ENGLISH
7
CONTENTS
1. KEY ...............................................................................................................................................................................................7
2.PUMPED LIQUIDS ...............................................................................................................................................................................7
2.1. Product description ................................................................................................................................................................8
2.2. Intended use ..........................................................................................................................................................................8
3.TECHNICAL DATA AND LIMITATIONS OF USE ...............................................................................................................................8
4.WARNINGS ..........................................................................................................................................................................................8
5.INSTALLATION ...................................................................................................................................................................................8
6.ELECTRICAL CONNECTION ..............................................................................................................................................................9
7.CHECK THE DIRECTION OF ROTATION (FOR THREE-PHASE MOTORS) ..................................................................................10
8.START-UP..........................................................................................................................................................................................10
8.1. Adjusting the float switch ......................................................................................................................................................10
9.PRECAUTIONS..................................................................................................................................................................................10
10.MAINTENANCE AND CLEANING ...................................................................................................................................................10
10.1. Checking and changing seal oil ...........................................................................................................................................11
10.2. Changing the grinder ............................................................................................................................................................11
10.3. Cleaning the impeller ...........................................................................................................................................................11
10.4. Adjusting the impeller clearance ..........................................................................................................................................11
11.TROUBLESHOOTING .....................................................................................................................................................................11
1. KEY
The following symbols have been used in the discussion:
Situation of general danger.
Failure to respect the instructions that follow may cause harm to persons and property.
Situation of electric shock hazard.
Failure to respect the instructions that follow may cause a situation of grave risk for personal safety.
Notes
2. PUMPED LIQUIDS
Submersible pump with ring impeller and grinder device at the front
Clear water containing sand
Waste water:
Without large solids or long fibres
X
Waste water with small solids and without long fibres.
Untreated sewage (with solids and long fibres)
Liquids containing long fibres
Flammable liquids (oil, petrol, etc.)
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