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Malfunctions: Causes and elimination
Fault
Cause
Troubleshooting
Important
Maschine does not
run or the frequency
converter shows an
error message
Technical fault of the integrat-
ed frequency converter
see enclosed operating in-
structions 610.00260.40.000
Section 8
–
Suction capacity is
insufficient
The mesh filter is dirty
Clean or replace the filter
Section 7.2.2
Section 7.4
The suction pipe is too long or
too narrow
Check the hose or the pipe
Section 5.3
Machine or system leaking
Check the pipework and
screw connections for leaks
and to ensure that they are
firmly seated.
Section 7.2
Final pressure (max.
vacuum) is not
reached
Machine or system leaking
Check the pipework and
screw connections for leaks
and to ensure that they are
firmly seated.
Section 7.2
Machine gets too hot
Ambient or intake temperature
is too high
Ensure it is being used prop-
erly
Section 2.3
Cooling air supply is ob-
structed
Check environmental condi-
tions
Section 5.1
Clean ventilation slots
Section 7.2
The machine makes
an abnormal noise
Deposits on the rotary piston
Clean the working space and
the rotary piston
Elmo Rietschle
Service
Please contact Elmo Rietschle Service for other malfunctions or those that cannot be eliminated.
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Malfunctions: Causes and elimination