Richter RMA Series - Manual (Page 2)

Series RMA
Page 2
9475-050-en Revision 12
TM 7978 Edition 08/2010
List of Contents
List of Contents ........................................ 2
Relevant documents ................................. 3
1 Technical data ...................................... 3
1.1 Tightening torques ....................................... 4
1.2 Type plate, dry-running, ATEX and housing
markings ...................................................... 4
1.3 Spare parts .................................................. 4
2 Safety .................................................... 5
2.1 Intended use ................................................ 5
2.2 Notes on safety for the customer / operator 6
2.3 Notes on safety for maintenance ................ 6
2.4 Conversion work and production of spare
parts by the customer .................................. 6
2.5 Improper operation ...................................... 6
2.6 Special requirements for explosion protection
................................................................. 6
2.6.1 Filling the unit .................................................. 6
2.6.2 Special operating conditions ............................ 7
2.6.3 Chargeable liquids ........................................... 7
2.6.4 Identification .................................................... 7
2.6.5 Check of the direction of rotation ..................... 7
2.6.6 Mode of operation of the pump ........................ 7
2.6.7 Temperature limits ........................................... 8
2.6.8 Maintenance .................................................... 8
2.6.9 Electric peripheral equipment .......................... 8
3 Transport, storage and disposal ........ 9
3.1 Return consignments .................................. 9
3.2 Disposal ....................................................... 9
4 Product description ........................... 10
5 Installation .......................................... 11
5.1 Safety regulations ...................................... 11
5.2 Installation of pump/unit ............................ 11
5.3 Alignment of pump-coupling-motor ........... 11
5.4 Piping......................................................... 11
5.4.1 Nominal size .................................................. 11
5.4.2 Nozzle loads .................................................. 12
5.4.3 Suction line .................................................... 12
5.4.4 Supply lines ................................................... 12
5.4.5 Discharge line ................................................ 12
5.4.6 Venting and evacuating ................................. 12
5.5 Pipe fittings ................................................ 12
5.6 Monitoring facilities .................................... 13
5.7 Drive .......................................................... 13
5.8 Coupling .................................................... 13
5.9 Final check ................................................ 13
5.10 Coupling guard .......................................... 13
5.11 Electric connection .................................... 13
6 Commissioning/Shutdown ................ 14
6.1 Initial commissioning ................................. 14
6.1.1 Filling the pump housing ............................... 14
6.1.2 Start-up ......................................................... 14
6.2 Operating limits ......................................... 14
6.2.1 Abrasive media ............................................. 14
6.2.2 Min./max. 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 Safety-relevant screw fittings .................... 16
7.2 Bearing pedestal ....................................... 16
7.2.1 Long life grease lubrication ........................... 16
7.2.2 Oil bath lubrication ........................................ 16
7.3 Cleaning .................................................... 16
7.4 Stand-by pumps ........................................ 17
7.5 Notes on dismantling ................................ 17
7.5.1 Protective clothing ........................................ 17
7.5.2 Magnetic fields .............................................. 17
7.6 Dismantling ............................................... 17
7.6.1 Removing bearing pedestal .......................... 17
7.6.2 Dismantling of drive unit long life grease
lubrication ..................................................... 18
7.6.3 Dismantling of drive unit oil bath lubrication 18
7.6.4 Dismantling of slide-in unit ............................ 18
7.6.5 Dismantling housing/shaft spider .................. 18
7.6.6 Changing the radial ball bearings .................. 18
7.7 Notes on assembly ................................... 18
7.7.1 Table for target dimension Z ......................... 19
7.8 Assembly ................................................... 19
7.8.1 Assembly of housing / shaft spider ............... 19
7.8.2 Assembly of slide-in unit ............................... 19
7.8.3 Assembly of drive unit long life grease
lubrication ..................................................... 20
7.8.4 Assembly of drive unit oil bath lubrication .... 20
7.8.5 Final assembly .............................................. 21
7.8.6 Fill bearing pedestal with oil .......................... 21
7.9 Tests ......................................................... 21
8 Malfunctions ....................................... 22
9 Sectional drawings ............................ 23
9.1 Legend ...................................................... 23
9.2 RMA long life grease lubrication ............... 24
9.3 RMA oil bath lubrication ............................ 25
10 Assembly aids .................................... 26
10.1 Boring template for housing drain ............. 26
10.2 Pull-off device for plain bearing bushes .... 26
10.3 Dismantling device impeller-inner magnet
assembly ................................................... 26