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(5) How to detach heat exchanger
➀ Remove the screws (2) attaching the metal clip
of the tube. Extend the supplementary tubing at
the back of the unit.
➁ Remove the screws (3) attaching the heat
exchanger. Remove the tabs holding the resin
boss at the top right of the heat exchanger, and
then pull the heat exchanger off from the
frame.
(6) How to detach fan and fan motor
➀ Loosen the hexagonal screw in the fan boss
which attaches the fan.
➁ Remove the screw (1) for the fan bearing
cover.
➂ Pull out the fan boss from the fan motor shaft,
and then pull out the fan to the left.
➃ Remove the fan motor by picking it up.