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HAY
24
1969
7.
Rolale
pawl
bridge
cam
until
pawl
bridge
is in
its
maximum
clockwise
position
(maximum
position
in
the direction
lo
disengage
pawl
jewel
from
index wheel|
The
pawl
jewel
should
not be touching
the
index
wheel
and
nol
more
than one-
half
its
thickness
away
from
the wheel.
This
distance
may
be
adjusted usinc
the
eoUe) adjusting
tool.
BRIDGE
PIVOT
^-~>
Index
wfceel
SCREW
f£j\^\
teeth nol
:\r
:
i
I
visible
al
*
'
this
scale
PAWI
8RIUGE
LOCK
SCREW
LESS
THAN
V,
PAWL
THICKNESS
OF
BRIDGE
JEWEL
AWAY
CAM
ER0M
WHEEL
Fig at
8-
li
ii
i'hij:
tip
of
Test
Scl lead into
iSu
i
"
«
"I
ikt
movement
holder.
Insert
lull
tip
of
other lead
of
Test
Set
undo
•trap as
shown
in Fig.
21.
Will
tD
10
the
nrr.1
<.l
Teal
Sei. turn
nii.iry
switch
to
"LOW
AMPLITUDE"
position
If
tuning
fork
iIim".
mil tkcgin
to
vibrate,
ofl
WVOM
Bg
will
hr
indicated
on
ui.li-r
id
IVr.l
Sri.
Should
Ihin
OOOUT,
Up HMVtntM
holder
lightly
and
fork
will
alnrt.
Current
ruiuling
will
then
drop
to the
lower end
of
"OK"
jr«-j
m
r.lighlly
|h'1i»W
COPL
fORM SCREW
JACK
PLUG
TIP
CELL
STRAP
i
n-
::i
9.
Rotate
ihe
pawl
bridge
cam
VERY
SLOWLY
in
either direction (since
it
war.
at
its
maximum
distance
awny.
rotating either
clockwise or counterclockwise
will
move
the
pawl
jewel
toward
the
wheel)
until
movement
hegins
to
run.
This can be seen
merely by watching
the
wheels
thai
arc
visible.
TURN THE
CAM
FARTHER
IN
THE
SAME
DIRECTION UNTn.
THE
TRAIN
STOPS.
AND
THEN*
CONTINUE
STILL
FARTHER
UNTIL
YOU REACH THE
POINT
WHERE
IT
STARTS AGAIN
AND
CONTINUES
TO RUN
(Momentary
hesitation
permissible
)
IB
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