Filter Arrangement - Bryant 350AAV Installation, Start-Up, And Operating Instructions Manual

3-IN. MINIMUM CLEARANCE TO
COMBUSTION-AIR INTAKE IS REQUIRED
(NON-DIRECT VENT/1-PIPE
APPLICATION,)
ANGLE
IRON OR
EQUIVALENT
(B)
(A) ROD LOCATION
USING DIMPLE
LOCATORS
(SEE DIMENSIONAL
DWG FOR
LOCATIONS)
(A) PREFERRED ROD LOCATION
(B) ALTERNATE ROD LOCATION
→
Fig. 25—Crawlspace Horizontal Application for Direct Vent/2-Pipe Installation (Sizes 040 Through 140) and for Non-Direct
WARNING: FIRE HAZARD
A failure to follow this warning could result in fire,
personal injury, or death.
Never connect return-air ducts to the back of the furnace.
Return-air duct connections on furnace side(s) permitted
in upflow applications only.
UPFLOW FURNACES
The return-air duct must be connected to bottom, sides (left or
right), or a combination of bottom and side(s) of main furnace
casing as shown in Fig. 2. Bypass humidifier may be attached into
unused side return air portion of the furnace casing. DO NOT
connect any portion of return-air duct to back of furnace casing.
DOWNFLOW AND HORIZONTAL FURNACES
The return-air duct must be connected to end inlet opening
provided as shown in Fig. 2. DO NOT cut into casing sides or back
to attach any portion of return-air duct. Bypass humidifier connec-
tions should be made at ductwork or coil casing sides exterior to
furnace.
COMBUSTION-AIR INTAKE
(NON-DIRECT VENT/1-PIPE
APPLICATION)
(B)
(A)
3 / -IN. HEX NUT (A)
8
& WASHER (4)
REQD PER ROD
NOTES:
Vent/1-Pipe Installation (Sizes 040 Through 120 Only)
—22—
COMBUSTION-AIR PIPE
(DIRECT VENT/2-PIPE
APPLICATION,ALL SIZES)
"
3
5 ⁄
4
DRAIN
(A)
(B)
13
/ -IN. MAX
16
(B)
ALTERNATE SUPPORT
LOCATION FROM BACK
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.
3. For non-direct vent/1-pipe application,
bottom side combustion-air entry cannot be
used when furnace is installed with hangers
as shown.
V. FILTER ARRANGEMENT
WARNING: FIRE, CARBON MONOXIDE AND
POISONING HAZARD
Failure to follow this warning could result in fire,
personal injury, or death.
Never operate furnace without a filter or with filter access
door removed.
The air filter arrangement will vary due to application, furnace
orientation, and filter type. The filter may be installed in an
external Filter/Media cabinet (if provided) or the furnace blower
compartment. Factory supplied washable filters are shipped in the
blower compartment.
If a factory-supplied external Filter/Media cabinet is provided,
instructions for its application, assembly, and installation are
packaged with the cabinet. The Filter/Media cabinet can be used
with the factory-supplied washable filter or a factory-specified
high-efficiency disposable filter (see cabinet instructions).
VENT
3
⁄
8 -IN. ROD
ALTERNATE SUPPORT
LOCATION 4-IN. MIN
8-IN. MAX
A05054