Manuals / Carrier / Household Appliance / Air Conditioner

Carrier 42V, 42C, 42S, 42D specifications LEGEND 1 — Junction Box, 4 in. x 4 in

Models: 42V 42D 42S 42C

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A42-4106

LEGEND

1 — Junction Box, 4 in. x 4 in.

2 — Optional Stamped Rear Return Grille

3 — Optional Drip Lip, shipped loose

4 — Electric Strip Heater Element

5 — Mounting Holes (4), Rubber Grommets have 3/8-in. Diameter Hole

6 — Electrical KO, 7/8-in. Diameter 7 — Return KO, 1-in. Diameter

8 — Supply KO, 11/2-in. Diameter

9 — Drain KO, 11/2-in. Diameter

10 — Drain Connection, 7/8-in. OD

11 — Optional Valve Package (inside cabinet)

12 — Filter

13 — Standard Stamped-Return Air Grille

14 — Removable Hinged Access Panel

15 — Supply, Return Connections, 5/8-in. OD 16 — Supply Grille, Stamped, Standard

NOTES:

1.Right hand unit shown; left hand unit opposite. Coil connection locations are ±5/8-in.

2.Unit sizes 02 and 03 have one motor, one blower; sizes 04 through 08 have one motor, 2 blowers; sizes 10 and 12 have 2 motors, 4 blowers.

3.Cabinet has an Arctic White baked finish.

4.Refer to supply and return connections above for coil stub-out locations.

5.Not shown: optional drip lip, 3-speed fan switch; wall plate,

1/2-in. fiberglass insulation on inside of casing, closed cell foam on main drain pan.

6.For optional coil connections, view 42CA-203-1 using the Fan Coil Builder.

7.Valve package is factory-installed inside the cabinet when ordered with the unit (based on component size).

8.Dimensions shown in inches (mm).

	UNIT	NOM			DIMENSIONS (in.)				QTY/UNIT		FACE	UNIT
	UNIT	AIRFLOW									AREA	WEIGHT*
	SIZE	AIRFLOW	A	B	C	E	F	G	Blower	Motor	AREA	WEIGHT*
	SIZE	(Cfm)	A	B	C	E	F	G	Blower	Motor	(sq ft)	(lb)
		(Cfm)									(sq ft)	(lb)
	02	200	38	171/8	107/16	34	53/4	11	1	1	0.83	98
	03	300	42	211/2	101/4	38	53/4	11	1	1	1.08	118
	04	400	48	257/8	111/16	44	53/4	11	2	1	1.35	126
	06	600	53	345/8	93/16	49	63/4	12	2	1	1.88	168
	08	800	60	39	101/2	56	63/4	12	2	1	2.31	176
	10	1000	74	521/8	1015/16	70	63/4	12	4	2	3.16	215
	12	1200	82	607/8	109/16	78	63/4	12	4	2	3.65	245

*Unit weights are based on dry coils and minimum rows. Weights exclude packaging, valves, and other components.

Fig. 8 — 42CG Horizontal Cabinet with Electric Heat Dimensions

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Carrier 42V, 42C, 42S, 42D specifications LEGEND 1 — Junction Box, 4 in. x 4 in

Contents

42C,D,S,V Series Fan Coil Air Conditioners Installation, Start-Upand Service InstructionsTable 2 — Physical Data — 42V Series Units Table 1 — Physical Data — 42C Series UnitsPRE-INSTALLATION Fig. 1 — 42CA Furred-InHorizontal Unit Dimensions UNIT a42-4101 A42-4102 A42-4103 A42-4104 A42-4105 Fig. 7 - 42CG Horizontal Cabinet Unit DimensionsLEGEND 1 — Junction Box, 4 in. x 4 in A42-4149 Front Supply, and Bottom Return Dimensionsa42-4150 a42-4151 Front Supply, and Rear Return Dimensionsa42-4152 Front Supply, Rear Return, and Heater DimensionsUNIT UNIT SIZE Fig. 15 — 42VA Furred-InVertical Unit Dimensions Fig. 16 - 42VB Vertical Cabinet Unit Dimensions LEGEND 1 — Standard Stamped Supply Grille Fig. 18 - 42VC Furred-InLowboy Unit Dimensions LEGEND 1 — Unit-MountedControl Box Optional Fig. 20 — 42VE Cabinet Lowboy Unit Dimensions LEGEND A42-4116 Fig. 22 — 42VG Furred-InWall Unit Dimensionsa42-4120 A42-4121 Motor A42-4122Blower Motor A42-4123Blower A42-4124 A42-4125 Fig. 28 — 42SG Furred-InStack DimensionsA42-4126 Fig. 29 — 42SH Cabinet DimensionsA42-4127 A42-4128 Fig. 31 - 42SGM Furred-InMaster Stack DimensionsA42-4129 Fig. 32 — 42SGS Furred-InSlave Stack Dimensionsa42-4154 a42-4155 A42-4171 a42-4167a42-4169 A42-4173A42-4161 PANEL AND FRAME DIMENSIONS inA42-4168 A42-4170INSTALLATION Step 1 — Place Units in Position Risers Fig. 39 — 42SJ Unit InstallationFig. 38 — 42SJ Unit as Shipped Fig. 37 — 42SJ Unit with Standard and Siamese7.Attach unit risers Fig. 41 — Pipe Connection Configurations a42-4177 Hydronic Coil ArrangementField Piping Connections 42VGFig. 43 — Symbols and Placement of Valves COIL a42-4174Fig. 44 — Two-WayMotorized Control Valve Package a42-4175COIL a42-4176COIL COILCOIL COILCOIL COIL42D Unit Shown Fig. 48 - Typical Drain Line DetailsTable 5 — Piping Components Table 5 — Piping Components cont Table 5 - Piping Components cont SYMBOL/SKETCHTable 5 — Piping Components cont SYMBOL/SKETCHJOINT MATERIALS Fig. 50 — Manual Fan Control Fig. 51 — Thermostatic Fan Control 2-PipeSystem Remote/Wall-MountedThermostat Line Voltage a42-4060a42-4061 a42-4059Unit-MountedDebonair Thermostat 24-v,Duct Sensor Unit-MountedThermostat Line Voltage a42-4066VALVE LIMIT SWITCHTHERMOSTAT PART # THERMOSTAT #33CSSN2-FCThermostat 2-PipeTotal Electric Heat with Valve Con- trol— With this system, the complete heating requirement for the space is provided by the electric heater; the water system is never changed over for heating. It is therefore possible, just as with 4-pipesystems, to have heating or cooling at any time of the year a42-4067Remote/Wall-MountedThermostat Line Voltage a42-4073Unit-MountedThermostat Line Voltage THERMOSTAT #33CSSN2-FC a42-4072Unit-MountedThermostat Line Voltage a42-4079a42-4078 Remote/Wall-MountedThermostat Line VoltageRemote/Wall-MountedDebonair Thermostat START-UP SERVICETo Clean Coil Step 7 — Make Final Preparationsc.Reinstall fan deck if removed Page Form 42-3SI Copyright 2009 Carrier CorporationCatalog No. Printed in U.S.AI.Project Information INSPECTION, INSTALLATION, AND START-UPCHECKLISTFAN AND MOTOR