04 into corresponding taps see illustration below Tighten pusher bolts until snug Tighten nut...

Page 45: ...gasket installation Inproper flange gasket installation 1 Suction Liner 2 Flange Gasket 3 Flange 10 3 6 Snap Ring Gasket When installing snap ring gaskets always check to ensure that there is a gap be...

Page 46: ...wer consumption motor current draw spikes when tightening push bolts This can indicate rubbing between impeller and liner If rubbing occurs immediately stop forward adjustment and back off push bolts...

Page 47: ...ning of the pump and following the replacement of any spare parts Before adjustment may proceed the pump wet end must be completely assembled o Stuffing Boxes may be packed before or after the adjustm...

Page 48: ...0 30 0 0001 x Urethane Thickness 2 x T F 3 Minimum Nose Gap 0 00018 x Urethane Thickness 2 x T C 3 Minimum Nose Gap 5 7 16 0 09 2 29 0 012 0 30 6 7 16 0 09 2 29 0 012 0 30 7 3 16 0 09 2 29 0 012 0 30...

Page 49: ...Base ft lbs N m ft lbs N m ft lbs N m ft lbs N m 1 4 3 5 5 6 5 6 7 9 3 8 12 17 17 23 19 25 25 35 1 2 30 40 40 55 45 60 60 85 5 8 60 80 85 115 90 120 125 170 3 4 105 145 150 200 160 215 220 300 7 8 17...

Page 50: ...ry duty and the number of units operating Maintenance practices may also favor keeping fully built sub assemblies or complete pumps on hand in some cases Previous experience in similar duties often pr...

Page 51: ...psed line or partially closed valve Check system calculations Adjustment may be needed to system design and or pump operating conditions Low flow operation Increase flowrate In general operation below...

Page 52: ...stem design and or pump operating conditions Speed is too high Reduce the speed Worn parts Loose bolts seals or gaskets Check for worn parts Replace as needed Tighten the bolts and or fit new seals an...

Page 53: ...MDX en US 53 14 Notes...

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