Multitech 1777.8/7-10 G3 Operations Instructions

MultitecOperating instructions1777.8/7-10 G3High -pressure pumps inring-section designWorks No.: __________________________________Type series: ______

1212:5Caution1145:31/21145:32/2CautionMultitec105.4.1 Vacuum balance lineWhere liquid has to be pumped out of a vessel under vacuum, itis advisable to

CautionCautionCautionPump sizes32 to 100Pump sizes125 and 150CautionMultitec116 Commissioning, start -up / ShutdownInstructions for boiler feed applic

CautionCautionMultitec126.1.3 Contact guardIn compliance with health and safety regulations thepump must not be operated without a coupling guard. Ift

CautionCautionMultitec136.2.2 Switching frequencyThe permissible number of start-ups in a given period of timedepends on the circumstances prevailing

CautionMultitec147 Servicing / maintenance7.1 General instructionsThe operator is responsible for ensuring that all maintenance,inspection and install

CautionMultitec15Oil quality / Oil c hangeQuality: ISO VG 46.The first oil change shall be carried out after 300 operatinghours, the following ones ev

Shaft in 1.4021 / 1.4462Multitec 32 - 125Multitec 150Multitec 32 - 125Multitec 150Multitec 32 - 125Multitec 150Multitec167.3.3 Dismantling the bearing

CautionGrease lubrication Pump version V, MTC 100/125/150(grease lubrication only)Fig. 27Oil lubrication with labyrinth sealOil lubrication with lip s

Multitec187.3.4 Dismantling and replacement of shaft sealGland packings7.3.4.1 Replacing the packing ringsAccess to packing rings without removing the

CautionCautionMultitec197.3.5.2 Removing an air-cooled mechanical seal(seal code 64)Fig. 33N.B.: This mechanical seal design is used for applicationte

Multitec2ContentsPage1 General 42 Safety 42.1 Marking of instructions in the manual 42.2 Personnel qualification and training 42.3 Non-compliance with

171.5230.1540.3CautionCautionMultitec207.3.6 Dismantling the hydraulic system- Remove the bearings as described in sections 7.3.3.1 and7.3.3.2 and the

1234CautionldidaMultitec217.4.1 Tightening torques - Tie bolts, part No. 905Material codes 10, 11, 12, 13 (casing: cast iron)Pump sizeTightening torqu

CautionCautionLeft--hand springRight--hand springShaftrotation:anti-clock-wiseShaftrotation:clockwiseViewtowardsthe spring-loaded ringCautionMultitec2

CautionCaution1.) Tighten nut to torque M1, then loosen again1.) Tighten first nut to torque M1, then loosen again2.) Tighten first nut to torque M23.

Caution0.2 ...0.8 mm0.2... 0.8 mmMultitec24If there is no suitable torque wrench available for tightening theshaft nuts, proceed as follows,depending

Fig. 42CautionMultitec25Radial bearingVersions C and D are equipped with a deep-groove ballbearingas radial bearing. (The other versions are fitted wi

Pump delivers insufficient flow rateMotor is overloadedPump is running, but does not deliverExcessive bearing temperatureLeakage at the pumpExcessive

Pump sizes 32 to 100Radial suction nozzleVersion without balance drumwith mechanical sealAxial suction nozzleup to pump size 50Axial suction nozzlepum

Multitec28Close-coupled pump up to pump size 65Radial suction nozzleVertical designPump sizes 32, 50 and 65Vertical designPump sizes 100, 125 and 1501

Multitec29Pump sizes 125 and 1501) for pump models with mechanical seal only2) pump size 65 and above3) pump size 100 and above4) except pump size 325

Multitec3IndexSection PageAdjusting dimensions for couplingalignment, pump sizes 32 to 65, versionsE, Ex, F, Fx, V, Vx 31Aligning the pump / drive 5.3

Multitec309.1 List of componentsThis list includes all c omponents mentioned in this documentPart No. Description106.1/2 Suction casing107 Discharge c

Bild 44Fig. 44AchtungAttenzionCautionMultitec31Adjusting Dimensions for Coupling Alignment, Pump sizes 32 to 65, Pump versions E, Ex, F, Fx, V, VxCote

1777.8/7-10 01.06.2006Subject to technical m odification without prior notice.KSB AktiengesellschaftP.O. Box 1361, 91253 Pegnitz · Bahnhofplatz 1, 912

CautionMultitec41 GeneralThe Multitec pump has been developed in accordance withstate-of-the-art technology; it is manufactured with utmost careand su

CautionCautionMultitec52.5 Safety instructions for the operator / user- Any hot or cold components that could pose a hazard mustbe equipped with a gua

Multitec64 Description of the product andaccessories4.1 Technical specificationMultistage centrifugalpumps in ring-section design with suctionimpeller

ShimFoundation bolts³ 800ShimShimCautionShimMultitec75 Installation at site5.1 Safety regulations / Special instructionsElectrical equipment operated

CautionCautionStraight-edgeStraight-edge GaugeaabbababGaugeStraight-edgeStraight-edgeCautionCautionCautionMultitec85.3.1 Aligning the pump / driveCoup

CautionCautionMultitec95.4 Connecting the pipingSuction lift lines shall be laid with a rising slope towards thepump and suction head lines with a dow