Mitsubishi Electric PLH Series Technical & Service Manual page 67

Ceiling cassettes split-type,heat pump air conditioners
Table of Contents
OPERATING PROCEDURE
7. Removing the panel
(1) Disconnect the connector.
(2) Remove 2 of 4 screws of the panel, and loosen the other
2 screws.
(3) Slide the panel slightly to remove it.
8. Removing the drain pan
(1) Remove the panel.
(2) Remove the fan guard.
(3) Remove the bell mouth.
(4) Remove the electrical box.
(5) Remove the 3 screws each of the corner supports A,B
and C.(Inner screws:M4)
(6) Remove the corner supports A,B, and C.
(7) Pull out the drain pan gradually with care not to crack it.
9. Removing the heat exchanger
(1) Remove the panel.
(2) Remove the fan guard.
(3) Remove the bell mouth.
(4) Remove the turbo fan.
(5) Remove the electrical box.
(6) Remove the drain pan.
(7) Remove the heater and the heater support.
(8) Remove the coil support A and B.
(9) Remove the coil set screw.
(10) Remove the 4 screws of the pipe cover on the outer wall.
(11) Remove the 2 pipe covers.
(12) Remove the pipe band screw.
(13) Remove the 4 screws of coil on the outer wall.
PHOTOS&ILLUSTRATIONS
Photo 9
Panel set screws
Photo 10
Remove screws
Corner
support C
Remove screws
Photo 11
Coil
support A
Photo 12
Coil set screw
on outer wall
Pipe cover set screw
Connector
Corner support A
Remove
Screws
Corner
support B
Remove screws
Coil set screw
Coil
support B
Pipe band screw
Coil set
screw on
outer wall
67
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