9.3. Horizontal left installations
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The parts are required to meet the latest RoHS directive.
For horizontal left installation the drain pan will need to be moved
to the opposite side of the coil. This can be done by moving the
two brackets and drain pan to the left of the coil. This way, the
condensate that formed on the coil will fall in the drain pan. Also,
the appropriate knockouts for the drains will need to be removed
once the drain pan is in its correct position.
In addition to relocating the side drain pan, the fan assembly will
also need to be removed rotated 180° and reinstalled. The motor
has to be closest to the ground. The two clear plastic tubes included
in the accessory bag will also need to be attached to the top drain
pan. See instructions below.
Directions for rotating fan for Horizontal Left Installation:
A
Step. 1 Remove the panel marked "FILTER".
B
C
_L_21554B2.drw ( )
Step.2
A. Remove the Control box cover.
B. Unplug the LEV (CN60) and 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
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4
already done.
Step. 2 Remove the panel marked "BLOWER".
D. Slide the coil assembly out of the air handler cabinet.
Step. 3 Remove the panel marked "ELECTRICAL".
Step. 3 Rotate the cabinet so the Fan assembly is on top
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7
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MITSUBISHI ELECTRIC CORPORATION
DATE
DIM.mm
1st
E
8
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10
F
G
H
I
Step. 4a Remove the screws securing the (3) panels to the COIL
Creo : 0_TOP_ASSY_L_21554B2.drw ( )
panel shown in the image above. Remove the "1st" panel and
J
"2nd" panel marked "COIL".
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4
Step. 4b Next, remove the smaller panels covering the drain
holes and refrigerant lines by first sliding in the direction indicated
above.
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Step.5 Remove the electrical enclosure cover mounted on
the fan assembly. Disconnect the motor connector along with
the connector for the return air thermistor. Remove all of the
harnesses from the electrical enclosure leaving only the return air
thermistor attached to the electrical enclosure.
DETAIL A
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2nd
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MITSUBISHI ELECTRIC CORPORATION
DATE
DIM.mm
SCALE
DRAWN
1:15
CHECKED
NTS
DESIGNED
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DETAIL B
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ITEM
MODEL NAME
COMMERCIAL TOLERANCE
WORK
GRADE
CASTING
FINE COARS
PRESS WORKING
A
B
C
D
E
GAS CUTTING A
B
SHEARING
A
B
MACHINING
MEDIUM COARS
3D
CONFIDENTIAL
APPROVED
3
14
15
16
11