115-V Wiring - Carrier Series 100 Installation, Start-Up, And Operating Instructions Manual

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HEATING-ONLY
BLOWER DOOR SWITCH
BLK BLK
WHT WHT
GND
115-V FIELD-
SUPPLIED
DISCONNECT
FURNACE MAY NOT OPERATE
Failure to follow this caution may result in furnace operation
stopping and water pipes freezing during cold weather.
Furnace control must be grounded for proper operation or
control will lock out. Control is grounded through
green/yellow wire connected to gas valve and burner box
screw.
115–V WIRING
Before proceeding with electrical connections, make certain that
voltage, frequency, and phase correspond to that specified on
furnace rating plate. Also, check to be sure that service provided
COMBUSTION-AIR PIPE GROMMETS
COMBUSTION
-AIR PIPE
GAS LINE
VENT PIPE
NOTE: PIPE GROMMETS AND ENTRY HOLE FILLER
PLUGS ARE INCLUDED IN FACTORY-SUPPLIED
LOOSE PARTS BAG
Fig. 30—Typical Gas Pipe Arrangement
NOTE 2
W
FIVE WIRE
THREE-WIRE
W
C
R
O
N
T
GND
R G
AUXILIARY
O
J-BOX
COM
L
Y/Y2
24-V
TERMINAL
BLOCK
NOTES:
FURNACE
Fig. 31—Typical Heating and Cooling Application Wiring Diagram
UNUSED 1/2 -IN.
DIAMETER GAS
CONN. HOLE
GAS LINE GROMMET
VENT PIPE GROMMET
THERMOSTAT
C R G Y
TERMINALS
NOTE 1
CONDENSING
UNIT
TWO
WIRE
1. Connect Y-terminal in furnace as shown for proper blower operation.
2. Some thermostats require a "C" terminal connection as shown.
3. If any of the original wire, as supplied, must be replaced, use
same type or equivalent wire.
by power supply is sufficient to handle load imposed by this
equipment. Refer to rating plate or Table 6 for equipment electrical
specifications.
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The furnace must be electrically grounded in accordance with local
codes; or in the absence of local codes, with the National Electric
Code ANSI/NFPA 70 and/or the Canadian Electric Code, CSA
C22.1, Part I, if an external electrical source is utilized.
Use a separate, branch electrical circuit containing a properly sized
fuse or circuit breaker for this furnace. See Table 6 for wire size
and fuse specifications. A disconnecting means must be located
within sight from and readily accessible to furnace.
NOTE: Proper polarity and proper grounding must be maintained
for 115-v wiring. If polarity is incorrect, control LED status
indicator will flash rapidly and furnace will NOT operate.
25
GAS LINE ENTRY
HOLE FILLER PLUG
A05057
FIELD 24-V WIRING
FIELD 115-, 208/230-, 460-V WIRING
FACTORY 24-V WIRING
FACTORY 115-V WIRING
FIELD-SUPPLIED
DISCONNECT
208/230- OR
460-V
THREE
PHASE
208/230-V
SINGLE
PHASE
GND
A05057
A99440