KitchenAid KBFA20ER Technical Education page 38

12. To remove the defrost heater & evapo-
rator:
a) Disconnect the left and right main har-
ness wire connectors from the heater
connectors.
b) Unsnap the heater wire connectors
from the left and right air dams.
Left & Right Defrost Heater Connectors
Air Dam
Adhesive
Left & Right Main
Harness Connectors
Left Air Dam
c) Remove the hex-head screws from
the left and right air dams.
Left Air Dam Screw
d) Grasp the evaporator tubing at the
right corner, and forcefully jerk the
tubing forward to disengage the tubing
from the plastic standoff (see inset).
e) Repeat the previous step, and disen-
gage the left side of the evaporator
tubing from its plastic standoff.
Tape
Right Air Dam
Right Air Dam Screw
Evaporator
Standoff
f) Pull the bottom of the evaporator
out and rotate it up several inches.
IMPORTANT: When you rotate the
evaporator, allow the copper tubing to
bend, and not the evaporator tubing
shown below.
Do Not Bend This Tubing
g) Carefully pull the adhesive foam tape,
on the left and right air dams, (see the
top left photo), off the freezer liner.
h) Continue to rotate the bottom of the
evaporator up until it is high enough
to access the bottom of the defrost
heater, and prop it up.
i) Remove the two heater clips from the
bottom of the evaporator.
j) Pull the defrost heater off the evapora-
tor and remove it.
Pull Heater Out
REASSEMBLY NOTE: Make sure that when
you reinstall the evaporator, the air dam tape
is pressed tightly against the freezer liner. If it
is not properly installed, there will be air leaks
that can cause operational problems.
4-16
Copper
Tubing
Heater Clips