H. ILLUSTRATIONS:
Air Flow Through Furnace
With Bottom Discharge Blower With Top Discharge Blower With Vertical Discharge Blower
WARNING: Air must flow evenly through the entire heat exchanger.
Otherwise the bottom or tubes on one side will
overheat causing damage and voiding the warranty. Heat exchanger must be installed downstream of
blower.
Dimensions (Outdoor Model)
HRDV MODEL NO.
100 125 160
210
250 300 400 500-A 500-B 600-A 600-B 800-A 800-B
A
30 5/8
30 5/8
41 3/8
41 3/8
41 3/8
52
1/16
65 1/2
-
52
1/16
- 52
1/16
- 65
1/2
AA
- - - - - - - 104
1/8 - 104
1/8 - 131 -
B
18
18
28 3/4
28 3/4
39 1/2
39 1/2
52 7/8 - 39
1/2 - 39
1/2 - 52
7/8
BB
-
-
-
-
-
-
-
87 3/4
-
87 3/4
-
114 5/8
-
C
21 7/8
21 7/8
32 5/8
32 5/8
43 3/8
43 3/8
56 7/8
-
43 3/8
-
43 3/8
-
56 7/8
CC
-
-
-
-
-
-
-
69 5/8
-
69 5/8
-
74 5/8
-
NOTE:
All dimensions in inches. RD models 100-400 are A.G.A./C.G.A. design certified.
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