Bertolini GIARDINAGGIO Serie Manual De Uso Y Mantenimiento página 52

1. SPECIAL SAFETY INSTRUCTIONS .....................................................................................53
1.1 Standards governing the construction methods used for Bertolini
diaphragm pumps........................................................................................54
1.2 Safety rules...................................................................................................54
1.3 Intended use..................................................................................................55
2. DESCRIPTION OF THE PRODUCT........................................................................................56
3. PUMP ISTALLATION................................................................................................................57
3.1 Pump selection
3.2 Installation instructions...............................................................................60
3.3 Installation diagram....................................................................................61
3.4 Installation of the safety cone......................................................................62
3.5 Use with agricultural machines..................................................................63
3.6 Use with gas/diesel engines and electric motors........................................64
3.7 Suction and delivery circuits.
3.8 Filter application..........................................................................................67
3.9 Suction head and negative inlet pressure..................................................69
3.10 Tank filling devices......................................................................................71
3.11 Diaphragm rupture alarm (available on request).....................................72
3.12 Use of the pressure adjusting valve............................................................73
3.13 Preliminary operations................................................................................74
4. USE OF THE PUMP ...................................................................................................................75
4.1 How to start the pump.................................................................................75
4.2 How to stop the pump..................................................................................76
4.3 Chemical attack and washing
4.4 Standstill periods..........................................................................................78
5. TROUBLES AND CURES...........................................................................................................79
6. PUMP MAINTENANCE..............................................................................................................77
6.1 Routine maintenance...................................................................................................77
6.2 Extraordinary maintenance.......................................................................................77
6.3 How to replace the check valves................................................................................81
6.4 How to replace the diaphragms and change oil.......................................................82
6.5 Examples of diaphragms failures & causes ...............................................80
7. MANUFACTURER'S DECLARATION..................................................................................83
8. LIMITED WARRANTY.............................................................................................................85
TABLE OF CONTENTS
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