Mitsubishi Electric PUHY-M200YNW-A1 Service Handbook page 359

[8-13 Parts Replacement Instructions ]
(14) To remove the front heat exchanger, first remove the front, left, and right frames by unscrewing the 10 screws. (See Figure
11.)
To remove the rear heat exchanger, remove the rear frame in addition to the front, left, and the right frames by unscrewing
the 12 screws. (See Figure 11.)
(15) Unscrew the two screws each on the right and left panels. (See Figure 12 Right and Left.)
(16) Remove the left front pillar by unscrewing the 9 screws on a standard model or 10 screws on a high-efficiency model.
(See Figure 12 Front and Left.)
(17) Remove the right front pillar by unscrewing the 5 screws. (See Figure 12 Front and Right.)
Left frame
Figure 12 Left
*Use the supplied spacers. Use the spacers 60 (D) X 250 (W) X 60 (H) when replacing the heat exchangers for the maintenance of the
accumulator and the pipes.
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Rear frame
Right frame
Front frame
Figure 11
Connection of the pillar to the rear heat
exchanger (4 screws on a standard model
or 5 screws on a high-efficiency model)
Left front pillar
Left panel
Figure 12 Front
Right front pillar
Spacer *
Figure 12 Right
Right panel
BS_08_E