International Comfort Products FXM4X1800A1, FXM4X1800AT1, FXM4X2400A1, FXM4X2400AT1, FXM4X3000A1 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 hazard 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.

Signal Words in Manuals

The signal word WARNING is used throughout this manual in the following manner:

!WARNINGWARN G

The signal word CAUTION is used throughout this manual in the following manner:

!CAUTION

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 on Product Labeling

Signal words are used in combination with colors and/or pictures on product labels.

TABLE OF CONTENTS

Model Number Identification . . . . . . . . . . . . . . . . . . . . . 2

Wiring Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . .	. . . 3
Parts List . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .	4 − 9

Exploded Drawings . . . . . . . . . . . . . . . . . . . . . . . . 10 − 13

Airflow Charts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 − 15

MODELS

FXM4X1800A1 FXM4X1800AT1

FXM4X2400A1 FXM4X2400AT1

FXM4X3000A1 FXM4X3000AT1

FXM4X3600A1 FXM4X3600AT1

FXM4X4200A1 FXM4X4200AT1

FXM4X4800A1 FXM4X4800AT1

FXM4X6000A1 FXM4X6000AT1

!WARNING

ELECTRICAL SHOCK HAZARD

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).

496 04 5400 00 July 2010

TECHNICAL SUPPORT MANUAL Fan Coils: FXM4X

	FAN COIL MODEL NUMBER IDENTIFICATION GUIDE
		F	X	M	4	X	1800 A	T
F = Fan Coil
X = High efficiency ECM		MOTOR TYPE
M = Multiposition		INSTALLATION TYPE
4 = Environmentally Sound R−410A				REFRIGERANT
X = TXV				METERING DEVICE
1800	= 18,000 BTUH = 1½ tons
2400	= 24,000 BTUH = 2 tons
3000	= 30,000 BTUH = 2½ tons
3500	& 3600 = 36,000 BTUH = 3 tons
4200	= 42,000 BTUH = 3½ tons
4800	= 48,000 BTUH = 4 tons				NOMINAL CAPACITY
6000	= 60,000 BTUH = 5 tons

A = Standard	SALES CODE / FEATURES
AT = Tin Coated Copper Tube Coils

ACCESSORIES PART NUMBER IDENTIFICATION GUIDE
	EB	AC	01		NCB	A
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
			EHK	05	A	K		N	1
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	NOMINAL HEAT VALUE
30	= 30 kW
Sales Code
K = 208 / 230 single−phase
H = 208 / 230, 3−phase
KC = 208 / 230, supplied as single phase, field convertible to 3−phase					VOLTAGE (60 Hz)
HC = 208 / 230 supplied as 3−phase, field convertible to single phase
Product Identifier
Engineering Code

2	496 04 5400 00

TECHNICAL SUPPORT MANUAL

Fan Coils: FSU2X, FSU4X

496 04 5200 00

3

TECHNICAL SUPPORT MANUAL

			FXM4 PARTS LIST
KEY		DESCRIPTION		FAST PARTS NO.
NO.
01		BLOWER ASSY		1179738
01				1179739
01				1179740
01				1179741
01				1179742
01				1179743
01				1179744
02		TRANSFORMER		1172028
04		HARNESS ASSY BLOWER		1171676
05		FILTER LO EFF		1171652
05				1171653
05				1171654
06		TXV		1178991
06				1172349
06				1178990
06				1172350
07		COIL AND HEADER ASY		1173766
07				1172887
07				1173768
07				1179759
07				1178985
08		STRAINER		1171740
09		CONDENSATE PAN		1179673
09				1179674
09				1179728
10		CONDENSATE PAN ASY		1175207
10				1179731
10				1179676
10				1179677
11		WHEEL BLOWER		1171745
11				1171742
12		MOTOR BLOWER		1179752
12				1179753
12				1179754
12				1179755
12				1179756
12				1179757
12				1179758
14		CUTOFF		1171567
14				1171572
15		LUG GROUND		1170677
16		DISTRIBUTOR ASY		1171603
16				1172888
16				1172983
16				1171606
16				1171605
A		PANEL ASSY TOP INSUL		1172361
A				1172362
4			− continued	on next page −

