Rev. 1
Page 3-
23
E 902
LCD INDICATION Alarm description Effect/Signaling
Possible cause / Check
Proposed solution
Replace the vacuum pump - see card Gr3-3
Replace the fuse - see card Gr1-16
TEST FAILED
Vacuum test failed as
the maximum vacuum
is not reached within
the set time
Vacuum -.80 not reached
within 4’.
Vacuum pump not started regularly.
Replace the CPU board - see card Gr1-1
Vacuum pump wiring broken
Restore the vacuum pump, reset the alarm and try a new
Vacuum test.
Fasten the dowel of the internal rod by a sealant
- see card Gr3-3
Replace the large membranes- see card Gr3-3
Vacuum pump running in irregular way and
is very noisy
Clean the vacuum pump
The dam filter in the sterilization chamber is
clogged
Clean the dam filter and advice the user to clean regularly this
filter as described in the Operating Manual (Ordinary
operation).
Clean carefully the gasket and the parabola’s board, reset the
alarm and try a new Vacuum test.
Leakage from the door gasket.
Replace the gasket - see card Gr6-1
Replace the pipe causing the problem
Continue
Leakage from an internal pipe.
Reset the alarm e try a new Vacuum test
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