Use & Care Manual

6
DOWNFLOW FILTER SIZES
FURNACE INPUT
WIDTH BTUH (K)
SIZE QTY.
14ⴖ 50 14ⴖ x 20ⴖ 1
17
1
⁄2ⴖ 75 & 100 12ⴖ x 20ⴖ 2
21ⴖ 100 12ⴖ x 20ⴖ 2
24
1
⁄2ⴖ 125 & 150 14ⴖ x 20ⴖ 2
UPFLOW FILTER SIZES
FURNACE INPUT
SIZE
WIDTH BTUH (K’s) BOTTOM SIDE
QTY.
14ⴖ 50 12
1
⁄4ⴖ x 25ⴖ 15
3
⁄4ⴖ x 25ⴖ 1
17
1
⁄2ⴖ 75 & 100 15
3
⁄4ⴖ x 25ⴖ 15
3
⁄4ⴖ x 25ⴖ 1
21ⴖ 100 19
1
⁄4ⴖ x 25ⴖ 15
3
⁄4ⴖ x 25ⴖ 1
24
1
⁄2ⴖ 125 & 150 22
3
⁄4ⴖ x 25ⴖ 15
3
⁄4ⴖ x 25ⴖ 1
FIGURE 6
DOWNFLOW FILTERS INSTALLATION
FIGURE 5
U
PFLOW SIDE FILTER INSTALLATION
FIGURE 4
U
PFLOW FILTER LOCATION