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DRAWINGS: ELECTRICAL SCHEMATIC
Models 1000 and 1250
Sheet 2 of 2
A
B
C
02
SHT#1 58K
04
-S43
06
TB2-2
TB2-2
PRES. 1 FAN 1
08
10
12
-S62
TB2-2
14
TB2-2
REFRIGERANT HI PRES.
16
18
TB2-2
20
TB2-2
22
EVAPORATOR TEMP SENSOR
24
DISCHARGE TEMP SENSOR
26
28
TB2-2
30
32
34
36
TB2-26
38
TB2-26
40
42
TB2-26
44
JUMP
TB2-26
46
TB2-26
48
TB2-26
50
52
54
56
58
60
62
64
66
68
D
E
F
24VAC
TB2-31
TB2-36
TB2-2
TB2-2
-B61
TB10-1
TB10-2
-B62
TB10-3
TB10-4
STD DRAIN
-A51
TB2-2
TB2-3
L
TB2-1
TB2-4
N
PE
OPTIONAL
CLSC DRAIN
-A55
L
N
PE
-K62
-F11
K62X-NO
11
14
43
44
-K62
TB2-26
TB2-37
31
32
-A51
TB2-5
NO
COM
-A55
** JUMPER FOR SINGLE DRAIN APPLICATION
TB2-7
NO
COM
-K61
TB2-8
9
5
-S67
START/STOP
TB2-25
TB2-10
LOCAL REMOTE
TB2-25
TB2-11
OX
TB2-25
TB2-25
TB2-25
EVAPORATOR OUTLET
SENSOR
G
H
J
-S43.1
TB2-31
TB2-32
TEMP. 1 FAN 1
-A60
CONTROL BOARD
W1 LINE
W37
W3 GND
TB2-PE
TB10-1
W4
TB10-2
W5
TB10-3
W6
TB10-4
W7
TB2-3
W27
DRAIN TEST
TB2-4
W26
DRAIN COMMON
W15
COMMON
TB2-19
TB2-19
W8
COMPRESSOR ENERGIZED
TB2-37
W9
HEATER ENERGIZED
TB2-5
W13
DRAIN 1 ALARM
JUMP
TB2-7
W14
DRAIN 2 ALARM
TB2-8
W10
REFRIGERANT HIGH PRESSURE
TB2-9
TB2-9
W11
REFRIGERANT LOW PRESSURE
TB2-10
W31
REMOTE START/STOP
TB2-11
W32
LOCAL/REMOTE SELECTION
W29
W30
W33 COMMON
21
TB2-21
W34
22
PHASE
TB2-22
W35
CHECK
23
TB2-23
W36
EVAPORATOR
OUTLET RTD
J4
RS-485
RS-232
A
B
Z
Y
J8
J2
K
L
M
SHT#1 58K
-K43
TB2-32
TB2-1
TB2-32
A1
A2
-K61
TB2-36
TB2-36
TB2-1
A1
A2
TB2-1
TB2-1
NEUTRAL W2
TB2-36
W22
-K62
TB2-39
TB2-1
W23
A1
A2
J2
9-PIN RS232
CABLE
UNLOADING
SOLENOID
TB2-12
TB2-1
W38
13
TB2-13
NO
W16
14
ALARM B
NC
TB2-14
W17
MONITORING
15
TB2-15
W18
C
16
NO
TB2-16
W19
17
ALARM A
NC
TB2-17
W20
COMPRESSOR STOP
18
TB2-18
W21
C
ETHERNET
USB
N
P
Q
FAN CONTACTOR
REFRIGERANT HI PRES.
RELAY
COMPRESSOR CONTACTOR
29
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