Speck pumpen SUPI, Translation Of Original Operation Manual

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Faults
09|2017 EN 27
7 Faults
7.1 Overview
Problem: Pump doesn’t run.
Possible cause Solution
No voltage.

Contact the energy
supplier.
Burnt fuse  Replace the fuse; if the
problem recurs check the
electrical connection.
Motor protection triggered.  Turn the motor protection
on; if the problem recurs
check the electrical
connection.
Magnetic coil in the motor
protection switch/contactor is
short circuited (does not turn
on).

Replace coil, check the
coil voltage.
Contacts in the motor
protection switch/contactor are
damaged.
 Replace motor protection
switch/contactor.
Control current cycle failed or
is damaged.  Check the control fuse/
control current cycle and
contacts in the control
unit.
Pump is turned off due to
running dry.  Check the installation
height of the dry run
protection.
 Check and adjust the
pressure switch settings.
Motor or cable is damaged.  Check the motor and
cable using resistance
measures.