GE ML-14-0 - PAWL ADJUSTMENTS; DRIVING AND LATCHING PAWL ADJUSTMENT

GEK
7153
Spring
-
charged
Operating
Mechanism
Type
ML
-
14
-
0
6
.
Closing
Latch
7
.
Control
Panel
Shock
Mount
8
.
Charge
-
discharge
Indicator
Linkage
9
.
Charge
-
discharge
Indicator
10
.
Motor
Limit
Switch Striker
11
.
Charging
Motor
Limit
Switches
12
.
Motor
Lead
Terminal
Board
13
.
Control
Wiring
14
.
Spring
-
charging
Motor
1
.
Limit
Switch
Cam
2
.
CarnShaft
3
.
Guide
Block
4
.
Closing
Latch Roller
5
.
Closing
Latch
Shaft
Fig
.
8
A
Closing
Latch
and
Motor
Control
DRIVING
AND
LATCHING
PAWL
ADJUSTMENT
veled
through
its
return
stroke and
check
to
adjust
the
motor
mount
for
proper
the
maximum
driving
clearance
between
ratcheting
.
This
corresponds
to
a
0.015
the
driving
pawl
and
the
ratchet
tooth
inch clearance between
the
tip
of
the
“
Q
”
,
Fig
,
14
.
Rotate
the
charging
wrench
ratchet tooth and the
tip
of
the
pawl
as
until the
driving
pawl
has
advanced the
the
paw
)
falls
past
the ratchet tooth
,
If
for
some
reason
the
0
,
040
inch
clearance
cannot
be
maintained
a
some
-
what less
amount
is
satisfactory
provided
the
mechanism
will
slowly
close the
breaker
when
operated
manually
or
close
the
breaker
normally
when
operated
elec
-
trically
and
that
the
springs
can
be
charged manually
or
electrically
.
Refer
to
Fig
.
12
and
to
“
P
”
and
"
Q
”
,
Fig
.
14
.
The
driving
pawl
(
74
)
,
Fig
.
12
,
must
advance
the
ratchet wheel
(
73
)
sufficiently
on
each stroke
to
allow
the
latching
pawl
(
70
)
to
fall
into
the
ratchet
teeth
of
the
ratchet
wheel
.
This
should
be
checked
with
a
major
portion
of
the
closing
spring
load
against
the
driving
members
.
With
the
mechanism
unblocked
,
manually
charge
the
closing
springs
with
the
manual
charging
wrench
(
7
)
,
Fig
.
5
,
until
they
are
slightly
more
than
half
charged
,
Slowly
rotate
the
charging
wrench
until
the
driving
pawl (
74
)
,
Fig
.
12
,
has
tra
-
ratchet
tooth
to
its maximum
travel
.
Now
check
the
latching
clearance between
the
ratchet tooth and
the
latching
pawl
(
70
)
,
“
P
”
,
Fig
.
14
.
The clearance
should
be
approximately
equal
for
both
the
driving
and
latching
pawls
and
not
less
than
0.040
inch
in
either
case
when
a
feeler
gage
is
inserted
to
approximately
one
-
half
the
depth
of
the
ratchet
tooth and
be
-
tween
the driven
portion
of
the
ratchet
tooth
and
the
flat
above the
tip
of
the
pawl
the
closing
springs
must
first
be
pawl
,
0.040
inch
is
a
good
place
to
start
fully
charged
and
blocked
.
Remove
roll
If
adjustment
is
required
for
either
12
Courtesy of NationalSwitchgear.com