Contents
4 of 132
Amacan P
6
Commissioning/Start-up/Shutdown................................................................................................... 43
6.1
Commissioning/Start-up ................................................................................................................................. 43
6.1.1
Prerequisites for commissioning/start-up ......................................................................................... 43
6.1.2
Start-up............................................................................................................................................... 44
6.2
Operating limits.............................................................................................................................................. 44
6.2.1
Operation on the power supply mains............................................................................................. 44
6.2.2
Frequency of starts............................................................................................................................. 45
6.2.3
Operation on a frequency inverter................................................................................................... 45
6.2.4
Fluid handled ..................................................................................................................................... 45
6.3
Shutdown/storage/preservation .................................................................................................................... 47
6.3.1
Shutdown ........................................................................................................................................... 47
6.3.2
Measures to be taken for shutdown ................................................................................................ 47
6.4
Returning to service ....................................................................................................................................... 48
7
Servicing/Maintenance ........................................................................................................................ 49
7.1
Safety regulations........................................................................................................................................... 49
7.2
Maintenance/inspection................................................................................................................................. 51
7.2.1
Inspection work.................................................................................................................................. 51
7.3
Removing the pump set ................................................................................................................................. 53
7.3.1
Removing the pump set .................................................................................................................... 53
7.3.2
Drainage/cleaning.............................................................................................................................. 54
7.3.3
Checking the cable bundle................................................................................................................ 54
7.3.4
Checking the earth conductor .......................................................................................................... 55
7.3.5
Checking the mechanical seal for leakage ....................................................................................... 55
7.4
Lubrication and lubricant change ................................................................................................................. 56
7.4.1
Lubricating the mechanical seal........................................................................................................ 56
7.4.2
Lubricating the rolling element bearings......................................................................................... 59
7.5
Dismantling the pump set.............................................................................................................................. 60
7.5.1
General information/Safety regulations........................................................................................... 60
7.5.2
Preparing the pump set..................................................................................................................... 61
7.5.3
Removing the bellmouth................................................................................................................... 61
7.5.4
Removing the impeller ...................................................................................................................... 62
7.5.5
Removing the mechanical seal.......................................................................................................... 62
7.5.6
Dismantling the motor section ......................................................................................................... 64
7.6
Reassembling the pump set ........................................................................................................................... 66
7.6.1
General information/Safety regulations........................................................................................... 66
7.6.2
Installing the replacement cable gland ............................................................................................ 68
7.6.3
Fitting the motor housing cover ....................................................................................................... 69
7.6.4
Installing the mechanical seal ........................................................................................................... 71
7.6.5
Fitting the impeller ............................................................................................................................ 75
7.6.6
Fitting the bellmouth ........................................................................................................................ 76
7.6.7
Leak testing ........................................................................................................................................ 77
7.7
Checking the electrical connection and motor............................................................................................. 79
7.8
Tightening torques......................................................................................................................................... 79
7.9
Spare parts stock............................................................................................................................................. 80
7.9.1
Ordering spare parts.......................................................................................................................... 80
7.9.2
Recommended spare parts stock for 2 years' operation to DIN 24296 .......................................... 80
8
Trouble-shooting.................................................................................................................................. 82
9
Related Documents .............................................................................................................................. 84
9.1
General assembly drawing............................................................................................................................. 84
9.1.1
Special features .................................................................................................................................. 93
9.2
Cable bundle................................................................................................................................................... 94
9.3
Wiring diagrams ............................................................................................................................................. 96
9.3.1
Wiring diagram for the power cable 700-470…1500-1060............................................................. 96
9.3.2
Wiring diagram for the power cable 1600-1060.............................................................................. 97
9.3.3
Wiring diagrams for the sensors ....................................................................................................... 98
9.4
Flamepaths on explosion-proof motors ...................................................................................................... 102
9.5
Dimensions.................................................................................................................................................... 103
