Ice Maker Operation - Sub-Zero BI Series Service Manual

Built-In (BI) Series
Built-In (BI) Series
HOLD SW
MOTOR
COVER
(For reference only. Individual components are not available for Service. If problems with the icemaker are
ICEMAKER OPERATION
The following series of electrical schematics illustrate a
typi cal icemaker cycle of operation. Below each
schematic is a diagram indicating the approximate loca-
tion of the ice ejector and ice level arm during the
phase the schematic indicates.
Freeze Phase of Ice Making Cycle (See Figure 5-2)
• The ice mold is filled with water.
• The thermostat is open.
• No icemaker components are energized.
THERMOSTAT
SUPPORT
CAM
WATER SW
GEAR
MOUNTING PLATE
Figure 5-1. Diagram of Icemaker Components
discovered, the entire icemaker must be replaced)
(SWS #4380000)
(SWS #4380000)
EJECTOR
HARNESS
SHUT-OFF
ARM LEVER
SHUT-OFF SWITCH
NO
NC
SOLENOID SWITCH
WATER
SOLENOID
APPROXIMATE POSITION
OF ICE EJECTOR AND
ICE LEVEL ARM
DURING OPERATION
Figure 5-2. The Freeze Phase
5-3
Icemaker Information
FILL CUP
MOLD BODY
ICE STRIPPER
BRACKET
BAIL ARM (LONG)
115 VOLTS
60 CYCLES
TCO
THERMOSTAT
MOLD HEATER
C
NC NO
NC
C
C
NO
HOLDING SWITCH
WATER
ICE MOLD
ICE BUCKET
7040317 - Revision A - September, 2015
MOTOR