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Section
CC- -Electronic
Control
System
56
Section
Electronic
Control
System
56 Section 4 - Electrical Components
Control
Removal and
Control
Removal
and
Control
Removal
and
Installation
Installation
Installation
CAUTION
CAUTION
CAUTION
Before servicing
any part of the control system
Before
servicing
anyunplugged,
part
thethe
control
system
the
product
must
be
fuse
pulled
Before
servicing
any part
of
theofcontrol
system
theor
the
product
must be
the
fuseorpulled
circuit
baker
off unplugged,
thethe
prevent
damage
to
the or
product
must
be turned
unplugged,
fuse pulled
circuit
circuit
baker
turned
offsystem
the
prevent
to the
product
control
or personal
injury
bakerthe
turned
off the
the
prevent
damage
to damage
the the
product
system
injury
tothe
theproduct
servicer.
the control
systemthe
or control
personal
injuryortopersonal
the servicer.
to the servicer.
To service
the control
board
must
remove
the
To service
the control
board
youyou
must
remove
the
screw
To service
the
control
board
remove
to the
fascade
theyou
drip
tray.
The fascade
to thescrew
fascade
under
theunder
drip
tray.
Themust
fascade
canthe
now
screw
to
fascade
theat
drip
The
fascade
can
nowby
bethe
removed
byunder
pulling
straight
out
at the
top
be removed
pulling
straight
out
thetray.
top
corner
and
can
now
be
removed
byway
pulling
straight
out
the
corner
and
working
your
around
the itframe
pulling
working
your
way
around
the
frame
pulling
outatof
thetop
corner
andgrove
working
your
way around the frame pulling
out
of door.
the
in the
door.
groveitin
the
it out of the grove in the door.
remove
the screws
screws
thetop
topof the
ThenThen
remove
the screws
twotwo
screws
at at
the
Then
remove
the
screws
two
screws
at
the
top
of
the
control.
Now
you
can
lift
up
on
the
control
control. Now you can lift up on the control assembly
of
the
control.
Now
you
can
lift
up
on
the
control
assembly
while
you
tip
it
out
at
the
top.
This
will
while you tip it out at the top. This will allow you to
assembly
youthe
tipcontrol
itfrom
out at
thedoor
top. This
allow
towhile
remove
assembly
fromwill
the
remove
theyou
control
assembly
the
allow you to remove the control assembly from the
door
door
With the control out you can disconnect the molex
Withform
the control
out youhousing
can disconnect
the molex
plugs
the dispenser
to the control
With the control out you can disconnect the molex plugs
plugs form
the control
assembly.
Thisthe
willdispenser
allow for housing
completetoremoval
of
form the dispenser housing to the control assembly. This
assembly.
the
control. This will allow for complete removal of
will allow for complete removal of the control.
the control.
4:30
With
thethe
control
removed
you can
the the power
With
control
removed
you remove
can remove
With
the
control
removed
you
can
remove
theby removing
power
supply
board
from
the
back
of
the
control
supply board from the back of the control
supply
board
from
the
back
of
the
control
bypower
removing
the
4
screws
and
disconnecting
theharness
the 4 screws and disconnecting the wiring
by
removing
the
4
screws
and
disconnecting
the
wiring
harness
connector
for
the
powers
board
to
connector for the powers board to the control.
wiring
harness connector for the powers board to
the
control.
the control.
NOTE
NOTE

NOTE
When
handling
andand
or replacing
a control
boardboard
it
When
handling
or replacing
a control
it is
When
handling
and
or
replacing
a
control
board
it strap
is important
the
a
technician
have
a
wrist
ground
important the a technician have a wrist ground
ison
important
the a technician
have a or
wrist
groundgrounding
strap
on
and
connected
thecabinet
cabinet
or another
another
and
connected
totothe
strap
on
and
connected
to
the
cabinet
or
another
grounding
position
to
prevent
static
electricity
position to prevent static electricity from damaging the
grounding
position
to prevent static electricity
from
damaging
the board.
board.
from damaging the board.
Push
thethe
newnew
control
board
downdown
into place
usingusing
Push
control
board
into place
Push
the
new
control
board
down
into
place
using With
caution
not
to
damage
the
board
on
the
retainer.
caution not to damage the board on the retainer.
caution
not
to
damage
the
board
on
the
retainer.
With
the
board
snapped
all
the
way
down
in
place
the board snapped all the way down in place reinstall the
With
the
board
allthe
the
way
down
reinstall
thebox
control
box
in of
the
topfood
of the
foodin place in reverse
control
in snapped
the
top
compartment
reinstall
the
control
box
in
the
top
of
the
compartment
in
reverse
order
from
the
removal
order from the removal instructions. food
compartment in reverse order from the removal
instructions.
To service the power board (main power supply), open
instructions.
To the
service
the
power
board
(main
powerthe
supply),
food
and
freezer
door.
Remove
kick plate from
To
theand
board
(main
power
supply),
open
the
food
freezer
door.
Remove
the
kick the opening
theservice
bottom
ofpower
the
cabinet.
Looking
through
open
the
food
and
freezer
Remove
theside
kick you can see
plate
from
the
bottom
of cabinet,
thedoor.
cabinet.
Looking
at the
bottom
of the
on
the
left
plate
from
the
bottom
of the
cabinet.
Looking
through
the opening
at the
bottom
of the
cabinet,
the plastic
box
containing
the
power
board.
the opening
the cabinet,
onthrough
the left side
you can at
seethe
thebottom
plastic of
box
on the leftthe
side
you can
see the plastic box
containing
power
board.
containing the power board.
One screw in the middle of the front of the box holds the
control box. Remove the screw and slide the control box
One screw in the middle of the front of the box
forward. The back of the control box sits on a rail. Now
Onethe
screw
in the
middle
of the
of and
the box
holds
control
box.
Remove
thefront
screw
slide
the control box can be pulled out from the front of the
holds
thebox
control
box. Remove
screw
and slide
the
control
forward.
The backthe
of the
control
box
refrigerator.
box the
forward.
Thebox
back
the
control
sitsthe
oncontrol
a rail. Now
control
canofbe
pulled
outbox
sitsthe
on afront
rail. of
Now
control box can be pulled out
from
thethe
refrigerator.
from the front of the refrigerator.