18
WD #7105830
¢710583,
¤
1.
Disconnect all po
wer bef
o
re ser
vicing.
2.
For suppl
y connections use copper conductors on
ly
.
3.
Not suitable on systems that e
xceed 150
V to gr
ound.
4.
If an
y of the original wire as supplied with the furnace m
ust be replaced,
it m
ust
be replaced with wiring material ha
ving a temperature rating of at least 105°C.
5.
For suppl
y wire ampacities and o
ver
current pr
otection,
see unit rating plate
.
1.
Couper le courant a
v
ant de faire letretien.
2.
Emplo
yez uniquement des conducteu
rs en cuivre
.
3.
Ne con
vient pas aux installations de plus de 150
V
a la terre
.
7105830
NO
TES:
DEFROST BOARD OPERATION:
CLOSES DURING DEFROST. RAITNG: 1 A MAXIMUM
OPENS DURING DEFROST. RATING: 2 HP AT 230 VAC MAXIMUM
CLOSED WHEN “Y” IS ENERGIZED. OPEN WHEN “Y” IS DEENERGIZED.
PROVIDES “OFF” DELAY TIME OF 5 MIN WHEN “Y” IS DEENERGIZED.
WITH DFT CLOSED AND “Y” ENERGIZED, COMPRESSOR RUN TIME IS ACCUMULATED.
OPENING OF DFT DURING DEFROST OR INTERVAL PERIOD RESETS THE INTERVAL TO 0.
1
2
3
4
C
R
S
C
HF
E
DFT
R
W2
0
Y
C
T
2
T
1
DF2
DF1
C
Y
0
W2
R
E
PRESSURE
SWITCH
(IF EQ
UIPPED)
T
O
208/230
V
A
C
PO
WER SUPPL
Y
BLO
WER
MO
T
O
R
T1
T3
T4
T2
G
N
L
C
2
3
4
5
6
7
8
9
1
2
3
4
5
6
7
8
9
1
2
3
4
5
6
7
8
9
1
2
3
4
5
6
7
8
9
1
8
7
6
5
4
3
2
1
9
8
7
6
5
4
3
2
1
9
T5
DEFR
OST
SENSOR
COMPRESSOR
CONT
A
C
T
O
R
OUTDOOR F
A
N
MO
T
O
R
COMPRESSOR
DU
AL CAP
A
C
IT
OR
HEA
TER
PLUG
REVERSING
VA
L
V
E
SOLENID
3 AMP
FUSE
DEFR
OST
CONTR
OL
BO
ARD
T
O
INDOOR
THERMOST
A
T
T
O
DISCHARGE
AIR SENSOR
BLO
WER
RELA
Y
TRANSFORMER
C
R
S
L2
L1
T1
T2
13
56
24
24V
COM
208V
240V
ECONOMIZER JUMPER
HARNESS ASSY
9-WIRE
GB
ECONOMIZER
PLUG
ECONOMIZER
PLUG
BR
O
W
N
WHITE
WHITE
BLA
CK
RED
BLUE
YELLO
W
YELLO
W
RED
RED
BLUE
BLA
CK
GREEN
ORANGE
GREEN
GREY
GREEN
WHITE
WHITE
WHITE
BLA
CK
BLUE
BLA
CK
BLA
CK
BLA
CK
BLA
CK
BLA
CK
ORANGE
WHITE
WHITE
RED
RED
RED
BR
O
W
N
YELLO
W
YELLO
W
YELLO
W
GREY
GREEN
BLUE
BLA
CK
YELLO
W
ORANGE
ORANGE
GREEN/YELLO
W
ORANGE
BLUE
BR
O
W
N
RED
RED
RED RED
RED
Leg
end
Field Wiring
F
a
ctor
y Wiring:
Lo
w V
o
lta
g
e
High V
o
lta
g
e
Note: See Installation
Instructions for wiring,
application, and
information concerning
accessory Heat Kits and
other options.
