Watson-Marlow Bredel 265 - Manual (Page 6)

6
5.3 Installation conditions ........................................................................... 23
5.3.1
Ambient conditions .................................................................... 23
5.3.2 Set-up ........................................................................................ 24
5.3.3 Pipework ................................................................................... 25
5.3.4 Flange sizes of the pipework ..................................................... 27
5.4 Lifting and moving the pump ................................................................ 28
5.4.1
Lifting the complete unit ............................................................ 28
5.4.2 Lifting the pumphead ................................................................. 29
5.4.3 Lifting the pump cover ............................................................... 29
5.5 Placing the pump .................................................................................. 30
6 COMMISSIONING
6.1
Preparations ......................................................................................... 32
6.2 Commissioning ..................................................................................... 33
7 OPERATION
7.1
Temperature ......................................................................................... 34
7.2 Power rating ......................................................................................... 34
7.3 Dry running ........................................................................................... 37
7.4 Hose failure .......................................................................................... 37
7.5 Fluid leakage ........................................................................................ 38
8 MAINTENANCE
8.1
General ................................................................................................. 40
8.2 Maintenance and periodic inspections ................................................. 41
8.3 Cleaning the pump hose ...................................................................... 43
8.4 Changing lubricant ............................................................................... 43
8.5 Changing oil in gearbox ........................................................................ 44
8.6 Replacing pump hose ........................................................................... 44
8.6.1
Removing pump hose ............................................................... 44
8.6.2 Cleaning the pump head ........................................................... 47
8.6.3 Fitting the pump hose ................................................................ 48
8.7 Exchanging replacement parts ............................................................. 51
8.7.1
General ..................................................................................... 51
8.7.2 Replacing pressing shoes ......................................................... 51
8.7.3 Replacing seal and wear ring .................................................... 53
8.7.4 Replacing bearings ................................................................... 57
8.8 Adjusting hose compression force (shimming) ..................................... 58
8.9 Fitting options ....................................................................................... 61
8.9.1
Fitting a high-level float switch .................................................. 61