Carrier 42C, 42D, 42V specifications A42-4126, 42SH Cabinet Dimensions

LEGEND

CR — Cold Water Return

CS — Cold Water Supply

D — Drain

HR — Hot Water Return

HS — Hot Water Supply

R — Return

S — Supply

ITEM	DESCRIPTION	QTY
1	Full Riser Chase	1
2	Electrical Knockouts	1
3	3-in. Expansion Section	3/5
4	Strip Heater (Optional)	1
5	Limit Switch**†† (Optional)	1
6	1/2-in. Isolation Ball Valves**	2/4
7	Flexible Drain Tube/P-Trap	1
8	Drain Pan	1
9	Coil 1/2-in. OD Tube	1
10	Filter, Throwaway, 1-in.**	1
11	Air Vent, Manual	1
12	Control Box	1
13	Cabinet Camloc® Fasteners	2
14	3-Speed Switch	1
15	Electrical Access Panel	1
16	Riser, Supply and Return (Copper)	2/4
17	Riser, Drain (Copper)	1
18	Return Air Panel	1
19	Return Air Blockoff Panel (Optional)	1
20	Motor, 3-Speed, PSC	1
21	Blower	1
22	Thermostat	1
23	Hinged Control Access Door	1
24	Double Deflection Steel Core Grille Assembly	1

**Factory-Installed. ††Field-Installed.

*Drawing provided for reference only. Dimensions may vary with options ordered.

NOTES:

1.Units are fabricated of 18-gage galvanized steel with a 16-gage galvanized fan deck, painted with Arctic White.

2.3-speed switch and thermostat are unit mounted.

3.Risers are piped to coil with valves as specified.

4.Blower, motor, valves, coil, and filter are accessible through the return air opening.

5.Unit is insulated with coated fiberglass.

6.Control box is insulated with 1/2-in. insulation for unit mounted controls.

7.Riser length = [(floor to floor) +2 in.], maximum riser length = 115 inches.

8.Maximum riser size is 21/2-in. diameter. If larger sizes are required, please consult the factory.

9.Expansion loops in hot water heating circuits as required.

10.A 9-in. x 21/4-in. slot is provided in the inside back panel for coil connection penetration to permit expansion and contraction of risers. Care must be taken to position the risers so that coil connection is at center of slot.

11.Drawing is pictorial (see unit arrangements for actual supply and return air orientation).

12. 42SHA available in front return only.									A42-4126
13. All dimensions are in inches.
UNIT	NOM				DIMENSIONS (in.)						UNIT
SIZE	AIRFLOW	Single Supply		Double Supply		C	D	E	F	G	WEIGHT†
	(cfm)	A	B	A	B						(lb)
03	300	14	8	14	6	17	223/8	11/2	221/8	143/4	202
04	400	14	12	14	8	17	223/8	11/2	221/8	143/4	247
06	600	14	12	14	8	20	253/8	2	265/8	173/4	262
08	800	14	16	14	10	20	253/8	2	265/8	173/4	286
10	1000	18	16	14	12	24	293/8	3	311/8	173/4	311
12	1200	18	16	14	12	24	293/8	3	311/8	173/4	336

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

Fig. 29 — 42SH Cabinet Dimensions

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