International Comfort Products FXM4X1800A1, FXM4X1800AT1, FXM4X2400A1, FXM4X2400AT1, FXM4X3000A1, FXM4X3000AT1, FXM4X3600A1, FXM4X3600AT1, FXM4X4200A1, FXM4X4200AT1, FXM4X4800A1, FXM4X4800AT1, FXM4X6000A1, FXM4X6000AT1 User Manual
TECHNICAL SUPPORT MANUAL
Fan Coils
FXM4X
Safety Labeling and Signal Words
DANGER, WARNING, CAUTION, and
NOTE
The signal words DANGER, WARNING, CAUTION, and NOTE are used to identify levels of haz-
ard seriousness. The signal word DANGER is only
used on product labels to signify an immediate hazard. The signal words WARNING,CAUTION, and
NOTE will be used on product labels and throughout this manual and other manuals that may apply
to the product.
DANGER− Immediate hazards which will result in
severe personal injury or death.
WARNING − Hazards or unsafe practices which
could result in severe personal injury or death.
CAUTION − Hazards or unsafe practices which
may result in minor personal injury or product or
property damage.
NOTE − Used to highlight suggestions which will
result in enhanced installation, reliability, or operation.
Signal Words in Manuals
The signal word WARNING is used throughout this
manual in the following manner:
!
The signal word CAUTION is used throughout this
manual in the following manner:
!
Signal Words on Product Labeling
Signal words are used in combination with colors
and/or pictures on product labels.
WARNING
WARNING
CAUTION
TABLE OF CONTENTS
Model Number Identification2.....................
Wiring Diagram3................................
Parts List 4 − 9..................................
Failure to turn off electric power could result in
personal injury or death.
Before installing or servicing system, turn off
main power to the system. There may be more than
one disconnect switch, including accessory heater(s).
EB = Evaporator Blower
AC = Accessory
01 = Product Identifier Number
NCB = Non−Combustible Base Kit
DFK = Down Flow Kit
PLG = Power Plug (no heat kit)
SPK = Single Point Wiring Kit
FKS = Filter Kit Small
FKM = Filter Kit Medium
FKL = Filter Kit Large
FKX = Filter Kit Extra Large
CTK = Condensate Trap Kit (PVC pipe)
Sales Code
ELECTRIC HEATER MODEL NUMBER IDENTIFICATION GUIDE
EHK05AKN1
EHK = Electric Heater Kit
05 = 5 kW
07 = 7 kW
09 = 9 kW
10 = 10 kW
15 = 15 kW
18 = 18 kW
20 = 20 kW
25 = 25 kW
30 = 30 kWNOMINAL HEAT VALUE
Sales Code
K = 208 / 230 single−phase
H = 208 / 230, 3−phase
KC = 208 / 230, supplied as single phase, field convertible to 3−phase
HC = 208 / 230 supplied as 3−phase, field convertible to single phaseVOLTAGE (60 Hz)
Product Identifier
Engineering Code