Becker O 5.10 Operating Instructions Manual page 25

25 | O 5.10, O 5.16, O 5.21, O 5.25, U 5.40
The pump becomes unusually hot
Cause
Motor/unit fan damaged or clogged
Air oil separator element clogged
Strainer in the intake manifold is
clogged
Temperature of the evacuated gas is
too high
Ambient temperature of the pump is
too high
Table 7.1: Fault tables 3
Review
Visual inspection for visual damage;
listen for unusual noises
grinding noises).
If an optional maintenance indicator
is installed, a blockage can be
detected during operation due to
the increased back pressure.
Check the strainer
contamination; if this
repeatedly, check the intake line for
contamination if necessary.
Measure the temperature of the
evacuated gas and compare it with
the permitted
temperature
<k>Betriebsparameter</k>).
Measure ambient temperature
Troubleshooting
The pump must be shut down safely
(e.g. or disconnected from the power
supply by a qualified electrician. The
protective device "fan guard" must
be removed and the fan wheel must
be cleaned of dirt or replaced in
case of damage.
The pump must be shut down safely
or disconnected from the power
supply by a qualified electrician. The
air oil separator must be replaced at
the specified interval.
for Clean / replace sieve
occurs
This temperature limit must be
observed.
maximum
(chapter
Sufficient
compliance
distances must be checked and
ensured.
ventilation and
with the minimum