Service manual

MAY
24
1969
CASING SPRING
COIL FORM
SCREW
power cai
CELL STRAP
CELL STRAP
HOLD-DOWN
SCREW
Fig.
ID
Replacing movement
in case.
la\
Replacing casing
spring
and
power cell.
Replace
casing spring (2
screws).
b. Replace power
uell [imprinted side.
down, yellow sea)
up).
c. Tighten cell strap and coil form
screws.
9
V .
See page 8. steps 1 and
2.
Regulation following repair.
10IV
After
the movement has been replaced in
the
case,
always check regulation (adjust
if necessary)
to assure
that the
rate of
the cosed timepiece is approximately
two seconds per day
slow, in dial
up position. The most
convenient method is to use the Rate
Recorder (see
page
11)
Otherwise,
be
certain
that an accurate
time source is used for checking
true 24-hour rate.
49