Front Panel Removal; Removing The Ma Input Line - Fluke 8010A Instruction Manual

MAINTENANCE
GENERAL iNFORMATiON
4-1
5.
FRONT PANEL REMOVAL
4-16.
Use
the following
procedure
to
remove
the front
panel of the
instrument
from
the
Main
PCB
Assembly:
1.
Complete
the
Main
PCB
Access procedure.
2.
Disconnect
the
following wires
from
the front
panel by grasping the snap connector
fitting
and
pulling firmly:
a.
The V/kfl/S
input
line (white).
b.
The
COMMON
input
line
(black).
c.
If
you
are
working on an 80
10
A,
also
remove
the
lOA
input
line
(purple).
3.
Remove
the
mA
input
line (white)
using the
following
steps:
a.
On
the front
panel, insert a
coin or wide
blade screw
driver into the
slot'
on
the
mA
terminal
and
turn
the
mA
terminal
1
/
4 turn
counter-clockwise.
Remove
the fuse
and
holder.
b.
Bend
a small
hook
in the
end
of
a paper
clip
(or equivalent).
c.
Pull the wire
up
through
the fuse
holder
slot.
e.
Insert
the
hook
of the
paper
clip
as
shown
in
Figure
4-1 part
A. Gently pry
upwards
until
a few
turns of the spring are
free
from
the fuse holder.
f.
Grasp the spring
as
shown
in
Figure 4-1,
part
B
and
turn counterclockwise
until
the
spring
comes
completely
free
of the fuse
holder.
g.
Slide the
spring
down
the wire towards the
Main PCB.
h.
Push
the
wire back inside the
slot in
the
fuse holder.
i.
With
the
paper
clip,
pry the spring
retainer
free
of the fuse holder
as
shown
in
Figure
4-1,
part C.
j.
Pull the wire
free
of the
slot in the fuse
holder.
Figure
4-1,
part
D
shows
the
mA
input
line free
of
the fuse holder.
k.
Reinstall the fuse
and
fuse holder.
4.
Turn
the
instrument
right side
up.
5.
Remove
the
two
screws that connect the front
panel
to
the
Main PCB
Assembly.
The
screws
are located
at
the front of the instrument,
right
side.
6.
Carefully pull
the front panel
free
of the
switches.
d.
Keep
tension
on
the wire so that the rear
end of
the spring
is
as
shown
in Figure
4-1,
7-
To
replace the front panel, reverse the
part
A.
preceding procedures
in
a logical order.
Figure
4-1.
Removing
the
mA
Input Line
4-3