salmson SDL Notice De Montage Et De Mise En Service page 13

ENGLISH
10.PROBLEMS, CAUSES AND REMEDIES
PROBLEMS
PUMP DOES NOT RUN
PROTECTIVE MOTOR
SWITCH ENGAGED
PUMP DOES NOT PUMP
PUMP TRANSPORTS TOO LIT-
TLE,
NOISY OPERATION
If no solution can be found, please contact your plumbing and
heating specialist or your nearest Salmson Customer Service or
representative.
11.SPARE PARTS
Spare parts are ordered via a local specialist dealer and/or
Salmson customer service.
In order to avoid queries and incorrect orders, make sure to
mention all data indicated on the rating plate when placing
your order.
Subject to technical alterations!
CAUSES
Interruption of the current, short circuit,
Insulation fault in the motor winding
Safety fuse, capacitor defect
Cable break
Level switch does not switch
Protective motor switch not set correctly
Cutting device or impeller already blocked by
foreign bodies
Air in spiral housing
Level switch not set correctly
Wrong direction of rotation
Impeller worn down
Impeller, cutting device or pump housing cov-
ered in sludge
REMEDY
Check power supply,
Call on expert to check cable and motor
Replace fuses, capacitor
Check cable resistance. If necessary, replace
cable. Only use original Salmson special cable!
Check level switch
Switch to nominal current
• Switch off the pump voltage and secure against
re-operation.
• Close the shut-off valve at the back of the pump.
• Remove pump from the sump
• Remove foreign bodies from the pump
Ventilate backflow preventer
Ensure that the suction impeller is flooded
interchange two phases of the mains connection
Change impeller
Clean pump, see sixth line
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