HEIL FEM4X Installation Instructions Manual page 3

Fan coils
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INSTALLATION INSTRUCTIONS
A. UPFLOW INSTALLATION
If return air is to be ducted through a floor, set unit on floor
over opening and use 1/8 to 1/4 inch thick (3 to 6 mm thick)
fireproof resilient gasket between duct, unit, and floor.
Side return is a field option on slope coil models. Cut
opening
per
dimensions
field−supplied bottom closure is required.
B. MODULAR UNITS
FEM4X6000B and REM4X6000B fan coils are two−piece
modular units. This allows for modular units to be
disassembled and components moved separately to
installation
area
for
accommodates small scuttle holes and limiting entrances to
installation sites (Figure 1).
Figure 2
FRONT SERVICE CLEARANCE
18 − 48 models = 21" (533 mm)
60 model = 24" (610 mm)
UPFLOW/DOWNFLOW
SECONDARY DRAIN
UPFLOW/DOWNFLOW
PRIMARY DRAIN
UPFLOW/DOWNFLOW
SECONDARY DRAIN
UPFLOW/DOWNFLOW
496 01 5503 00
shown
in
Figure 2.
reassembly.
This
process
POWER ENTRY
OPTIONS
A−COIL
UNITS
PRIMARY DRAIN
Specifications are subject to change without notice.
Fan Coils: FEM4X, FEM4P, REM4X
SLOPE COIL UNITS
MODEL
18
FEM4P2400AL
A
ALL 30
FEM4X2400CL
REM4X2400BL
36
Upflow Installation
FIELD SUPPLIED
SUPPLY DUCT
LOW VOLT
ENTRY
OPTIONS
1½"
19"
(483mm)
A
2½"
(64mm)
FIELD SUPPLIED
RETURN PLENUM
A
12" (305mm)
12" (305mm)
17" (432mm)
17" (432mm)
FIELD MODIFIED
SIDE RETURN
LOCATION FOR
SLOPE COIL
UNITS ONLY
3

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