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Control Layout
Wire Ties
STATUS
UNIT
FAULT
SW1 dip
Switch
Refrigerant Switch SW1
•
Set the system refrigerant to either R-410A or R-22
using the Refrigerant Switch located on the Expan-
sion Valve Control board (EVC) in the Control Pocket.
•
Factory default is R-410A.
•
Note: The power must be shut off and then re-applied
in order for the EVC to recognize the change.
AM7A0C36H31-SF-1A
Airflow Control (AFC)
TRANE U.S. INC.
HUM
PART NO. LABEL
J1
T1
T2
C3
C37
R5
J8
R7
D2
BAR CODE
K1
Q1
C17
C16
D5
C5
C4
D11
D8
R24
D10
R10
1
R9
R28
R26
R27
R11
R15
R16
R41
C25
D12
D30
C24
17
C44
J9
C45
D31
D13
C31
Y1
R38
R32
R36
R85
R82
R84
O
32
D15
C26
D18
C27
D16
C29
C30
D19
C35
B
C43
Yo
R45
R49
R52
R54
R50
R55
D20
R69
R72
R71
R75
C33
C32
D21
R
R63
D26
C41
D27
R56
D29
R62
R74
Yo Jumper
C46
BK Jumper
W2
W1
D24
C53
R66
R68
D33
C52
Q8
C40
R101
U3
R110
R94
K2
R70
R100
C39
R67
C38
D32
D23
D28
R80
R73
J6
S3
TEST
Electronic Expansion Valve Control (EVC)
S1 dip Switch
OUTDOOR
J4
Pb
on
}
Capacity (Tons)
C7
HP
AC (System)
1
2 (Stages)
D1
R19
R12
1
2 (Compressor)
C2
S1
R4
R3
INDOOR
R8
R2
C6
R NET 1
R21
C1
D7
D4
CFM/Ton
R42
R34
R NET 2
D6
D3
Cool Off Delay
R1
U1
R25
R18
R39
R33
Torque
R40
R17
R43
R13
C23
R46
S2
U2
R14
D9
R57
R58
16
1
C10
64
+12V
C36
R22
J3
J13
R23
C13
C42
R20
+12V
49
R77
Q3
33
48
R65
R64
Q5
R44
Q2
R79
R83
R29
X1
R78
R76
R47
Q4
GND
R81
D14
R86
R37
MOTOR
R30
Q6
D17
R53
R61
C28
R91
R98
R89
R59
Q7
C49
C59
R105
C48
R97
R108
C55
R109
C60
R103
TZ2
R106
D36
R95
C54
U4
D35
C56
R99
R96
R102
C47
D34
C57
L2
5V
C58
C50
R104
MOV1
C51
L3
U5
+13.8V
distribution Board
SW1 dip
Electronic Expansion Valve Control (EVC)
6
S2 dip Switch
on
CFM
J7
RX
TX
STATUS
UNIT
FAULT
D28
Switch
TRANE U.S. INC.
HUM
J1
T1
J8
BAR CODE
C17
D10
1
R28
D30
C45
J9
Y1
R85
O
D15
C27
B
Yo
R50
D20
C33
R
R63
R56
Yo Jumper
W2
W1
R66
D33
Q8
K2
R70
R80
R73
T2
R7
C16
D11
R26
R27
C44
D31
R84
R82
C26
D16
R45
R49
C32
D21
R74
R62
BK Jump
C52
R101
R94
R100
J6
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