LOCATION
APPLICATION
UPFLOW
HORIZONTAL
FURNACE
5.08 cm (2")
5.08 cm (2")
SUPPLY PLENUM WITHIN 6 FEET OF FURNACE
2.54 cm (1")
2.54 cm (1")
BACK
FURNACE
5.08 cm (2")
5.08 cm (2")
FURNACE OR PLENUM
2.54 cm (1")
7.6 cm (3")
HORIZONTAL WARM AIR DUCT WITHIN 6 FEET OF FURNACE
2.54 cm (1")
7.6 cm (3")
BOTTOM
FURNACE
Ø
*
Ø
HORIZONTAL OR BELOW FLUE PIPE
23 cm (9")
23 cm (9")
VERTICALLY ABOVE FLUE PIPE
23 cm (9")
23 cm (9")
FRONT
FURNACE
61 cm (24")
61 cm (24")
SIDE
TOP
FLUE PIPE
* When used w ith floor base model HFB-101
FIGURE 3
Model: AMP300B34-SE2PMA / OTF210G21B
DNS-0822 Rev. B
TABLE 2.2
Minimum clearances – combustible materials
12