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Figure 12: Dimensions
Table 2: Cabinet and duct dimensions
Btu/h (kW)
Nominal
input
CFM (m
/min)
3
40 (11.7)
1200 (34.0)
60 (17.6)
1200 (34.0)
80 (23.4)
1200 (34.0)
80 (23.4)
1600 (45.3)
80 (23.4)
2000 (56.6)
100 (29.3)
1200 (34.0)
100 (29.3)
1600 (45.3)
100 (29.3)
2000 (56.6)
120 (35.1)
1600 (45.3)
120 (35.1)
2000 (56.6)
130 (38.1)
2000 (56.6)
Installation Manual: RL18 Single-Stage Standard ECM Residential Gas Furnaces (Non-condensing Multi-position Standard
Cabinet
A (in.)
A (cm)
size
A
14 1/2
36.8
A
14 1/2
36.8
B
17 1/2
44.4
C
21
53.3
C
21
53.3
B
17 1/2
44.4
C
21
53.3
C
21
53.3
C
21
53.3
C
21
53.3
D
24.5
62.2
Johnson Controls Ducted Systems
B (in.)
B (cm)
C (in.)
13 3/8
34.0
10.3
13 3/8
34.0
10.3
16 3/8
41.6
11.8
19 7/8
50.5
13.6
19 7/8
50.5
13.6
16 3/8
41.6
11.8
19 7/8
50.5
13.6
19 7/8
50.5
13.6
19 7/8
50.5
15.8
19 7/8
50.5
15.8
23 3/8
59.4
17.5
C (cm)
Approximate
operating
weight (lb)
26.2
89
26.2
94
29.9
103
34.5
116
34.5
121
29.9
108
34.5
120
34.5
124
40.1
125
40.1
131
44.4
137
15
Low NOx)
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