Carrier 40FS - Manual (Page 6)

Fig. 4 — Cooling Unit Assembly
AIRFLOW DIRECTION ♦ heater 40FS9I6320 AND 40FS9I6500 EH,GM AND HV SHOWN INFIG.3
Fig. 5 — Heating and Cooling Unit Assembly
Place coil, in an upright position, on air
inlet end (top) of fan section. Attach coil casing to
fan section with no. 10 hex head sheet metal screws
provided. Clearance holes for screws are provided
on each side of fan section and engagement holes
on sides of coil casing. (Drill engagement holes
as required).
Set filter section on top of coil section with
filter flanges overlapping coil flanges. Drill 1/8-in.
holes thru coil and filter flanges and fasten
together with sheet metal screws provided. Do not
drill into filter support rack. See Fig. 6 and 8,
Remove fan section access panel. Turn access
panel so Carrier nameplate is in upright position
and replace panel on fan section.
The electric heater is equipped with heating
controls and cooling system controls as described
in Modular System Introduction. See Electrical
Data and Wiring, page 9, for wiring details.
Ductwork — Air Ducts should be installed in
accordance with the Standards of the National Fire
Protection Association, NFPA numbers 90A and
90B in compliance with paragraph 46.1-E of the
UL Standard 1096.
All 40FS units with accessory electric heaters
are suitable for installation with 0-in. clearance
from heater cabinet, discharge plenum and duct­
work to combustible materials with the following
exceptions: When using 40FS920300PA (30 kw).