GE Magne-Blast AM-13.8-1000-3H - Failure to Close or Latch; Overheating Causes and Solutions

GEI
-
88766
2
S
Mechanism
binding
or
sticking
caused
by
being
out
of
adjustment
,
REMEDY
1
Check
all
mechanism
adjustments
,
latches
,
stops
,
auxiliary
in
accordance
with
section
on
ADJUSTMENTS
®
Examine
H
devices
,
etc
latch
and
roller
surfaces
for
corrosion
.
0
9
3
«
Damaged
trip
coil
,
REMEDYs
Replace
damaged
coil
,
4
,
Blown
fuse
in
trip
circuit
,
REMEDY
:
Replace
blown
fuse
after
determining
cause
of
failure
®
H
5
,
Faulty
connections
in
trip
circuit
.
Repair
broken
or
loose
wires
and
see
that
all
binding
screws
REMEDY
s
are
tight
.
6
,
Damaged
or
dirty
contacts
in
trip
circuit
.
Recondition
or
replace
contacts
.
R
]
Y
i
Failure
to
Close
or
Latch
Closed
1
.
Mechanism
,
binding
or
sticking
caused
by
lack
of
lubrication
.
Lubricate
complete
mechanism
.
REMEDY
1
2
.
Damaged
or
dirty
contacts
in
control
circuit
.
REMEDY
:
Recondition
or
replace
contacts
.
f
3
,
Blown
fuse
in
closing
circuit
.
REMEDY
:
Replace
blown
fuse
after
determining
cause
of
failure
.
4
,
Faulty
connection
in
charging
circuit
.
Repair
broken
or
loose
wires
and
see
that
all
binding
screws
REMEDY
:
are
tight
.
Overheating
1
.
Poor
condition
of
contacts
due
to
lack
of
attention
after
severe
duty
or
too
frequent
operation
.
REMEDY
:
Recondition
or
replace
burned
and
pitted
contacts
.
(
Con
-
tacts
should
be
reconditioned
very
carefully
and
only
when
absolutely
necessary
.
)
#
2
.
Contacts
not
properly
aligned
or
adjusted
.
Check
all
adjustments
in
accordance
with
section
on
ADJUST
-
REMEDY
:
MELTS
.
3
,
Breaker
kept
closed
or
open
for
too
long
a
period
.
REMEDY
:
Operate
breaker
more
often
to
wipe
contacts
clean
.
Replace
contacts
if
necessary
.
20
Courtesy of NationalSwitchgear.com