KitchenAid KBFC42FS Technical Education page 45

5. To remove the fill tube heater:
a) Remove the ice maker (see step 4).
b) Unlatch and disconnect the heater
connector from the main harness.
c) Remove the two hex-head screws
from the heater and slide the heater
off the fill tube.
Fill Tube Heater Screws
Heater Connector
d) Disconnect the two wire connectors
from the heater terminals.
Heater Connectors
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