Fan Coils: FXM4X

FXM4X1800A1	FXM4X2400A1	FXM4X3000A1	FXM4X3600A1	FXM4X4200A1	FXM4X4800A1	FXM4X6000A1
1	-	-	-	-	-	-
-	1	-	-	-	-	-
-	-	1	-	-	-	-
-	-	-	1	-	-	-
-	-	-	-	1	-	-
-	-	-	-	-	1	-
-	-	-	-	-	-	1
1	1	1	1	1	1	1
1	1	1	1	1	1	1
1	1	-	-	-	-	-
	-	1	1	1	-	-
					1	1
1	1	-	-	-	-	-
	-	1	-	-	-	-
			1	1
	-	-	-	-	1	1
1	1	-	-	-	-	-
	-	1	-	-	-	-
	-	-	1	1	-	-
	-	-	-	-	1	-
						1
1	1	1	1	1	1	1
-	-	-	1	1	-	-
	-	-	-	-	1	-
	-	-	-	-	-	1
1	1	-	-	-	-	-
	-	1
			1	1
				-	1	1
1	1
	-	1	1	1	1	1
1
-	1	-	-	-	-	-
	-	1	-	-	-	-
	-	-	1	-	-	-
	-	-	-	1	-	-
	-	-	-	-	1	-
	-	-	-	-	-	1
1	1
		1	1	1	1	1
1	1	1	1	1	1	1
1	1
		1	-
			1	1
					1
						1
1	1
	-	1	-	-	-	-

496 04 5400 00

TECHNICAL SUPPORT MANUAL

FXM4 PARTS LIST (continued)

	KEY	DESCRIPTION	FAST PARTS NO.
	NO.
	A		1172363
	A		1172336
	AA	PLATE HEATER	1171584
	AA		1171581
	AA		1171582
	AA		1171584
	B	DOOR ASSY LOWER INSUL	1172367
	B		1172340
	B		1172368
	B		1179768
	B		1172342
	BB	DECK BLOWER	1171587
	BB		1171588
	BB		1171589
	C	DOOR ASSY UPPER INSUL	1172374
	C		1172346
	C		1172375
	C		1172347
	CC	BRACKET COIL	1171651
	CC		1171650
	D	DOOR ASSY FITTING INSUL	1172339
	DD	SHIELD COND PAN	1172328
	E	DOOR ASSY FILTER	1171934
	E		1171935
	E		1171936
	EE	EXTENSION COIL	1171579
	EE		1171580
	F	BARRIER LOW VOLTAGE	1171660
	FF	SUPPORT COIL	1171666
	FF		1171667
	G	BAFFLE DIFFUSER	1171569
	GG	BAFFLE COIL	1171644
	H	SPRING	1172554
	HH	SUPPORT COND PAN	1171664
	J	TUBE DRAIN	1172337
	JJ	CHANNEL COND	1171645
	K	GROMMET SUCTION	1171622
	L	PLUG BUTTON	1173764
	LL	FITTING DRAIN	1171636
	M	SUPPORT PAN	1172636
	MM	FITTING DRAIN	1171635
	N	BRACKET COIL	1171574
	P	BRACKET COIL	1171575
	PP	CAP	1174949
	Q	SHIELD COND PAN	1172328
	R	AIR SEAL ASSY	1171640
	R		1171641
	RR	CAP	1174950
		− continued	on next page −
	496 04 5400 00

Fan Coils: FXM4X

FXM4X1800A1	FXM4X2400A1	FXM4X3000A1	FXM4X3600A1	FXM4X4200A1	FXM4X4800A1	FXM4X6000A1
	-	-	1	1	-	-
	-	-	-	-	1	1
1	1
	-	1	1	1	-	-
	-	-	-	-	1	-
						1
1	1
	-	1	-	-	-	-
	-	-	1	1	-	-
	-	-	-	-	1	-
	-	-	-	-	-	1
1	1
	-	1	1	1	-	-
	-	-	-	-	1	1
1	1
	-	1	-	-	-	-
	-	-	1	1	-	-
	-	-	-	-	1	1
1	1	-	-	-	-	-
	-	1	-	-	-	-
1	1	1	1	1	1	1
1	1	1	-	-	-	-
1	1
	-	1	1	1	-	-
	-	-	-	-	1	1
1	1
	-	1	-	-	-	-
1	1	1	1	1	1	1
1	1
	-	1	-	-	-	-
2	2	2	2	2	2	2
1	1	1	-	-	-	-
1	1	1	1	1	1	1
1	1	1	-	-	-	-
			1	1	1	1
1	1	1	-
1	1	1	1	1	1	1
	-	-	1	1	1	1
			1	1	1	1
					1	1
			1	1	1	1
	-	-	2	2	2	2
	-	-	2	2	2	2
			1	1	1	1
	-	-	2	2	2	2
	-	-	1	1	1	-
	-	-	-	-	-	1
			1	1	1	1

5