Service manual
PART NUMBER 145702, REV. C (01/07)
CALL 888-994-7636 FOR TECHNICAL SUPPORT
49
WIRING DIAGRAM • VRC-3E, VRC-6E
C-2
NO-2
LOW POWER RELAY
8
6
RED/BLK
WLB
ORG/BLK
1
0
GRN/YEL
GRN/YEL
VRC-3E WIRING DIAGRAM
P/N 141763 REV F
#10 AWG COPPER
3 PHASE
1 PHASE
13
2
1
TRANSFORMER
STEAMER CONTROL BOARD
2
1
3
2
J1
2
J7
1
J6
1
T2
J2
ACHI
ACLO
14
J5A1
J5
LIGHT AND TIMER BOARD
J5B1
J9
J8
TIMER
OVERTEMP
2
4
K1
CIRCUIT
4 AMP
1
2
3
4
5
6
7
8
9
10
11
12
13
14
2
1
9
6
3
4
5
7
8
13
10
11
12
14
2
1
9
6
3
4
5
7
8
10
3
1
2
7
5
4
6
10
8
9
3
4
2
1
6
7
3
4
5
2
1
GRN/YEL
BROWN
ORANGE
BLACK
RED
BLK/ORN
RED/BLUE
BLK/RED
RED/BLK
BLUE
BLACK
BLK/BLU
WHT/BLU
K3
OVERTEMP SENSE IN
GREEN/YELLOW
24VAC HI
24VAC LO
24(DONE)
21
22(TIMING)
11
12(MANUAL)
BLUE
RED
BLUE
RED
10VAC
COM
10VAC
10
8
6
WHITE/ORANGE
WHITE/ORANGE
GREEN/YELLOW
ACLO
ACHI
P/N 123125
JUMPER 208/240V
5 4 2 1
24 VAC SWITCHED
+12VDC-OUT
24VAC UNSWITCHED (DRAIN)
24 VAC LOW
24VAC SWITCHED
0 1
GRN/YEL
BROWN
ORANGE
BLACK
BLK/ORN
BLACK/RED
RED/BLACK
LOW PROBE
HIGH PROBE
+12VDC
24VAC
DRAIN
LOW POWER
FILL
FAN SPRAY
SHUTDOWN
BREAKER
TRANSFORMER
24VAC
75VA
LEFT
WHITE
BLACK
1
2
DOOR SWITCH
1
2
RIGHT
BLUE
BLUE
BLUE
BLUE
BLUE
BLUE
BLUE
BLUE
BLUE
BLUE
BLUE
BLUE
BLUE
+5VDC
PC1
PC2
12
11
7
K1
0 1
(24 VAC)
A B C D
L1 X L2 L3
DO NOT CONNECT POWER TO TERMINALS MARKED X
A B C D
L1 X L2 X
TERMINAL BLOCK TB1
208V, 240V, 480V
208V & 240V
BLUE
BLACK
BLUE
BLUE
RED
RED
RED
RED
BLK/BLU
HI PROBE
17
18
LO PROBE
WHT/BLU
P7
T1
6AMP
F1
6AMP
F2
240V
208V
BLACK
ACHI
6AMP
F1
6AMP
F2
ACHI
T3
ACLO
T1
OPTIONAL 480V
ACLO
STANDARD 208/240V
BLACK
WHITE
RED
YELLOW
BLACK
A
B
A
B
A
B
A
B
OPTIONAL 480V - VRC-3E ONLY
BLUE
BLUE
BLACK
BLUE
BLUE
BLACK
CB
2 A
RED
(17)
(18)
J8
RED
RED
RTD
START CAP
WHITE
BROWN
YELLOW
VIOLET
ORANGE
BLACK
MAIN
START
BLUE
RED
RED
BROWN
208/240=3uf
WHITE
YELLOW
BLUE
VIOLET
BROWN
BROWN
RED
RED
ORANGE
KEY
BLACK
M1
MOTOR
3600 RPM
C1
2
1
6
3
4
5
TERMINAL BLOCK TB1
B C D
L1 X L2 L3
L3
GND
A
L3
T3
T2
L2
L1
T1
1
2
K3
STANDARD 208/240V
1
2
2
1
HOLD
RED
RED
3 PHASE
TERMINAL BLOCK TB1
B C D
L1 X L2 GND
A
L3
T3
T2
L2
L1
T1
K3
480 VAC VRC-6E
2
1
3 PHASE
2
1
2
1
A
A
NO-1
C-1
2
WLB
RED
LR1
C
NO
LR1
LR
RS
G
C
NC
HL2
4 3
LR1
4
GRN/YEL
H1
H2
H3
H1
H2
H3
RED/BLUE
)LA
N
OI
T
PO(L
LI
FRETAW3
1
WV
2
TB2
C
NC
HL1
LI
L2
H
WHT
WATER LEVEL
BOARD
TERMINAL BLOCK TB1
B C D
L1 X L2 X GND
A
L3
T3
T2
L2
L1
T1
K3
208/240V
2
1
1 PHASE
2
1
2
1
A A
H1
H2
H3
Single Contractor Versions
8 2
PART NUMBER 145702, REV. B (7/06)
Call 1-800/676-9040 for Technical Support
160649 RELAY BOARD
153047 VRC WIRING DIAGRAM
OPTIONAL 480V
WHITE
YELLOW
BLACK
F1
T2
6A
F2
CB2A
B
B
A
A
K2 K1
GRN/YEL
75 VA
TRANSFORMER
T1
4 A
C B
VAC24
F1
F2
A
A
6A
STANDARD
208/240V
B
B
L1
L2
RTD
CONTROL BOARD 160648
L2
T2
T1
L1
G
G
K2
T3 L3
H3
H2
H1
OPTIONAL 480V
L1
L2
L1
L2
X
X
T3
L3
L2
T2
L1
T1
K1
L2T2
T1
L1
G
G
K2
T3 L3
H3
H1
H2
STANDARD 208/240V
L1
L2
L1
L2
X
X
GND
3 PHASE
208/240/480V
TB1
1 PHASE
208/240V
TB1
T1
T2
T3
BLACK
BLACK
FILL VALVE AF
160649 RELAY BOARD
MOTOR
RED
BLUE
WHITE
YELLOW
BLUE
VIOLET
BROWN
BROWN
RED
ORANGE
KEY
BLACK
GREEN
GREEN
ORANGE
ORANGE
ORANGE
ORANGE
KEY
BLACK
BLACK
BLACK
BLACK
CAP
MI
RED
RED
BROWN
BLACK
RED
GRAY
GRAY
GRAY
GRAY
BROWN
BLACK
RED
11 10 9 8 7 6 5 4 3 2 1
14
13
12
11
10
9
8
7
6
5
4
3
2
1
34
7
14
13
12
11
10
9
8
7
6
5
4
3
2
1
4
3
2
1
34
7
6
5
4
2
1
2
1
2
1
14
13
12
11
10
9
8
7
6
5
4
3
2
1
15
16
17
J6 J3 J2 J4 J1
J5
J2
HOUR METER
DOOR
KEY
AF
HL1
HL2
F
R
1
2
SWI ROCKER
KEY
J3
MOTOR
VOLTAGE
SELECT