48
HIGH VOLTAGE!
DISCONNECT ALL POWER BEFORE SERVICING OR INSTALLING THIS
UNIT. MULTIPLE POWER SOURCES MAY BE PRESENT. FAILURE TO
DO SO MAY CAUSE PROPERTY DAMAGE, PERSONAL INJURY OR DEATH.
WIRING DIAGRAMS
Wiring is subject to change. Always refer to the wiring diagram on the unit for the most up-to-date wiring.
DCH060*** [208-230V/3/60] D***
BL/PK BLUE WITH PINK STRIPE
PK PINK
YL/PK YELLOW WITH PINK STRIPE
WIRE C
ODE
OF OVER CURRENT PROTECTION
LINE VOLTAGE
OPTIONAL HIGH VOLTAGE
LOW VOLTAGE
RD RED
FAC
TORY WIRING
LOW VOLTAGE
BL BLUE
BK BLACK
NO
TES:
1. REPLACEME NT WIRE MUST BE SAME SIZE A ND
TYPE INSULATION AS ORIGINAL (AT LEAST 105°C)
USE COPPER CONDUCTOR ONLY.
2. USE COPPER CONDUCTORS ONLY
++ USE N.E.C. CLASS 2 WIRE
3. ECONOMIZER PLUG LOCATED IN THE RETURN AIR
COMPARTMENT. REMOVE M ALE PLUG AND ATTACH
FEMALE PLUG TO THE ECONOMIZER ACC ESSORY.
4. FOR 208 VOLT TRANSFORMER OPERATION MOVE
BLACK WIRE F ROM TERMINAL 3 TO TERMINAL 2 ON
TRANSFORMER.
5. REMOVE JUMPER IF SMOKE DETECTOR OR EMERGENCY
SHUTDOWN DEVICE IS INSTALLED.
6. CRANKCASE HEATER AND CRANKCASE HEATER
SWITCH FACTORY EQUIPPED WHEN REQUIRED.
7. FOR DIFFE RENT THAN FA CTORY SPEED TAP. CHANGE
COOLING SPEED AT MOTOR T4 AND T5 TERMINALS. CHA NGE
HEATING SPEED AT MOTOR T1, T2 AND T3. SPEED TAP
TERMINATIONS SHOWN ON DIAGRAM ARE REP RESENTATIVE
BUT ACTUAL FACTORY SETTINGS MAY BE DIFFE RENT BASED
ON THE HEATING VALUE OF THE UNIT.
CO
OLING SPEED (GREEN AND BROWN)
T3 - LOW SPEED
T4 - HIGH SPEED
HEA
TING SPEED (WHI TE)
T1 - LOW SPEED
T2 - MED SPEED
T5 - HIGH SPEED
OR ORANGE
SEE UN IT RATING PLATE FOR TYPE AND SIZE
YL YELLOW
GR GREEN
WH WHITE
208-240/3/60
BR BROWN
COMPO
NENT LEGEND
FIELD WIRING
HIGH VOLTAGE
PU PUR PLE
FIELD SPLICE
SWITCH (TEMP)
OPTIONAL LOW VOLTAGE
6
HEATER
PLF
CFS
LDS
RSS
BPSW
3
24V
TR
1
HPS
3
24V
TR
1
LPS
BI1
BI2
BI3
BI5
BI6
BI7
BI8
AI1
AI2
AI4
AI5
AI6
AI7
AI8
AGND
OAT
DAT
4
3
1
2
COM1
RL1
RL2
COM2
COM3-8
AI3
RL3
RL4
RL5
CCR1
RL6
RL7
RL8
24VAC
GND
ECON
PLF
SMK/EMG
AO1
AO2
AO3
AO4
DDC
L2
T1
COMP
T2
SUPPLY VOLTAGE
CM
L1
CC
208-240/3/60
CC
RCCF
BI4
2
2
CH
SEE NO
TE 6
208/240/3/60
208/240/3 /60
CHS
SWITCH (PR ESS.)
