Manuals / Multitech / Household Appliance / Water Pump

Multitech 1777.8/7-10 G3 Multitec, KSB Aktiengesellschaft, 01.06.2006 1777.8/7-10

Models: 1777.8/7-10 G3

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Multitec

Subject to technical modification without prior notice.

01.06.2006

1777.8/7-10

KSB Aktiengesellschaft

P.O. Box 1361, 91253 Pegnitz Bahnhofplatz 1, 91257 Pegnitz (Germany) Tel. +49 9241 71-0 Fax +49 9241 71-1791 www.ksb.com

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Multitech 1777.8/7-10 G3 operating instructions Multitec, KSB Aktiengesellschaft, 01.06.2006 1777.8/7-10

Contents

High-pressurepumps in ring-sectiondesign MultitecContents MultitecIndex Multitec2Safety 1General2.3Non-compliancewith safety instructions 2.4Safety awareness3Transport, storage Multitecaccessories Descriptionproduct F Fx5Installation at site MultitecMultitec 5.3.1Aligning the pump / drive Coupling guard5.4Connecting the piping Danger to life when hot fluids are handledMultitec Protection against foreign matter5.5Connection to power supply 5.5.1 Connecting the motor5.5.2Setting the time relay Multitec6Commissioning, start-up /Shutdown MultitecInstructions for boiler feed applications 6.1CommissioningMultitec 6.1.3 Contact guard6.2.2 Switching frequency 6.4Returning to service after storageMultitec 6.2.3 Minimum flowsServicing / maintenance Multitec7.2.2 Bearings and lubrication 7.1General instructionsMultitec Oil quality / Oil changeMultitec 7.3.3Dismantling the bearingsMultitec Grease lubrication figs. 26 andOil lubrication with lip seal fig Oil lubrication with labyrinth seal figMultitec 7.3.4.1 Replacing the packing rings7.3.4.1Replacing the shaft protecting sleeve Pump design without balance drumMultitec 7.3.5.2 Removing an air-cooledmechanical sealseal code code7.3.6Dismantling the hydraulic system 7.4ReassemblyMultitec 7.4.2Reassembly of hydraulic system Stuffing box housingMultitec 7.4.3Seals Gland packingMultitec Mechanical sealsHorizontal baseplate-mountedpump units Sealing elementsTightening the shaft nuts on Multitec pumps Tightening torques for shaft nutsMultitec Tightening the shaft nuts on Multitec pumpsMultitec Fixed bearingMultitec Radial bearingMultitec 8Trouble-shooting 9General assembly drawing MultitecPump sizes 32 to Axial suction nozzleMultitec Close-coupledpump up to pump sizeRadial suction nozzle Vertical designMultitec Pump sizes 125 andVersion B Material codes 20, 21, 22, 23 and Version CMultitec 9.1List of componentsDescription DescriptionAchtung Attenzion Multitec01.06.2006 1777.8/7-10 MultitecKSB Aktiengesellschaft