Jacuzzi 2003+ owner manual 15.0 J-310 Convertible

Page 41

Optional 120/240 VAC

4-Wire Convertible

Heater Connection

1.Remove and discard the factory installed GFCI Cord.

2.Move RED* wire from TB1 position #1 to TB1 position #3 as shown below.

3.Permanently connect to the power supply. Use copper conductors ONLY. Wire size must be appropriate per NEC and/or local codes.

4.If hot tub is to be operated on 30A service, make sure the jumper provided at location JP1 #1&2 on the circuit board is installed. If hot tub is to be operated on 40A service, remove the jumper JP1 #1&2 on the circuit board.

		RED*
		BLK
		TB1
1	2	3

GRN WHT BLK RED

Logic Jumper Settings (Factory Defaults Shown)
JP1 1-2 ON	= 15A Logic (3-wire 120 VAC operation only)
JP1 1-2 ON	= 30A Logic (4-wire 120/240 VAC operation only)							Control
JP1 1-2 OFF = 40A Logic (4-wire 120/240 VAC operation only)								Panel
JP1 7-8 ON	= ¡C Temperature Display
JP1 7-8 OFF = ¡F Temperature Display
			J20					J1
		J21				JP1
Spa Light			K1
						8	7		Temperature Sensor
						6	5
		J12				4	3
Ozonator	BLK		K2	Transformer		2	1		Hi-limit/Freeze
O3				120 VAC				J2	Sensor
		J14
	BLK		K3					J3	Flow Switch
	Circ.
		J16
	Pump			J4
WHT			K4
		J11
			F1*						This device complies with Part 15 of the
WHT									FCC rules. Operation is subject to the
		J15
									following two conditions:
WHT				K5	K7			K8	1. This device may not cause harmful
									interference.
		J13
BLK			J5						2. This device must accept any inteference
									received including interference that may
					Heater IN		Heater OUT
									cause undesired operation.
			WHT	J17	J7	J8	J9	J10
		J6

F1			RED RED BLK RED	BLK
	BLK
20A		LO	HI
250V
			Main
SC-20
			Pump
	RED
				Heater
	BLK
				1.0 kW @ 120 VAC
				4.0 kW @ 240 VAC
	TB1	Standard 120 VAC 3-Wire Connection
1 2 3
		(60 Hz, 1 Phase, 15 A Service)
GRN WHT BLK		Use copper conductors ONLY. Wire size must be

appropriate per NEC and/or local codes.

This wiring diagram is used for convertible power model.	15.0 J-310 Convertible
the J-310	Circuit
US/Canada 120/240 VAC	Diagram (60Hz)
(60Hz)