24
BLOWER
O
FF
-DELAY
2
4-V
THER
M
OSTAT
TER
M
INALS
3-A
M
P
F
USE
LED
OPERATION
&
DIAGNOSTI
C
LIGHT
BLOWER
SPEED
SELE
C
TION
TER
M
INALS
HEAT
F
AN
C
OOL
SPARE
2
SPARE
1
115
-VA
C
(L
2
)
NEUTRAL
C
ONNE
C
TIONS
115
-VA
C
(L
1
)
NEUTRAL
C
ONNE
C
TIONS
EA
C
-
1
TER
M
INAL
(
115
-VA
C 1
.
0
A
M
P.
M
AX.)
PL
2
-HOT
SUR
F
A
C
E
IGNITER
&
INDU
C
ER
M
OTOR
C
ONNE
C
TOR
PL
1
-LOW
VOLTAGE
DRAIN
HARNESS
C
ONNE
C
TOR
TRANS
F
OR
M
ER
2
4-VA
C C
ONNE
C
TIONS
HU
M
IDI
F
IER
TER
M
INAL
(
2
4-VA
C 0
.
5
A
M
P.
M
AX)
TWINNING
AND
/
OR
C
O
M
PONENT
TEST
TER
M
INAL
A08063
Fig. 24 -- Furnace Control
115-V FIELD-
SUPPLIED
DISCONNECT
AUXILIARY
J-BOX
24-V
TERMINAL
BLOCK
THREE-WIRE
HEATING-ONLY
FIVE WIRE
NOTE 1
NOTE 2
FIELD-SUPPLIED
DISCONNECT
CONDENSING
UNIT
TWO
WIRE
FURNACE
C
O
N
T
R
O
L
R
G
COM
W
C
R
G
Y
GND
GND
FIELD 24-V WIRING
FIELD 115-, 208/230-, 460-V WIRING
FACTORY 24-V WIRING
FACTORY 115-V WIRING
208/230- OR
460-V
THREE
PHASE
208/230-V
SINGLE
PHASE
BLOWER DOOR SWITCH
WHT
BLK
WHT
BLK
NOTES:
Connect Y-terminal in furnace as shown for proper blower operation.
Some thermostats require a "C" terminal connection as shown.
If any of the original wire, as supplied, must be replaced, use
same type or equivalent wire.
W
Y/Y2
GND
THERMOSTAT
TERMINALS
1.
2.
3.
A99440
Fig. 25 -- Heating and Cooling Application Wiring Diagram with 1--Stage Thermostat
313A
Summary of Contents for 313AAV
Page 41: ...41 Table 13 Orifice Size and Manifold Pressure In wc for Gas Input Rate A08220 313A...
Page 42: ...42 Table 13 Orifice Size and Manifold Pressure In wc for Gas Input Rate CONT A08220A 313A...
Page 44: ...44 Table 14 Orifice Size And Manifold Pressure In wc For Gas Input Rate A08221 313A...
