GE AM-4.16-250-6 - Renewal Parts and Diagrams; Renewal Parts

GEI
-
88761
Magne
-
blast
Circuit
Breaker
pushing
the
manual
trip
lever
or
block
the
opening
springs
with
a
suitable
blocking
device
.
CLOSING
SPRINGS
The
closing
springs
(
12
)
Figure
4
,
can
be
removed
as
follows
:
1
.
Charge
the
springs
with
the
manual
charg
-
ing
wrench
and
apply
the
spring
blocking
device
as
described
in
INSTALLATION
.
2
.
Discharge
springs
by
pushing
manual
close
button
(
9
)
Figure
5
.
3
.
Rotate
cam
shaft
(
5
)
Figure
4
,
by
using
the
manual
charging
wrench
until
the
gap
be
-
tween
the
spring
(
12
)
and
the
bearing
block
(
7
)
is
2
inches
or
more
.
4
.
Lift
both
springs
until
they
clear
the
lower
supports
,
then
pull
forward
and
down
until
the
top
supports
are
free
.
5
.
Either
discharge
the
opening
springs
by
OPENING
SPRINGS
To
remove
the
opening
springs
(
4
)
Figure
4
,
proceed
as
follows
:
'
1
.
Charge
and
block
the
closing
springs
as
described
under
INSTALLATION
.
2
.
Push
manual
trip
lever
(
8
)
Figure
5
,
to
be
sure
the
opening
springs
are
fully
dis
-
charged
.
3
.
Remove
upper
pin
(
1
)
Figure
4
,
and
lower
pin
(
9
)
.
4
.
After
reassembling
springs
check
the
open
gap
at
the
primary
contacts
as
described
under
PRIMARY
CONTACT
GAP
.
RENEWAL
PARTS
It
is
recommended
that
sufficient
renewal
parts
be
carried
in
stock
to
enable
the
prompt
repla
ment
of
any
worn
,
broken
,
or
damaged
parts
.
A
stock
of
such
parts
minimize
service
interruptions
caused
by
breakdowns
,
and
saves
time
and
expense
.
When
continuous
operation
is
a
primary
consider
-
ation
,
more
renewal
parts
should
be
carried
,
the
amount
depending
upon
the
severity
of
the
service
and
the
time
required
to
secure
replacements
.
Renewal
parts
which
are
furnished
may
not
be
identical
to
the
original
parts
since
improvements
are
made
from
time
to
time
.
The
parts
which
are
furnished
,
however
,
will
be
interchangeable
.
NOTE
:
apply
when
facing
the
mechanism
end
of
the
breaker
.
ORDERING
INSTRUCTIONS
ce
-
1
.
Always
specify
the
complete
nameplate
data
of
both
the
breaker
and
the
mechanism
.
2
.
Specify
the
quantity
,
catalog
number
(
if
listed
)
,
reference
number
(
if
listed
)
,
and
description
of
each
part
ordered
,
and
this
bulletin
number
.
3
.
Standard
hardware
,
such
as
screws
,
bolts
,
nuts
,
washers
,
etc
.
,
are
not
listed
and
should
be
purchased
locally
.
4
.
For
prices
,
refer
to
the
nearest
office
of
the
General
Electric
Company
.
The
listed
terms
"
Right
"
and
"
Left
"
PARTS
RECOMMENDED
FOR
NORMAL
MAINTENANCE
In
the
following
tabulations
are
listed
those
parts
of
the
breaker
and
operating
mechanism
which
are
usually
recommended
for
stock
for
normal
maintenance
.
Other
parts
can
be
obtained
by
contacting
the
nearest
office
of
the
General
Electric
Company
.
28
Courtesy of store.ips.us