21
GRD
L1
L1
L2
L2
L2
L2
L2
COMPRESSOR
FAN
DRIVE
DR
C
20M
60M
2ND
WTR
B-T
B-E
RESET
GRD
G
B
W
FAN
BLACK
WHITE
BLACK
BLACK
R
ORANGE
S
S
L
COMPRESSOR
C
RED
BLACK
BLACK
INPUT
POWER
WATER
SENSOR
CONTROL
BOARD
24V
COMMON
LINE V
A
C
RED
RED
WHI
TE
BLA
CK
BIN T-STAT
BIN SIGNAL
FROM DISPENSER
JUNCTION BOX
(MCD400A/WVS series –
blk wire is on 24V)
WHITE
RED
WHITE
M
1
COMPRESSOR
SWITCH
PWR
BLACK
T.O.L.
BLACK
RED
HIGH PRESSURE
SAFETY SWITCH
M
WHITE
BLA
CK
BLUE
RELAY
START
T.O.L.
BLACK
4
2
3
YELLOW
GEAR MOTOR
T.O.L.
GEAR MOTOR
RED
START
RUN
RUN
START
START CAP.
WHI
TE
BISON GEARMOTOR
LINIX GEARMOTOR
OR
Diagnostic sequence – Stage 10
If the water level in the fl oat reservoir drops to an unacceptable level, the WTR LED goes out, shutting the
icemaker off. Also, the BT LED comes on, preventing the icemaker from restarting for twenty minutes. If water is
restored, the WTR LED comes back on and fl ashes to alert the technician that water to icemaker has been lost.
The icemaker restarts at the end of the 20 minute time delay. The fl ashing WTR LED can be cleared by pressing
the reset button.
Refrigeration cycle
high
pressure
vapor
high
pressure
liquid
low
pressure
liquid
low
pressure
vapor
low side
service port
high pressure
switch
high side
service port
compressor
evaporator
thermostatic
expansion valve
condenser
fi lter dryer
