Frymaster FilterQuick FQG30 Service Manual page 33

1.14.2 ATO (Automatic Top-Off) Board Pin Positions and Harnesses
Connector From/To
Bulk Fresh Oil Solenoid
Top Off Pump Relay
JIB Reset Switch
J8
Bulk Fresh Oil Solenoid
Top Off Pump Relay
JIB Reset Switch
Transformer
J4 (Rear) /
J5 (Front)
ATO 4 & 5 Battery
Jumper
J1 - Vat #1
J2 - Vat #2 ATO RTD
J3 - Vat #3
J6
Network Resistor
(pins 2 & 3) or to next
J10
ATO Board (4 & 5 vat
J9 AIF J5
Harness #
8074671
8074553
8074657
8262569- Probe
8074845 – 28"
Ext., 8074655 –
20" Ext.,
8074552
(Network
resistor),
8074546 to next
units)
ATO board
8074547
Pin
# Function
1 24VAC Ret
2
3
4 24VAC Ret
5
6
7
8 JIB Low Reset
9 24VAC
10
11
12 24VAC
13
14
15
16 Ground
1 24VAC Ret
2 24VAC
3
4
5 12VAC Ret
6 12VAC
7 Jumper
8 Jumper
1 DV - Probe Ground
Kit,
2 DV - Probe
3 FV - Probe Ground
4 FV - Probe
1 Ground
2 CAN Lo
3 CAN Hi
4 5VDC+
5 24VDC
6 Ground
1 Ground
2 CAN Lo
3 CAN Hi
4 5VDC+
5 24VDC
6 Ground
1-28
Wire
Voltage Color
24VAC Black
24VAC Black
16VDC
Black
24VAC Red
24VAC Red
16VDC
Red
Orange
24VAC
Blue
Red
12VAC
Brown
Black
Ohm
Black
White
Red
Ohm
White
Red
Black
Red
White
5VDC Black
24VDC Red
White
Black
Red
White
5VDC Black
24VDC Red
White