PERFORATED
DISCHARGE DUCT
FLANGE
NO
YES
210°
MIN
YES
III.INSTALLATION IN HORIZONTAL APPLICATIONS
→These furnaces can be installed horizontally in either horizontal left or right discharge position. In a crawlspace, furnace can either be hung from floor joist or installed on suitable blocks or pad. Furnace can be suspended from each corner by hanger bolts and angle iron supports. (See Fig. 17.) Cut hanger bolts (4 each
→CAUTION: The entire length of furnace MUST be supported when furnace is used in a horizontal position to
ensure proper draining. When suspended, bottom brace supports sides and center blower shelf. When unit is supported from the ground, blocks or pad should support sides and center blower shelf area.
Fig. 16ÐDuct Flanges
ANGLE
IRON OR
EQUIVALENT
A93029
5 3⁄4″
ALTERNATE SUPPORT
LOCATION
| (B) |
|
| (A) |
|
(B) |
|
|
(A) ROD LOCATION |
|
|
USING DIMPLE |
|
|
LOCATORS | (A) | |
(SEE DIMENSIONAL | ||
DWG FOR | & WASHER (4) |
|
LOCATIONS) | REQD PER ROD |
|
DRAIN
(A) 
(B)
(B)ALTERNATE SUPPORT LOCATION FROM BACK
(A)PREFERRED ROD LOCATION
(B)ALTERNATE ROD LOCATION
NOTES: 1. A 1 In. clearance minimum between top of furnace and combustible material.
2.The entire length of furnace must be supported when furnace is used in horizontal position to ensure proper drainage.
A93304
Fig. 17ÐCrawlspace Horizontal Application
Ð15Ð