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User manual

Installation

Operation

Maintenance

Centrifugal sump pumps

CGV-L

2006/42/EC

Machinery Directive

ISO 9001:2015

Certified company

User manual in the original or in different languages should be requested to the manufacturer.

Translation of the

original instructions

Содержание CGV-L

Страница 1: ...intenance Centrifugal sump pumps CGV L 2006 42 EC Machinery Directive ISO 9001 2015 Certified company User manual in the original or in different languages should be requested to the manufacturer Tran...

Страница 2: ...CRYSTALLIZATION OF THE PUMPED LIQUID CHANGE OF THE PUMPED LIQUID EVENTUAL DRY FUNCTIONING OF THE PUMP IMPURITIES CONTAINED IN THE PUMPED LIQUID pag 13 TROUBLES AND EVENTUAL CAUSES pag 14 THE PUMP DOES...

Страница 3: ...ential position from the machine type 65 125 to type 125 250 it is positioned in the centre and this is corresponding to the normal requirements of this type of plant On some machines the connections...

Страница 4: ...e is entirely manufactured of a technopolymer and assures a perfect stability and a solid anchorage of the pump to the vat or to the tank If necessary on request or in special cases it can be equipped...

Страница 5: ...does not leave its original position and is not exposed to strong vibrations The discharge in the customer s store has to be performed with the same precautions as the charge INSPECTION At the arriva...

Страница 6: ...ess steel according to AISI 316 At first please carefully prepare the support surface The pump is introduced into the tank and delicately put into the right position on the support after having applie...

Страница 7: ...ure may fall to less than 3 CC On the delivery have to be applied at a distance which corresponds to 5 times the section of the tube passage a sluice valve and a no return valve and if the liquid is h...

Страница 8: ...ement of the operating pressure A wattmeter or an ammeter for the examination of the input power and the comparison of the values indicated on the motor label with the effectively absorbed energy A th...

Страница 9: ...f the pressure tube closed for a long time f Check the input values of the pump by taking into consideration the values marked on the motor label and make sure that these values input power in kw or i...

Страница 10: ...ead at the operating point to which the machine has been destined Please do not force the pump to work in the two extreme positions i e too far on the right hand or too far on the left hand of the cha...

Страница 11: ...make sure that capacity and pressure are according to the projected values and that they have not been subject to changes which may negatively influence the internal parts of the pump The partial rup...

Страница 12: ...s due to the encrusting and corrosive action of the pumped liquids which attacks the most exposed organs A poor and inefficient maintenance of the filter The most frequent one is the absolute or parti...

Страница 13: ...filter on the suction side is obstructed 12 The extension tube on the suction side if applied has got an underdimensioned passage section THE PUMP WORKS UNDER INSUFFICIENT PRESSURE 13 The viscosity of...

Страница 14: ...liquid contains foreign bodies or abrasive substances or the flow duct is obstructed 28 The gaskets or other employed materials are not suitable for the characteristics of the pumped liquid 29 The pu...

Страница 15: ...15 CMV CROSS SECTION H 250 500 750...

Страница 16: ...16 CMV CROSS SECTION H 1000 1250...

Страница 17: ...17 CMV CROSS SECTION H 1500 1750 2000...

Страница 18: ...18 CLV CROSS SECTION H 250 500 750...

Страница 19: ...19 CLV CROSS SECTION H 1000 1250...

Страница 20: ...20 CLV CROSS SECTION H 1500 1750 2000...

Страница 21: ...21 CGV CROSS SECTION H 500 750 1000 1250...

Страница 22: ...22 CGV CROSS SECTION DETAIL H 2250 2500 2750 3000...

Страница 23: ...23 CGV CROSS SECTION DETAIL H 1500 1750 2000...

Страница 24: ...24 CROSS SECTION DETAILS 43 24 41 7 31 59 42 23 77...

Страница 25: ...ing 12 Rear Block 38 Screw 64 Spacer 13 O Ring 39 Intermediate Adaptor 65 Intermediate Support 14 Cap 40 Reinforced Plate 66 Stationary Bushing 15 Stationary Bushing 41 Stim Tight Ring 67 Covered Nut...

Страница 26: ...sable requisites for the persons who have to operate without running the risk of physical damages The described operations have to be carried out by skilled staff DISASSEMBLY PROCEDURE OF THE PLANT Th...

Страница 27: ...ervene on the screws pos 49 which fasten it on the support flange pos 51 Loosen the self locking nut pos 75 Use an extractor to remove the elastic joint pos 57 fastened on the shaft Successively take...

Страница 28: ...Apply the comparator on the end of the shaft c Make it turn until it reaches the highest point of unbalance d If the measured value is bigger than 0 15 mm knock with a rubber or plastic hammer to obt...

Страница 29: ...et of the body pos 23 into its site 14 Introduce the pump body pos 22 after having introduced into the appropriate sites the o rings which protect the ties Tighten the nuts pos 9 by means of a pipe wr...

Страница 30: ...anual quantity of requested pieces DISPOSAL The replaced parts or the pumps which reached the end of their operative life have to be submitted to a careful selection in order to separate the various p...

Страница 31: ..._______ ________________________________________________________________________________________________ _______________________________________________________________________________________________...

Страница 32: ...ed Reproduction copying or transmittal of this manual and its contents are strictly prohibited without prior authorisation from the manufacturer tel 39 331 503358 39 331 505595 fax 39 331 483007 Sales...

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