Table Of Contents - Johnson Pump TG GS2-25 Instruction Manual

1.0 Introduction ........................................................................................................ 7
1.1 General ..................................................................................................................7
1.2 Reception, handling and storage ....................................................................7
1.2.1
1.2.2
1.2.3
1.3 Safety .....................................................................................................................8
1.3.1
1.3.2
1.4 Technical conventions ..................................................................................... 11
2.0 Pump description ...........................................................................................12
2.1 Type designation .............................................................................................. 12
3.0 General technical information ......................................................................14
3.1 Pump standard parts ....................................................................................... 14
3.2 Operating principle .......................................................................................... 14
3.2.1
3.2.2
3.3 Sound ................................................................................................................. 15
3.4 General performance ...................................................................................... 15
3.5 Main characteristics ....................................................................................... 16
3.6 Pressure ............................................................................................................. 17
3.7 Sound level ....................................................................................................... 17
3.7.1
3.7.2
3.7.3
3.8 Maximum temperature ..................................................................................... 18
3.9 Jacket options ................................................................................................... 18
3.10 Internals .............................................................................................................. 19
3.10.1 Bush materials .................................................................................................19
3.10.2 Maximum temperature of internals ..............................................................19
3.10.3 Operation under hydrodynamic lubrication conditions ..........................19
3.10.4 Maximum torque of pump shaft and rotor material combination ..........20
3.11 Mass moment of inertia................................................................................... 20
3.12 Axial and radial clearances............................................................................. 20
3.13 Extra clearances ............................................................................................... 21
3.14 Play between gear teeth ................................................................................. 22
3.15 Maximum size of solid particles .................................................................... 22
3.16 Shaft sealing .................................................................................................... 22
A.0500.501 - IM-TGGS/05.01 EN (03/2013)
Contents
Reception ........................................................................................................... 7
Handling .............................................................................................................. 7
Storage ............................................................................................................... 7
General ............................................................................................................... 8
Pump units ......................................................................................................... 9
1.3.2.1 Pump unit handling .......................................................................................9
1.3.2.2 Installation .......................................................................................................9
1.3.2.3 Before commissioning the pump unit .................................................... 10
1.3.2.4 Disassembly/assembly of the coupling guard ..................................... 10
1.3.2.5 Name plate - CE Declaration of Conformity ....................................... 10
Self-priming operation ...................................................................................15
Safety relief valve - Working principle ......................................................15
Sound level of a pump without drive ..........................................................17
The sound level of the pump unit ................................................................18
Influences .........................................................................................................18
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