SAER Elettropompe MK Serie Manuel D'utilisation page 26

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For product handling, follow all the instructions in the previous sections.
WARNING! Schedule a regular cycle of maintenance based on the type of employment and conditions of use.
OPERATIONS NEEDED EVERY 1500 WORKING HOURS AND NOT LESS THAN ONCE A YEAR
Check:
the state and the temperature of the bearings: the bearings temperature, measured on the housing, does not exceed 90°C;
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the level of vibrations at the bearing housings;
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seals conditions:
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mechanical seals must not have any leaks;
the gaskets conditions: there must be no leakages;
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performances of the pump (flow / head);
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the condition of all electrical connections (terminal, grounding, control panel, etc. ...);
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Record data and keep them for future reference.
WARNING!
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OPERATIONS NEEDED EVERY 3000 WORKING HOURS
Check:
The conditions of the shaft protections: wear rings and bushings, if present;
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The conditions of the shaft;
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The conditions of the impeller.
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If necessary, replace the components listed above.
LUBRICATING THE BEARINGS
The type of the bearing is indicated in technical documentation of reference.
Pumps with the bearings permanently lubricated with grease
The bearings are of the permanently lubricated type (with grease) and they do not request any maintenance. The intervals of the
indicative changing are indicated in the TAB. VII (foreseen duration according to L10).
PUMP DISASSEMBLY
Refer to specific literature, and require it to the manufacturer (section, instructions etc ...)
Execute the pump stop as indicated above.
Motor coupling (MK32-40-50-65-100): see the reference in picture 8b
Motor substitution (MK32-40-50-65-100): see the reference in picture 8a and 8b
Mechanical seal substitution (MK32-40-50-65-100). See picture 9
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Before proceeding with disassembly:
Disconnect the motor from the main supply;
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Close all valves;
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Empty the pump from the liquid using the caps.
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8. DECOMISSIONING AND DISPOSAL
At the end of the operating life of the pump or any of its parts, it must be disposed of in observance of current regulations.
This also applies to the liquid contents, with particular regard if classified toxic or harmful, and for the packaging.
Refer to the informations about the disposal in accordance with the WEEE Directive 2012/19 / EU given in this manual
In case you need to return the material to the supplier :
completely empty the pump from the liquid and wash it carefully;
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if necessary, provide for a complete decontamination of the product;
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remove any liquids or grease residues (lubricants etc ...);
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protect the pump from corrosion and pack it carefully;
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indicate to the supplier any security measure applied.
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It is the responsibility of who returns the materials to take all measures necessary to ensure the safety of the product
and that the return is in accordance with the regulations of applicable law.
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The surfaces of pump and motor can reach high temperatures. Wait to cool before handling and use
appropriate personal protection.
Perform measurements with appropriate instruments.
Before executing any operation, turn off the power and prevent it from being reconnected.
Assure that the pump cannot be started accidentally.
Follow all safety rules, listed in the previous paragraphs and those, pertaining the country where it operates.
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EN - Translation of the original instructions
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