Appendix
A
44
elite
TM
Chapter
4
Troubleshooting
This
chapter
lists
the
common
problems
a
user
may
encounter
when
using
the
elite
TM
generator,
along
with
recommended
solutions.
If
the
problem
doesn’t
match
any
of
those
on
the
following
pages,
please
contact
the
nearest
MKS,
ENI
Products
Service
location
for
assistance.
4.1
Hardware
Faults
Symptoms
Possible
Cause
Recommendations
No
or
incorrect
AC
line
voltage.
Ensure
that
correct
line
voltage
is
being
supplied.
Unit
does
not
power
up
when
plugged
in
and
/
or
power
switch
in
ON
position
Internal
fuse
open
Contact
an
authorized
MKS,
ENI
Products
Service
location
for
assistance.
INTERLOCK
fault
Interlock
string
open.
Check
cabinet
and
RF
connector
interlocks;
check
that
pins
10
&
23
of
the
Analog
Interface
connector
are
tied
together,
either
through
the
tool
interlock
string
or
through
the
interlock
defeat
jumper
Low
AC
line
voltage
Ensure
that
correct
line
voltage
is
being
supplied.
Out
of
Regulation
condition
(generator
unable
to
meet
setpoint
and
not
Internal
power
sensor
issue
Contact
an
authorized
MKS,
ENI
Products
Service
location
for
assistance.