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Field Upgrade Guide
OUTLINE DRAWING FOR DOWNFLOW FURNACES
14
Dimensions
21" CABINET DEPTH
ADD DOOR DEPTH FOR TOTAL
2.8"
DOWNFLOW FURNACE MODEL NUMBERS
ifD Air Cleaner
*FD14DALFR000A
*FD14DALUPGRDA
*FD17DALFR000A
*FD17DALUPGRDA
*FD21DALFR000A
*FD21DALUPGRDA
*FD24DALFR000A
*FD24DALUPGRDA
* May be "A" or "T"
Side View
21
18-13/16
B
A
B
14.5
12.38
17.5
15.38
21.0
18.88
24.5
22.38
7-7/16
1/8
A
Front
of
Cabinet
1/8
Pub. No. 18-HE56D1-3
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