9
Fig. 7 — 42SGM Furred-In Primary Stack Unit Dimensions
SGM
SGM
NOTE: Risers removed for clarity.
Standard heights and widths shown for riser
penetration. See Note 10.
4-Pipe panel shown.
Side panel removed for clarity.
Control Box Option with E Heat
Tail
Piece
6-5/8
[168]
6-5/8
[158]
3
[76]
3
[76]
1-1/4
[32]
D
H
C
H
G
A
B
1
[25]
63
[1599]
54
[1372]
5
[127]
E
5
[127]
1-1/2
[38]
3-1/2
[88.9]
39
[991]
3.00
[76.2]
9
[229]
88
[2233]
Note 7
I
E
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
Supply Opening
2
Duct Colar 1/2 [13] Ext (Typ)
3
RA Acoustical Service Panel
4
Riser, Supply and Return
5
Riser, Drain
6
Thermostat Surface Mnt Location
7
Electrical Knock Outs
8
Coil 1/2 [13] O.D.
9
Drain Pan
10
Flex Drain Tube/P-Trap
11
Motor/Blower Housing
12
Return Air Opening
13
Filter, Throwaway, 1 [25]
14
Access Panel (Control Box)
15
Knockout (Optional Remote Mnt)
16
Control Box
17
1/2 [13] Isolation Valve
18
Strip Heater (Optional E Heat)
19
Heat Limit Switch
(Optional E Heat)
20
Heat Shield (Optional E Heat)
21
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. Slots provided in the back panel for coil connection to permit expansion and contraction of
risers. Coil connections to be at the center of the slots.
11. See unit arrangements for supply and return air orientation.
12. Dimensions are in inches. Dimensions in [ ] are in millimeters.
UNIT
SIZE
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]
6 [152]
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