Service manual

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