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"B" CABINET
"C" CABINET
"D" CABINET
1. Two openings are recommended for airflows above 1,600 CFM if the filter(s) is (are) adjacent to the furnace.
2. Temperature rises in the table are approximate. Actual temperature rises may vary.
3. Temperature rises shaded in grey are for reference only. These conditions are not recommended.
# Switch not used- can be 0 or 1.
Table 7. *TC / *TL Nominal Heating Airflows (CFM) & Temperature Rises (° F)
34
*TC / TL FURNACES WITH VARIABLE SPEED BLOWERS
Switch Settings for Heat
(0 = OFF, 1 = ON)
1
2
3
4
1
0
0
0
1
0
0
1
1
0
1
0
1
0
1
1
1
1
0
0
1
1
0
1
1
1
1
0
1
1
1
1
Switch Settings for Heat
(0 = OFF, 1 = ON)
1
2
3
4
#
0
0
0
#
0
0
1
#
0
1
0
#
0
1
1
#
1
0
0
#
1
0
1
#
1
1
0
#
1
1
1
Switch Settings for Heat
(0 = OFF, 1 = ON)
1
2
3
4
#
0
0
0
#
0
0
1
#
0
1
0
#
0
1
1
#
1
0
0
#
1
0
1
#
1
1
0
#
1
1
1
for Variable Speed Furnaces
*TC / TL - 060D - VB
Input (BTU) 60,000
CFM
1,000
1,100
1,200
1,300
1,400
1,500
1,600
1,700
*TC / TL - 080D - VC
Input (BTU) 80,000
CFM
Temp Rise (° F)
—
1,000
1,115
63
1,230
57
1,345
52
1,460
48
1,575
45
1,690
42
1,805
39
*TC / TL - 120D - VD
Input (BTU) 120,000
CFM
1,500
1,615
1,730
1,845
1,960
2,075
2,190
2,305
Notes:
Temp Rise (° F)
53
48
44
41
38
35
—
—
*TC / TL - 100D - VC
Input (BTU) 100,000
CFM
Temp Rise (° F)
—
1,000
—
1,115
—
1,230
1,345
65
1,460
60
1,575
56
1,690
52
1,805
49
Temp Rise (° F)
70
65
61
57
54
51
48
46
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