4
FAILURE TO FOLLOW THIS INSTALLATION INSTRUC-
TIONS VOIDS THE MANUFACTURER’S EQUIPMENT
LIMITED WARRANTY. LENNOX DISCLAIMS ALL LIA-
BILITY IN CONNECTION WITH INSTALLER’S FAILURE
TO FOLLOW THE ABOVE INSTALLATION INSTRUC-
TIONS.
NOTWITHSTANDING THE FOREGOING, INSTALLER IS
RESPONSIBLE FOR CONFIRMING THAT THE USE OF
CONSTRUCTION HEAT OR COOLING IS CONSISTENT
WITH THE POLICIES AND CODES OF ALL REGULAT-
ING ENTITIES.
ALL SUCH POLICIES AND CODES MUST BE ADHERED
TO.
Applications
Up-flow Furnace/Air Handler
Cabinet is installed horizontally beneath the furnace/air
handler. Return air enters from the bottom (see following
figure).
RETURN
DUCT
SUPPLY
DUCT
Figure 6.
Up-flow Furnace/Air Handler
Down-flow Furnace/Air Handler
Cabinet is installed horizontally in the return air duct just
bove the furnace/air handler.
RETURN
DUCT
SUPPLY
DUCT
Figure 7.
Down-flow Furnace/Air Handler
Up-flow Furnace (up to 4 ton application)
Cabinet is installed vertically and return air enters the fur-
nace side inlet.
RETURN
DUCT
SUPPLY
DUCT
Figure 8.
Up-flow Furnace (up to 4 ton)
