Training system mMS 4.0 | R901429162/04.16 Bosch Rexroth AG 59/68
Fault assistance
11 Fault assistance
This chapter contains information that can help you further when faults arise in
the mMS 4.0 training system.
11.1 Faults
The following faults may occur:
Table 10: Possible faults
The Supply, K1 and K2
LEDs on the
emergency stop relay -
51K1 do not light up.
The emergency stop
circuit is open locally
at this station
Checks whether
the pressure switch
has enough air
pressure, that an
emergency stop is
not pressed and all
connecting cables
are connected.
The Supply, K1 and K2
LEDs on the
emergency stop relay -
51K2 do not light up.
The emergency stop
circuit is open locally at
the station to the right of
this station
Checks the right station
to see whether the
pressure switch has
enough air pressure,
that an emergency stop
is not pressed and all
connecting cables
are connected.
The Supply, K1 and K2
LEDs on the
emergency stop relay -
51K3 do not light up.
The emergency stop
circuit is open locally
at the station to the left
of this station
Checks the left station
to see whether the
pressure switch has
enough air pressure,
that an emergency stop
is not pressed and all
connecting cables
are connected.
The Supply, K1 and K2
LEDs on the
emergency stop relays
-51K2 and -51K3
do not light up.
The emergency stop
circuit is open at all
stations
Checks all stations
to see whether the
pressure switch has
enough air pressure,
that an emergency stop
is not pressed and all
connecting cables
are connected.
LED at relay -54K1
is not lit.
Pressure switch did not
switch.
No pressure present
or the pressure switch
is in the wrong position.
LED at relay -K0.3
is not lit.
Reset pushbutton 2S3
was not pressed.
Press Reset
pushbutton 2S3.
An increase in pressure
could not be found at
the pressure gage.
Hydraulic power unit is
faulty, too little oil in the
system or the pressure
relief valve is configured
incorrectly.
Check the oil level,
replenish with oil when
needed.
Get in touch with Bosch Rexroth After-sales care if the causes of the fault cannot
be identified and remedied.
www.boschrexroth.com/training
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