14
Ho
w the unit w
orks — le
ver model
The dispense wheel motor is energized through the power, dispense and cover interlock switches. The bin signal circuit is compl
eted through the normally
closed contacts of the bin thermostat and the bin signal switch. When ice builds up around the bin thermostat, the contacts ope
ns, cutting the bin signal
circuit.
COMP
. ST
AR
T RELA
Y
ST
AR
T
RELA
Y
COMP . ST
ART
CAP A
CITOR
ELEC
. BO
X
BLA
CK #38
RED #46
GREEN #12
#42
#42
BLA
CK #24
1.
COMPRESSOR ST
AR
T RELA
Y IS GRA
VITY SENSITIVE.
SEE LABLE FOR PR
OPER ORIENT
A
TION
OPEN:
425psi CLOSES:
297psi (A
UT
ORESET)
2.
HIGH PRESSURE SAFETY SWITCH:
BLA
CK #31
WHITE
COMPONENTS MOUNTED
ON SPLASH P
ANEL
NO
TE
WHITE #34
COMPONENTS
MOUNTED ON
MAIN FRAME
BLACK
WHEEL
M
M
OTO
R
BLACK
#33
#41
1
4
UP
COMPRESSOR
RUN
ORANGE #23
R
BLACK
S
L
BLA
CK
W
A
TER
SOLENOID
#32
S
#30
4
1
C
BLACK
4
1
#28
BLACK #29
BLA
CK #25
#21
RED
COMPONENTS
MOUNTED ON
MAIN FRAME
ST AR
T
S
BLA
CK #22
1
M
BLACK
2
FA
N
HIGH PRESSURE SAFETY SWITCH
COMPRESSOR
O
VER-LO
AD
(INTERNAL)
WHITE #16
MAIN FRAME
GREEN #27
WHITE
BLA
CK
WHITE #26
GREEN
GRN T
O
x
TERMINAL BLOCK
PO
WER SWITCH
BLA
CK #13
3
7
8
4
6
2
5
1
BLA
CK #10
WHITE #39
WHITE #11
x
GRN IN
20M
WHITE
MOUNTED ON MAIN FRAME
2
4
3
YELLO
W
ST
AR
T
GEAR MO
T
O
R
BLA
CK
RU
N
T.
O
.L.
BIN SIGNAL SWITCH
BIN LEVEL
THERMOST
A
T
BLUE
BLA
CK #18
WHITE #15
BLACK #14
BLACK #20
WHITE #17
COMP
.
DRIVE
FA
N
L2
L2
RED #20
RED #20
COMPRESSOR SWITCH (OPEN COMP
. ON,
CLOSED COMP
. OFF)
BLA
CK #19
24
LINE
VAC
COMM.
SOFTW
ARE
I.D
.
SWITCH
COMP .
VAC
B-T
B-E
2ND
WTR
60M
W
A
TER SENSOR
L2
L2
L2
L1
EAR
TH
L1
LABEL
I.D
.
SENSOR
W
A
TER
C
DR
RESET
PO
WER
115
V
A
C
, 60 HZ
ICE ST
A
TION
SWITCH
W
A
TER ST
A
TION
SWITCH
CO
VER INTERLOCK SWITCH
Wiring diagram – lever model
