37
15.4 ELECTRICAL/SCHEMATIC-02
1
REF 3
4
2
GAS
GAS
TANK RIGHT
SYRUP RIGHT
TANK CENTER
SYRUP CENTER
WATER
SECONDARY
PRIMARY
Looking into board connector.
an 'X' pattern.
Note that sensor connection forms
2
1
3
4
PRESSURE SENSORS
+5.12 REF
FAN
12
PCB, UPPER BOARD
5 VDC IN
5 VDC IN
+15 VDC IN
-15 VDC IN
ANA GND
DIG GND
DIG GND
+5.12 A
10
NC
CNTLR P12
5
6
7
8
2
4
3
1
SHIELD DRAIN WIRE
SHIELD DRAIN WIRE
SHIELD DRAIN WIRE
SHIELD DRAIN WIRE
4
1
3
2
2
1
4
3
CNTLR P23
CNTLR P22
CNTLR P19
3
4
1
2
SHIELD DRAIN WIRE
SHIELD DRAIN WIRE
SHIELD DRAIN WIRE
CNTLR P18
CNTLR P17
CNTLR P16
4
1
3
2
2
1
4
2
3
1
4
3
4
3
7
LOAD 1
LOAD 3
ANA GND
COMP
AC_REF_IN
LOAD_REF
LOAD_2
6
+5V
uP
DIG
7
GND
GND
ANA
8
9
BTR 3
BTR 2
BTR 1
CNTLR P5
11
8
9
10
9
10
1
3
4
2
8
7
6
5
24VAC
OUT OF 3
OUT OF 2
OUT OF 1
+5V PWR
2
+5V
+15V
3
4
-15V
5
PRESSURES
DEF 2
REF 1
REF 2
DEF 1
CNTLR P2
CNTLR P9
5
6
2
4
3
1
2
4
3
1
8
7
6
5
MEMBRANE KEYPAD
L OUT
C OUT
TANK LEFT
SYRUP LEFT
24VAC RTN
24VAC RTN
CNTLR P6
SHIELD DRAIN WIRE
SHIELD DRAIN WIRE
24VAC
24VAC
CNTLR P14
CNTLR P15
CNTLR P13
4
1
3
2
1
4
1
3
2
2
3
1
4
24VAC
24VAC
GAS 2
GAS 1
24VAC
24VAC
GAS 3
TEST POINTS
DEF 3
SOL 1
SOL 2
SOL 3
CNTLR P8
CNTLR P7
1
3
2
1
3
5
4
2
8
7
6
L DEF
L SOL
1
2
1
2
1
2
1
2
R DEF
C SOL
2
1
2
1
2
1
2
1
2
1
1
2
1
2
C REF
L REF
R CO2
C CO2
2
1
1
2
1
2
1
2
1
2
D
B
C
TEMPERATURE SENSORS
R RTN
C INLET
CNTLR P25
3
4
1
2
L RTN
L INLET
2
3
4
1
CNTLR P24
CNTLR P26
2
4
3
R RTN
R INLET
R OUT
1
2
1
2
1
C DEF
R REF
2
1
2
1
GRN
ORG
RED
RED
GRN
GRN
YEL
WHT
WHT/RED
WHT/RED
BLU
RED
GRN
ORN
BLK
1
2
1
2
R SOL
2
1
2
1
L CO2
WHT
WHT/RED
WHT/RED
WHT
WHT
WHT
WHT
WHT
WHT/RED
WHT
WHT
WHT