Contents
4 of 60
Multi Eco
6.2.1 Ambient temperature........................................................................................................................33
6.2.2 Maximum operating pressure ...........................................................................................................33
6.2.3 Fluid handled .....................................................................................................................................34
6.3 Shutdown/storage/preservation ....................................................................................................................34
6.4 Returning to service .......................................................................................................................................35
7 Servicing/Maintenance........................................................................................................................ 36
7.1 Safety regulations...........................................................................................................................................36
7.2 Drainage/cleaning ..........................................................................................................................................37
7.3 Inspection work ..............................................................................................................................................37
7.3.1 Cleaning the suction strainer ............................................................................................................37
7.3.2 Checking the pre-charge pressure of the accumulator (Multi Eco Top only) ................................37
7.3.3 Checking the automatic devices for starting and stopping the pump...........................................37
7.4 Dismantling the pump set..............................................................................................................................38
7.4.1 General information/Safety regulations...........................................................................................38
7.4.2 Preparing the pump set.....................................................................................................................38
7.4.3 Removing the complete pump set from the piping ........................................................................38
7.4.4 Removing the stage casings ..............................................................................................................39
7.4.5 Removing the mechanical seal and rolling element bearings ........................................................41
7.4.6 General information/Safety regulations...........................................................................................42
7.4.7 Fitting the rolling element bearings and the mechanical seal .......................................................43
7.4.8 Fitting the stage casings ....................................................................................................................46
7.5 Reassembling the pump set...........................................................................................................................49
7.6 Spare parts stock.............................................................................................................................................49
7.6.1 Ordering spare parts..........................................................................................................................49
7.6.2 Recommended spare parts stock for 2 years' operation to DIN24296...........................................49
8 Trouble-shooting.................................................................................................................................. 50
9 Related Documents.............................................................................................................................. 51
9.1 Exploded view and list of components .........................................................................................................51
9.2 Installation example.......................................................................................................................................52
9.2.1 Multi Eco-Pro......................................................................................................................................52
9.2.2 Multi Eco Top .....................................................................................................................................53
9.3 Dimensions......................................................................................................................................................53
10 EU Declaration of Conformity............................................................................................................. 56
11 EU Declaration of Conformity............................................................................................................. 57
12 Certificate of Decontamination........................................................................................................... 58
Index ..................................................................................................................................................... 59