Horizontal Installation - Carrier A Series Installation, Start-Up, Operating And Service And Maintenance Instructions

PG80VTLA: Installation, Start-up, Operating and Service and Maintenance Instructions
FURNACE
CASING
WIDTH
Upflow Applications on Combustible or Noncombustible Flooring (subbase
Downflow Applications on Noncombustible Flooring
14–3/16
(360)
Downflow Applications on Combustible Flooring
Downflow Applications on Combustible Flooring with Cased Coil (subbase
Upflow Applications on Combustible or Noncombustible Flooring (subbase
Downflow Applications on Noncombustible Flooring
17–1/2
(445)
Downflow Applications on Combustible Flooring
Downflow Applications on Combustible Flooring with Cased Coil (subbase
Upflow Applications on Combustible or Noncombustible Flooring (subbase
Downflow Applications on Noncombustible Flooring
21
(533)
Downflow Applications on Combustible Flooring
Downflow Applications on Combustible Flooring with Cased Coil (subbase
Upflow Applications on Combustible or Noncombustible Flooring (subbase
Downflow Applications on Noncombustible Flooring
24-1/2
(622)
Downflow Applications on Combustible Flooring
Downflow Applications on Combustible Flooring with Cased Coil (subbase

HORIZONTAL INSTALLATION

WARNING
!
FIRE, EXPLOSION, AND CARBON MONOXIDE
POISONING HAZARD
Failure to follow this warning could result in personal injury, death, or
property damage.
Do not install the furnace on its back or hang furnace with control
compartment facing downward. Safety control operation will be
adversely affected. Never connect return-air ducts to the back of the
furnace.
The furnace can be installed horizontally in an attic or crawlspace on
either the left-hand (LH) or right-hand (RH) side. The furnace can be
hung from floor joists, rafters or trusses or installed on a
non-combustible platform, blocks, bricks or pad.
Suspended Furnace Support
The furnace may be supported under each end with threaded rod, angle
iron or metal plumber's strap as shown. (See
angle iron to bottom of furnace as shown. Heavy-gauge sheet metal
straps (plumber's straps) may be used to suspend the furnace from each
bottom corner. To prevent screws from pulling out, use 2 #8 x 3/4 in.
screws into the side and 2 #8 x in. screws in the bottom of the furnace
casing for each strap. (See Fig. 14
If the screws are attached to ONLY the furnace sides and not the bottom,
the straps must be vertical against the furnace sides and not pull away
Manufacturer reserves the right to change, at any time, specifications and designs without notice and without obligations.
Table 3 – Opening Dimensions - In. (mm)
APPLICATION
not required)
(subbase not required)
(subbase required)
not required)
not required)
(subbase not required)
(subbase required)
not required)
not required)
(subbase not required)
(subbase required)
not required)
not required)
(subbase not required)
(subbase required)
not required)
Fig. 14 and Fig. 15). Secure
and Fig. 15).
PLENUM OPENING
A
12-11/16
(322)
12-9/16
(319)
11-13/16
(284)
12-5/16
(319)
16
(406)
15-7/8
(403)
15-1/8
(384)
15-1/2
(394)
19-1/2
(495)
19-3/8
(492)
18-5/8
(473)
19
(483)
23
(584)
22-7/8
(581)
22-1/8
(562)
22-1/2
(572)
from the furnace sides, so that the strap attachment screws are not in
tension (are loaded in shear) for reliable support.
Platform Furnace Support
Construct working platform at location where all required furnace
clearances are met. (See Fig. 2
mm) clearance requirement on side, set furnace on non-combustible
blocks, bricks or angle iron. For crawlspace installations, if the furnace
is not suspended from the floor joists, the ground underneath furnace
must be level and the furnace set on blocks or bricks.
LINE CONTACT ONLY PERMISSIBLE BETWEEN
LINES FORMED BY INTERSECTIONS OF
THE TOP AND TWO SIDES OF THE FURNACE
JACKET AND BUILDING JOISTS,
STUDS, OR FRAMING.
EQUIPMENT MANUAL
SHUT-OFF GAS VALVE
SEDIMENT
UNION
TRAP
Fig. 13 – Typical Attic Installation
10
FLOOR OPENING
B C
21-5/8 13-5/16
(549) (338)
19 13-3/16
(483) (335)
19 13-7/16
(483) (341)
19 13-5/16
(483) (338)
21-5/8 16-5/8
(549) (422)
19 16-1/2
(483) (419)
19 16-3/4
(483) (425)
19 16-1/2
(483) (419)
21-5/8 20-1/8
(549) (511)
19 20
(483) (508)
19 20-1/4
(483) (514)
19 20
(483) (508)
21-1/8 23-5/8
(537) (600)
19 23-1/2
(483) (597)
19 23-3/4
(483) (603)
19 23-1/2
(483) (597)
and Fig. 13). For furnaces with 1-in. (25
" (451mm)OVERALL
3
17 /
4
" (121mm) UNDER DOOR
3
4 /
4
1" (25mm) UNDER FURNACE
GAS
TYPE-B
EXTEND OUT 12" (305mm)
ENTRY
VENT
FROM FACE OF DOOR
m m )
( 1 5 2
I N *
6 " M
30-IN. (762mm)
MIN WORK AREA
"
17 3 / (451mm)
4
SHEET
METAL
22"
D
22-1/4
(565)
19-5/8
(498)
20-5/8
(600)
20
(508)
22-1/4
(565)
19-5/8
(498)
20-5/8
(600)
20
(508)
22-1/4
(565)
19-5/8
(498)
20-5/8
(600)
20
(508)
22-1/4
(565)
19-5/8
(498)
20-5/8
(600)
20
(508)
* WHEN USED WITH
SINGLE WALL VENT
CONNECTIONS
A10164