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Kundendienst
2.
Fault
Diagnosis
2.1
Procedure
for
fault-finding
To locate
and rectify
a fault
that
has
arisen
in a TNC in-
stallation,
it
is
of foremost
importance
to
analyse
the
be-
haviour
of
the
system
as a whole:
that
is,
the
TNC Control,
the
machine-tool
and the
measuring
system.
2.2.1
shows,
in
flow
diagram
form,
the
procedure
for
exam-
ining
the
complete
installation.
In
addition,
the
HEIDENWGN
TNC 151/155
Contouring
ContrOl
includes
an extensive
integrated
supervision
system
for
the
avoidance
of entry/operator
faults
and for
the
recognition
and diagnosis
of technical
defects
in the
installation
(see
section
2.2.2)
The Burn-In
Test
Program
can be used
as further
support
in
fault
localizing
and in the
dynamic
testing
of the
Control's
hardware
(see
section
2.2.6).
SERVICE
MANUAL TNC 151/155
Page
3
Section
2/2.1
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