OVERCUR RENT
PROT. DEVICE
TERMINAL
PLUG CONNECTION
FIELD GROUND
IGNITER
JUNCTION
SCHEMA TIC SYMBOL
SEE NOTE 5
+
-
+
-
HGRH
EXF
ALRM
+
-
0140L05852 -A
OARH
CO2
SPC
TEMP
COM
SENSOR
OFFSET
SPCRH
TB
A
G
N
D
A
O
A
I
A
L
R
M
B
I
B
L
S
B
P
S
W
C
C
C
C
R
C
F
C
F
S
C
H
C
H
S
C
M
C
O
M
C
O
M
P
C
S
D
F
T
E
C
O
N
D
C
G
R
O
U
N
D
F
O
R
A
N
A
L
O
G
S
E
N
S
O
R
S
(
"
A
G
"
O
N
T
B
2
)
4
A
N
A
L
O
G
O
U
T
P
U
T
S
8
A
N
A
L
O
G
I
N
P
U
T
S
A
L
A
R
M
8
B
I
N
A
R
Y
I
N
P
U
T
S
B
L
O
W
E
R
L
O
W
S
P
E
E
D
B
L
O
W
E
R
P
R
O
V
I
N
G
S
W
I
T
C
H
C
O
M
P
R
E
S
S
O
R
C
O
N
T
A
C
T
O
R
C
O
M
P
R
E
S
S
O
R
C
O
N
T
A
C
T
O
R
R
E
L
A
Y
C
O
N
D
E
N
S
O
R
F
A
N
C
L
O
G
G
E
D
F
I
L
T
E
R
S
W
I
T
C
H
C
R
A
N
K
C
A
S
E
H
E
A
T
E
R
C
R
A
N
K
C
A
S
E
H
E
A
T
E
R
S
W
I
T
C
H
C
O
N
D
E
N
S
E
R
M
O
T
O
R
C
O
M
M
O
N
(
"
C
"
O
N
T
B
2
)
C
O
M
P
R
E
S
S
O
R
C
O
M
1
A
N
D
S
M
O
K
E
D
E
T
E
C
T
O
R
D
E
F
R
O
S
T
T
H
E
R
M
O
S
T
A
T
E
C
O
N
O
M
I
Z
E
R
E
M
E
S
E
X
F
G
N
D
H
G
R
H
H
P
S
L
D
S
L
P
S
O
A
T
O
A
R
H
P
L
F
P
S
R
C
C
F
R
L
R
S
S
R
V
C
S
A
T
/
D
A
T
S
M
K
/
E
M
G
S
P
C
T
E
M
P
S
P
C
R
H
T
1
-
T
5
T
B
1
-
2
T
R
1
-
2
X
S
E
V
A
P
O
R
A
T
O
R
M
O
T
O
R
E
C
O
N
C
O
M
3
-
8
,
B
I
1
A
N
D
S
M
O
K
E
D
E
T
E
C
T
O
R
E
X
H
A
U
S
T
F
A
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Q
U
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T
G
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D
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T
G
A
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R
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A
T
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I
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H
P
R
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S
S
U
R
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S
W
I
T
C
H
L
O
A
D
S
H
E
D
D
I
N
G
L
O
W
P
R
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S
S
U
R
E
S
W
I
T
C
H
O
U
T
D
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R
A
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M
P
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R
A
T
U
R
E
O
U
T
D
O
O
R
A
I
R
R
E
L
A
T
I
V
E
H
U
M
I
D
I
T
Y
F
E
M
A
L
E
P
L
U
G
/
C
O
N
N
E
C
T
O
R
H
P
S
,
L
P
S
&
S
M
O
K
E
D
E
T
E
C
T
O
R
R
U
N
C
A
P
A
C
I
T
O
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F
O
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C
O
N
D
E
N
S
E
R
F
A
N
R
E
L
A
Y
R
E
M
O
T
E
S
T
A
R
T
S
T
O
P
R
E
V
E
R
S
I
N
G
V
A
L
V
E
C
O
I
L
S
U
P
P
L
Y
/
D
I
S
C
H
A
R
G
E
A
I
R
T
E
M
P
E
R
A
T
U
R
E
S
M
O
K
E
O
R
E
M
E
R
G
E
N
C
Y
S
H
U
T
D
O
W
N
S
P
A
C
E
T
E
M
P
E
R
A
T
U
R
E
S
P
A
C
E
R
E
L
A
T
I
V
E
H
U
M
I
D
I
T
Y
M
O
T
O
R
S
P
E
E
D
T
A
P
S
1
-
5
(
D
I
R
E
C
T
D
R
I
V
E
N
M
O
T
O
R
O
N
L
Y
)
T
E
R
M
I
N
A
L
B
L
O
C
K
(
2
4
V
S
I
G
N
A
L
)
T
R
A
N
S
F
O
R
M
E
R
2
4
V
A
C
T
R
A
N
S
F
O
R
M
E
R
&
S
M
O
K
E
D
E
T
E
C
T
O
R
COMPONENT LEGEND
F
H
C
CM
RCCF
F
H
C
EM
G
T4
EM
L
T3T2
T1
C
N
T5
C
T2 T1
T5
T3
T4
EM
C
T2 T1
T5
T3
T4
EM
TB1
TB1
L3
CC
T3
RVC
CFC
DFT
TB
EM
G
T4
EM
L
T3T2
T1
C
N
T5
SEE NOTE 2
SEE NOTE 4
CFC
T1
5
4
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