Bottom Return Only
NOTE: Minimum return air temperature is 55° F.
NOTE: No sheetmetal screws may be used from 0-4"
from the bottom of the unit. Screws will interfere with
the air cleaner. See Figure 4.
The following warning complies with State of California law, Proposition 65.
Exposure to fuel substances or by-products of
incomplete fuel combustion is believed by the state of
California to cause cancer, birth defects, or other
Carbon monoxide, fire or smoke can cause serious
bodily injury, death, and/ or property damage.
A variety of potential sources of carbon monoxide can be
found in a building or dwelling such as gas-fired clothes
dryers, gas cooking stoves, water heaters, Furnaces and
The U.S. Consumer Product Safety Com-
mission recommends that users of gas-burning appli-
ances install carbon monoxide detectors as well as fire
and smoke detectors per the manufacturers installation
instructions to help alert dwelling occupants of the pres-
ence of fire, smoke or unsafe levels of carbon monoxide.
These devises should be listed by Underwriters Labo-
ratories, Inc. Standards for Single and Multiple Station
Carbon Monoxide Alarms, UL 2034 or CSA Interna-
tional Standard, Residential Carbon Monoxide Alarming
Devices, CSA 6.19
NOTE: The manufacturer of your Furnace does NOT test
any detectors and makes no representations regarding
any brand or type of detector.
Connect duct work to Furnace. See Outline Drawing for
supply and return duct size and location. Flexible duct
connectors are recommended to connect both supply
and return air ducts to the Furnace. If only the front of
the Furnace is accessible, it is recommended that both
supply and return air plenums are removable.