Instruction manual

Projection problems
an
d how
to
remedy them
12
Problem
A
cartridge
does
not
move
freely
into
projection
position
or
is
stuck
.
The
film
in one of
the
cartridges
is
not
projected.
The
cartridge
changes
normally,
but
the
pictures
from
the
next film
do
not
appear
and
the
screen remains
brightly
lit.
The
cartridge
does
not
change
(no
audible
click), and the screen
remains
brightly
lit.
Picture
unsteady and
cartridge
sometimes changes at
wrong
time.
Cartridge
change
s at the
wrong
time.
Probable cause
a)
Inserting
new
films
while
a
cartridge
is being changed.
b)
Cartridge
damaged
or
bent.
Label
glued
on badly.
a)
The film is
not
wound
tight
enough on
the
reel.
b) Faulty
leader
on
the
film.
The
film
retaining
clip
in the
core
of
the
reel is missing and all the
film
is
wound
up
on the take-up
reel
-
check
by removing
the
side
cover. (See section "
Main-
tenance".)
a)
The reel
does
not
turn freely
inside
the
cartridge
.
b)
A take-up reel does
not
turn
freely.
Film in
poor
condition
(torn).
Poor
splice
.
Remedy
Stop
the
projector
and remove the
other
cartridges
from the
com-
partment. Rewind by hand the
portion
of
film
already engaged,
by
turning
the reel in the
cartridge
clockwise
,
and
remove the
blocked
cartridge.
Replace the
damaged
cartridge
.
Attach
the
label
only
in the space provided.
Move the film reinsertion lever over
for
3
seconds
. If necessary,
remove
the
cartridge
and tighten the film. (See section
"
Projection",
Remark.)
Remove the reel from
the
cartridge
and
straighten
or
cut
the damaged
portion
of
the
leader
.
Remove the
take-up
reel (see
section
"
Cleaning
" ) and rewind the
film
by
hand on
the
original
reel. Never leave the film on one
of
the
take-up reels
or
it
will
interfere
with
the
loading
of
another
film.
Change
the
cartridge
plug.
Make sure
that
the channel
cover
is
properly
centered. (See
section
"
Maintenance"
.)
Remove the
damaged
portion
.
Make a new
splice
.