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518676-BIM-E-1210
6 Johnson Controls Unitary Products
Limitations
These units must be installed in accordance with the following:
In U.S.A.:
1. National Electrical Code, ANSI/NFPA No. 70 - Latest
Edition
2. National Fuel Gas Code, ANSI Z223.1 - Latest Edition
3. Gas-Fired Central Furnace Standard, ANSI Z21.47a. -
Latest Edition
4. Local building codes, and
5. Local gas utility requirements
In Canada:
1. Canadian Electrical Code, CSA C22.1
2. Installation Codes, CSA - B149.1.
3. Local plumbing and waste water codes, and
4. Other applicable local codes.
Refer to unit application data found in this document.
After installation, gas fired units must be adjusted to obtain a
temperature rise within the range specified on the unit rating
plate.
If components are to be added to a unit to meet local codes,
they are to be installed at the dealer’s and/or customer’s
expense.
Size of unit for proposed installation should be based on heat
loss/heat gain calculation made according to the methods of Air
Conditioning Contractors of America (ACCA).
This furnace is not to be used for temporary heating of buildings
or structures under construction.
Figure 4: ZS Component Location (ZS-10 Shown)
The Simplicity® control board used in this product will
effectively operate the cooling system down to 0°F when
this product is applied in a comfort cooling application
for people. An economizer is typically included in this
type of application. When applying this product for
process cooling applications (computer rooms,
switchgear, etc.), please reference applications bulletin
AE-011-07 or call the applications department for
Unitary Products @ 1-877-UPG-SERV for guidance.
Additional accessories may be needed for stable
operation at temperatures below 30° F.
Roof curbs in eight- and
fourteen-inch heights. Roof
curbs for transitioning from
DHB/DUC/HC/DUS footprint to
the ZS Series footprints are
also available (field-installed
accessory)
Base rails w/forklift
slots (three sides)
and lifting holes
Compressor #2
access (high-
efficiency
compressor
w/crankcase
heater)
Dual stage
cooling for
maximum
comfort
Second model
nameplate
inside hinged
access panel
Terminal block for
hi-voltage connection
Simplicity® control board
w/screw connector for T-stat
wiring and network connections
Disconnect location
(optional disconnect switch)
Filter drier
(solid core)
Slide-out motor and
blower assembly for
easy adjustment
and service
Belt-drive
blower motor
Power ventor motor
20-gauge alumi-
nized steel tubular
heat exchanger for
long life (stainless
steel option)
Two-s
tage gas
heating to maintain
warm, comfortable
temperature
Intelligent control
board for safe and
efficient operation
Compressor #1 access
(high-efficiency compressor
w/crankcase heater)
Toolless
door latch
Side entry power
and control wiring
knockouts
VFD Location (Optional)
Filter access
(2” or 4” Filter Options)
Micro-Channel Aluminum Tube
Aluminum Fin Condenser
Slide-out drain pan
with 3/4” NPT,
female connection