Carrier 42C Series Product Data page 92

Physical data and dimensions (cont)
NOTES:
1. Units are fabricated of 18-gage galvanized
steel with a 16-gage galvanized fan deck.
2. All risers are insulated with
insulation.
3. Thermostats shipped loose for field connection.
4. Risers are piped to coil with valves as specified.
5. Blower, motor, valves, coil, and filter are acces-
sible through the return air opening.
6. Unit and control box are insulated with
coated fiberglass insulation.
7. Riser length = [(floor to floor) +2 in.], maximum
riser length = 115 inches.
1
8. Maximum riser size is 2 / -in. diameter. If larger
2
sizes are required, please consult the factory.
9. Expansion loops in hot water heating circuits as
required.
10. A 9-in. x 2 1 / -in. slot is provided in the inside
4
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. All dimensions are in inches.
ITEM DESCRIPTION
1 Motor, 3-Speed, PSC, with Quick Connect
2 Coil 1 / -in. OD Copper Tube
2
3 Riser, Drain (Copper)
4 Riser, Supply and Return (Copper)
5 Control Box
6 Supply Air Opening(s)
1
7 Duct Collar, / -in. Extension (Typical)
2
8 Control Opening (Surface Mount Stat)
8a Knockout (For Optional Remote Mounting)
9 Air Vent, Manual
10 Return Air Opening
11 3-in. Expanded Section
12 Filter, Throwaway, 1-in.*
13 Flexible Drain Tube/P-Trap
14 Blower
15 Drain Pan
16 Access Panel (Control Box)
17 Strip Heater (Optional)
18 Limit Switch*† (Optional)
19 Riser Chase
20 Molex Connector for Field Installed Stat
21 Electrical Knockouts
22 1 / -in. Isolation Ball Valves*
2
*Factory-Installed.
†Field-Installed.
UNIT
42SGA03
42SGA04
42SGA06
42SGA08
42SGA10
42SGA12
92
42SG FURRED-IN STACK
42SGA
4–PIPE
OPTION
1
/ -in. closed cell
2
1 / -in.
2
QTY
1
1
1
2/4
1
1
2
1
1
3/5
1
1
1
1
1
1
1
1
1
1
2/4
SINGLE SUPPLY DOUBLE SUPPLY
A B Size A B
14 8 14 x 8 14 6
14 12 14 x 12 14 6
18 10 18 x 10 18 6
18 12 18 x 12 18 6
— — — 22 8
— — — 22 8
TOP VIEW
FRONT VIEW
TOP SUPPLY
Size C D Size
14 x 6 14 10 14 x 10
14 x 6 14 10 14 x 10
18 x 6 16 12 16 x 12
18 x 6 16 12 16 x 12
22 x 8 18 16 18 x 16
22 x 8 18 16 18 x 16
SIDE VIEW
DIMENSIONS (in.)
E F G H I
17 22 3 / 1 1 / 1 1 / 14
8 2 2
17 22 3 / 1 1 / 1 1 / 14
8 2 2
20 25 3 / 1 2 18
8
3
20 25 / 1 2 18
8
24 29 3 / 1 3 22
8
24 29 3 / 1 3 22
8