GE AK-1-15 Series - Page 10

r
fvat
.
i
l
GEB
-
1007
Air
Circuit
Breakers
Typo
AK
-
1
-
3.5
and
AK
-
1
-
23
ADJUSTING
CONTACT
WIPE
AND
CONTACT
PRESSURE
,
FIG
.
G
G
.
Remove
Insulating
link
(
7
)
by
removing
tru
-
aro
and
drifting
out
pin
(
11
)
,
A
7
.
Rernpvo
clamps
(
14
)
by
removing
fastening
57
*
hardware
.
0
*
Remove
series
coil
terminal
bolts
.
Movable
contact
unit
Is
now
free
and
may
be
removed
.
9
,
Breako
*
may
now
be
reassembled
with
new
contact
assembly
by
reversing
the
above
described
procedure
*
In
remounting
mech
-
anism
,
;
be
sure
that
dowels
in
mechanism
side
frames
are
well
seated
in
dowel
holes
in
the
pole
unit
bane
,
(
See
Fig
.
a
,
)
It
will
also
be
]
necessary
to
compress
the
opening
spring
and
cap
in
the
recess
In
the
mech
-
anism
glide
frame
in
order
to
obtain
clear
*
*
anoe
for
replacement
of
the
main
shaft
,
10
,
Check
contact
wipe
and
pressure
and
adjust
if
necessary
.
1
.
Remove
arc
quenchers
(
nee
'
’
Replacements
"
under
Arc
Quencher
)
*
2
.
Remove
tru
-
arc
retaining
ring
from
main
shaft
(
1
(
5
)
,
Fig
,
3
,
nearest
the
Insulating
link
and
contact
assembly
to
be
adjusted
,
3
.
Loosen
clamp
(
9
)
which
secures
eccentric
bushing
{
&
)
.
4
.
Turn
the
eccentric
bushing
in
the
Insulating
Unk
(
7
)
tJireby
.
moving
the
insulating
.
link
closer
or
farther
away
from
the
stationary
contacts
,
a
«
required
to
obtain
proper
wipe
*
h
.
Reassemble
porta
in
the
reverse
order
after
making
adjustments
,
NOTE
:
To
adjust
the
insulating
link
in
the
center
pole
unit
,
first
,
push
the
main
shaft
through
the
right
Iiand
insulating
link
and
into
the
center
Unk
a
$
described
in
item
2
and
3
above
.
Opening
spring
and
cap
will
drop
out
.
Adjust
center
in
-
sulating
link
as
described
in
item
4
above
,
He
*
assemble
ports
in
reverse
order
being
careful
to
replace
opening
spring
and
cap
in
their
proper
position
.
;
MEGJWYISM
MOU
^
NO
If
any
of
the
contacts
are
badly
corroded
or
pitted
,
thereby
making
It
impossible
to
adjust
for
proper
-
contact
pressure
'
or
contact
wipe
,
such
stationary
contacts
or
movable
contact
assemblies
Should
be
replaced
*
See
"
Replacement
*
"
below
.
If
the
proper
contact
pressure
does
not
exist
^
ep
the
wipe
is
within
its
limits
,
the
stationary
ntact
springs
must
be
replaced
.
’
'
^
PLACEMENTS
movable
Contact
Assembly
,
Fig
.
0
c
,
INTERLOCK
LEVEC
^
V
'
v
,
^
a
»
"
,
:
ay
.
u
:
V
HANDLE
-
•
SOCKET
r
,
‘
Kii
ArQ
Quencher
*
md
-
Handle
Socket
ftoActfftd
from
Dr
«
M
>
u
-
t
Breaker
X
*
Remove
arc
quenchers
(
see
"
Replacement
"
under
"
Arc
Quencher
"
)
,
2
.
Remove
main
shaft
from
breaker
by
re
-
moving
tru
-
arc
retainer
from
owe
end
and
pushing
abaft
through
insulating
links
(
7
)
.
As
shaft
clears
the
mechanism
side
frame
®
,
5
,
„
,
(
17
)
and
(
IS
)
Out
of
their
re
-
•
a
*
FI
H
>
*
m
«
o
s
•
>
rr
!
?
#
*
&
opening
springs
and
caps
3
,
will
probably
drop
cesses
in
the
side
frames
*
If
breaker
is
of
the
drawout
typo
,
handle
socket
,
Interlock
lever
,
bushing
and
nut
must
be
removed
on
side
from
which
the
main
shaft
,
is
to
be
removed
*
(
See
Figs
,
4
and
B
.
)
3
.
Remove
upper
mechanism
mounting
screws
(
refer
to
Fig
.
4
)
.
4
.
-
Loosen
lower
mechanism
mounting
screws
by
using
screw
driver
in
slot
provided
on
threaded
end
of
screw
which
projects
through
back
frame
of
breaker
*
(
See
Fig
,
7
.
)
5
*
Mechanism
and attached
components
may
now
be
lifted clear
of
the
breaker
*
n
breaker
is
of
the
drawout
type
,
movement
;
of
the
mechanism
will
be
somewhat
,
re
-
stricted
by
control
wires
.
There
will
be
enough
freedom
,
however
,
to
allow
dm
mech
-
anism
to
be
lifted
to
the
top
of
the
drawout
frame
,
whore
it
can
bo
secured
by
tying
*
(
Sue
Fig
*
6
.
)
the
va
I
.
•
Vu
.
Fig
.
MAIN
SHAI
?
T
11
fefii
'
<
?
ft
"
'
.
-
/
1
1
*
i
*
Wi
l
!
r
>
1
*
1
w
feff
’
i
"
V
»
nr
-
si
/
'
U
*
1
iRETAININ
^
iWfe
^
W
^
^
.
'
FI
«
.
5
taovsl
of
N
*
ln
Shaft
Urn
Drawout
Break
str
10
;
\
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