Tektronix 7B10 Instruction Manual page 45

0
©
©
©©
Maintenance
-
7B1
0
6-INCH
STEEL RULE
(OR
EQUIVALENT)
Make
sure that
all
switch shafts are
in
the
OUT
position to
clear
the rear
clip.
Place the long
edge
of
a
six-inch rule or similar
thin
straight
edge
between
the
top edge of the
rear clip
and the switch body.
Carefully
pry the
rear clip
back
just far
enough
to
push the
steel
rule
down
between
the
clip
and
switch
body.
''
^
s
CAUTION
<
y
^ ^ ^
r-
^
^
When
the switch
is
removed,
the
contacts
may
drop
free
and be
damaged
or
lost.
Body
salts
or acids
can contaminate
the switch contacts.
Wear cotton
gloves
to
prevent touching the contacts
in
the
switch or
on
the
board
with bare hands.
Pull
the
rear
of the switch up, remove
the
steel rule,
and
pull
the switch out of the front
clip.
To
replace the switch,
first
check that the
slide
contacts are
properly
installed
in
the
carrier.
Then,
place the front of the switch into the front clip
and push the
rear
of the switch
down
until
the
rear clip
catches
and holds the switch
in place.
C
1967-3
Fig.
4-9.
Removal
procedure
for typical
push-button switch.
4-12