ICP C8DNL - Page 21

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Specifications are subject to change without notice.
20
Table 4 Sub−bases for Combustible Floors Dimensions − in(mm)
Sub−base for
Combustible
Floors
Part Number
Sub−base for Combustible
Floor Dimensions
Opening In Floor
Opening In
Base For Plenum
Typical Plenum
Dimensions
H
*
J* K** L M N P R S T
Subbase for Furnace Only
NAHH001SB 15
11
/
16
(398.5) 28
3
/
4
(730.3) 14
9
/
16
(369.9) 16(406.4) 16
1
/
4
(412.8) 14
5
/
8
(371.5) 15 (381) 13
1
/
2
(342.9) 15 (381) 13
1
/
2
(342.9)
NAHH002SB 19
5
/
16
(490.5) 28
3
/
4
(730.3) 18
3
/
16
(462) 16(406.4) 16
1
/
4
(412.8) 18
1
/
4
(463.6) 15 (381) 17
1
/
8
(435.6) 15 (381) 17
1
/
8
(435.6)
NAHH003SB 22
15
/
16
(582.6) 28
3
/
4
(730.3) 21
13
/
16
(554) 16(406.4) 16
1
/
4
(412.8) 21
7
/
8
(555.6) 15 (381) 19
3
/
4
(501.7) 15 (381) 19
3
/
4
(501.7)
NAHH010SB 24
11
/
16
(627) 28
3
/
4
(730.3) 23
9
/
16
(598.5) 16(406.4) 16
1
/
4
(412.8) 23
5
/
8
(600) 15 (381) 22
1
/
2
(571.5) 15 (381) 22
1
/
2
(571.5)
Subbase for Coil Box
NAHH004SB 15
3
/
4
(25.4) 20
9
/
16
(522.3) 14
9
/
16
(369.9)
16
1
/
16
(408)
16
1
/
4
(412.8) 14
5
/
8
(371.5) 15 (381) 13
1
/
2
(342.9) 15 (381) 13
1
/
2 (
342.9)
NAHH005SB 19
3
/
8
(181.1) 20
9
/
16
(522.3) 18
3
/
16
(462)
16
1
/
16
(408)
16
1
/
4
(412.8) 18
1
/
4
(463.6) 15 (381) 17
1
/
8
(435.6) 15 (381) 17
1
/
8
(435.6)
NAHH006SB 23 (284.2) 20
9
/
16
(522.3) 21
13
/
16
(554)
16
1
/
16
(408)
16
1
/
4
(412.8) 21
7
/
8
(555.6) 15 (381) 19
3
/
4
(501.7) 15 (381) 19
3
/
4
(501.7)
NAHH009SB 24
3
/
4
(628.7) 20
9
/
16
(522.3) 23
9
/
16
(598.5)
16
1
/
16
(408)
16
1
/
4
(412.8) 23
5
/
8
(600) 15 (381) 22
1
/
2
(571.5) 15 (381) 22
1
/
2
(571.5)
*
Outside Dimension
**
Base Spacer Side To Side
Figure 13
Exploded View of Sub−Base for
Furnace ONLY
T
S
H
J
1”
N
M
KR
P
L
25−21−46
Plenum
Hole In Floor
Combustible
Floor Base
2”
4-1/4″ (108mm) MIN.
DISTANCE FROM BACK
EDGE OF HOLE IN FLOOR
TO NEAREST OBSTRUCTION
(50.8mm)
(25.4mm)
Furnace/Coil Box
Subbase
Insulation
Wood Screw
Wood Floor
Plenum
25-20-46A
Setting the Base
Figure 14
Figure 15
Exploded View of Base for
Downflow Cased Coil
25-21-65n
2
1
/
2
″
1
1
/
2
″
Plenum
(63.5mm)
(38.1mm)