5326602-XIM-B-1019
6
Johnson Controls Ducted Systems
Limitations
These units must be installed in accordance with all national
and local safety codes. If no local codes apply, installation must
conform with the appropriate national codes. Units are
designed to meet National Safety Codes Standards. If
components are to be added to a unit to meet local codes, they
are to be installed at the dealer’s and/or the customer’s
expense. See Table 1 for application limitations.
After installation, gas fired units must be adjusted to obtain a
temperature rise within the range specified on the unit rating
plate.
Figure 4: Component Location (ZF120 Shown)
The Smart Equipment™ 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
York Sunline™ footprint to
the ZF Series footprints
are also available (field
installed accessory)
Base rails w/forklift
slots (three sides)
and lifting holes
Compressor #2
access (high-
efficiency
compressor)
Dual stage
cooling for
maximum
comfort
Second model
nameplate
inside hinged
access panel
Terminal block for
hi-voltage connection
Smart Equipment™ control board
w/screw connector for T-stat
wiring and network connections
Disconnect location
(optional disconnect switch)
Filter Access
(2” or 4” filter options) 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-stage gas
heating to maintain
warm, comfortable
temperature
Ignition control
board for safe and
efficient operation
Compressor #1 access
(high-efficiency compressor)
Toolless
door latch
Side entry power
and control wiring
knockouts
Slide-out drain pan
with 3/4” NPT,
female connection
ZF Series utilize Micro-Channel
Aluminum Tube/Aluminum Fin
Condenser
