6
ELRO
®
Pumps for hazardous materials GUP 3-1,5 and GP 20/10Ex
Page
5.0 Maintenance
.........................................................................................................
23
Standard design (spare parts list) ..........................................................................24
5.1
Cleaning ................................................................................................................26
5.2
Replacing the pumping hose .................................................................................27
5.2.1 Removing the old pumping hose ...........................................................................27
5.2.2 Inspecting the inside of the pump ..........................................................................28
5.2.3 Installing the new pumping hose ...........................................................................28
5.3
Replacement of separating part ............................................................................29
5.4
Replacement of abutment .....................................................................................30
5.5
V-belt drive .............................................................................................................30
5.5.1 Axial locking of the pulleys .....................................................................................30
5.5.2 Checking the tension of the V-bel ...........................................................................30
5.6
Oil change .............................................................................................................30
5.6.1 Pump housing .......................................................................................................30
5.6.2 Gearbox .................................................................................................................30
5.6.3
Prescribed lubricants
............................................................................................30
5.7
Shaft bearing ..........................................................................................................31
6.0
Spare parts ..........................................................................................................31
6.1
Spare parts storage ................................................................................................31
6.2
Ordering spare parts ..............................................................................................31
7.0
Troubleshooting ..................................................................................................32
8.0
Technical data .....................................................................................................33
9.0
Appendix .............................................................................................................34
