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