ProMinent mikro g/5a Instruction Manual page 10

®
ProMinent mikro g/5a
Precision feeding pump
Page 10
Red fault indicating light goes on:
Take note of the flashing fault annunciation on the display.
Further hints see instruction manual g/5a.
Float switch does not switch off the metering pump
when the minimum filling level is reached:
Float is blocked: Remove deposits and clean float.
Other information for operating and maintenance
Changing liquid end and plunger
1. While the pump is working set the stroke length to zero, this blocks the
plunger
2. Push the sliding lock to the front, over the plunger coupling.
3. Disconnect plunger bayonet coupling by pressing and turning to the left.
4. Loosen the knurled screws in front of the liquid end.
5. The liquid end together with the plunger can be pulled off.
6. Install the new or cleaned end in reverse sequence.
5
4
2
3
Instruction manual
mikro g/5a
3
3
2378-4