Carrier 42S Series Installation, Start-Up And Service Instructions Manual page 6

25
24
23
22
21
20
19
18
LEGEND
17
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
2
Gypsum Board, 5 / -in. Type "X"
8
3 3-in. Expanded Section
4 Strip Heater** (Optional)
5 Limit Switch**†† (Optional)
6 1 / -in. Isolation Ball Valves**
2
7
Thermafiber Insulation
8 Flexible Drain Tube/P-Trap
1
9 Coil / -in. OD Copper Tube
2
10 Filter, Throwaway, 1-in.**
11 Return Air Opening
12 Air Vent, Manual
Knockout (For Optional Remote
13
Mounting)
14 Molex Connector for Field Installed Stat
15 Control Box
16 Riser, Drain (Copper)
17 Riser, Supply and Return (Copper)
18 Drain Pan
19 Return Air Blockoff Panel (Optional)
20 Blower
21 Motor, 3-Speed, PSC, with Quick Connect
22 Access Panel (Control Box)
23 Control Opening (Surface Mount Stat)
1
24 Duct Collar, / -in. Extension (Typical)
2
25 Supply Air Opening(s)
Top Supply Duct Collar, 1-in. Extension
26
(Optional)
**Factory-Installed.
††Field-Installed.
HR
SJA
HS
4-PIPE
D
3(76)
OPTION CR
CS
3 (76)
C L
26
I
16
E
FRONT VIEW
QTY
*Drawing provided for reference only. Dimensions may vary with options ordered.
6 NOTES:
1. Units are fabricated of 18-gage galvanized steel with a 16-gage galvanized fan deck.
1
2. All risers are insulated with closed cell insulation.
3. Thermostats shipped loose for field connection.
3/5
4. Risers are piped to coil with valves as specified.
2
5. Blower, motor, valves, coil, and filter are accessible through the return air opening.
6. Unit and control box are insulated.
2
7. Riser length = [(floor to floor) +2-in.], maximum riser length = 119-in.
4/8
8. Maximum riser size is 2
9. Expansion loops in hot water heating circuits as required.
2
10. A 9-in. x 2 1 /
2
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).
2
12. All dimensions are in inches.
2
2
2
2 NOM
UNIT
AIRFLOW
SIZE
2
(CFM)
2
03 300
1
04 400
2/4
06 600
2
1 08 800
2
10 1000
2
12 1200
2
2
†Unit weights are based on dry coils and minimum rows. Weights exclude packaging, valves, and other components.
1/2/3
1/2/3
1
Fig. 4 — 42SJ Back-to-Back Furred-In Stack Dimensions
3-5/8(92)*
3(76)
C
TOP VIEW
H
3-5/8(92)
G
1 (25)
15
B
14
13
12
11
54
63
(1372)
(1600)
10
9
8
5 (127)
1 / -in. diameter. If larger sizes are required, please consult the factory.
2
-in. slot is provided in the inside back panel for coil connection penetration to permit expansion
4
DIMENSIONS (in.)
SINGLE DOUBLE
TOP SUPPLY
SUPPLY SUPPLY
A B A B
14 8 14 6
14 12 14 6
18 10 18 6
18 12 18 6
— — 22 8
— — 22 8
6
H
R
SJA SJB
D
S
D 1-1/4
2
(32)
3
A
E
J
SIDE VIEW
E G H
C D
14 10 17 1 1 / 1 1 /
2 2
14 10 17 1 1 / 1 1 /
2 2
16 12 20 1 2
16 12 20 1 2
18 16 24 1 3
18 16 24 1 3
1
3 (76)
4
5
6
88
2558
(NOTE7)
7
UNIT
WEIGHT†
I J
(lb)
14 39 5 / 360
8
14 39 5 / 450
8
18 45 5 / 480
8
5
18 45 / 520
8
22 53 5 / 560
8
5
22 53 / 610
8