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23 |
DT 4.10, DT 4.16, DT 4.25, DT 4.40, DX 4.10, DX 4.16, DX 4.25, DX 4.40
The pump does not reach the required pressure
Cause
Leakage at pressure line
Intake filter is clogged
Media line blocked
Undersized media lines
Tableau 7.1: Tableau des pannes 2
The pump does not reach the required performance and / or emits disturbing noises
Cause
Incorrect motor connection
The motor runs in the wrong direction of rotation if the
pump does not prime correctly and emits loud noise.
Foreign bodies sucked into the pump, stuck bearings or
other components
Insufficient oil level
Tableau 7.1: Tableau des pannes 3
The pump does not start
Cause
Power supply not switched on, e.g. actuated by
emergency stop, voltage not enabled, start conditions
of the application not met
Supply voltage is not present, e.g. due to faulty
installation (cable break, faulty connection).
Safety device such as motor protection switch and line
protection has tripped.
Tableau 7.1: Tableau des pannes 4
Check media lines for leaks and repair if necessary.
The pump must be shut down safely or disconnected
from the power supply by a qualified electrician.
from the supply voltage by a qualified electrician. The
suction filter must be cleaned or replaced if necessary.
The pump must be shut down safely or disconnected
from the power supply by a qualified electrician.
from the supply voltage by a qualified electrician. Check
the media line. Remove foreign bodies from the media
line.
If the inlet or outlet cross-section is too small, not
enough volume can be sucked in or compressed. The
cross-section must be corrected in consultation with
Gebr.
The motor installation must be checked by a qualified
electrician and corrected if necessary.
The motor installation must be checked by a qualified
electrician and corrected if necessary.
If components have to be dismantled to remove foreign
bodies, Becker Service must be notified. Likewise, only
original spare parts may be used to replace damaged or
worn components.
The oil recommended by the manufacturer must be
adjusted to the correct level (see oil sight glass).
Check operating elements and customer installation
Check fulfilment of start conditions for respective
operating mode
Have possible sources of error checked by a qualified
electrician. The pump may only be switched on after it
has been checked by a qualified electrician.
Have possible sources of error checked by a qualified
electrician. Do not switch on the pump again until the
work has been completed and the fault has been
rectified. Check the motor protection switch with the
information on the rated current on the type plate and
adjust the setting if necessary. If the adjustment is
outside the setting range of the motor protection
switch, install a suitable motor protection switch.
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