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10
7. Standard exchange of
movements
This consists in
replacing
the movement of the watch
which
needs to be repaired by a reconditioned standard
exchange
movement. Reconditioning
is
made according
to
the
procedure described
in
section
8.
It is advisable to
use
non-magnetic
tweezers
,
because
the
watches can
not
be demagnetized
in
any
case.
Take care
,
too
,
to avoid
touching the trimmer.
7.1
Uncasing
Detailed
indications
concerning uncasing are given
in
our file No.1
"Technical
Information
",
index
No.
2
"
Exterior".
7.2
Removing hands and dial
7.3
Exchanging the movement
Before fitting the
"
Standard exchange"
movement,
check its rate on the
watch-timer,
as
indicated
in
6.2.
N. B.: The hour wheel 2558 must be fitted with a washer
499.
7.4
Fitting the dial
7.5
Fitting the hands
1. Place the movement upon the movement-holder.
Make sure
that
the adjustable stop supports the
pivot of the center-second wheel.
2.
Fit the hour and minute hands.
3. Fit the second hand.
When fitting the hands of calibers L950.2 and
A
L
954.2,
it
is
necessary
to make sure that the date
W
indication changes at midnight.
7.6
Casing up
Detailed
indications
about casing are given
in
our
file
No.
1
"
Technical Information
"
,
index No.2
"
Exterior"
.
When fitting water-resistant cases,
make sure
that the
crown
,
the glass and the joints
are
in
such a state that adequate water-resistance is
ensured.
7.7
Checking and adjusting the rate
See
6.2.
7.8
Water-resistance test
Detailed
indications
con
cernin
g
this
operation are
A
g iven
in
our file
No.
1
"
Technical Information
",
W
index
No.
1
"
General
",
part 1.5
"
Water-resistance
".
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