Richter MNKA Series, Инструкция по установке и эксплуатации

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Series MNKA bearing pedestal assembly 4
Page 2
9250-003-en Revision 01
TM 10458 Published 06/2022
Contents
Contents 2
Associated documents ............................................... 3
1 Technical data ....................................................... 3
1.1 Tightening torques .......................................... 4
1.2 Type plate, dry running, ATEX and housing
marking ........................................................... 4
1.3 Spare parts ..................................................... 4
2 Safety instructions ................................................ 5
2.1 Proper use ...................................................... 5
2.2 Safety instructions for operating
company/operator ........................................... 6
2.3 Safety instructions for maintenance................ 6
2.4 Unauthorized modification and production of
spare parts ...................................................... 6
2.5 Prohibited operating modes ............................ 6
2.6 Special conditions for explosion protection..... 6
2.6.1 Filling the unit ....................................... 6
2.6.2 Special operating states ....................... 7
2.6.3 Rechargeable liquids ........................... 7
2.6.4 Marking ................................................ 7
2.6.5 Direction of rotation check ................... 7
2.6.6 Pump operating mode .......................... 7
2.6.7 Temperature limits ............................... 8
2.6.8 Maintenance ........................................ 8
2.6.9 Electrically operated peripheral devices8
3 Transportation and storage .................................. 9
3.1 Returns ........................................................... 9
3.2 Disposal .......................................................... 9
4 Product description ............................................ 10
5 Setup/installation ................................................ 10
5.1 Safety regulations ......................................... 10
5.2 Pump/unit setup ............................................ 10
5.3 Aligning the pump
—
coupling
—
motor ........... 10
5.4 Pipelines ....................................................... 11
5.4.1 Nominal diameter ............................... 11
5.4.2 Nozzle loading ................................... 11
5.4.3 Suction line ........................................ 11
5.4.4 Supply line ......................................... 11
5.4.5 Discharge line .................................... 11
5.4.6 Ventilation and drainage .................... 12
5.5 Pipeline fittings.............................................. 12
5.6 Monitoring devices ........................................ 12
5.7 Drive ............................................................. 12
5.8 Coupling........................................................ 13
5.9 Final inspection ............................................. 13
5.10 Coupling guard ............................................. 13
5.11 Electrical connection ..................................... 13
6 Commissioning/shutdown ................................. 14
6.1 First commissioning ...................................... 14
6.1.1 Filling the pump housing .................... 14
6.1.2 Startup ............................................... 14
6.2 Operating limits ............................................. 14
6.2.1 Abrasive media .................................. 14
6.2.2 Minimum/maximum flow rate ............. 14
6.3 Shutdown ...................................................... 15
6.4 Restarting ..................................................... 15
6.5 Improper operations and their consequences
(examples) .................................................... 15
7 Maintenance ........................................................ 16
7.1 Housing screw connections .......................... 16
7.2 Bearing pedestal ........................................... 16
7.2.1 Rolling bearings with long-life grease
lubrication ........................................... 16
7.2.2 Oil bath lubrication ............................. 16
7.3 Cleaning ....................................................... 16
7.4 Standby pumps ............................................. 17
7.5 Instructions for dismantling ........................... 17
7.5.1 Protective clothing .............................. 17
7.5.2 Magnetic fields ................................... 17
7.6 Dismantling ................................................... 17
7.6.1 Dismantling the slide-in unit ............... 17
7.6.2 Dismantling the drive unit and long-life
lubrication system .............................. 18
7.6.3 Dismantling the drive unit and oil bath
lubrication system .............................. 18
7.7 Instructions for assembly .............................. 19
7.8 Assembly ...................................................... 19
7.8.1 Assembly of the drive unit and long-life
grease lubrication ............................... 19
7.8.2 Assembly of the drive unit and oil bath
lubrication system .............................. 19
7.8.3 Trial assembly of the slide-in unit ....... 19
7.8.4 Assembly of the slide-in unit .............. 20
7.8.5 Final assembly ................................... 23
7.8.6 Filling the bearing pedestal with oil .... 24
7.9 Tests ............................................................. 24
8 Faults 25
9 Exploded view drawing....................................... 26
9.1 Long-life lubrication ...................................... 26
9.2 Oil bath lubrication ........................................ 27
10 Sectional drawing................................................ 28
10.1 Legend .......................................................... 28
10.2 Sectional drawing ......................................... 29
10.3 Sectional drawing of oil bath lubrication ....... 30
11 Assembly aids ..................................................... 31
11.1 Drilling template for housing drain ................ 31
11.2 Puller for plain bearing bushes ..................... 31
11.3 Universal impeller wrench and universal pump
rotor clamping device.................................... 31