6112628-UIM-B-0622
2 Johnson Controls Ducted Systems
Safety requirements
1. Failure to carefully read and follow all instructions in this manual
can result in air handler malfunction, death, personal injury, or
property damage.
2. Always install this air handler in accordance with all national and
local building and safety codes and requirements, local plumbing
or wastewater codes, and other applicable codes.
3. Only install this air handler in a location and position specified in the
Unit installation.
4. Do not use the air handler for temporary heating of buildings or
structures under construction.
5. Always install the air handler to operate within the air handler’s
intended maximum outlet air temperature.
6. Clearance from combustible material is provided under Clearances
in Unit installation.
7. The unit rating plate displays the air handler model number. The
unit dimensions for the supply air plenum are provided in Figure 3
and Table 1. Always install the plenum according to the instruc-
tions.
WARNING
The air handler area must not be used as a broom closet or for any
other storage purposes, as a fire hazard may be created. Never store
items such as the following on, near or in contact with the furnace.
1. Spray or aerosol cans, rags, brooms, dust mops, vacuum clean-
ers or other cleaning tools.
2. Soap powders, bleaches, waxes or other Cleaning compounds;
plastic items or containers; gasoline, kerosene, cigarette lighter
fluid, dry cleaning fluids or other volatile fluid.
3. Paint thinners and other painting compounds.
4. Paper bags, boxes or other paper products.
Never operate the air handler with the blower door removed. To do so
could result in serious personal injury and/or equipment damage.
WARNING
This appliance is not intended for use by persons (including children)
with reduced physical, sensory or mental capabilities, or lack of expe-
rience and knowledge, unless they have been given supervision or
instruction concerning use of the appliance by a person responsible
for their safety.
Children should be supervised to ensure that they do not play with the
appliance.
WARNING
Improper installation, adjustment, alteration, or maintenance may cre-
ate a condition where the operation of the product could cause per-
sonal injury or property damage. Refer to this manual for assistance,
or for additional information, consult a qualified contractor, installer, or
service agency.
CAUTION
This product must be installed in strict compliance with the installation
instructions and any applicable local, state, and national codes
including, but not limited to building, electrical, and mechanical codes.
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NOTICE
To ensure a correct match for this indoor product, refer to the current
Tabular Data Sheet for the outdoor equipment selected for the system
application. If the indoor product model is not listed in the Tabular
Data Sheet included with the outdoor unit, to access the current ver-
sion of the Tabular Data Sheet, go to the Residential Equipment &
Supplies section of the Offering Catalog at
www.simplygettingthejobdone.com or scan the QR code provided on
the outdoor unit rating plate.
CAUTION
Do not lift the air handler by the cabinet braces. The cabinet braces
could become disengaged from the cabinet causing the air handler to
fall, potentially causing injury or damaging property. See Figure 1 for
the location of the cabinet braces. Lift the air handler by tightly grip-
ping the casing.
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Figure 1: Return air duct attachment and component location
A1693-001
Horizontal drain pan
Liquid refrigerant line connection
Horizontal drain
3/4 in. National Pipe Thread (NPT)
Primary drain 3/4 in. NPT
Screw
Ductwork
Front view
Blower compartment
Cabinet brace
Coil compartment
(access panel removed)
Primary drain pan
Cabinet brace
Filter door
Screw
Screw
Return air duct
Side view
Vapor refrigerant line connection
Secondary drain upflow 3/4-in. NPT
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