Bryant 311AAV Series 100 Installation, Start-Up, And Operating Instructions Manual page 13

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.
MANUAL SHUTOFF
GAS VALVE
SEDIMENT
VOLTS-
UNIT SIZE HERTZ-
PHASE
042090 115–60–1
* Permissible limits of the voltage range at which the unit operates satisfactorily.
† Time-delay type is recommended.
‡ Length shown is as measured 1 way along wire path between unit and service panel for maximum 2 percent voltage drop.
GAS
SUPPLY
MANUAL
SHUTOFF
VALVE
(REQUIRED)
SEDIMENT
TRAP
UNION
Fig. 18–Typical Gas Pipe Arrangement
CAUTION: If manual disconnect switch is to be
mounted on furnace, select a location where a drill or
fastener will not contact electrical or gas components.
B. 24–v Wiring
Make field 24-v connections at the 24-v terminal strip. (See Fig.
22.) Connect terminal Y/Y2 as shown in Fig. 21 for proper cooling
operation. Use only AWG No. 18, color-coded, copper thermostat
wire.
TRAP
Fig. 17–Typical Attic Installation
TABLE 6–ELECTRICAL DATA
OPERATING
VOLTAGE RANGE
UNIT AMPS
Maximum* Minimum*
127 104
A93324
GAS
ENTRY
I N
6 " M
24"
SHEET
METAL
24"
MAXIMUM MINIMUM
WIRE GAGE
9.0 14
FACTORY
INSTALLED
LOCATION
The 24-v circuit contains an automotive-type, 3-amp fuse located
on the control. Any direct shorts during installation, service, or
maintenance could cause this fuse to blow. If fuse replacement is
required, use ONLY a 3-amp fuse of identical size.
C. Accessories
1. Electronic Air Cleaner (EAC)
—13—
TYPE-B
VENT
30-IN. MIN
WORK AREA
MAXIMUM
FUSE OR CKT BKR
WIRE LENGTH (FT)‡
31
Fig. 19–Relocating J-Box
A00347
MAXIMUM
AMPS†
15
ALTERNATE
FIELD
LOCATION
A93051