145
18.1.1.4 To Remove Discharge Grille
10. Remove the screw and
pull out the HVU unit.
HVU unit
Figure 5
12. Then pull the discharge grille
downward gently to dismantle it.
11. Pull out and remove the drain hose
from the discharge grille.
Figure 6
18.1.1.5 To Remove Control Board
13. Remove the 4 screws holding
the control board, then pull out
the control board.
Figure 7
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