Bard D25A2PA, Installation And Service Instructions Manual

Page: 36 / 59

Manual 2100-643C
Page 36 of 59
FIGURE 2.13
D25A/L, D35A/L Unit Wiring Diagram
Start Kit
C
Ye
llo
w
Ye
llo
w
HE
RM
FAN
Fan Motor
Outdoor
(see chart)
R
Compressor
S
C
+
2....10 Vdc
2....10 Vdc
24 Vac/Vdc
1
Com
2
+
3
Y
5
U
+
Damper Actuator Motor
48 Vdc to 24 Vdc
-
+
-
+
Output
Input
x
x
x
x
x
+
ADJ.
Converter
1 2
L2
Circuit Breaker
Circuit Breaker
20
8/
23
0-
60
-1
L1
Supply Air
Sensor
NO
COM
NC
NO
COM
NC
HP
C
R Y
CC
AL
R C
M
IN
UT
ES
1
2
3
4
5
LP
C
OAT
OAH
4-
20
m
A
V
IN
CO
M
VO
UT
NO
NC
2
1
3
4
5
6
Return Air
Sensor
1
1
4
3
2
NO
COM
NC
PWR (Green) DC power ON and within range (48-58v)
POL (Yellow) DC polarity is correct, DCV output active
Fault (Red) DC polarity is correct, reverse FIELD connection
NC
COM
NO
NC
NO
COM
PWR
GOOD
POL
GOOD
FAULT
C R
CO
M
20
8V
24
0V
8 2 1 3 4 5 6 7 9
MOTOR
PLUG
Bl
ue
Bl
ue
Bl
ue
BLUE BLUE
WHITE WHITE
Pink
Pink
Pi
nk
Pink
ORANGE ORANGE
and humidity sensor
DAMPER BLADE SWITCH
Orange
Orange
Orange
Or
an
ge
Or
an
ge
/B
la
ck
Or
an
ge
Or
an
ge
Or
an
ge
Outdoor temp
Or
an
ge
YELLOW
YELLOW
YELLOW
YELLOW
Yellow
Yellow/Red
Yellow
YELLOW
BROWN
Brown
Brown
Brown
BROWN
RED
OR
AN
GE
BL
UE
BL
AC
K
RE
D
CONTROLLER
MOTOR
CAPACITOR
PLUG
BL
AC
K
Gr
ee
n
W
HI
TE
RE
D
RED
RE
D
VENT
HEATER (OPT.)
RED
BLUE
BROWN
BLACK
BLACK
BROWN
CRANK CASE
LIMIT
SECONDARY
LIMIT
5 KW HEAT STRIP
HEATER CONTACTOR
PRIMARY
CONTROL
L2
L1 T2
T1
LOW AMBIENT
Co
nt
ac
to
r
Co
m
pr
es
so
r
COMPRESSOR
1
Re
d/
W
hi
te
4206-114 A
Low Voltage
High Voltage
Factory Optional Field
33
M
OD
UL
E
CO
M
PR
ES
SO
R
CO
NT
RO
L
28
23
23
35
14
11
9
4
2
22
37
66
90
39
30
41
40
42
43
43
43
44 45
32
75
48
46
46
51
32
52
43
40
45
50
59
25 63
61
62
60
64
66
67
67
68
68
70
71
Re
d
Re
d/
Bl
ac
k
Re
d
Re
d
Red/White
Re
d/
W
hi
te
70
Re
d
54
Re
d/
Bl
ac
k
65
66
83
84
87
48 76 49 99 50 32 52 54
54
54
55
56
69
64
Or
an
ge
/B
lac
k
Red
Red/White
PLUG
DBS/RAS
41
Re
d/
Bl
ac
k
73
74
75
76 80
79
78
77
73
81
82
83
82
81
84
87
66
65
72
65
92
92
93
93
74
95
96
95
96
97
97
98
98
99
51
100 101
102
103
40
111 111 106
109 110
111 112 113 106 115
46
116
116
116
White
W
hi
te
Red
Re
d
Re
d
63
Red/Black
122
119 119
100
TRANSFORMER TAP
THIS RED WIRE TO 208 VOLT
FOR 208 OPERATION MOVE
49
86
129
127
129
Re
d/
Bl
ac
k
86
87
24
Or
an
ge
/B
la
ck
127
+
-
52 Vdc
Re
d
129
-
139
Terminal Block
134
MONITOR
POLARITY
133
137
Red
138
Re
d
38
48 VDC
24 VDC
0-10 VDC
PLUG
RED
RED
MOTOR POWER
PLUG
RED
MOTOR POWER
MOTOR
4
5
3
2
1
2
3
1
RED
W
HIT
E
140
Re
d/
Bl
ac
k
BLOWER
17
TR
AN
SF
OR
ME
R
Red
L1 L2
T1 T2
32
NC
Co
nt
ac
t
Au
xil
iar
y
131
Red/White
25
57
58
129
55
56
91
90
39 50
40
Black/White
BLACK
BLACK
BLACK
BL
AC
K
BL
AC
K/
W
HI
TE
Black/White
GROUND TERMINAL
Dirty Filter Switch
HP
ANALOG
Black
SWITCH
COMP. RELAY
PRESSURE
Relay
Power Loss
LOW
TERMINAL
GROUND
3
SENSOR
EVAP. TEMP.
DIGITAL
BLACK BLACK
1
26
LOGIC CONTROL
PROGRAMMABLE
Bl
ac
k/
W
hi
te
Black/White
Bl
ac
k/
Gr
ee
n
Black/Green
Bl
ac
k
Bl
ac
kR
ed
Bl
ac
k
Bl
ac
k
Bl
ac
k/
Gr
ee
n
Black/White
Bl
ac
k/R
ed
Bl
ac
k
Bl
ac
k/
Re
d
Black/Green
Male Side
Black/White
Side
Female
Co
nn
ec
to
r
Co
nn
ec
to
r
Co
nn
ec
to
r
Co
nn
ec
to
r
Co
nn
ec
to
r
Co
nn
ec
to
r
Co
nn
ec
to
r
Co
nn
ec
to
r
Co
nn
ec
to
r
Co
nn
ec
to
r
Black
Gr
ee
n
Gr
ee
n
Black/Red
Orange
Orange
Red/White
Black/Red
Bl
ac
k
26
Bl
ac
k/G
re
en
Black/Red
Bl
ac
k/
Re
d
Black/Red
White
Blower Relay
Orange/Black
Or
an
ge
W
hi
te
Bl
ac
k
Bl
ac
k/
Gr
ee
n
Black
Bl
ac
k