BUSCH SIMPLEX VO 0040 B, Руководство по эксплуатации

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9 | Troubleshooting
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0870S03254
_VO 0040-0080_B_-0000_IM_en
9 Troubleshooting
DANGER
Danger from electric shock!
Electric shock will cause death or serious injury.
•
Before any electrical work, ensure that the vacuum pump is disconnected from the power
supply and secured against accidental activation. Wait for another 60 seconds after the
LED displays switch off.
•
Electrical installation work must only be performed by trained specialists.
WARNING
Hazard from running vacuum pump!
There is a severe threat for life and limb depending on the repair and maintenance work to
be carried out if the vacuum pump is running.
Only carry out any repair or maintenance work if:
•
the vacuum pump is not running
•
the vacuum pump is disconnected from the electrical supply and secured against uninten-
tional start-up
•
vacuum system and pipes are not under pressure,
•
hot surfaces are cooled down,
•
Disconnect the vacuum system from the process and make sure that there is ambient pres-
sure in the vacuum system! Procedure: Close the shut-off device on the inlet side (not in-
cluded in the scope of delivery) and slowly open the venting valve (VV, fig. 1).
9.1
39B
Failure table and measures
Problem Possible cause Remedy
The vacuum pump does not
start up.
The required voltage is
not pending at the motor.
•
Check the power supply.
•
Switch on the main switch.
The motor is defective.
•
Replace the motor.
Start release is missing
•
Apply signal to digital input
1 (terminal 8).
Main switch 100Q1 cannot
be switched on No or too-low mains volt-
age
•
Check mains voltage, see
circuit diagram for permis-
sible or required mains
voltage
The required pressure can-
not be built up on the in-
take connection. The suction strainer (IS,
fig. 19) is partially clogged
•
Clean the suction strainer
(IS, fig. 19).
The air filter insert (fig. 18)
is clogged
•
Replace the air filter insert.
The venting valve (VV,
fig.
1 ) is open.
•
Close the venting valve.
Too-low speed
•
Check target value and
change if necessary (pa-
rameter 12.2)
Problem Possible cause Remedy