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CHECK OPERATION
START-UP AND CHECK-OFF
1.
Start
the unrt by opening
water
valve
and turning
the
service
switch
to "ON "
2.
NOTE:
In "CLEAN"
positron,
only
the
water
pump
ooerates
HOW IT WORKS
WITH SERVICE SWITCH IN "ON" POSITION
1.
Contactor
IS energized
2. Compressor
runs
3. Check
water
level
In pump
pan.
When
not
running,
water
level should
be 11/4" deep.
4. Check
for even
water
flow
over
freezrng
plate.
Unit
must be level for proper
operation.
5. Check
freezrng
plate
to make sure It
IS
getting
cold.
3. Condenser
fans run
4. Water pump runs
5. Thickness
control
motor
runs
6. Cutter
grid warm
to touch
6. Check
cutter
grids.
Interior
temperature
limiter
above
NOTE:
Grids
will
be
"OFF"
until
temperature
limiter
top grid turns grids "OFF"
above
130"
F.
inside
cabinet
cools
to 130"
F.
7. Check
for desired
cube
thrckness
and adjust
if neces-
sary.
Maximum
capacity
will
be obtarned
with
Ice thrck-
ness at l/2"
to 5/8".
Do not adjust
less than 3/8"
thick
as
machine
may malfunction.
8. Replace
all panels
WHEN DESIRED ICE SLAB THICKNESS
IS
REACHED, HARVEST CYCLE BEGINS WITH THE
FOLLOWING
RESULTS:
1.
Thickness
control
arm
raises.
actuating
switch
and
holding
relay co11
9. Store
Ice scoop
In a clean
place.
2. Compressor
keeps
runnrng
AD
(SE
PARTS
I
PUMP
MOTOR
LINER
ELECTRIC
PLUG
SIPHON
CAP
ON STANDPIPE
1%" WATER
LEVEL
TURN
CLOCKWISE
TO
INCREASE
THICKNESS
EVERY
FOUR
MINUTES
3. Hot gas solenord
valve is energized
and opens
4. Condenser
fans stop
Condenser
water
valve closes
tightly
(Water
cooled)
5. Thickness
control
motor
keeps
running
6. Water
pump
stops
7. Water
siphons
from
pump
pan and refills
8. Cutter
grid warm
to touch
MACHINE
THEN GOES BACK INTO FREEZE
CYCLE WHILE SLAB IS BEING CUT INTO CUBES
ON CUTTER GRID
WHEN STORAGE
BIN GETS FULL, BIN BAFFLE
OPENS SWITCH.
1.
Slab completion
relay keeps machine
In freeze
cycle until
full Ice thickness
IS
reached.
2. Machine
then
shuts
completely
off
leaving
slabs
to
defrost
by ambient
temperature.
3. Cutter
grids are "OFF."
HOW IT WORKS-MALFUNCTION
LIGHT
1. When
the
high
side
pressure
raises
above
the
safe
operating
lrmits
the machine
will shut down
because
the
blocked
condenser
thermostat
or
pressure
Control
opened
and the light
will come
on.
On air cooled
models-this
indicates
that the condenser
is blocked
with
dirt
and
must
be cleaned
or the
con-
denser
fan
motor
is not
moving
air through
the
finned
condenser.
On water
cooled
models
-
this indicates
the condenser
has
excessive
scale
inside,
water
pressure
is low,
or
water
has been shut
off.
NOTE:
After
correcting
the
malfunction,
manually
reset
the control.
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