Carrier 42C Series Product Data page 101

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
1 Electrical Knockouts
Gypsum Board 5 / " Type X
2
8
3 3-in. Expanded Section of Riser
4 Strip Heater (Optional)
5 Limit Switch (Optional)
1
6 / -in. Isolation Ball Valve
2
7 Thermafiber Insulation
8 Flexible Drain Tube/P-Trap
Coil 1 / -in. OD Copper Tube
9
2
10 Filter, Throwaway, 1-in.
11 Return Air Opening
12 Air Vent, Manual
Knockout (For Optional Remote Mounting)/
13
Side
14 Molex Connector for Field-Installed Tstat
15 Control Box
16 Riser, Drain (Copper)
17 Riser, Supply and Return (Copper)
18 Drain Pan
19 Acoustical Bypass Panel
20 Blower
21 Motor, 3-Speed, PSC, with Quick Connect
22
Access Panel (Control Box)
23 Control Opening (Surface Mount Tstat)
Duct Collar, 1 / -in. Extension (Typical)
24
2
25 Supply Air Opening(s)
Top Supply Duct Collar, 1-in. Extension
26
(Optional)
42SJA/42SJB FURRED-IN STACK BACK TO BACK UNIT
NOTES:
QTY
1. Units are fabricated of galvanized steel with a 16-gage galvanized fan deck.
6
2. All risers are insulated with (
1
3. Thermostat shipped loose for field installation when ordered with the unit.
3/5
4. Risers are piped to coil with valve package as specified.
5. Blower, motor, coil, valves, and filter are accessible through the return air opening.
2
6. Unit and control box are insulated.
2
7. Riser length = [(floor to floor) +2 in.], maximum riser length = 119 inches.
2/4
8. Maximum riser size is 2
—
9. Expansion loops in hot water heating circuits as required.
10. Drawing is pictorial (see unit arrangements for actual supply and return air orientation).
2
11. Dimensions are in inches. Dimensions in () are in millimeters.
2
12. A 9-in. x 2 1 / -in. slot is provided in the inside back panel for coil connection penetration to permit expansion
4
2
and contraction of riser. Care must be taken to position the riser so that coil connection is at center of slot.
2
2
2
2
2
1
2/4
2
SINGLE SUPPLY
2 UNIT
MODEL
A B SIZE
2
42SJA03 14 8 14 X 8
2
2
42SJA04 14 12 14 X12
2
42SJA06 18 10 18 X10
1/2/3
42SJA08 18 12 18 X 12
1/2/3
42SJA10 — —
1
42SJA12 — —
1 3
/ -in. or / -in. thick) closed cell insulation.
2 4
1
/ -in. diameter. If larger size is required, please consult the factory.
2
DOUBLE SUPPLY TOP SUPPLY
A B SIZE C D
14 6 14 X 6 14 10 14 x 10
14 6 14 X 6 14 10 14 x 10
18 6 18 X 6 16 12 16 x 12
18 6 18 X 6 16 12 16 x 12
— 22 8 22 X 8 18 16 18 x 16
— 22 8 22 X 8 18 16 18 x 16
a42-4189
DIMENSIONS - INCHES
SIZE E G H I J
17 1 1 / 1 1 / 14 39 5 /
2² 2² 8
1 1 5
17 1 / 1 / 14 39 /
2² 2 8
5
20 1 2 18 45 /
8
20 1 2 18 45 5 /
8
24 1 3 22 53 5 /
8
24 1 3 22 53 5 /
8
FILTER SIZE
12 1 / X 24 ¹ / X 1
2 4
1 ¹
12 / X 24 / X 1
2 4
¹ 3
16 / X 26 / X 1
4 4
16 ¹ / X 26 3 / X 1
4 4
20 1 / X 29 ¹ / X 1
2 4
20 1 / X 29 ¹ / X 1
2 4
101