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Operating manual for BAUER gear pump
8 TECHNICAL DATA
SM 540 SM 1000
SM 2000
Driving power kW 55 108
Driving speed min
-1 540 1000
Discharge m
3
/h
40-200 40 - 300
Manometric head m 95-52 142 – 102
Oil filling – gearbox „Spirax EP 90“ 1,0 lit 2,5 lit
Oil reservoir for mechanical seal - hydraulic oil Shell Tellus S 22 0,4 lit
Oil filling for self primer – hydraulic oil Shell Tellus S 22 0,2 lit
9 FAULT DESCRIPTION
Fault Cause Remedy
Water level drops during filling Foreign object blocked between
suction pipe and the foot valve.
Open and close the flap several
times.
Rubber on foot valve damaged. Replace rubber.
The pump does not deliver Suction head too high.
Leak or blockage in the suction line.
Too much solids.
Decrease suction head.
Repair defective parts or remove
blockage.
Add water.
Wrong direction of rotation.
Seal damage.
Reverse direction of rotation.
Replace the seal.
Discharge decreases. Too much counter-pressure
Suction line blocked.
Impeller blocked.
Remove foreign object.
Clean suction line.
Clean impeller.
Priming procedure with self primer
is interrupted.
Ball has got caught. Open the coupling and close it
again.
Leaking joints or hoses.
Defective mechanical seal.
Replace couplings or hoses.
Replace mechanical seal.
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