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2 OPERATION N°
961-0
Checking and
rcpairing
ci
rear
u'hidou hcatin elc'rneut
c)
Preparing
the rear window
With
the resistance
switched
off,
dean
the
area
to
be treated
with
the
powder contained in the
bottle
marked
«
Bimspulver
».
Spread
this product on
a
small piece of cloth and
rub.
Wipe off with
a secorid dean
cloth.
Place a strip,
25
mm
long, of
thick adhesive tape
on each
side
of
the resistance to mark
out
the
width of the
resistance.
The
edges
of
the
strip must
be perfectly straight and
dean so
as to avoid the possibility of
a
cut during repair.
d)
Repair operation
Ist part.
Empty
the
complete contents of
the
bottle
of
conductor enamel
onto
the
glass
plate.
Mix thoroughly
with the
spatula.
Apply the paste thus obtained
on
the area required,,filling the
space
between
the
two adhesive tapes.
Restrict
the application
of
paste to the
cut
area.
Allow
to
dry at ambient temperature
for
approximately
15 minutes.
2nd Part
On
the
glass plate, prepare a
small
quantity
of mixture composed
of
equal
parts
of UHV
hardener and
binding
agent.
Add
to this paste
an
equal quantity of the metallic
powder contained in
the
bottle marked
«
Metallpulver
Mix weil, using the spatula.
Apply
the
resulting
paste
on
the
conductor
enamel deposit,
overlapping
on
both sides by 10 mm, but with
the
width
still
restricted by the
strips of
adhesive tape.
Thickness
of
the
mixture
should be equalized with the
spatula,
using
the tape as a
support.
Allow
to dry for 1
1/2
hours
at
ambient temperature before removing
the strips
of
adhesive tape.Move
them aside
in a parallel direction
to the surface
of
the rear window
to avoid removing the applied film.
Drying
time can be
reduced by
passing
electric current through
the
resistance
for
haif
an hour.
NOTE Wait
for
24
to
48
hours
bef
öre cleaning the
inside
of
the rear
window.
e)
Checking
The check can
be carried
out using
the self-adhesive detecting
tape.
Proceed
as
when locating
the
cut.
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