Sub-Zero 600 Series

Icemaker Information
600 Series
(Prior to #1810000)
6-7
#3756270 - Revision B - January, 2006
Second Revolution Continued (See Figure 6-9)
• The mold heater has warmed the thermostat, so the
thermostat opens, and the mold heater is de-ener-
gized.
• If the shut-off arm comes to rest on top of the ice in
the storage bin (as illustrated), so the shut-off
switch will remain in the “normally closed” position.
• The motor remains energized through the holding
switch.
Figure 6-9. Second Revolution Continued
APPROXIMATE POSITION
OF ICE EJECTOR AND
ICE LEVEL ARM
DURING OPERATION
115 VOLTS
60 CYCLES
SHUT-OFF SWITCH
THERMOSTAT
MOLD HEATER
WATER
SOLENOID
SOLENOID SWITCH
MOTOR
HOLDING SWITCH
NO
NC
C
NC
NC
NO
NO
C
C
ICE MOLD
ICE BUCKET
ICE
ICE
TCO
Figure 6-10. Second Revolution Continued
APPROXIMATE POSITION
OF ICE EJECTOR AND
ICE LEVEL ARM
DURING OPERATION
115 VOLTS
60 CYCLES
SHUT-OFF SWITCH
THERMOSTAT
MOLD HEATER
WATER
SOLENOID
SOLENOID SWITCH
MOTOR
HOLDING SWITCH
NO
NC
C
NC
NC
NO
NO
C
C
ICE MOLD
ICE BUCKET
ICE
ICE
TCO
Second Revolution Continued (See Figure 6-10)
• The water valve solenoid switch is tripped by the
timing cam. This time the solenoid is energized
because the thermostat is open. The water sole-
noid is open for approximately seven seconds, fill-
ing the ice mold with water.
• the mold heater is energized through the solenoid
switch and holding switch.