112
30
(762)
28
(711)
SWT X 37.5
FLARE
ADAPTER
ACOUSTICAL
SERVICE
ACCESS PANEL
FLEXIBLE
DRAIN
TUBE/P-TRAP
FILTER
RISER
KNOCKOUTS
(OPTIONAL)
RETURN AIR
PANEL
DRAIN PAN
SUPPLY AIR
OPENING
CONTROL BOX
COIL
MOTOR/BLOWER,
3 SPEED, PSC,
HIGH STATIC
24
(610)
5
(127)
66*
(1676)
59
(1499)
39
(991)
SUPPLY
TOP DUCT
COLLAR, 1"(25)
(OPTIONAL)
INTERLOCKING
DISCONNECT
SWITCH
ELECTRICAL
KNOCKOUTS
5
(127)
3
(76)
3
(76)
DHS CR
1-1/4
(32)
3
(76)
11
(280)
24
(610)
3
(76)
3
(76)
3-5/8
(92)
3-5/8
(92)
DHS CSCRHR
1-1/4
(32)
3
(76)
11
(280)
24
(610)
SUPPLY PLENUM
(OPTIONAL)
22
(559)
4
22
(559)
4 (102)
4 (102)
4-3/4 (121)
16
(406)
4-3/4 (121)
16
(406)
1 (25)
22
(559)
1 (25)
4-PIPE 2-PIPE
42SM MEGA FURRED-IN STACK
NOTES:
1. Units measurements on drawings are shown in inches (millimeters).
2. Units are fabricated of galvanized steel with a 16 gage galvanized fan deck.
3. Blower, motor, valves, coil, and filter are accessible through the return air opening.
4. Unit and control box are insulated with
1
/
2
-in. (13 mm) coated fiberglass insulation.
5. Maximum riser size is 2
1
/
2
-in. (64 mm) diameter. If larger sizes are required, please consult the factory.
6. This drawing is pictorial. (See unit arrangements for actual supply and return air orientation.)
7. Riser length = [floor to floor + 2-in. (51 mm)]. Maximum riser length is 119-in. (3023 mm).
8. Unit shipping weight is approximately 390 lb (176 kg).
LEGEND
CR — Cold Water Return
CS — Cold Water Supply
D—Drain
HR — Hot Water Return
HS — Hot Water Supply
PSC — Permanent Split Capacitor
SWT — Sweat
a42-4269
Base unit dimensions (cont)