Desmi VAC-4001, Operation And Maintenance Instructions, Page: 2 / 15

Table of Contents:
1. PRODUCT DESCRIPTION
................................................................................................................................. 3
1.1 DELIVERY ............................................................................................................................................................. 3
2. TECHNICAL DATA
............................................................................................................................................. 3
2.1 NAME PLATE
........................................................................................................................................................ 3
2.2 EXPLANATION OF THE TYPE NUMBER
......................................................................................................... 3
2.3 TECHNICAL DESCRIPTION .............................................................................................................................. 4
3. INSTALLATION
................................................................................................................................................... 4
3.1 MOUNTING/FASTENING ................................................................................................................................... 4
3.2 WIRING
.................................................................................................................................................................. 6
4. TRANSPORT/ STORAGE
.................................................................................................................................. 6
5. DISMANTLING SEE DRAWING NO. 490231 ................................................................................................... 7
5.1 ACCESS TO IMPELLER AND ROTOR
............................................................................................................. 7
5.2 DISMANTLING IMPELLER AND ROTOR ......................................................................................................... 7
5.3 DISMANTLING SHAFT SEAL ............................................................................................................................. 7
5.4 DISMANTLING SEAT ........................................................................................................................................... 7
5.5 DISMANTLING SHAFT WITH BEARINGS
....................................................................................................... 7
5.6 INSPECTION ......................................................................................................................................................... 7
6. ASSEMBLING
...................................................................................................................................................... 7
6.1 FITTING SEALING RING IN PUMP CASING ................................................................................................... 7
6.2 FITTING SHAFT WITH BEARINGS
................................................................................................................... 7
6.3 FITTING NYLON BUSHING
................................................................................................................................ 8
6.4 FITTING SHAFT SEAL ......................................................................................................................................... 8
6.5 FITTING ROTOR .................................................................................................................................................. 8
6.6 FITTING IMPELLER
............................................................................................................................................. 8
6.7 FITTING BEARING BRACKET
........................................................................................................................... 8
6.8 SHAFT
.................................................................................................................................................................... 8
7. FROST PROTECTION
........................................................................................................................................ 8
8. DISMANTLING ..................................................................................................................................................... 9
9. START-UP
............................................................................................................................................................ 9
9.1 STARTING
............................................................................................................................................................. 9
10. SYSTEM BALANCING ..................................................................................................................................... 9
11. INSPECTION AND MAINTENANCE ..............................................................................................................11
11.1 DRAINING THE PUMP
.................................................................................................................................... 11
11.2 BEARINGS ........................................................................................................................................................ 11
12. REPAIRS
...........................................................................................................................................................11
12.1 ORDERING SPARE PARTS ........................................................................................................................... 11
13. OPERATING DATA ..........................................................................................................................................11
14. EU DECLARATION OF CONFORMITY
.........................................................................................................12
15. ASSEMBLY DRAWING
...................................................................................................................................12
16. SPARE PARTS LIST ........................................................................................................................................14
17. DIMENSIONAL SKETCH
.................................................................................................................................15