Hitachi RAC-18SX8 Service Manual page 121

3. Cleaning unit
(1) Remove the electrode from the fixing lug.
(2) Remove the fixing screw from the middle of the fancy
cover.
(3) Pull the top of the cover towards you and slide it
upwards, thereby removing it.
(4) Remove the lead wire and ground wire from the
electrical installation box (CN1, CN2, CN4, CN5, CN8,
CN10, CN12, CN14, CN15, CN18 and CN19).
(5) Remove the screws (x 4) for the cleaner.
(6) Remove the left unit-fixing lug.
(7) Put your hand into the rear side of the cassette
containing mold-resistant wasabi, pull it strongly towards
you, and remove the middle and right lugs in sequence.
(8) Pull the cleaner slightly out and remove the heat
exchanger thermistor.
(9) Pull out the cleaner.
4. Control P.W.B. components
(1) Press the hook lug of the electrical installation lid and
remove the lid.
(2) From the control P.W.B., remove the lead wires and the
ground wires fixed to the electrical installation box.
(3) Remove the electrical installation box and the screw that
fixes the dew lid.
(4) Pull the bottom of the electrical installation towards and
remove it.
5. Ion mist unit
(1) Remove the screw fixing the ground conductor.
Electrode
(2) Remove the screw (x 1) fixing the ion mist unit.
(3) Press the lugs (x 2) fixing the ion mist of the ion
mist unit, slide the unit leftwards, and remove it.
6. Indicating P.W.B.
(1) Remove the screws (x 2) fixing the indicating P.W.B.
(2) Place your hand on the right side, turn it leftwards, and
remove it.
(3) Remove the board from the lug on the board cover.
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