11
Fig. 9 — 42SGA/SGM/SGS Furred-In Stack, Universal Arrangement
NOTE: Risers removed for clarity.
Standard heights and widths shown for riser
penetration. See Note 10.
Side panel dimmed for clarity.
Control Box Option with E Heat
Tail
Piece
NOTE 7
3
[76]
3
[76]
1-1/8
[27]
D
H
C
H
G
A
B
63
[1598]
51
[1289]
5
[126]
I
E
E
88
[2233]
3.00
[76.2]
9
[228]
1-1/2
[38]
3-1/2
[88.9]
39
[991]
5
[127]
4-Pipe panel shown.
6-5/8
[168]
6-5/8
[168]
1
[25]
LEGEND
CR
— Cold Water Return
CS
— Cold Water Supply
D
— Drain
HR
— Hot Water Return
HS
— Hot Water Supply
R
— Return
S
— Supply
UNIT SIZE
42SGA/SGM/SGS
DIMENSIONS — in. [mm]
SINGLE SUPPLY DOUBLE SUPPLY
TOP SUPPLY
DIMENSIONS
A
B
A
B
C
D
E
G
H
I
03
14 [356]
8 [203]
14 [356]
6 [152]
14 [356] 10 [254] 17 [432] 1-1/2 [38] 1-1/2 [38] 14 [356]
04
12 [305]
06
18 [457]
10 [254]
18 [457]
16 [406] 12 [305] 20 [508]
1 [25]
2 [51]
18 [457]
08
12 [305]
10
22 [559] 16 [406] 22 [559] 8 [203] 18 [457] 16 [406] 24 [610]
3 [76]
22 [559]
12
ITEM
DESCRIPTION
1
Supply KO’s Top/Sides
2
Filter
3
Control Box
4
Electrical Knock Outs
5
Coil 1/2 [13] O.D.
6
Drain Pan
7
Flex Drain Tube/P-Trap
8
Motor/Blower Housing
9
Return Air Opening
10
Drain Knockout(s) Side Panels
11
Access Panel (Control Box)
12
Riser, Supply and Return
13
Riser, Drain
14
Isolation Ball Valves
15
Strip Heater (Optional E Heat)
16
Heat Limit Switch
(Optional E Heat)
17
Heat Shield (Optional E Heat)
18
Service Switch (Optional)
NOTES:
1. Units are fabricated of galvanized steel with a 16 gauge galvanized fan deck.
2. All risers are insulated.
3. Thermostats shipped loose for field installation.
4. Risers are factory piped to coil with valve as specified.
5. Blower, motor, coil, valves, and filter are accessible through the return air opening.
6. Unit and control box are insulated.
7. Riser length = {(floor to floor) +2 in. [51]}, maximum riser length = 119 in. [3023]. Consult riser
submittals for specifications.
8. Maximum riser size is 2-1/2 in. [64] diameter. If larger size is required, consult the factory.
9. Expansion loops in hot water heating circuits as required.
10. Riser slots knock-outs provided on 3 sides of cabinet for coil connection to permit expansion and
contraction of risers. Coil connections to be at the center of the slots.
11. Drain knock-outs on 3 sides of cabinet.
12. Dimensions are in inches. Dimensions in [ ] are in millimeters.
13. U0 arrangement also available for SGM and SGS models.