Frymaster M3000 manual ATO Automatic Top Off Pin Positions and Harnesses

LOV™ Generation II Technical Reference

Pin Positions

ATO (Automatic Top Off) Pin Positions and Harnesses

Connector	From/To	Harness #	Pin #	Function	Voltage	Wire Color
	RTI Add Solenoid		1	24VAC Ret	24VAC	Black
			2
			3
	ATO Pump Relay		4	24VAC Ret	24VAC	Black
			5
			6
			7
J8	JIB Reset Switch	8074671	8	JIB Low Reset	16VDC	Black
	RTI Add Solenoid		9	24VAC	24VAC	Red
			10
			11
	ATO Pump Relay		12	24VAC	24VAC	Red
			13
			14
			15
	JIB Reset Switch		16	Ground	16VDC	Red
			1	24VAC Ret	24VAC	Orange
			2	24VAC		Blue
J4 (Rear) /			3
	Transformer	8074553	4
J5 (Front)			5	12VAC Ret	12VAC	Red
			6	12VAC		Brown
			7
			8
J3 - Vat #3 J2		8074655 - Vat #1	1	DV - Probe Ground		White
			2	DV - Probe		Red
- Vat #2 J1	ATO RTD	8074654 - Vat #2			Ohm
			3	FV - Probe Ground		White
- Vat #1		8074621 - Vat #3
			4	FV - Probe		Red
J6	Orange LED	8074555	1	16VDC	16VDC	Black
			2	16VDC Ret		Red
			1
J7			2
			3	Ground
			4	RB7/DATA
			5	RB6/CLOCK
	Network Resistor		1	Ground		Black
			2	CAN Lo		Red
J10	(pins 2 & 3)	8074552	3	CAN Hi		White
	or to next ATO Board		4	5VDC+	5VDC	Black
	(4 & 5 vat units)
			5	24VDC	24VDC	Red
			6	Ground		White
			1	Ground		Black
			2	CAN Lo		Red
J9	AIF J5	8074546	3	CAN Hi		White
			4	5VDC+	5VDC	Black
			5	24VDC	24VDC	Red
			6	Ground		White

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