Page 2
SL297UHNV Unit Dimensions - inches (mm)
AIR FLOW
23
(584)
(19)
3/4
(19)
1
Bottom Return
Air Opening
GAS PIPING INLET
(Right Side Only)
Side Return
Air Opening
(Either Side)
1
Bottom Return
Air Opening
EXHAUST AIR
OUTLET
ELECTRICAL
INLET
(Either Side)
SUPPLY AIR
OPENING
FRONT VIEW
SIDE VIEW
TOP VIEW
A
B
9/16 (14)
C
3/4
27-3/4
(705)
19-7/16
(494)
23-1/2
(597)
1-1/2
(38)
6-1/2 (165)
(Either Side)
33
(838)
3-1/4
(83)
1-15/16 (49)
14
(356)
9/16
(14)
12-5/8
(321)
2
OPTIONAL
SIDE RETURN
AIR FILTER KIT
(Either Side)
16
(406)
14-3/4
(375)
2
OPTIONAL
SIDE RETURN
AIR FILTER KIT
(Either Side)
5/8
(16)
1
3-1/4
(83)
23-3/4
(603)
25
(635)
1-1/2 (38)
Front Panel
COMBUSTION
AIR INTAKE
1-7/8 (48)
CONDENSATE
TRAP CONNECTION
(Either Side)
INTAKE AIR
2-1/4
(57)
2-7/8
(73)
6-5/8
(168)
Not Used
2
Optional Side Return Air Filter Kit is not for use
with the Optional Return Air Base.
1
NOTE - 60C size units that require air volumes over
1800 cfm must have one of the following:
1. Single side return air and Optional Return Air Base
with transition that must accommodate required
20 x 25 x 1 inch (508 x 635 x 25 mm) air filter to
maintain proper velocity.
2. Bottom return air.
3. Return air from both sides.
4. Bottom and one side return air.
See Blower Performance Tables for additional information.
Model No.
A
in - mm
B
in - mm
C
in - mm
SL297UH040NV36B
SL297UH060NV36B
17-1/2 - 446
16-3/8 - 416
16 - 406
SL297UH080NV48C
SL297UH080NV60C
21 - 533
19-7/8 - 505
19-1/2 - 495
Summary of Contents for DAVE LENNOX SIGNATURE SL297UHNV
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