GE Magne-Blast AM-13.8-1000-3H - Contacts Repair; Stationary Arcing Contacts Replacement; Stationary Primary Contacts Replacement

GEX
-
88766
8
»
Remove
the
several
small
screws
on
the
upper
runner
side
brace
(
l
)
and
lower
runner
side
brace
(
ll
)
and
remove
braces
,
9
.
Remove
upper
and
lower
runner
bolts
(
2
)
.
Fig
®
17
&
and
brace
(
l
)
,
10
.
Remove
blow
-
out
coll
bolts
(
4
)
and
lift
out
blow
-
out
coil
®
To
reassemble
the
arc
chute
proceedh
'
in
the
reverse
order
.
ing
items
should
be
noted
during
assembly
:
1
.
Be
careful
to
replace
all
spacers
and
pieces
of
insulating
material
in
their
proper
place
.
2
.
Check
all
bolts
*
both
electrical
and
mechanical
connections
*
for
tightness
a
,
s
you
proceed
.
3
.
All
parts
of
the
arc
chute
sides
*
throat
*
and
runner
sections
should
be
fitted
together
carefully
to
have
minimum
cracks
between
the
com
-
ponents
,
4
.
The
fins
of
the
arc
chute
should
be
equally
spaced
before
bolting
in
place
.
Contacts
I
The
follow
-
I
Open
the
breaker
and
remove
the
rear
*
side
*
and
interphase
barriers
and
roll
arc
chute
to
the
rear
of
platform
as
previously
described
,
move
the
contacts
*
proceed
as
follows
:
A
.
Stationary
Arcing
Contacts
(
10
)
,
Jig
.
22
.
1
.
Disconnect
the
contact
braids
from
the
contact
fingers
by
remov
-
ing
two
bolts
(
8
)
Fig
.
22
,
2
.
Grasp
the
lower
end
of
the
contact
fingers
with
pliers
and
pull
contact
assembly
downward
to
remove
from
stud
assembly
.
3
.
To
disassemble
braids
from
stud
assembly
*
remove
one
bolt
(
5
)
°
4
®
To
disassemble
stud
assembly
from
contact
support
*
remove
two
bolts
(
6
)
.
5
,
Reassemble
in
the
reverse
order
.
B
.
Stationary
Primary
Contacts
(
9
)
*
Fig
*
23
»
1
.
Compress
the
contact
spring
(
6
)
.
2
.
Remove
spring
and
spring
guide
(
1
)
.
I
To
re
-
i
l
22
Courtesy of NationalSwitchgear.com