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25. Sealing rings of mechanical seal damaged
26. Incorrectly adjusted mechanical seal, wrong spring tension
27. Incorrectly installed rotor, shaft nuts loose
28. Unsuitable lubricant
29. Oil level too low
30. Inner leaking due to damaged sealing

Содержание AD Series

Страница 1: ...1 OPERATION AND MAINTANACE MANUAL AD A B TU SPLIT CASING PUMPS SAM TURBO INDUSTRY PVT LIMITED NEELAMBUR COIMBATORE 641062 INDIA PHONE 914226193555 E MAIL service sampumps com...

Страница 2: ...ur liability in respect of any complaint is limited to replacing part parts free of charge ex works or repairs of the defective part parts only to the extent that such replacement repairs are attribut...

Страница 3: ...SERVATION OF PUMPS 3 DESCRIPTION OF PUMP 4 ERECTING THE PUMP 5 LAYING AND CONNECTING PIPES 6 LUBRICATION 7 STARTING AND STOPPING 8 SUPERVISION AND MAINTENANCE STUFFING BEARING 9 DISMANTLING AND ASSEMB...

Страница 4: ...nsure that the equipment remains in good condition FORWARD AND GUARANTEE This erection and operating manual should in all cases be read by your fitters before erection and start up We are not liable f...

Страница 5: ...Suction and discharge flanges should be covered to prevent the entry any kind of foreign environment The surfaces to be preserved should be covered with the preservatives suitable for storing environm...

Страница 6: ...ump shaft suction delivery nozzles are being located in the lower half With this arrangement it is not necessary to disconnect suction or discharge piping to make repairs to or replace the rotating el...

Страница 7: ...mon base plate is done in our works the whole set will be carefully mounted and aligned It is necessary to check once more the alignment of the coupling before putting the pump into operation The eye...

Страница 8: ...ater 3 Pour grout Tamp liberally while pouring in order to fill all cavities and prevent air pockets The space between the foundation and base plate should be completely filled with grout In order to...

Страница 9: ...oints should remain same when both couplings are turned through an angle Maximum permissible tolerance is 0 05mm The permissible tolerance being 0 05mm provided that the type of coupling is such as to...

Страница 10: ...A baffle placed in front of A stream of liquid falling into the sump near the intake pipe will churn air into the liquid The supply line should extend down into the sump Liquid supply entering a well...

Страница 11: ...valve and gate valve with the check valve being between the pump and the gate valve The check valve prevents reverse flow and protects the pump from excessive backpressure The gate valve is used to is...

Страница 12: ...12...

Страница 13: ...shipment For bearings the following greases are recommended which are available in the market firm name 1450rpm 2900 rpm INDIAN OIL SERVOGEM 3 SERVOGEM 2 CALTEX STARFAK 3 STARFAK 2 HIND PETROLEUM NATR...

Страница 14: ...3AD 12 4AD 8 4AD 9 5 4AD 11 4AD 14 6AD 8 5 6AD 11 Gr IV V 84 4 AD 11 5 4 AD 18 5 6 AD 9 5 6 AD 11 5 6 AD 14 6 AD 16 5 8 AD 11 Gr VI 112 8 AD 13 5 8 AD 17 10 AD 11 5 10AD 13 5 GRAMS MODEL 84 3TU 13 112...

Страница 15: ...llowed to escape through the vent valve while filling 7 If the pump operates on a suction lift and no foot valve is provided use a vacuum pump or ejector operated by air steam water etc to evacuate ai...

Страница 16: ...buildup in the pump because of absorption of the input power into the pumped fluid Other less understood reasons for restrictions are 1 Increased radial reaction at low flows in single volute casings...

Страница 17: ...ng must be positioned such that the water seal connection is opposite lantern ring 5 Clean out the stuffing box 6 Inspect shaft sleeve if it is scored or grooved it should be replaced 7 Make sure the...

