WEDA L70 ENG.docx 4/59
3.2.1 Delivery pipe connecting......................................................................... 19
3.2.2 Connecting the power cable to the control box ....................................... 20
3.2.3 Connecting the power cable to the pump................................................ 20
3.3 Dismantling .................................................................................................... 21
4Operating instructions ........................................................................... 22
4.1 Before starting................................................................................................ 22
4.1.1 Before the first start................................................................................ 23
4.2 Starting........................................................................................................... 26
4.3 Working.......................................................................................................... 26
4.4 Stopping......................................................................................................... 26
4.5 Emergency situation....................................................................................... 26
5Maintenance ......................................................................................... 28
5.1 General information ....................................................................................... 28
5.1.1 Tools for ordinary maintenance .............................................................. 28
5.1.2 Bolts tightening torque ........................................................................... 31
5.1.3 Lubricants specifications ......................................................................... 32
5.1.4 Exploded view and pump's groups .......................................................... 33
5.2 Maintenance schedule ................................................................................... 34
5.2.1 Before every shift.................................................................................... 35
5.2.2 After every shift ...................................................................................... 35
5.2.3During every shift ................................................................................... 35
5.2.4 Every 8 operating hours .......................................................................... 36
5.2.5 Every 50 operating hours ........................................................................ 36
5.2.6 Every 150 operating hours ...................................................................... 36
5.2.7 Pump with optional devices .................................................................... 36
5.3 Maintenance operating instructions............................................................... 37
5.3.1 Lubricating oil checking........................................................................... 37
5.3.2 Lubricating oil changing/refilling ............................................................ 38
5.3.3 Impeller clearence checking .................................................................... 39
5.3.4 Impeller clearence adjusting ................................................................... 40
5.4 Maintenance replacing instructions................................................................ 43
