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356214-XIM-A-0108
Johnson Controls Unitary Products 25
NOTE: ELEC / ELEC Models: Units and ductwork are
approved for zero clearance to combustible material
when equipped with electric heaters.
GAS / ELEC Models
: A 25mm/1” clearance must be
provided between any combustible material and the
supply air ductwork for a distance of .9 meter/3 feet
from the unit.
The products of combustion must not be allowed to
accumulate within a confined space and recirculate.
Locate unit so that the vent air outlet hood is at
least:
• 9 meters/3 feet above any force air inlet located
within 3.0 meters/10 horizontal feet (excluding
those integral to the unit).
• 1.2 meters/4 feet below, four horizontal feet
from, or one foot above any door or gravity air
inlet into the building.
• 1.2 meters/4 feet from electric and gas meters,
regulators and relief equipment.
FIGURE 15 - UNIT CLEARANCES AND RAIN HOOD DIMENSIONS (15, 20 & 25 TON)
CLEARANCES
LOCATION
CLEARANCE
Front
914 / 36”
Rear
610 / 24” (Less Economizer)
1245 / 49” (With Economizer)
Left Side (Filter Access)
610 / 24” (Less Economizer)
1372 / 54” (With Economizer)
3
Right Side (Cond. Coil)
914 / 36”
Below Unit
1
1.
Units may be installed on combustible floors made from wood
or class A, B, or C roof covering material.
0 / 0”
Above Unit
2
2.
Units must be installed outdoors. Overhanging structures or
shrubs should not obstruct condenser air discharge outlet.
3. If economizer is factory installed, the unassembled rain hood
must be removed from its ride along position in front of evapo-
rator coil, or in the outdoor air compartment, prior to final instal-
lation.
1829 / 72” With 914 / 36”
Maximum Horizontal Overhang
(For Condenser Air Discharge)
REAR VIEW
DETAIL “Y”
U
NIT WITH RAIN H
OO
D
S
LH VIEW
716
(28-3/16”)
2337
(92”)
930
(36-5/8”)
127 (5”)
410
(16-1/8”)
SUPPLY AIR
COMPARTMENT
POWER EXHAUST
RAIN HOOD
(on Return Air Compartment)
E
CO
N
O
MIZER
MOTORIZED
DAMPER
RAIN HOOD
(on Outdoor Air Compartment)
ECONOMIZER / MOTORIZED DAMPER
AND POWER EXHAUST RAIN HOODS
FIXED
OUTDOOR AIR
INTAKE HOOD
(located on
Return Air
Compartment)
25 (1“) CONDENSATE
DRAIN
(Must be trapped)