Xylem GK GV (8203, 8203X) - Manual (Page 4)

Distance to wet areas........................................................................................................................31
Noise level..........................................................................................................................................31
Start the pump...................................................................................................................................31
Maintenance.........................................................................................................................................33
Precautions.........................................................................................................................................33
Maintenance guidelines...................................................................................................................33
Torque values....................................................................................................................................33
Change the oil...................................................................................................................................34
Empty the oil...................................................................................................................................34
Fill with oil........................................................................................................................................35
Service the pump..............................................................................................................................36
Inspection........................................................................................................................................36
Major overhaul................................................................................................................................37
Service in case of alarm.................................................................................................................38
Replace the impeller.........................................................................................................................38
Remove the impeller: standard version ......................................................................................39
Install the impeller: standard version ..........................................................................................41
Remove the impeller: Ex-version .................................................................................................44
Install the impeller: Ex-version .....................................................................................................44
Troubleshooting...................................................................................................................................46
Introduction.......................................................................................................................................46
The pump does not start..................................................................................................................46
The pump does not stop when a level sensor is used.................................................................47
The pump starts-stops-starts in rapid sequence...........................................................................47
The pump runs but the motor protection trips.............................................................................48
The pump delivers too little or no water........................................................................................48
Technical Reference............................................................................................................................50
Motor data..........................................................................................................................................50
Application limits...............................................................................................................................50
Table of Contents
2 GK, GV (8203, 8203X) Installation, Operation, and Maintenance Manual