Service Manual
14
7) Shutdown. When the appliance is running, hold ice in contact with the thermostatic
bulb. BC switch opens within 10 sec., shutting down the appliance. BC is factory set,
and generally no adjustment is required. However, adjustment may be needed in
some conditions, particularly at higher altitude locations.
Legend: BC–bin control; CB–control board; Comp–compressor; FM–fan motor; FT–freeze
timer; FTT–freeze termination timer; HGV–hot gas valve; HT–harvest timer;
PM–pump motor; WV–inlet water valve; WVT–inlet water valve timer
C. Bin Control Check
BC shuts down the icemaker within 10 sec. when ice contacts the thermostatic bulb,
regardless of the cycle at activation.
NOTICE
When the ambient temperature is below 45°F (7°C), BC opens and shuts down
the appliance even if the ice storage bin is empty. When BC is set in the prohibited
range, the appliance operates continuously even if the ice storage bin is lled with
ice. Setting in the prohibited range may result in severe damage to the appliance.
BC is factory set, and generally no adjustment is required. However, adjustment may be
needed in some conditions, particularly at higher altitude locations.
To check BC, follow the steps below.
1) Move the control switch to the "OFF" position.
2) Unplug the appliance.
3) Remove the control box cover. Loosen the control box from the base and slide it out for
easy access. Next, clear any ice away from BC bulb.
4) Disconnect BC wires from BC switch.
5) Hold your hand around the bulb to warm it up.
6) Check for continuity across BC switch. If closed, continue to step 7. If open, adjust or
replace BC.
7) With the multimeter test leads still in place, hold ice in contact with BC bulb. Within
10sec., BC switch should open. If it remains closed, adjust or replace BC.
Legend: BC–bin control