Страница 18: ...specifications When these clearances are doubled or the capacity of the pump is reduced by 5 to 10 the rings should be renewed The purpose of these rings is to keep internal bypassing of the liquid b...

Страница 19: ...the vanes The impeller must be installed with the vanes in the same direction Remove Impeller Rings It is not necessary to remove the impeller from the shaft to replace the impeller rings First remove...

Страница 20: ...DE side to bearing housing 8 The complete set of rotating assembly to be placed with bottom casing bearing housings should be carefully placed on locating pin Tight the bearing housing casing joint b...

Страница 21: ...ructural unit will be inserted into the pump casing lower half part no 1B taking care that the half collar of the neck bushes part no 63 is inserted in such a way that it is not towering the gasket an...

Страница 22: ...are for reference only and are subjected to change without prior notice NOTE Clearance are for standard bronze or cast iron fitted pumps For materials with a tendency to gall such as stainless steel i...

Страница 23: ...G 1 NO A35 ID2 835 XOD3 490X1 32 BRG COVER 2 NOS ID6 25 XOD8 X0 8 ST BOX 2 NOS ID8 XOD11 X1 ADOPTER 2 NOS 14 4 AD 11 5 6209 3209 ID2 18 X0 375 10 SQ ID1 94 X 0 103 SLEEVE 2 NOS ID7 25 X 0 139 ST BOX 2...

Страница 24: ...70X 3 6 SLEEVE 2 NOS ID5 5 32 XOD7 3 8 X0 06 BRG COVER 2 NOS 1000X1000X1 CASING 1 NO ID68 07XOD92 07X1 SUC SLEEVE 1 NO 4 12 A 19 B 6316 7316 2 ID109 47X OD142X 16 Sq 10 NOS ID38XDIA3 SLEEVE 2 NOS 1000...

Страница 25: ......

Страница 26: ...sing upper half in accordance with figure see Instructions the flange screws Recommended Spare Parts Spare parts should already be in stock at the client s for the initial startup In order to minimize...

Страница 27: ...lock washer 1 14 Shaft sleeve 2 71 Adopter 2 16 Inboard bearing 1 73 1 Gasket casing 1 17 Gland 2 73 2 Adopter Gasket 2 17B Gland bolt 4 73 3 Stuffing box gasket 2 18 Outboard bearing 1 73 4 Bearing c...

Страница 28: ......

Страница 29: ...2 8 Impeller wear ring 2 41 Bearing cap 2 13 Gland packing 6 6 46 Coupling key 1 14 Shaft sleeve 2 63 Stuffing box bushing 2 16 Ball bearing 1 68 Shaft collar 2 17 Gland 2 69A Brg lock washer 1 18 Ou...

Страница 30: ......

Страница 31: ...aring cap 2 13 Gland Packing 2 Set 48 Coupling key 1 14 Shaft sleeve 2 58 Interstage sleeve 1 16 Bearing DE 1 63 Stuffing box bush 2 17 Gland 2 68 Shaft collar 2 17B Bolt Gland Cas 4 69A Brg lock wash...

Страница 32: ......

Страница 33: ...ing or mechanical seal 9 10 24 26 28 32 33 34 35 36 37 38 39 48 Excessive noise or vibration of Pump 2 3 4 5 6 7 15 18 23 24 25 26 27 28 31 35 36 40 42 43 44 46 49 Overheating or excessive wear of bea...

Страница 34: ...4 Bent shaft 5 Rubbing of rotating parts on fixed parts 6 Worn bearings 7 Worn wear rings distance sleeves and throat bushes 8 Wrong design of suction line leading to asymmetrical flow or vortexing 9...

Страница 35: ...mechanical seal damaged 26 Incorrectly adjusted mechanical seal wrong spring tension 27 Incorrectly installed rotor shaft nuts loose 28 Unsuitable lubricant 29 Oil level too low 30 Inner leaking due...

Страница 36: ......

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Sam AD Series, Руководство по эксплуатации и техническому обслуживанию

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