Ice Maker Operating Cycles - U-Line SP 18 Service Manual

Section 3 - Service and Repair

ICE MAKER OPERATING CYCLES

Freeze Cycle (
Figure 7
• Temperature control terminals 2 and 3 are closed.
ON
OFF
black
SWITCH
COMP.
START
black
RELAY
LIMIT
SWITCH
black
Harvest-1 Cycle (
Figure 8
• Temperature control terminals 2 and 3 are open - 2 and 1 close.
• No power to the compressor or condenser fan.
ON
OFF
black
SWITCH
black
LIMIT
SWITCH
black
3-6
)
black
FAN
MOTOR
OVER
LOAD
blue
WATER
C FILL
NC
SWITCH
ICE
black
MAKER
MOTOR
orange
black
MOLD HEATER
Figure 7. Freeze Cycle\
(Hold Switch In Normal Position)
black
FAN
MOTOR
COMP.
OVER
START
LOAD
RELAY
blue
WATER
C FILL NC
SWITCH
black
orange
black
MOLD HEATER
Figure 8. Harvest-1 Cycle (Hold Switch in Normal Position)
• Power to the compressor.
• Power to the condenser fan.
black
brown
black
orange
black
• If bin arm is down, power goes through bin arm switch to the ice
maker motor. If bin arm is up, the ice maker will not harvest.
black
brown
black
ICE
orange
MAKER
MOTOR
black
ground
WATER
white
VALVE
HOLD
C
SWITCH
NC NO
yellow
2
TEMP.
red NO C
CONTROL
BIN
3
1
SWITCH
orange
ground
WATER
white
VALVE
HOLD
C
SWITCH
NC NO
yellow
2
TEMP.
red NO C
CONTROL
BIN
3
1
SWITCH
orange
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