Down Ow Installations - Mitsubishi Electric M Series Installation Manual

9.4. Down ow installations

Down ow installation requires various changes to the air handler
from its original con guration. There are NO additional kits or
parts required in order to convert the Air Handler to the down ow
con guration.
Step. 1 Please refer to 9.3. Steps 1 to 4 for removing the panels
which cover the Electrical, Coil Assembly, Blower and Filter.
D
A
B
C
Step.2
A. Remove the Control box cover.
B. Unplug the Thermistor (CN44) from the control board and route
the harness from control box area out through the rubber grommet.
C. Remove the brackets which secure the coil assembly if not
already done.
D. Slide the coil assembly out of the air handler cabinet.
Step. 3 Rotate the cabinet so the Fan assembly is on top.
Step. 4a Reinsert the coil assembly back into the cabinet. The
bracket(s) are not required to be reattached.
13